$70 Cheap Flights from Philadelphia to Seattle

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

Amazing PHL to SEA Flight Deals

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $185 round trip and $70 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for PHL to SEA

CarrierFlightDepart PHLArrive SEASun
12/5
Mon
12/6
Tue
12/7
Wed
12/8
Thu
12/9
Fri
12/10
Sat
12/11
Stops
AA199808:05 am11:18 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
-
0 Stops
AS3105:42 pm08:50 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Best Seattle - Tacoma Intl. Flight and Hotel Packages

Seattle - Tacoma Intl. flight + hotel packages - economy flights

Best Western Plus Edmonds Harbor Inn
The Resort at Port Ludlow
Angel Of The Winds Casino Resort
Holiday Inn Express Bothell, an IHG Hotel
Holiday Inn Express & Suites Everett, an IHG Hotel
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FAQs about flights from Philadelphia Intl. Airport (PHL) to Seattle - Tacoma Intl. Airport (SEA)

Can I catch a flight from Philadelphia, PA Airport (PHL-Philadelphia Intl.) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) right now?

Make sure you visit the Covid-19 Travel Advisor to find out if there are any present quarantine requirements or travel advice reports in place in Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) when flying in from Philadelphia, PA Airport (PHL-Philadelphia Intl.).

Are there direct flights from PHL to Sea-Tac Airport?

If you want to get from Philadelphia Intl. Airport (PHL) to Seattle - Tacoma Intl. Airport (SEA) as fast as possible, you'll be glad to know multiple airlines operate direct flights. Pick your favorite seat with American Airlines or Alaska Airlines.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to Sea-Tac Airport, please visit our Customer Service Portal.

How long is the flight from Philadelphia Intl. Airport (PHL) to Sea-Tac Airport?

If you're traveling from Philadelphia to Seattle, you can expect the journey to take around 6 hours and 9 minutes. If this is longer than you would have liked, why not put it to good use? Read about where you're going, do some last-minute organizing and have a nap before the adventure starts.

What is the flight distance from PHL to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.)?

The flight distance from Philadelphia Airport to Sea-Tac Airport is 3,480 mi. Neck pillow? Check. Compression socks? Double check. You'll want all the long-haul creature comforts for this long-haul flight.

What airlines fly from Philadelphia Intl. Airport (PHL) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.)?

You can choose from a number of airlines that have direct flights between Philadelphia and Seattle. American Airlines (AA) is one of the most reliable. This air carrier operates about 123 flights each month. It's a good idea to also check out the deals available through Alaska Airlines (AS). This airline operates 80 flights monthly on the Philadelphia to Seattle route. Be sure to compare the two airlines to find your perfect fare.

What airlines have practices regarding COVID-19 in place and use social distancing?

From the moment you enter the departure terminal to when you leave the arrivals terminal, if you're flying with Alaska Airlines, Delta or Southwest Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2020. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Sunday, as data shows the end of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2020, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2020 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2 weeks to 2 months prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2020 saved nearly 40% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2020. Savings are subject to change based on departure location, date and destination.

 

Traveling From Philadelphia Intl.
Traveling To Seattle - Tacoma Intl.
Shortest Flight Time 6 hours 8 mins
Earliest Departure Time 5:42PM EST
Latest Departure Time 5:42PM EST
Lowest Flight Price $185

Route Info

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

Distance:
2,385.00 miles

Airlines & Aircraft Used on PHL to SEA Flight Routes

Airline Carrier
Aircraft
American Airlines
Boeing 737 all pax models
American Airlines
Embraer EMB.110 Bandeirnate
Jet Airways (India)
Airbus A330-200
United Airlines
Airbus A320-100/200

Discover our best flights from Philadelphia PHL to Seattle SEA. 

With 20 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 Philadelphia PHL to Seattle SEA at the right price  

Airfares to Seattle SEA from Philadelphia PHL currently cost between $185 and $205. 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 Philadelphia PHL to Seattle SEA 

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 $70. Prices and availability subject to change. Additional terms may apply. 

 

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

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) 8 min(s).  

 

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

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.  

 

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

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. 

 

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

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.  

 

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