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$165 Cheap American Airlines flights Seattle (SEA) to Philadelphia (PHL)

View $165 flight on Wed, Oct 14, 2026Opens in a new window

$165 Cheap American Airlines flights Seattle (SEA) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $165 for one-way flights and $329 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Aug 12 - Mon, Aug 17
SEA
Seattle
PHL
Philadelphia
$329 Roundtrip, found 5 days ago
$329
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Aug 12 from Seattle to Philadelphia, returning Mon, Aug 17, priced at $329 found 5 days ago
American Airlines
Wed, Aug 12 - Mon, Aug 17
SEA
Seattle
PHL
Philadelphia
$367 Roundtrip, found 5 days ago
$367
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Aug 12 from Seattle to Philadelphia, returning Mon, Aug 17, priced at $367 found 5 days ago

Alternative airports near Philadelphia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Philadelphia Intl. PHL. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $430
PHL
Philadelphia Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $430

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Philadelphia Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Sun Country Airlines, United
Popular airline
Delta
Distance
3794 km
Average flight time
9 hours 4 mins

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