Flights to Washington, D.C. from US $ 336*
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1 Passenger, Economy
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today
today
United's most popular flights to Washington, D.C. (IAD)
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US $
Cancun (CUN)to
Washington, D.C. (IAD)05/03/2026 - 09/03/2026
from
US $ 349
Viewed: 17 hours ago
Roundtrip
Economy
Mexico City (MEX)to
Washington, D.C. (IAD)11/03/2026 - 21/03/2026
from
US $ 486
Viewed: 1 hour ago
Roundtrip
Economy
Mexico City (MEX)to
Washington, D.C. (DCA)03/04/2026 - 07/04/2026
from
US $ 561
Viewed: 16 hours ago
Roundtrip
Economy
Cancun (CUN)to
Washington, D.C. (DCA)06/03/2026 - 10/03/2026
from
US $ 364
Viewed: 16 hours ago
Roundtrip
Economy
Cabo San Lucas (SJD)to
Washington, D.C. (IAD)27/02/2026 - 03/03/2026
from
US $ 407
Viewed: 15 hours ago
Roundtrip
Economy
Guadalajara (GDL)to
Washington, D.C. (DCA)02/04/2026 - 06/04/2026
from
US $ 557
Viewed: 13 hours ago
Roundtrip
Economy
Cabo San Lucas (SJD)to
Washington, D.C. (DCA)17/03/2026 - 21/03/2026
from
US $ 407
Viewed: 13 hours ago
Roundtrip
Economy
Monterrey (MTY)to
Washington, D.C. (IAD)16/04/2026 - 20/04/2026
from
US $ 646
Viewed: 15 hours ago
Roundtrip
Economy
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
Business class deals on flights to Washington, D.C. (IAD)
flight_takeoff
flight_land
US $
Cancun (CUN)to
Washington, D.C. (IAD)
04/08/2026 - 11/08/2026
Roundtrip
Business
from
US $ 838
Viewed: 3 hours ago
Mexico City (MEX)to
Washington, D.C. (IAD)
23/05/2026 - 30/05/2026
Roundtrip
Business
from
US $ 774
Viewed: 3 hours ago
Mexico City (MEX)to
Washington, D.C. (DCA)
25/03/2026 - 02/04/2026
Roundtrip
Business
from
US $ 1,325
Viewed: 18 hours ago
Cabo San Lucas (SJD)to
Washington, D.C. (IAD)
22/03/2026 - 05/04/2026
Roundtrip
Business
from
US $ 2,467
Viewed: 17 hours ago
Monterrey (MTY)to
Washington, D.C. (DCA)
09/03/2026 - 14/03/2026
Roundtrip
Business
from
US $ 993
Viewed: 1 hour ago
Queretaro (QRO)to
Washington, D.C. (IAD)
19/02/2026 - 23/02/2026
Roundtrip
Business
from
US $ 2,862
Viewed: 16 hours ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
Things to do after your flight to Washington, D.C. (IAD)
Fly to Washington, D.C., with United Airlines from over 200 airports within the United States and an additional 100 airports internationally.
Washington D.C.’s top attractions
- Walk along the National Mall, a park stretching two miles in downtown featuring museums and memorials.
- Experience some of the nation's most famous landmarks, like the Lincoln Memorial, the Thomas Jefferson Memorial, Capitol Building and Washington Monument.
- Visit the Smithsonian, the largest museum complex in the world, featuring a collection of 19 museums covering topics including international art, natural history, space science and Native American history.
- Stroll the charming neighborhood of Georgetown where you’ll find boutique shops and international fare.
- Catch a game or tour the facilities of the Nationals, Capitals, Wizards, Redskins or the United.
Best time to travel to Washington, D.C.
Travel to Washington, D.C., in spring to see the National Cherry Blossom Festival or celebrate Independence Day with fireworks in the summer. Fall is a great time to take a jog through Rock Creek Park, enjoy live music at Eastern Market or spend the day at the Smithsonian’s National Zoo.