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Flights from Dulles with Southwest Airlines®.
Book your next flight departing from Washington Dulles International Airport and let your wanderlust take you to somewhere new.
Southwest Airlines is proud to serve Washington Dulles International Airport.
Whether you call a car, arrange for an airport shuttle, or park and fly, it’s easy to depart from Washington Dulles International Airport on Southwest®. Your wanderlust is calling you away from the D.C./Baltimore area—where will it take you? Explore everywhere you can fly when you depart from Dulles with Southwest.
Trade national monuments and the Smithsonian museums for new cultural landmarks. The banks of the Potomac are beautiful, but there are plenty of gorgeous shores outside of Virginia—try the Great Lakes, the Gulf Coast, or digging your toes into the beach sands on either coast. The Blue Ridge Mountains are breathtaking, but so are the Rockies and the Sierra Nevada mountains. Whether you yearn for the bright lights of a big city or the small-town charms of an out-of-the-way place, Southwest has the destination options to get you there.
Start your next adventure away from the D.C./Baltimore area by booking your next flight out of Washington Dulles International Airport on Southwest Airlines. Discover all your destination options when departing from Dulles—and earn Rapid Rewards® points when you fly. The booking process will be straightforward from flight selection to checkout to boarding. Learn more about what makes the Southwest® Experience different.
Points bookings do not include taxes, fees, and other government/airport charges of at least $5.60 per one-way flight.
Seats and days are limited. Fares may vary by destination, flight, and day of week and won't be available on some flights that operate during very busy travel times and holiday periods.
Fares may be combined with other Southwest Airlines® combinable fares. If combining with other fares, the most restrictive fare's rules apply.
Fares are nonrefundable but may be applied toward future travel on Southwest Airlines®, as long as reservations are canceled at least ten minutes prior to the scheduled departure. Failure to cancel prior to departure will result in forfeiture of remaining funds on the reservation.
Any change in itinerary may result in an increase in fare. Standby travel may require an upgrade to the Anytime fare depending on Rapid Rewards® tier status.
Fares are subject to change until ticketed.
Offer applies only to published, scheduled service.
Got flexible travel plans?
Use our Low Fare Calendar to find the lowest fares on flights from Dulles available inside your travel window.
Details about Washington Dulles International Airport.
State:District of Columbia
Gates B 50, 64
Cities with weekly flights from IAD
Cities with daily nonstop flights Monday through Friday from IAD
Cities with daily nonstop flights Saturday through Sunday from IAD
*Weekly flights based on DOT published scheduled average flights Monday through Sunday between 4/1/2023 and 4/30/2023. Note: route may not operate every day of the week.
†Nonstop flights based on DOT published scheduled average flights Monday through Friday between 4/1/2023 and 4/30/2023.
‡Nonstop flights based on DOT published scheduled average flights Saturday through Sunday between 4/1/2023 and 4/30/2023.
Your trip comes with low fares and no hidden fees. That's Transfarency®.
We want to make your trip special, so we're taking everything you love about Southwest and bringing it all to your travels. Get everything Transfarency has to offer on your next trip, only with Southwest.
You can use your points to book any seat, on any flight, no exceptions. Any day, any time, any flight, your points are ready to take you to where you want to go.
Your points don’t expire.
You can earn points on flights and on everyday purchases with our partners, which makes getting to your destination easy. No matter when, or where, you earn them, your points won’t expire.
1First and second checked bags. Weight and size limits apply.
2Fare difference may apply.
3Failure to cancel a reservation at least 10 minutes prior to departure may result in forfeited Travel Funds.
4Flight credits unexpired on or created on or after July 28, 2022, do not expire and will show an expiration date until our systems are updated. See full details here.
5Where available. Available only on WiFi-enabled aircraft. Limited-time offer.
6Due to licensing restrictions, on WiFi-enabled international flights, free live TV and iHeartRadio may not be available for the full duration of flight.
7Internet access for $8 per device from takeoff to landing. Price is subject to change. May not be available for the full duration of flight. In order to provide a top-notch Internet experience, we prohibit access to certain high-bandwidth applications and websites. We also prohibit access to certain obscene or offensive content.