Travel Agencies (U.S.) — NAICS 561510

An industry primer for public-market and private investors.

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1. Overview

A travel agency is a middleman. It doesn't own planes, hotel rooms, or cruise cabins — it sells other companies' travel and gets paid a cut. That simple role spans two very different worlds: the giant online travel agencies (OTAs) that book hundreds of billions of dollars of hotels and flights through websites and apps, and the tens of thousands of small human advisors — many working from home — who plan cruises, tours, and complex trips for a commission or a fee.

The appeal of the model is that it is capital-light: an agency takes a percentage of what sells without carrying the risk of an empty plane or an unsold room. The trade-off is that agencies sit between powerful suppliers and increasingly self-sufficient travelers, so they live with two permanent hazards — being cut out of the transaction (disintermediation), and the sharp swings of discretionary spending, since travel is one of the first things households and companies cut in a downturn.

Public vs. private ways in. There is no pure-play publicly traded "traditional" U.S. travel agency. Public exposure runs through a handful of large, mostly global names: the big OTAs and metasearch platforms (Booking Holdings, Expedia Group, Trip.com, Tripadvisor), the one listed corporate-travel specialist (Amex GBT, now being taken private), the distribution "plumbing" (Sabre), and — indirectly — financial companies that own agencies (American Express, JPMorgan Chase).[7][8][9] The human-advisor half of the industry is almost entirely private: private-equity roll-ups, franchises, member-owned buying groups, and independent home-based advisors affiliated with larger "host" agencies.[15][19]

The useful investment question is not how much travelers spend. It is how much of that spending becomes agency revenue, how durable the agency's supplier and customer relationships are, and how cleanly the business turns bookings into cash.

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2. What it is and how it's structured

In scope (NAICS 561510). The North American Industry Classification System (NAICS) is the U.S. government's standard for grouping businesses. Code 561510 covers establishments primarily acting as agents — selling travel, tour, and lodging services created by others, to consumers and to businesses, and earning commissions and fees for doing so.[4]

The industry spans:

• Leisure agencies, including luxury, cruise, destination, and specialty advisors.
• Corporate travel management companies (TMCs) — firms that handle booking, travel policy, expense integration, traveler support, and duty-of-care.
• Online travel agencies (OTAs) — agencies that sell travel through digital platforms.
• Host, franchise, and consortia networks that support independent advisors.

What it explicitly excludes — adjacent codes an investor should not conflate:

• 561520 Tour Operators — firms that assemble and package tours on their own account (they take inventory risk), then often sell through agencies.[4]
• 561591 Convention and Visitors Bureaus.[4]
• 561599 All Other Travel Arrangement and Reservation Services — standalone reservation services, ticket offices, auto-club travel services, and time-share exchanges.[4]
• 713990 — tour guide and sightseeing services.[4]

Ownership mix — a barbell. At one end sit a few global platforms: the OTAs (Booking.com, Expedia, Priceline, Trip.com) and the large TMCs (Amex GBT, BCD Travel, CWT). At the other end is a long tail of small operators — roughly 7,500 firms across ~9,300 locations,[1][2] most of them tiny. A large share are independent advisors working under a host agency (which lends its accreditation, technology, and supplier contracts for a commission split) or a franchise (e.g., Cruise Planners, Dream Vacations), and clustered into buying groups called consortia (Virtuoso, Signature Travel Network, Travel Leaders Network) that pool volume.[19][30] The federal data does not break the industry into public vs. private shares, so no precise split is stated here.

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3. How big it is

U.S. federal statistics for NAICS 561510:

Two simple derived figures: about 8.9 employees per establishment, and roughly $97,800 of annual payroll per employee.[1] The $25 million figure is the Small Business Administration's (SBA) eligibility threshold for small-business programs, not an industry-average revenue.[3]

Concentration is high for a service industry: the four largest firms take 61.7% of receipts, the top eight 67.0%, the top twenty 73.4%, and the top fifty 78.2%.[2] The Herfindahl-Hirschman Index (HHI, a standard concentration measure) is suppressed in the federal data, so no value is stated.

The undercount caveat — read this before using the $32 billion figure. Census receipts badly understate the travel booked by U.S. agencies, for three reasons:

1. It measures the take, not the trip. A pure agent books the commission, not the ticket: a firm that sells $200 million of travel may report only ~$20 million of receipts. So this line is the industry's cut, not the value of travel it moves.
2. It omits nonemployer businesses — the many home-based independent advisors and sole proprietors with no payroll. The supplied federal file has no nonemployer count or receipts.
3. The OTA platform economy is largely classified elsewhere — Booking Holdings is U.S.-domiciled but earns most of its revenue abroad, and much OTA activity does not land in 561510.

A better read on the air channel's scale: the Airlines Reporting Corporation (ARC), which settles agency airline sales, reported $99.2 billion of U.S. travel-agency air-ticket sales in 2024.[5] The American Society of Travel Advisors (ASTA) reports that U.S. advisors issue roughly 781,000 air tickets a day.[6] These air-settlement figures are not additive to Census receipts (which count commission, not ticket value). The federal file also contains no industrywide commission rate, gross-bookings total, or operating-margin figure — so none is invented here.

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4. The investable universe

There is no listed pure-play U.S. travel agency. NAICS does not map neatly onto public reporting, so the table separates the closest direct exposure from adjacent platforms and infrastructure. (Tickers and market values move quickly; figures below are approximate and as of 2026.)

On GBTG (the take-private). In 2026, Amex GBT agreed to be acquired by Long Lake (backed by General Catalyst and Alpha Wave) for $9.50 per share (~$6.3 billion), expected to close in the second half of 2026 — which removes the only large listed corporate-travel pure-play from public markets and makes GBTG a merger-arbitrage situation rather than a long-term public holding.[10]

Major private and member-owned players. Because the advisor and corporate channels are largely private, most of the industry's scale sits off-market:

• Internova Travel Group — the largest U.S. agency company, privately held and majority-owned by private-equity firm Certares, with thousands of owned, franchised, and affiliated agencies.[15]
• BCD Travel — a global TMC, part of privately owned, family-controlled BCD Group.[16]
• CWT — a global TMC now owned by Amex GBT (acquisition completed September 2, 2025); its ultimate owner changes again if the GBT take-private closes.[11]
• Direct Travel — privately held, recapitalized in 2024 by an investor group led by Concur co-founder Steve Singh; it acquired ATPI in 2025.[17]
• FROSCH — now part of Chase Travel after JPMorgan Chase acquired it.[18]
• AAA Travel and Costco Travel — large membership-channel sellers.
• Virtuoso (~$25–30 billion of member purchasing power) and Signature Travel Network — luxury consortia; host agencies such as KHM Travel, Fora, and Cruise Planners aggregate thousands of independent home-based advisors.[19][30]

Private investors reach this side through private-equity funds, direct lending, growth capital, franchise ownership, or outright acquisition of independent agencies and host networks.

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5. How the money works

The traveler's total payment is not the agency's revenue. Agencies earn from several buckets, and the mix defines the business model:

1. Supplier commissions. Hotels, cruise lines, and tour operators pay a percentage — typically ~10% for hotels and ~10–16% for cruises and tours.[20] Crucially, U.S. airlines largely eliminated base commissions around 2002, which is why air is now barely commissionable and pushed agencies toward charging fees.[20]

2. Service and planning fees. Charged directly to the traveler — a median of roughly $35 domestic / $50 international for air-only tickets, plus flat planning fees on complex leisure trips. This is the fastest-growing revenue line for advisors.[20]

3. Override commissions. Suppliers pay a higher rate once an agency crosses a volume threshold (e.g., 10% steps up to 13%). An individual advisor can't reach those tiers alone — which is the entire economic reason host agencies and consortia exist: they pool volume to unlock overrides no member could earn on their own.[19][20]

4. GDS incentives, plus software/data revenue. Global distribution systems (the Sabre / Amadeus / Travelport booking networks) pay agencies a few dollars per airline segment booked.[20][21] Larger agencies and TMCs also earn subscription, software, data, and professional-services fees.

Two OTA models. The agency model has the traveler pay the supplier while the OTA collects a commission (lower risk). The merchant model has the OTA collect the customer's payment, keep a markup, and pay the supplier net — more revenue, but also payment, refund, fraud, and working-capital risk. Booking Holdings shows the split cleanly: in 2025 it reported ~$186.1 billion of gross bookings — ~$130.0 billion merchant and ~$56.1 billion agency — against ~$26.9 billion of revenue.[7]

The number that matters: the take rate — revenue as a percentage of the gross value of travel booked. For the big OTAs this runs roughly 12–14% (Booking ~14%; Expedia ~12.5%), and the whole model is operating leverage: a small slice of an enormous bookings figure.[7][8] For a corporate TMC, Amex GBT's ~$2.72 billion of 2025 revenue on ~$36.3 billion of TTV implies a low-single-digit take, blended from per-transaction fees, management fees, GDS incentives, and supplier overrides (travel revenue ~79% of its total, products and professional services ~21%).[9]

What all of them share: near-zero inventory risk, low capital intensity, and margins that live or die on volume, mix (complex, high-value trips beat commodity air), and distribution/marketing cost. The metrics to watch are gross bookings/TTV, take rate, transaction growth and revenue per transaction, client retention, advisor productivity, and — for merchant-model businesses — refunds, chargebacks, and working capital.

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6. What drives demand

• Discretionary income and the economic cycle. Leisure travel is a want, not a need; corporate travel tracks business activity, employment, and GDP. Both amplify the cycle — booming in expansions, cut hard in recessions. As a scale anchor, the U.S. Travel Association's spring 2026 forecast expects total U.S. travel spending of about $1.37 trillion in 2026, with domestic travel ~87% of the total and domestic leisure spending near $909 billion (a forecast, not a reported result).[28]
• International travel. The National Travel and Tourism Office (NTTO) projects inbound visitation rising from 68.3 million visitors in 2025 to 85.2 million by 2030, a ~25% increase — a tailwind for internationally focused agencies.[29]
• Trip complexity. Advisors win where do-it-yourself booking is painful and high-stakes: cruises, multi-country itineraries, luxury, groups, weddings, honeymoons. Simple point-to-point air is the most commoditized and least defensible.[26]
• Travel prices. Higher airfares and room rates raise the commissionable base per booking (good for revenue) but can dampen volume (demand elasticity).
• The "DIY overwhelm" swing-back. Airline disruptions, fragmented loyalty programs, and information overload have pushed leisure travelers — notably younger ones — back toward human advisors; industry surveys report advisor use growing, with a large share of advisors having entered the field within the last five years.[26][27]
• Corporate travel normalization. Business travel, hit hardest in 2020, has been rebuilding; its pace sets the TMC segment's fortunes and is more sensitive than leisure to employment, corporate budgets, and remote-work patterns.

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7. Regulation

There is no single federal license to be a travel agency. Instead the sector is boxed in by several overlapping regimes:

• U.S. Department of Transportation (DOT). Governs how air travel is sold and advertised, including automatic-refund rules when flights are canceled or significantly changed and the traveler rejects the alternative. If a ticket agent is the merchant of record, it is generally responsible for the refund; timing is generally seven business days for credit-card purchases and 20 business days for cash or check.[23]
• State "Seller of Travel" laws. California, Florida, Hawaii, Washington, and Iowa require registration — and in some cases bonding, trust accounts, or financial assurance — to sell travel to their residents. This is the closest thing to licensing in the industry.[24]
• Industry accreditation (effectively required to transact). The Airlines Reporting Corporation (ARC) accredits U.S. agencies to issue airline tickets and settles the money; IATAN (the International Airlines Travel Agent Network, the U.S. arm of the International Air Transport Association, IATA) provides international recognition; CLIA (Cruise Lines International Association) covers cruise selling.[22]
• Consumer protection, payments, and insurance. The Federal Trade Commission (FTC) and state attorneys general police deceptive practices; travel insurance is regulated state by state; advisors typically carry errors-and-omissions (E&O) coverage.[6]
• Trade body. ASTA is the main U.S. advocacy association.[6]

For investors, compliance cost bites hardest when an agency holds customer funds, acts as merchant of record, sells air across many states, or runs large networks of independent advisors.

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8. Competitive dynamics and consolidation

The structure is a barbell with a squeezed middle:

• Two mega-OTAs (Booking, Expedia) dominate online leisure distribution and hold the marketing muscle and data.[7][8]
• A few global TMCs (Amex GBT, BCD, CWT-now-GBT) dominate managed corporate travel — consistent with the federal concentration data, where the top four firms hold 61.7% of receipts.[2][11]
• A fragmented long tail of independents survives on service, specialization (luxury, cruise, niche), and consortium buying power. Small agencies persist because local relationships and specialized niches don't require a global platform.[15][30]

Pressure from above and the side. Airlines and hotels push travelers to book direct, and metasearch (Google Flights, Kayak — itself Booking-owned — Tripadvisor) sits between agencies and demand, raising customer-acquisition costs. The GDS oligopoly (Amadeus, Sabre, Travelport control ~97% of the classic booking channel) is being challenged by NDC (New Distribution Capability), an airline-backed standard meant to sell richer, personalized fares outside the old GDS pipes — though NDC is still a low-single-digit share of GDS bookings and the rollout has been messy.[21][25]

Consolidation is the through-line — but it now draws antitrust scrutiny. Amex GBT's purchase of CWT is the case study: the U.S. Department of Justice (DOJ) sued in January 2025 to block it, arguing it would reduce choice for large corporate customers; the U.K. Competition and Markets Authority (CMA) cleared the deal in March 2025; the DOJ dismissed its complaint in July 2025; and Amex GBT completed the acquisition on September 2, 2025.[12][13][11] Meanwhile GBT itself is going private (2026),[10] Internova keeps rolling up agencies under PE ownership,[15] and host agencies keep absorbing independents. The direction of travel is fewer, larger platforms plus a professionalized advisor tail — with the undifferentiated middle squeezed out.

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9. Risks

• Cyclicality and shocks. Discretionary and corporate travel both crater in recessions, and the industry is uniquely exposed to demand shocks — pandemics (2020 was near-existential), geopolitics, terrorism, border restrictions, and natural disasters.
• Disintermediation. The permanent structural threat: suppliers selling direct, NDC, and now AI booking agents that could plan and book trips conversationally — attacking exactly the "complexity" moat advisors rely on.[25]
• Commission and fee compression. Airlines already zeroed base commissions; large suppliers and corporate customers can negotiate lower commissions, rebates, or fees, and OTA take rates face pressure from supplier direct-booking pushes.[20]
• Operational liability. Refunds, chargebacks, fraud, and customer-fund handling can turn an asset-light model into a cash or legal problem — especially for merchant-of-record businesses.[23]
• Platform dependence. Reliance on Google for demand and on the GDS for airline content leaves agencies exposed to others' pricing and policy changes.[21]
• Thin, fragmented economics. Most of the ~7,500 firms are tiny and key-person-dependent, with little balance-sheet cushion for a downturn; advisor relationships and specialized knowledge can walk out the door.[1][2]
• Concentration and antitrust. Large deals improve scale but attract regulators (as the CWT case showed) and customer pushback.[12]
• Private-company opacity. Private agencies disclose little, while acquisition debt and integration risk can magnify losses.

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10. How to invest and the outlook

Public routes (treat these as different exposures, not interchangeable peers):

• Large-cap OTA platforms — Booking Holdings (BKNG) and Expedia (EXPE) are the liquid, scaled ways to own travel distribution; both are global, high-margin, and cyclical.[7][8]
• Emerging-market OTAs — Trip.com (TCOM) and MakeMyTrip (MMYT) for Asia/India growth.[31]
• Experiences/discovery — Tripadvisor (TRIP) for reviews and the fast-growing tours-and-activities segment.[31]
• Infrastructure — Sabre (SABR) for the GDS backbone.[14]
• Indirect — American Express (AXP) and JPMorgan Chase (JPM) carry small, diversified travel-agency exposure inside much larger financial businesses; neither is a travel investment on its own.[10][18]
• Note: corporate-travel pure-play GBTG is being taken private in 2026, so it is a merger-arbitrage situation, not a long-term public holding.[10]

Private routes.

• Private equity already owns much of the traditional channel (Certares/Internova; Long Lake's GBT buyout) — access is via funds, not public shares.[10][15]
• Franchise ownership — buying a Cruise Planners or Dream Vacations franchise is a low-capital operating business.[19]
• Becoming (or backing) a hosted advisor — the lowest-capital entry: affiliate with a host agency and use its accreditation and supplier deals for a commission split.[19]
• Travel-tech venture — startups modernizing the plumbing and the advisor experience (e.g., Fora on the advisor side, Spotnana in corporate) are the venture-scale bet.

What to underwrite (private deals): net agency revenue vs. gross bookings/TTV; supplier and customer concentration; client retention and contract renewal; the revenue mix between commissions, fees, software, and services; advisor productivity and tech adoption; refund/chargeback/customer-fund exposure; and cash conversion, debt, and acquisition-integration risk.

Outlook — judgment. The base case is resilient but uneven growth. Domestic leisure and complex business travel look durable, fees are rising, and younger travelers are adopting advisors, while corporate travel keeps normalizing.[26][27][28] Commodity, point-to-point bookings face continuing pressure from direct channels, metasearch, and AI. The two swing factors to watch are AI-driven booking — which could either commoditize the OTAs and disintermediate advisors or become the tool advisors use to serve more clients — and the NDC transition, which will reshape how airline content and margins flow through the whole chain.[21][25] The strongest businesses will combine demand aggregation with something hard to copy: proprietary customer data, corporate workflow and duty-of-care, specialized human service, or difficult-to-replicate supplier relationships. Consolidation should continue, concentrating scale at the top — but antitrust scrutiny and integration risk cap the value of simply getting bigger.

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Sources

1. U.S. Census Bureau, County Business Patterns (NAICS 561510), 2023. https://data.census.gov/table/CBP2023.CB2300CBP
2. U.S. Census Bureau, Economic Census — Establishment and Firm Size / Concentration by Largest Firms (NAICS 561510), 2022. https://api.census.gov/data/2022/ecnsize.html
3. U.S. Small Business Administration, "Table of Size Standards" (NAICS 561510), 2023. https://www.sba.gov/document/support-table-size-standards
4. U.S. Census Bureau, "2022 NAICS Definitions" (561510 and cross-references). https://www.census.gov/naics/?details=561510&year=2022
5. Airlines Reporting Corporation (ARC), "U.S. Travel Agency Air Ticket Sales Total $99.2 Billion in 2024," 2025. https://www2.arccorp.com/about-us/newsroom/2025-news-releases/december-2024-ticket-sales/
6. American Society of Travel Advisors (ASTA), Fact Sheet, 2026. https://www.asta.org/
7. Booking Holdings Inc., 2025 Form 10-K, 2026. https://www.sec.gov/Archives/edgar/data/1075531/000107553126000009/bkng-20251231.htm
8. Expedia Group, Inc., "Fourth Quarter and Full Year 2024 Results" / 2024 Annual Report. https://www.businesswire.com/news/home/20250206693072/en/Expedia-Group-Reports-Fourth-Quarter-and-Full-Year-2024-Results
9. Global Business Travel Group, Inc. (Amex GBT), 2025 Form 10-K, 2026. https://www.sec.gov/Archives/edgar/data/1820872/000162828026015817/gbtg-20251231.htm
10. Amex GBT / Business Wire, "Long Lake Agrees to Acquire American Express Global Business Travel for $6.3 Billion," 2026. https://investors.amexglobalbusinesstravel.com/investors/news/news-details/2026/Long-Lake-Agrees-to-Acquire-American-Express-Global-Business-Travel-the-Worlds-Largest-Corporate-Travel-Platform-for-6-3-Billion-With-Support-From-General-Catalyst-and-Alpha-Wave/default.aspx
11. Amex GBT, "Amex GBT Completes Acquisition of CWT" (September 2, 2025). https://investors.amexglobalbusinesstravel.com/investors/news/news-details/2025/Amex-GBT-Completes-Acquisition-of-CWT/default.aspx
12. U.S. Department of Justice, "Justice Department Sues to Block Global Business Travel Group's Proposed Acquisition of CWT Holdings," January 2025. https://www.justice.gov/archives/opa/pr/justice-department-sues-block-global-business-travel-groups-proposed-acquisition-cwt
13. U.K. Competition and Markets Authority, "CMA clears GBT / CWT corporate travel merger" (March 2025), and Amex GBT, "Dismissal of U.S. DOJ Lawsuit" (July 2025). https://www.gov.uk/government/news/cma-clears-gbt-cwt-corporate-travel-merger
14. Sabre Corporation, 2025 Form 10-K, 2026. https://www.sec.gov/Archives/edgar/data/1597033/000162828026008800/sabr-20251231.htm
15. Internova Travel Group (majority-owned by Certares), leadership/about. https://internova.com/about/
16. BCD Group, "About BCD Group," 2026. https://www.bcdgroup.com/
17. Direct Travel / ATPI, "Direct Travel Acquires ATPI," 2025. https://www.atpi.com/direct-travel-acquires-atpi/
18. Travel Weekly, "JPMorgan Chase to acquire Frosch"; FROSCH by Chase Travel. https://www.travelweekly.com/Travel-News/Travel-Agent-Issues/JPMorgan-Chase-acquisition-Frosch
19. Host Agency Reviews, "How Do Travel Agents Make Money," 2025. https://hostagencyreviews.com/blog/how-do-travel-agents-make-money
20. AltexSoft, "How Travel Agents Get Paid: Revenue Sources and Streams," 2025. https://www.altexsoft.com/blog/how-travel-agents-get-paid/
21. AltexSoft, "How to Choose a GDS: Amadeus vs Sabre vs Travelport," 2025. https://www.altexsoft.com/blog/travelport-vs-amadeus-vs-sabre-gds/
22. AltexSoft, "Travel Agency Accreditation: IATA, IATAN, ARC, CLIA," 2025. https://www.altexsoft.com/blog/travel-agency-accreditation/
23. U.S. Department of Transportation, "Refunds and Other Consumer Protections," 2024–2025. https://www.transportation.gov/individuals/aviation-consumer-protection/refunds
24. Seller-of-travel requirements: California DOJ (https://oag.ca.gov/travel/reg-faqs), Florida FDACS (https://www.fdacs.gov/Business-Services/Sellers-of-Travel), Washington DOL (https://dol.wa.gov/professional-licenses/sellers-travel/get-your-license-sellers-travel).
25. Business Travel News, "New Distribution Capability (NDC) 2025 Updates," 2025. https://www.businesstravelnews.com/BTN-Next/The-Conversation/New-Distribution-Capability-2025-Updates
26. Phocuswright, "U.S. Travel Agency Market: A Resilient and Thriving Segment," 2025. https://www.phocuswright.com/Travel-Research/Research-Updates/2025/us-travel-agency-market-a-resilient-and-thriving-segment
27. Yahoo Finance / AOL, "Amid DIY booking overwhelm and airline chaos, more travelers are turning back to travel advisers," 2025. https://finance.yahoo.com/economy/article/amid-diy-booking-overwhelm-and-airline-chaos-more-travelers-are-turning-back-to-travel-advisers-185715046.html
28. U.S. Travel Association, "U.S. Travel Forecast" (spring 2026). https://www.ustravel.org/research/travel-forecasts
29. International Trade Administration, National Travel and Tourism Office (NTTO), "Travel and Tourism Forecasts" (spring 2026). https://www.trade.gov/travel-and-tourism-forecasts
30. Virtuoso / TravelAge West, "A Guide to Choosing a Travel Agent Network," 2025. https://www.travelagewest.com/Travel/Trending/Travel-Agent-Networks-Guide
31. Public market data (market capitalizations, approximate, 2026), via Companies Market Cap and Stock Analysis. https://companiesmarketcap.com/ and https://stockanalysis.com/