¥22,180 Cheap Flights from Philadelphia (PHL) to Seattle (SEA)

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

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Cheap Flights from Philadelphia to Seattle (PHL-SEA)

Prices were available within the past 7 days and start at ¥22,180 for one-way flights and ¥38,190 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
American Airlines
Hawaiian Airlines
Delta
Delta
Hawaiian Airlines
American Airlines
American Airlines
United

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

November is typically the cheapest month to fly

From ¥21,375 - ¥59,179 per traveler.

Frequently asked questions

How much is a flight from PHL to Seattle - Tacoma Intl. Airport (SEA)?
Pack your bags, because round-trip flights between Philadelphia Airport and Seattle - Tacoma Intl. Airport (SEA) start from ¥38,190. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book now to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Philadelphia Intl. Airport (PHL) to Sea-Tac Airport?
This can differ between air carriers, as each one has its own set of terms and conditions. Head to the Customer Service Portal, where you'll find instructions on how to cancel your flight online.
How do I find cheap flights from PHL to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Philadelphia Airport to SEA flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from PHL to Seattle - Tacoma Intl. Airport (SEA)?
It takes about 6 hours to fly from Philadelphia Airport to Sea-Tac Airport. But with some movies and a good novel, the time will pass by quicker.
How far is the flight from Philadelphia Airport to Sea-Tac Airport?
The flight distance from Philadelphia Intl. Airport (PHL) to SEA is 3,800 kilometers. Close your eyes or get stuck into a book and the trip will zip by.
Which airlines fly direct from PHL to Sea-Tac Airport?
Alaska Airlines (AS) is a top choice. It offers 60 flights from PHL to Seattle - Tacoma Intl. Airport (SEA) each month. Offering 60 flights a month along this route, American Airlines (AA) is another fantastic option.
Are PHL to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Philadelphia Airport to Sea-Tac Airport last minute could save you some serious cash. However, it could end up costing a good deal more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

Travel information

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
¥38,190
Distance
3794 km
Average flight time
4 hours 7 mins

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