Large hub · Baltimore, Maryland

Baltimore/Washington International Thurgood Marshall Airport (BWI)

A hub for Southwest Airlines. Compare flights from and to BWI, see which airlines fly nonstop, and find the cheapest month to travel.

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BWI at a glance

IATA / ICAO: BWI / KBWI
City: Baltimore, Maryland
Time zone: America/New York (UTC−4)
Airport size: Large hub
Coordinates: 39.177, -76.668
Metro area: Washington, D.C. (all airports)

Popular routes from BWI

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Popular routes to BWI

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Airlines at BWI

Hub airlines first, then carriers with nonstop routes from this airport.

Other Baltimore-area airports

Destination guide

Washington: Free museums and the monuments at your feet

Washington, DC is one of the best-value city breaks in the country: the Smithsonian museums and monuments are free, the Metro reaches all three airports, and competition between Reagan National, Dulles and Baltimore keeps fares low.

Flying into BWI?

See every airline and fare to Baltimore from your home airport.

Flights to Baltimore

BWI: common questions

Which airlines fly from BWI?

Southwest Airlines, United Airlines, JetBlue, Spirit Airlines and Frontier Airlines and others serve Baltimore/Washington International Thurgood Marshall Airport. Southwest Airlines uses BWI as a hub, so expect the widest choice of nonstop routes from it.

Is BWI a hub airport?

Yes — Baltimore/Washington International Thurgood Marshall Airport is a hub or focus city for Southwest Airlines, which means frequent departures and many connecting itineraries pass through it.

How early should I arrive at BWI?

Plan on two hours before a domestic departure and three hours before an international one — security lines at large airports like BWI can stretch to 30 minutes or more at peak times. TSA PreCheck or CLEAR typically saves 15–30 minutes.

What other airports are near Baltimore?

Ronald Reagan Washington National Airport (DCA) and Washington Dulles International Airport (IAD) also serve the Baltimore area. Fares can differ by $50 or more between them, so compare all of them — our search shows every airport by name.