Seattle / Tacoma (SEA) to Philadelphia (PHL) flight deal in economy from $165

Delta Air LinesDLDelta Air Lines
One Way•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
United StatesPHL

Philadelphia International Airport

Philadelphia, United States
$201 USD
-18%$165 USD
Verified 13 days ago
Great Availability
78% of dates checked are available within 10% of the lowest price

Thursday, August 27th, 2026

Outbound Flights

8h 54m·1 stop
$175 USD
Delta Air Lines
SEAAug 27 06:05
→
MSPAug 27 11:25
DL 943Airbus A321
2h 55m layover
Delta Air Lines
MSPAug 27 14:20
→
PHLAug 27 17:59
DL 2594Airbus A220-300 Passenger
7h 15m·1 stop
$175 USD
Delta Air Lines
SEAAug 27 19:50
→
SLCAug 27 22:55
DL 1239Boeing 737
56m layover
Delta Air Lines
SLCAug 27 23:51
→
PHLAug 28 06:05
DL 2075Boeing 737
5h 20m·Nonstop
$239 USD
Delta Air Lines
SEAAug 27 21:30
→
PHLAug 28 05:50
DL 1114Airbus A321neo
8h 3m·1 stop
$249 USD
Delta Air Lines
SEAAug 27 05:30
→
DTWAug 27 12:42
DL 812Boeing 757
2h 9m layover
Delta Air Lines
DTWAug 27 14:51
→
PHLAug 27 16:33
DL 1391Boeing 717
8h 6m·1 stop
$249 USD
Delta Air Lines
SEAAug 27 23:59
→
ATLAug 28 07:47
DL 652Airbus A321neo
1h 13m layover
Delta Air Lines
ATLAug 28 09:00
→
PHLAug 28 11:05
DL 2270Airbus A321
9h 8m·1 stop
$299 USD
Delta Air Lines
SEAAug 27 11:18
→
DTWAug 27 18:35
DL 1706Boeing 757
3h 10m layover
Delta Air Lines
DTWAug 27 21:45
→
PHLAug 27 23:26
DL 2402Boeing 717
6h 38m·1 stop
$419 USD
Delta Air Lines
SEAAug 27 23:10
→
DTWAug 28 06:23
DL 810Boeing 737
49m layover
Delta Air Lines
DTWAug 28 07:12
→
PHLAug 28 08:48
DL 2968Boeing 717
6h 26m·1 stop
$684 USD
Delta Air Lines
SEAAug 27 14:30
→
MSPAug 27 19:54
DL 942Boeing 757
31m layover
Delta Air Lines
MSPAug 27 20:25
→
PHLAug 27 23:56
DL 2703Boeing 737
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