Delta Air LinesDLDelta Air Lines
One Way•Economy
United StatesPHL

Philadelphia International Airport

Philadelphia, United States
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
$192 USD
-38%$120 USD
Verified Apr 1, 2026 at 5:42 PM
Limited Availability
10% of dates checked are available within 10% of the lowest price

Sunday, April 26th, 2026

Outbound Flights

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7h 32m·1 stop
$239 USD
Delta Air Lines
PHLApr 26 06:00
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DTWApr 26 07:44
DL 1540Boeing 717
46m layover
Delta Air Lines
DTWApr 26 08:30
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SEAApr 26 10:32
DL 734Boeing 737
8h 10m·1 stop
$299 USD
Delta Air Lines
PHLApr 26 07:15
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SLCApr 26 10:14
DL 2023Airbus A321neo
50m layover
Delta Air Lines
SLCApr 26 11:04
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SEAApr 26 12:25
DL 2995Airbus A321neo
7h 18m·1 stop
$299 USD
Delta Air Lines
PHLApr 26 17:32
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DTWApr 26 19:14
DL 1391Airbus A320
38m layover
Delta Air Lines
DTWApr 26 19:52
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SEAApr 26 21:50
DL 565Boeing 757
8h 5m·1 stop
$299 USD
Delta Air Lines
PHLApr 26 18:54
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SLCApr 26 21:58
DL 2829Boeing 737
47m layover
Delta Air Lines
SLCApr 26 22:45
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SEAApr 26 23:59
DL 2998Airbus A321
7h 56m·1 stop
$449 USD
Delta Air Lines
PHLApr 26 18:58
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MSPApr 26 21:00
DL 2594Airbus A220-100 Passenger
56m layover
Delta Air Lines
MSPApr 26 21:56
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SEAApr 26 23:54
DL 505Airbus A321
8h 48m·1 stop
$569 USD
Delta Air Lines
PHLApr 26 08:40
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ATLApr 26 10:51
DL 1180Airbus A321
1h 9m layover
Delta Air Lines
ATLApr 26 12:00
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SEAApr 26 14:28
DL 629Airbus A321neo
8h 13m·1 stop
$719 USD
Delta Air Lines
PHLApr 26 11:32
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MSPApr 26 13:25
DL 2688Airbus A220-100 Passenger
1h 35m layover
Delta Air Lines
MSPApr 26 15:00
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SEAApr 26 16:45
DL 877Airbus A321neo
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