Philadelphia (PHL) to Seattle / Tacoma (SEA) flight deal in economy from $137
PHLPhiladelphia International Airport
Philadelphia, United States
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$206 USD
-33%$137 USD
Verified about 6 hours agoAugust 2026
Mon
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Limited Availability
11% of dates checked are available within 10% of the lowest price
Tuesday, August 11th, 2026
Outbound Flights
11h 24m·1 stop
$137 USD
PHLAug 11 06:00
→SFOAug 11 08:59
UA 2661Boeing 737
3h 6m layover
SFOAug 11 12:05
→SEAAug 11 14:24
UA 2744Boeing 737
8h 42m·1 stop
$137 USDPHLAug 11 17:01
→ORDAug 11 18:32
UA 308Airbus A320
1h 27m layover
ORDAug 11 19:59
→SEAAug 11 22:43
UA 2211Boeing 737MAX 9 Passenger
8h 37m·1 stop
$164 USDPHLAug 11 13:30
→ORDAug 11 14:55
UA 2784Boeing 737
1h 25m layover
ORDAug 11 16:20
→SEAAug 11 19:07
UA 1049Airbus A321neo
8h 7m·1 stop
$201 USDPHLAug 11 06:25
→ORDAug 11 07:50
UA 2740Boeing 737MAX 8 Passenger
1h layover
ORDAug 11 08:50
→SEAAug 11 11:32
UA 2099Airbus A321neo
10h 47m·1 stop
$211 USDPHLAug 11 08:20
→ORDAug 11 09:45
UA 1146Boeing 737MAX 8 Passenger
3h 45m layover
ORDAug 11 13:30
→SEAAug 11 16:07
UA 2483Boeing 737
8h 33m·1 stop
$214 USDPHLAug 11 10:34
→ORDAug 11 11:59
UA 2632Airbus A320
1h 31m layover
ORDAug 11 13:30
→SEAAug 11 16:07
UA 2483Boeing 737
8h 36m·1 stop
$279 USDPHLAug 11 10:30
→IADAug 11 11:39
UA 6235Embraer 175
1h 41m layover
IADAug 11 13:20
→SEAAug 11 16:06
UA 2799Boeing 737
8h 43m·1 stop
$331 USDPHLAug 11 15:48
→DENAug 11 17:55
UA 2644Boeing 737MAX 9 Passenger
1h 35m layover
DENAug 11 19:30
→SEAAug 11 21:31
UA 360Boeing 737MAX 8 Passenger