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The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $154 round trip and $82 one way. Prices and availability subject to change. Additional terms may apply.
|Carrier||Flight||Depart PHL||Arrive SEA||Wed |
|AS551||07:00 am||10:15 am||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|AA2870||08:50 am||11:49 am||Check Fare|
|AA2361||06:40 pm||09:42 pm||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|AS443||06:46 pm||09:58 pm||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|Seattle - Tacoma Intl.|
Shortest Flight Time
|6 hours 9 mins|
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
Flight path for flights from Philadelphia International Airport to Seattle-Tacoma International Airport
Airlines & Aircraft Used on PHL to SEA Flight Routes
With 18 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.
Airfares to Seattle SEA from Philadelphia PHL currently cost between $154 and $179. 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.
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 Philadelphia PHL to Seattle SEA on Travelocity starting at $82. Prices and availability subject to change. Additional terms may apply.
Get to Seattle faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SEA from PHL to take around 6 hour(s) 9 min(s).
Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SEA from PHL. 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.
If you’re flexible about when you travel, February is usually the cheapest month to fly from Philadelphia PHL to Seattle SEA. 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.
Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SEA from PHL have this option.
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.
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