12 major and regional airlines operate out of Palm Beach International Airport (PBI), serving both domestic and international passengers. American Airlines, Delta Air Lines, JetBlue Airways, Southwest Airlines, and United Airlines connect West Palm Beach to destinations throughout the United States. Air Canada, Bahamasair, and Porter Airlines offer international connections. These Palm Beach Airport Airlines operate out of three passenger concourses: A, B, and C of the Main Terminal. The airline check-in desks are situated on Level 3.

Airlines at Palm Beach International Airport (PBI)
There are 12 West Palm Beach Airport airlines located at the Main Terminal's Concourse A, B, and C.
Concourse A Airlines
Only 1 airline operates flights between West Palm Beach and locations in the Bahamas out of Palm Beach International Airport's Main Terminal Concourse A. Before going to the security checkpoint for Concourse A, travelers using this airline can finish ticketing, check-in, and luggage drop-off at the counters situated on Level 3 of the Main Terminal.
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Bahamasair: Connects West Palm Beach with locations in the Bahamas via Concourse A. At counters located on Level 3 of the Main Terminal, travelers can finish checking in and dropping off their bags.
Airlines at Concourse B
5 domestic airlines are served by PBI Airport Concourse B. On Level 3 of the Main Terminal, travelers can finish checking in and dropping off their bags at the appropriate airline counters.
- Allegiant Air: It provides non-stop service to Pittsburgh, Asheville, Cincinnati, and Grand Rapids:
- American Airlines: It links West Palm Beach to Washington Reagan, Dallas-Fort Worth, Charlotte, Chicago O'Hare, and Philadelphia.
- Avelo Airlines: It schedules seasonal flights to Wilmington, Delaware, and flights to New Haven, Connecticut.
- Southwest Airlines: This airline provides nonstop connections to a number of locations, including Dallas Love Field, Nashville, Baltimore, and Orlando.
- United Airlines: It links West Palm Beach to seasonal locations like Denver and Washington Dulles, as well as Newark, Chicago O'Hare, and Houston Intercontinental.
Concourse C Airlines
6 domestic and international airlines are served by Palm Beach International Airport’s Main Terminal Concourse C.
- Air Canada: It schedules flights to key Canadian cities and links West Palm Beach with Toronto and Montreal.
- Breeze Airways: The air carrier offers nonstop services, including seasonal leisure trips, to a number of U.S. destinations.
- Delta Air Lines: It provides connectivity via its domestic network to Atlanta, New York, and other important locations.
- Frontier Airlines: The airline offers inexpensive flights with optional luggage and seat options to a few U.S. destinations.
- JetBlue Airways: It links West Palm Beach to places like Boston, New York, and other East Coast cities.
- Porter Airlines: The air operator provides flights from West Palm Beach to Toronto and other Canadian locations.