Seattle / Tacoma (SEA) to Philadelphia (PHL) flight deal in economy from $133
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
PHLPhiladelphia International Airport
Philadelphia, United States
$206 USD
-35%$133 USD
Verified about 9 hours agoAugust 2026
Mon
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Sun
Limited Availability
11% of dates checked are available within 10% of the lowest price
Saturday, August 29th, 2026
Outbound Flights
8h 7m·1 stop
$133 USD
SEAAug 29 23:00
→ORDAug 30 05:06
UA 747Boeing 737MAX 9 Passenger
1h 53m layover
ORDAug 30 06:59
→PHLAug 30 10:07
UA 2856Airbus A320
13h 19m·2 stops
$204 USDSEAAug 29 08:40
→DENAug 29 12:32
UA 1505Boeing 737
2h 18m layover
DENAug 29 14:50
→ORDAug 29 18:32
UA 675Airbus A321neo
3h 13m layover
ORDAug 29 21:45
→PHLAug 30 00:59
UA 1744Boeing 737MAX 9 Passenger
13h 19m·2 stops
$204 USDSEAAug 29 08:40
→DENAug 29 12:32
UA 1505Boeing 737
3h 18m layover
DENAug 29 15:50
→ORDAug 29 19:30
UA 1023Airbus A321neo
2h 15m layover
ORDAug 29 21:45
→PHLAug 30 00:59
UA 1744Boeing 737MAX 9 Passenger
8h 2m·1 stop
$247 USDSEAAug 29 13:57
→ORDAug 29 20:18
UA 2101Boeing 737MAX 9 Passenger
1h 27m layover
ORDAug 29 21:45
→PHLAug 30 00:59
UA 1744Boeing 737MAX 9 Passenger
7h 54m·1 stop
$259 USDSEAAug 29 07:00
→ORDAug 29 13:15
UA 2618Airbus A321neo
1h 15m layover
ORDAug 29 14:30
→PHLAug 29 17:54
UA 2430Boeing 737MAX 8 Passenger
7h 45m·1 stop
$371 USDSEAAug 29 10:42
→ORDAug 29 17:00
UA 2835Boeing 737
1h 13m layover
ORDAug 29 18:13
→PHLAug 29 21:27
UA 1776Boeing 737
7h 45m·1 stop
$372 USDSEAAug 29 08:40
→DENAug 29 12:32
UA 1505Boeing 737
1h 13m layover
DENAug 29 13:45
→PHLAug 29 19:25
UA 2787Boeing 737
7h 48m·1 stop
$375 USDSEAAug 29 05:00
→DENAug 29 08:45
UA 2601Airbus A321neo
1h 20m layover
DENAug 29 10:05
→PHLAug 29 15:48
UA 1575Boeing 737