$178 Cheap Flights from Seattle to Philadelphia

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from Seattle - Tacoma Intl. to Philadelphia Intl.

Amazing SEA to PHL Flight Deals

The cheapest flights to Philadelphia Intl. found within the past 7 days were $276 round trip and $178 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for SEA to PHL

CarrierFlightDepart SEAArrive PHLMon
7/4
Tue
7/5
Wed
7/6
Thu
7/7
Fri
7/8
Sat
7/9
Sun
7/10
Stops
AS3208:55 am05:10 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
AA199801:05 pm09:18 pmCheck FareCheck FareCheck FareCheck FareCheck Fare
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Check Fare
0 Stops
AS134809:55 pm06:00 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
AA200111:05 pm07:10 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Best Philadelphia Intl. Flight and Hotel Packages

Philadelphia Intl. flight + hotel packages - economy flights

Philadelphia Marriott Downtown
The Notary Hotel, Autograph Collection
Philadelphia Marriott Old City
Cambria Hotel Philadelphia Downtown Center City
The Logan Philadelphia, Curio Collection by Hilton
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Frequently asked questions

 

Traveling From Seattle - Tacoma Intl.
Traveling To Philadelphia Intl.
Shortest Flight Time 11 hours 5 mins
Earliest Departure Time 8:55AM EDT
Latest Departure Time 11:05PM EDT
Lowest Flight Price $276

Route Info

Flight path for flights from Seattle-Tacoma International Airport to Philadelphia International Airport

Distance:
2,385.00 miles

Airlines & Aircraft Used on SEA to PHL Flight Routes

Airline Carrier
Aircraft
Alaska Airlines
Airbus A319
Alaska Airlines
Airbus A319
American Airlines
De Havilland Canada DHC-8-100 Dash 8 / 8Q
Jet Airways (India)
Airbus A320-100/200

Discover our best flights from Seattle SEA to Philadelphia PHL. 

With 17 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Seattle SEA to Philadelphia PHL at the right price  

Airfares to Philadelphia PHL from Seattle SEA currently cost between $276 and $344. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Seattle SEA to Philadelphia PHL 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Seattle SEA to Philadelphia PHL on Travelocity starting at $178. Prices and availability subject to change. Additional terms may apply. 

 

Get to Philadelphia PHL from Seattle SEA quicker with direct flights. 

Get to Philadelphia faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to PHL from SEA to take around 11 hour(s) 5 min(s).  

 

Find our cheapest airfares for flights from Seattle SEA to Philadelphia PHL

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to PHL from SEA. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Seattle SEA to Philadelphia PHL today 

If you’re flexible about when you travel, November is usually the cheapest month to fly from Seattle SEA to Philadelphia PHL. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Philadelphia PHL from Seattle SEA 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to PHL from SEA have this option.  

 

Travel with confidence when you book flights to Philadelphia PHL from Seattle SEA with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.