Washington (DCA) to Seattle / Tacoma (SEA) flight deal in economy from $158
DCARonald Reagan Washington National Airport
Washington, United States
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$250 USD
-37%$158 USD
Verified 13 days agoAugust 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Limited Availability
15% of dates checked are available within 10% of the lowest price
Sunday, August 2nd, 2026
Outbound Flights
8h 8m·1 stop
$329 USD
DCAAug 2 06:30
→ORDAug 2 07:46
UA 1793Boeing 737
59m layover
ORDAug 2 08:45
→SEAAug 2 11:38
UA 2099Airbus A321neo
9h 39m·1 stop
$329 USDDCAAug 2 09:30
→ORDAug 2 10:50
UA 2774Airbus A320
2h 40m layover
ORDAug 2 13:30
→SEAAug 2 16:09
UA 1660Boeing 737MAX 9 Passenger
9h 6m·1 stop
$329 USDDCAAug 2 13:00
→ORDAug 2 14:18
UA 511Boeing 737
2h 2m layover
ORDAug 2 16:20
→SEAAug 2 19:06
UA 1801Airbus A321neo
9h 23m·1 stop
$329 USDDCAAug 2 14:55
→IAHAug 2 17:14
UA 1381Boeing 737
1h 16m layover
IAHAug 2 18:30
→SEAAug 2 21:18
UA 692Boeing 737
10h 26m·1 stop
$361 USDDCAAug 2 15:30
→ORDAug 2 16:52
UA 1325Boeing 737
3h 13m layover
ORDAug 2 20:05
→SEAAug 2 22:56
UA 2820Boeing 737MAX 8 Passenger
8h 39m·1 stop
$363 USDDCAAug 2 10:30
→ORDAug 2 11:48
UA 2201Airbus A320
1h 42m layover
ORDAug 2 13:30
→SEAAug 2 16:09
UA 1660Boeing 737MAX 9 Passenger
8h 51m·1 stop
$488 USDDCAAug 2 17:05
→ORDAug 2 18:30
UA 654Boeing 737
1h 35m layover
ORDAug 2 20:05
→SEAAug 2 22:56
UA 2820Boeing 737MAX 8 Passenger
10h 16m·1 stop
$527 USDDCAAug 2 17:59
→SFOAug 2 20:55
UA 368Boeing 737MAX 8 Passenger
1h 50m layover
SFOAug 2 22:45
→SEAAug 3 01:15
UA 5579Embraer 175