Baltimore-Washington (BWI) to Seattle / Tacoma (SEA) flight deal in economy from $99

Delta Air LinesDLDelta Air Lines
One Way•Economy
United StatesBWI

Baltimore/Washington International Thurgood Marshall Ai

Baltimore-Washington, United States
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
$246 USD
-60%$99 USD
Verified about 13 hours ago
Fair Availability
22% of dates checked are available within 10% of the lowest price

Monday, August 31st, 2026

Outbound Flights

8h 20m·1 stop
$99 USD
Delta Air Lines
BWIAug 31 07:39
→
SLCAug 31 10:15
DL 1176Boeing 737
1h 30m layover
Delta Air Lines
SLCAug 31 11:45
→
SEAAug 31 12:59
DL 2995Airbus A321neo
7h 29m·1 stop
$190 USD
Delta Air Lines
BWIAug 31 17:36
→
DTWAug 31 19:14
DL 2480Boeing 717
51m layover
Delta Air Lines
DTWAug 31 20:05
→
SEAAug 31 22:05
DL 565Boeing 757
9h 8m·1 stop
$360 USD
Delta Air Lines
BWIAug 31 06:00
→
ATLAug 31 07:50
DL 2950Airbus A321
1h 55m layover
Delta Air Lines
ATLAug 31 09:45
→
SEAAug 31 12:08
DL 774Airbus A321neo
7h 16m·1 stop
$470 USD
Delta Air Lines
BWIAug 31 06:15
→
DTWAug 31 07:46
DL 2601Boeing 717
44m layover
Delta Air Lines
DTWAug 31 08:30
→
SEAAug 31 10:31
DL 734Boeing 757
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