Seattle / Tacoma (SEA) to Philadelphia (PHL) flight deal in economy from $165
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
PHLPhiladelphia International Airport
Philadelphia, United States
$201 USD
-18%$165 USD
Verified 13 days agoOctober 2026
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Great Availability
78% of dates checked are available within 10% of the lowest price
Monday, October 12th, 2026
Outbound Flights
5h 14m·Nonstop
$165 USD
SEAOct 12 21:31
→PHLOct 13 05:45
DL 1114Airbus A321neo
7h 59m·1 stop
$175 USDSEAOct 12 23:50
→MSPOct 13 05:03
DL 953Boeing 757
2h 7m layover
MSPOct 13 07:10
→PHLOct 13 10:49
DL 2688Airbus A220-100 Passenger
8h 1m·1 stop
$249 USDSEAOct 12 23:59
→ATLOct 13 07:32
DL 652Airbus A321neo
1h 28m layover
ATLOct 13 09:00
→PHLOct 13 11:00
DL 2270Airbus A321
7h 24m·1 stop
$359 USDSEAOct 12 07:15
→SLCOct 12 10:32
DL 2858Airbus A321neo
51m layover
SLCOct 12 11:23
→PHLOct 12 17:39
DL 2022Boeing 737
6h 40m·1 stop
$359 USDSEAOct 12 23:05
→DTWOct 13 06:23
DL 810Airbus A321neo
42m layover
DTWOct 13 07:05
→PHLOct 13 08:45
DL 2968Boeing 717
7h 35m·1 stop
$529 USDSEAOct 12 06:00
→DTWOct 12 13:23
DL 812Boeing 737
1h 32m layover
DTWOct 12 14:55
→PHLOct 12 16:35
DL 1391Boeing 717
7h 9m·1 stop
$684 USDSEAOct 12 13:35
→MSPOct 12 19:03
DL 942Boeing 737
1h 10m layover
MSPOct 12 20:13
→PHLOct 12 23:44
DL 2703Boeing 737