Seattle / Tacoma (SEA) to Philadelphia (PHL) flight deal in economy from $137
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
PHLPhiladelphia International Airport
Philadelphia, United States
$193 USD
-29%$137 USD
Verified about 6 hours agoAugust 2026
Mon
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Rare Availability
9% of dates checked are available within 10% of the lowest price
Wednesday, August 26th, 2026
Outbound Flights
7h 38m·1 stop
$137 USD
SEAAug 26 23:00
→ORDAug 27 05:06
UA 747Boeing 737MAX 8 Passenger
1h 24m layover
ORDAug 27 06:30
→PHLAug 27 09:38
UA 2188Airbus A320
10h 56m·2 stops
$142 USDSEAAug 26 11:03
→DENAug 26 14:54
UA 2031Boeing 737
1h 46m layover
DENAug 26 16:40
→ORDAug 26 20:21
UA 1131Boeing 737MAX 9 Passenger
1h 24m layover
ORDAug 26 21:45
→PHLAug 27 00:59
UA 1744Boeing 737MAX 9 Passenger
8h 2m·1 stop
$164 USDSEAAug 26 13:57
→ORDAug 26 20:18
UA 2101Boeing 737MAX 9 Passenger
1h 27m layover
ORDAug 26 21:45
→PHLAug 27 00:59
UA 1744Boeing 737MAX 9 Passenger
7h 54m·1 stop
$260 USDSEAAug 26 07:00
→ORDAug 26 13:15
UA 2618Airbus A321neo
1h 15m layover
ORDAug 26 14:30
→PHLAug 26 17:54
UA 2430Boeing 737MAX 8 Passenger
7h 39m·1 stop
$260 USDSEAAug 26 23:04
→IADAug 27 07:07
UA 2467Boeing 737MAX 9 Passenger
1h 23m layover
IADAug 27 08:30
→PHLAug 27 09:43
UA 4015Embraer 175
7h 45m·1 stop
$279 USDSEAAug 26 08:40
→DENAug 26 12:32
UA 1505Boeing 737
1h 13m layover
DENAug 26 13:45
→PHLAug 26 19:25
UA 2787Boeing 737
9h 14m·1 stop
$299 USDSEAAug 26 19:35
→SFOAug 26 21:57
UA 656Boeing 737MAX 9 Passenger
1h 23m layover
SFOAug 26 23:20
→PHLAug 27 07:49
UA 2854Boeing 737MAX 8 Passenger
7h 43m·1 stop
$370 USDSEAAug 26 08:10
→IADAug 26 16:16
UA 1523Boeing 737MAX 9 Passenger
1h 20m layover
IADAug 26 17:36
→PHLAug 26 18:53
UA 4584Bombardier Regional Jet 550