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Cheap Flights from Philadelphia to Seattle $262.17

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Cheapest Flights from Philadelphia to Seattle (PHL to SEA)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Philadelphia to Seattle (PHL to SEA)

Question : Can you cut down on flight costs by changing the day of the week you travel to Seattle?
Answer : Friday is your lowest-cost day to fly in February. Flexibility is paramount when booking travel plans in order to keep costs down.

Question : How long do most people stay in Seattle when they fly in from Philadelphia?
Answer : Over the next two months, travelers from PHL to SEA are planning on staying for six days on average.

Question : How long does it take to get from PHL to SEA?
Answer : American Airlines currently has the shortest travel time with 5 minutes. So, you would arrive in Seattle at 11:55 PM PST if you left Philadelphia at 8:50 PM. Remember, there is a time change of three-hours.

Question : What is the cheapest day to fly in the next four weeks?
Answer : As of January 16th, the best day for booking to Seattle (SEA) from Philadelphia (PHL) is January 26th. Bookings have been made roughly 12% below the average price for this route.