Airlines serving BWI Marshall airport

It operates 85 direct destinations distributed in 14 countries through 19 airlines, with Southwest Airlines being the one with the largest number of operations and destinations. Among the destinations with the most frequent flights are Atlanta, Orlando, Boston, Fort Lauderdale, Tampa, Chicago, Miami, Denver, Charlotte, Detroit and Dallas, among others, totaling 69 domestic destinations. Among international destinations, the most frequent are Cancun, San Juan de Puerto Rico, Montego Bay, Punta Cana, Reykjavik, Toronto and London.

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List of airlines at BWI Marshall
Concourses A, B
- Southwest Airlines
General Information: 1-800-435-9792
TTY: 1-800-533-1305
Baggage: 1-410-981-1200
Concourse C
- American Airlines
General Information: 1-800-433-7300
TTY: 1-800-122-1234
Baggage: 1-410-859-2119
- Contour Airlines
General Information: 1-888-332-6686
Baggage: 1-888-332-6686
- Southwest Airlines
General Information: 1-800-435-9792
TTY: 1-800-533-1305
Baggage: 1-410-981-1200
Concourse D
- Air Canada
General Information: 1-888-247-2262
TTY: 1-800-361-8071
Baggage: 1-888-689-2247
- Alaska Airlines
General Information: 1-800-252-7522
TTY: 1-800-392-0228
Baggage: 1-800-252-7522
- Allegiant Airlines
General Information: 1-702-505-8888
TTY 1-702-430-3283
Baggage: 1-866-719-3910
- Avelo Airlines
General Information: 1-346-616-9500
Baggage: 1-346-616-9500
- Boutique Air
General Information: 1-855-268-8478
Baggage: 1-410-694-6208
- Delta Airlines
General Information: 1-800-221-1212
TTY: 1-800-831-4488
Baggage: 1-410-855-7355
- Frontier Airlines
Baggage: 1-667-400-0073
- JetBlue
General Information: 1-800-538-2583
TTY: 1-800-336-5530
Baggage: 1-800-538-2583
- Play
Baggage: 1-410-501-5496
- Southwest Airlines
General Information: 1-800-435-9792
TTY: 1-800-533-1305
Baggage: 1-410-981-1200
- Spirit Airlines
General Information: 1-855-728-3555
Baggage: 1-410-684-2822
- Sun Country Airlines
General Information: 1-651-905-2737
Baggage: 1-651-905-2737
- United Airlines
General Information: 1-800-241-6522
TTY: 1-800-323-0170
Baggage: 1-410-865-7941
Concourse E
- British Airways
General Information: 1-800-247-9297
TTY: 1-866-393-0961
Baggage: 1-410-694-6229
- Condor
General Information: 1-866-960-7915
- Copa Airlines
General Information: 1-786-840-2672
- Icelandair
General Information: 1-800-223-5500
Baggage: 1-800-223-5500