RM594 Cheap Flights from Seattle (SEA) to Philadelphia (PHL)

View RM594 flight on Mon, 24 Nov 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Philadelphia Intl. Airport (PHL)

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Cheap Flights from Seattle to Philadelphia (SEA-PHL)

Prices were available within the past 7 days and start at RM594 for one-way flights and RM1,152 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 4 Dec - Wed, 10 Dec
SEA
Seattle
PHL
Philadelphia
RM1,152 Return, found 3 days ago
RM1,152
Return
found 3 days ago
Select Delta flight, departing Thu, 4 Dec from Seattle to Philadelphia, returning Wed, 10 Dec, priced at RM1,152 found 3 days ago
Delta
Thu, 4 Dec - Wed, 10 Dec
SEA
Seattle
PHL
Philadelphia
RM1,424 Return, found 3 days ago
RM1,424
Return
found 3 days ago
Select Delta flight, departing Thu, 4 Dec from Seattle to Philadelphia, returning Wed, 10 Dec, priced at RM1,424 found 3 days ago
United
Thu, 4 Dec - Wed, 10 Dec
SEA
Seattle
PHL
Philadelphia
RM1,443 Return, found 3 days ago
RM1,443
Return
found 3 days ago
Select United flight, departing Thu, 4 Dec from Seattle to Philadelphia, returning Wed, 10 Dec, priced at RM1,443 found 3 days ago
Delta
Thu, 4 Dec - Wed, 10 Dec
SEA
Seattle
PHL
Philadelphia
RM1,447 Return, found 3 days ago
RM1,447
Return
found 3 days ago
Select Delta flight, departing Thu, 4 Dec from Seattle to Philadelphia, returning Wed, 10 Dec, priced at RM1,447 found 3 days ago
American Airlines
Thu, 4 Dec - Wed, 10 Dec
SEA
Seattle
PHL
Philadelphia
RM1,483 Return, found 3 days ago
RM1,483
Return
found 3 days ago
Select American Airlines flight, departing Thu, 4 Dec from Seattle to Philadelphia, returning Wed, 10 Dec, priced at RM1,483 found 3 days ago
American Airlines
Thu, 4 Dec - Wed, 10 Dec
SEA
Seattle
PHL
Philadelphia
RM1,484 Return, found 3 days ago
RM1,484
Return
found 3 days ago
Select American Airlines flight, departing Thu, 4 Dec from Seattle to Philadelphia, returning Wed, 10 Dec, priced at RM1,484 found 3 days ago
United
Thu, 4 Dec - Wed, 10 Dec
SEA
Seattle
PHL
Philadelphia
RM1,548 Return, found 3 days ago
RM1,548
Return
found 3 days ago
Select United flight, departing Thu, 4 Dec from Seattle to Philadelphia, returning Wed, 10 Dec, priced at RM1,548 found 3 days ago
United
Thu, 4 Dec - Wed, 10 Dec
SEA
Seattle
PHL
Philadelphia
RM1,567 Return, found 3 days ago
RM1,567
Return
found 3 days ago
Select United flight, departing Thu, 4 Dec from Seattle to Philadelphia, returning Wed, 10 Dec, priced at RM1,567 found 3 days ago
American Airlines
Thu, 4 Dec - Wed, 10 Dec
SEA
Seattle
PHL
Philadelphia
RM1,590 Return, found 3 days ago
RM1,590
Return
found 3 days ago
Select American Airlines flight, departing Thu, 4 Dec from Seattle to Philadelphia, returning Wed, 10 Dec, priced at RM1,590 found 3 days ago
Delta
Thu, 4 Dec - Wed, 10 Dec
SEA
Seattle
PHL
Philadelphia
RM1,608 Return, found 3 days ago
RM1,608
Return
found 3 days ago
Select Delta flight, departing Thu, 4 Dec from Seattle to Philadelphia, returning Wed, 10 Dec, priced at RM1,608 found 3 days ago

Find the cheapest month to fly from Seattle (SEA) to Philadelphia (PHL)

March is typically the cheapest month to fly

From RM 615 - RM 1,707 per traveller.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Philadelphia Intl.
Return price
RM1,152
Distance
3794 km
Average flight time
8 hours 7 mins

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Perfect flights from Seattle to Philadelphia

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Seattle to Philadelphia

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