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Cheap Flights from Philadelphia to Seattle $285.58

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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 : Do travelers from Philadelphia typically stay in Seattle for very long?
Answer : Passengers from PHL to SEA stay one week on average.

Question : Can you cut down on flight costs by changing the day of the week you travel to Seattle?
Answer : The best day to fly on a budget this month is Wednesday. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.

Question : Over the coming months, which airline is getting their passengers to Seattle-Tacoma International Airport (SEA) round-trip the cheapest?
Answer : Spirit Airlines is the leader in keeping prices down for their passengers over the next three months. Fares are being booked at just $266 and, when compared to the high-end bookings of $1,169, it's quite a deal.

Question : Should you be aware of any airlines that have a reputation of delayed arrivals for this route?
Answer : Delta Air Lines is late on 100% of flights from Philadelphia International Airport (PHL) to Seattle-Tacoma International Airport (SEA) at the moment. If you should choose this airline, be sure to track the flight status to stay on top of the departure time.

Question : If having the most departure times is important to you, is there a particular day that offers the most options?
Answer : The day with the most departure times for this route is Saturday with three options. Friday currently offers the least amount of flight times with only two options.

Question : For PHL to SEA, how many departure times are there on a given day?
Answer : It does differ by the day of the week, but on average, you can expect two different choices of flight times when you book. You won't have as many choices on this route as most other routes departing the United States.

Question : Looking for the shortest flight from PHL to SEA?
Answer : The shortest direct flight is six hours and five minutes via American Airlines. If you catch the 8:50 PM EDT departure, you'll arrive at 11:55 PM PDT (remember, there is a three-hour time change).