Philadelphia (PHL) to Seattle / Tacoma (SEA) flight deal in economy from $165
PHLPhiladelphia International Airport
Philadelphia, United States
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$212 USD
-22%$165 USD
Verified 14 days agoJuly 2026
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Great Availability
74% of dates checked are available within 10% of the lowest price
Wednesday, July 22nd, 2026
Outbound Flights
5h 56m·Nonstop
$309 USD
PHLJul 22 07:05
→SEAJul 22 10:01
DL 2092Airbus A321neo
8h 30m·1 stop
$319 USDPHLJul 22 08:05
→ATLJul 22 10:11
DL 1180Airbus A321
59m layover
ATLJul 22 11:10
→SEAJul 22 13:35
DL 648Airbus A321neo
11h 25m·1 stop
$319 USDPHLJul 22 10:40
→ATLJul 22 12:49
DL 1100Airbus A321
3h 56m layover
ATLJul 22 16:45
→SEAJul 22 19:05
DL 472Boeing 757
9h 9m·1 stop
$369 USDPHLJul 22 10:40
→ATLJul 22 12:49
DL 1100Airbus A321
1h 49m layover
ATLJul 22 14:38
→SEAJul 22 16:49
DL 481Boeing 737
10h 3m·1 stop
$369 USDPHLJul 22 12:02
→ATLJul 22 14:05
DL 2270Airbus A321
2h 40m layover
ATLJul 22 16:45
→SEAJul 22 19:05
DL 472Boeing 757
8h 39m·1 stop
$419 USDPHLJul 22 14:32
→ATLJul 22 16:40
DL 2279Airbus A321
1h 10m layover
ATLJul 22 17:50
→SEAJul 22 20:11
DL 714Boeing 757
8h 10m·1 stop
$419 USDPHLJul 22 15:38
→MSPJul 22 17:37
DL 2679Airbus A220-300 Passenger
1h 18m layover
MSPJul 22 18:55
→SEAJul 22 20:48
DL 881Boeing 737
9h 6m·1 stop
$529 USDPHLJul 22 12:36
→DTWJul 22 14:20
DL 2331Boeing 717
2h 26m layover
DTWJul 22 16:46
→SEAJul 22 18:42
DL 944Boeing 737