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
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Limited Availability
15% of dates checked are available within 10% of the lowest price
Saturday, August 8th, 2026
Outbound Flights
15h 26m·1 stop
$299 USD
DCAAug 8 10:30
→ORDAug 8 11:48
UA 2201Boeing 737
8h 17m layover
ORDAug 8 20:05
→SEAAug 8 22:56
UA 2820Boeing 737MAX 8 Passenger
8h 39m·1 stop
$318 USDDCAAug 8 10:30
→ORDAug 8 11:48
UA 2201Boeing 737
1h 42m layover
ORDAug 8 13:30
→SEAAug 8 16:09
UA 1660Boeing 737MAX 9 Passenger
11h 51m·1 stop
$333 USDDCAAug 8 14:05
→ORDAug 8 15:23
UA 1888Boeing 737
4h 42m layover
ORDAug 8 20:05
→SEAAug 8 22:56
UA 2820Boeing 737MAX 8 Passenger
10h 26m·1 stop
$385 USDDCAAug 8 15:30
→ORDAug 8 16:52
UA 1325Boeing 737
3h 13m layover
ORDAug 8 20:05
→SEAAug 8 22:56
UA 2820Boeing 737MAX 8 Passenger
8h 1m·1 stop
$391 USDDCAAug 8 14:05
→ORDAug 8 15:23
UA 1888Boeing 737
57m layover
ORDAug 8 16:20
→SEAAug 8 19:06
UA 1801Airbus A321neo
8h 8m·1 stop
$496 USDDCAAug 8 06:30
→ORDAug 8 07:46
UA 1793Boeing 737
59m layover
ORDAug 8 08:45
→SEAAug 8 11:38
UA 2099Airbus A321neo
10h 14m·1 stop
$531 USDDCAAug 8 17:59
→SFOAug 8 20:55
UA 368Boeing 737MAX 8 Passenger
2h 4m layover
SFOAug 8 22:59
→SEAAug 9 01:13
UA 1389Airbus A319
8h 53m·1 stop
$536 USDDCAAug 8 17:55
→EWRAug 8 19:28
UA 4180Bombardier Regional Jet 550
1h 2m layover
EWRAug 8 20:30
→SEAAug 8 23:48
UA 1796Airbus A319