Cheap flights from Philadelphia to Seattle

Flights starting at $282. Choose between American Airlines, Alaska Airlines, or Frontier Airlines to find the best price.

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Travelers usually depart from Philadelphia International, Philadelphia, PA - 30th Street, Philadelphia, PA Greyhound Terminal, Ardmore, PA station, or Philadelphia, PA - Market Street bus stop when they travel from Philadelphia to Seattle. Book your trip to arrive at Seattle–Tacoma International, Seattle, WA - King Street Station, Seattle, WA - Greyhound Station, Seattle, WA - Ferry Terminal, or Kenmore Air Harbor Seaplane Base. The distance between Philadelphia and Seattle is 3821 km. The most popular airlines for this route are American Airlines, Alaska Airlines, Frontier Airlines, Spirit Airlines, and Delta Air Lines. Philadelphia and Seattle have 329 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights4444444
Fly direct with

Alaska Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

American Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Philadelphia to Seattle

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
American AirlinesAALAAYesNo
Alaska AirlinesASAASYesOpens 24 days before flight
Closes 1 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight

Seattle travel tips

1) Why not try goat yoga being in Seattle?

Regular yoga is too boring for Seattleites; they have taken it a step further. Here you have a chance to try the most unusual yoga class on the planet — goat yoga. In fact, you will do regular yoga with goats surrounding you as you are opening your chakras. A good mood is guaranteed as animals always bring positive emotions. Don’t hesitate to try it!

2) Where is the historic heart of Seattle?

Pioneer Square is the historic heart of Seattle. The Smith Tower will draw your attention among other Victorian-era buildings with its height of 42 stories. On the 35th floor, there is an observation deck with a nice view of the historic district of Seattle. Visit the place to get a feel of history!

3) Visit Grand Illusion Cinema if you are a film enthusiast

Grand Illusion Cinema is a must for all cinema goers visiting Seattle. The vintage space with red velvet seats contributes to a special atmosphere for comfortable watching. You can watch here everything starting from indie releases to movie classics. Make yourself comfortable!

Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

How long does it take to travel from Philadelphia to Seattle?
A one-way nonstop (direct) flight between Philadelphia and Seattle takes around 6.1 hours.
What is the flight distance between Philadelphia and Seattle?
The flight distance between Philadelphia and Seattle is 3821 km.
What airlines offer nonstop (direct) flights between Philadelphia and Seattle?
Several carriers operate flights between Philadelphia and Seattle. Airlines offering nonstop (direct) flights include American Airlines, Alaska Airlines.
What are the most popular routes to and from Philadelphia?
Travelers frequently search for route combinations, such as Philadelphia and Orlando, Atlanta, Las Vegas, Denver, Miami, Tampa, San Juan, Los Angeles, New Orleans, Dallas, Fort Myers, Charlotte, Austin, San Diego, Nashville, Houston, Jacksonville, Phoenix, Fort Lauderdale, San Francisco.
What are the most popular routes to and from Seattle?
Travelers frequently search for route combinations, such as Seattle and Denver, Atlanta, Houston, Las Vegas, Austin, Orlando, Los Angeles, Salt Lake City, Mexico City, Paris, London, Washington, D.C., Detroit, New York, Minneapolis, Phoenix, Dallas, Raleigh, Charlotte, Cleveland.
Which airports are there in Philadelphia?
Philadelphia is mainly served by Philadelphia International. But there are other airports nearby, including Wings Field.
What airports are near Philadelphia?
The main airport in Philadelphia is Philadelphia International. It is also served by John F. Kennedy International, Newark Liberty International, Baltimore–Washington International, LaGuardia, Washington Dulles International, Ronald Reagan Washington National, New York Stewart International Airport, Trenton–Mercer, Long Island MacArthur, Harrisburg International.
What airports are near Seattle?
The main airport in Seattle is Seattle–Tacoma International. It is also served by Portland International, Vancouver International, Bellingham International, Paine Field Everett, Yakima Air Terminal, Pangborn Memorial, Abbotsford International, Vancouver Harbour Flight Centre, Victoria Inner Harbour SPB.
What buses and trains depart from Philadelphia?
A number of bus and train companies depart from Philadelphia, including Amtrak train.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Philadelphia and Seattle?
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Which airlines fly between Philadelphia and Seattle?
When's the best time to travel between Philadelphia and Seattle?
What flights operate between Philadelphia and Seattle?
How many airports are there near Philadelphia?
How many airports are there near Seattle?
Is it possible to reach Philadelphia by bus or train?
What time do nonstop (direct) flights between Philadelphia and Seattle depart?
What time do nonstop (direct) flights between Philadelphia and Seattle arrive?
What time do flights between Philadelphia and Seattle depart?
What time do flights between Philadelphia and Seattle arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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