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Cheap Flights from Seattle to Philadelphia $274.2

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Cheapest Flights from Seattle to Philadelphia (SEA to PHL)

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

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

Question : Which day has the most flight time options?
Answer : When you're flying from SEA to PHL, the days with the most flight times are Tuesday and Wednesday, with 52 different options. Note that Sunday offers the least number of options with 41 flight times.

Question : Will you do what it takes to get the absolute cheapest flight?
Answer : The best day to fly on a budget this month is Tuesday. Flexibility is paramount when booking travel plans in order to keep costs down.

Question : How long does it take to get from SEA to PHL?
Answer : American Airlines currently has the quickest travel time with 4 hours and 52 minutes. For example, you would arrive in Philadelphia at 6:27 AM EST if you left Seattle at 10:35 PM. Remember, there is a time change of three-hours.

Question : Is this route your best bet for getting to Philadelphia with minimal delays?
Answer : SEA to PHL currently scores 2.8 out of a possible 5 stars in promptness. This score combines both the number of delayed flights and total delayed minutes. With 2.8 stars, you should plan on being extra flexible with your arrival plans.

Question : Which airline is least likely to get you to PHL on time?
Answer : Flights on American Airlines to Philadelphia from Seattle during the last month were delayed 28% of the time. If you're on American Airlines, be sure to sign up for the delay notifications to stay up to date with your flight's status.