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 agoSeptember 2026
Mon
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Sun
Limited Availability
15% of dates checked are available within 10% of the lowest price
Tuesday, September 1st, 2026
Outbound Flights
8h 37m·1 stop
$163 USD
DCASep 1 10:30
→ORDSep 1 11:46
UA 2774Boeing 737
1h 44m layover
ORDSep 1 13:30
→SEASep 1 16:07
UA 2483Boeing 737
8h 7m·1 stop
$163 USDDCASep 1 14:00
→ORDSep 1 15:16
UA 1888Boeing 737
1h 4m layover
ORDSep 1 16:20
→SEASep 1 19:07
UA 1049Airbus A321neo
8h 33m·1 stop
$163 USDDCASep 1 17:10
→ORDSep 1 18:33
UA 654Boeing 737
1h 26m layover
ORDSep 1 19:59
→SEASep 1 22:43
UA 2211Boeing 737MAX 9 Passenger
9h 48m·1 stop
$163 USDDCASep 1 06:00
→IAHSep 1 08:19
UA 1450Boeing 737MAX 8 Passenger
1h 38m layover
IAHSep 1 09:57
→SEASep 1 12:48
UA 2205Boeing 737MAX 9 Passenger
9h 36m·1 stop
$163 USDDCASep 1 07:48
→SFOSep 1 10:45
UA 369Boeing 737MAX 8 Passenger
1h 20m layover
SFOSep 1 12:05
→SEASep 1 14:24
UA 2744Boeing 737
9h 32m·1 stop
$163 USDDCASep 1 08:20
→IAHSep 1 10:38
UA 697Airbus A319
1h 26m layover
IAHSep 1 12:04
→SEASep 1 14:52
UA 2228Boeing 737MAX 8 Passenger
9h 56m·1 stop
$163 USDDCASep 1 14:40
→IAHSep 1 17:17
UA 4055Embraer 175
1h 28m layover
IAHSep 1 18:45
→SEASep 1 21:36
UA 2341Boeing 737
8h 2m·1 stop
$188 USDDCASep 1 06:30
→ORDSep 1 07:44
UA 1793Boeing 737MAX 8 Passenger
1h 6m layover
ORDSep 1 08:50
→SEASep 1 11:32
UA 2099Airbus A321neo