Booking Holdings Inc., together with its subsidiaries, provides online and traditional travel and restaurant reservations and related services in the United States, the Netherlands, and internationally. The company operates Booking.com, which offers online accommodation reservations; and Priceline, which provides online travel reservation services, as well as consumers hotel, flight, activity, rental car reservation, vacation packages, cruises, and hotel distribution services. It also operates Agoda that offers online accommodation reservation, flight, ground transportation, and activities reservation services. In addition, the company operates KAYAK, an online meta-search service that allows consumers to search and compare travel itineraries and prices; OpenTable for booking online restaurant reservations, as well as reservation management services to restaurants; and Rentalcars.com. Further, it offers travel-related insurance products and restaurant management services to consumers, travel service providers, and restaurants; and advertising services. The company was formerly known as The Priceline Group Inc. and changed its name to Booking Holdings Inc. in February 2018. Booking Holdings Inc. was founded in 1997 and is headquartered in Norwalk, Connecticut.

United Airlines Holdings, Inc., through its subsidiaries, provides air transportation services in North America, Asia, Europe, Africa, the Pacific, the Middle East, and Latin America. The company transports people and cargo through its mainline and regional fleets. It also offers catering, ground handling, flight academy, and maintenance services for third parties. The company was formerly known as United Continental Holdings, Inc. and changed its name to United Airlines Holdings, Inc. in June 2019. United Airlines Holdings, Inc. was incorporated in 1968 and is headquartered in Chicago, Illinois.

AerCap Holdings N.V. engages in the lease, financing, sale, and management of commercial flight equipment in China, Hong Kong, Macau, the United States, Ireland, and internationally. The company offers aircraft asset management services, such as remarketing aircraft and engines; collecting rental and maintenance rent payments, monitoring aircraft maintenance, monitoring and enforcing contract compliance, and accepting delivery and redelivery of aircraft and engines; and conducting ongoing lessee financial performance reviews. Its aircraft asset management services also include periodically inspecting the leased aircraft and engines; coordinating technical modifications to aircraft to meet new lessee requirements; conducting restructuring negotiations in connection with lease defaults; repossessing aircraft and engines; arranging and monitoring insurance coverage; registering and de-registering aircraft; arranging for aircraft and engine valuations; and providing market research services. In addition, the company provides cash management services, including treasury services, such as the financing, refinancing, hedging, and ongoing cash management of vehicles; and administrative services comprising accounting and corporate secretarial services consisting of the preparation of budgets and financial statements. Further, it offers airframe and engine parts and supply chain solutions to airlines; maintenance, repair, and overhaul service providers; and aircraft parts distributors. The company had a portfolio of owned, managed, or on order aircraft. AerCap Holdings N.V. was founded in 1995 and is headquartered in Dublin, Ireland.

Southwest Airlines Co. operates as a passenger airline company that provides scheduled air transportation services in the United States and near-international markets. As of December 31, 2023, the company operated a total fleet of 817 Boeing 737 aircraft; and served 121 destinations in 42 states, the District of Columbia, and the Commonwealth of Puerto Rico, as well as ten near-international countries, including Mexico, Jamaica, the Bahamas, Aruba, the Dominican Republic, Costa Rica, Belize, Cuba, the Cayman Islands, and Turks and Caicos. It also provides inflight entertainment and connectivity services on Wi-Fi enabled aircraft; and Rapid Rewards loyalty program that enables program members to earn points for dollars spent on Southwest base fares. In addition, the company offers a suite of digital platforms to support customers' travel needs, including websites and apps; and SWABIZ, an online booking tool. Further, it provides ancillary services, such as Southwest's EarlyBird Check-In, upgraded boarding, and transportation of pets and unaccompanied minors. Southwest Airlines Co. was incorporated in 1967 and is headquartered in Dallas, Texas.

Grupo Aeroportuario del Pacífico, S.A.B. de C.V., together with its subsidiaries, holds concessions to develop, operate, and manage airports in Mexico and Jamaica. The company operates twelve international airports in Guadalajara and Tijuana areas, Mexico; and two international airports in Montego Bay, Jamaica. It also offers aeronautical services, such as passenger, aircraft landing, parking, airport security, and passenger walkway and airport bus, as well as car packing charges; complementary services, including baggage handling, catering, aircraft maintenance and repair, and fuel; cargo handling; and ground transportation services. In addition, the company provides non-aeronautical services, such as redesigning and modernizing terminal spaces and developing new projects; telephone and internet services; and ground handling services under the brand Primesky, as well as advertising services. Further, it engages in commercial activities comprising leasing space in terminals to airlines and other service providers; to retail stores, such as souvenir and gift shops, fashion and footwear stores, pharmacies, jewelry, electronics, cosmetics, and others; to various food and beverage services; car rental service companies, including parking spots, lots, and car rental reservation booths; to timeshare developers; to financial service providers; and to operators of duty-free stores. Additionally, the company operates parking facilities; VIP lounges; convenience stores; and vending machines. The company was incorporated in 1998 and is headquartered in Guadalajara, Mexico.

Spirit Airlines, Inc. provides airline services. The company also offers hotels and rental cars services. It serves 93 destinations in 15 countries in the United States, Latin America, and the Caribbean. As of December 31, 2023, the company operated a fleet of 205 Airbus single-aisle aircraft. The company was formerly known as Clippert Trucking Company and changed its name to Spirit Airlines, Inc. in 1992. Spirit Airlines, Inc. was incorporated in 1964 and is headquartered in Miramar, Florida.

Azul S.A., together with its subsidiaries, provides air transportation services in Brazil and internationally. As of December 31, 2023, the company operated approximately 1,000 daily departures to 160 destinations through a network of 300 non-stop routes with an operating fleet of 183 aircraft and a passenger contractual fleet of 189 aircraft. It is involved in the cargo or mail, passenger charter, intellectual property owner, frequent-flyer program, airline operations, travel packages, funding, and aircraft financing activities; and provision of maintenance and hangarage services for aircraft, engines, parts and pieces. The company was incorporated in 2008 and is headquartered in Barueri, Brazil.

Yatra Online, Inc. operates as an online travel company in India and internationally. It operates in Air Ticketing; Hotels and Packages; and Other Services segments. The company offers travel-related services, including domestic and international air ticketing, hotel bookings, homestays, holiday packages, bus ticketing, rail ticketing, cab bookings, and ancillary services for leisure and business travelers. It also provides various services, including exploring and searching comprises web and mobile platforms that enable customers to explore and search flights, hotels, holiday packages, buses, trains, and activities through its website, www.yatra.com. In addition, the company provides its services through mobile applications that comprise Yatra, a mobile interface; and Yatra Corporate, a self-booking application for business customers. Additionally, it offers tours, sightseeing, shows, and event services; rail and cab services; and other ancillary travel services, as well as sells travel vouchers and coupons. Yatra Online, Inc. was incorporated in 2005 and is based in Gurugram, India.