$162 Cheap Flights from Philadelphia (PHL) to Seattle Paine Field Intl. Airport (PAE)

View $162 flight on Wed, Nov 26, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Seattle Paine Field Intl. Airport (PAE)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Philadelphia to Seattle Paine Field Intl. Airport (PHL-PAE)

Prices were available within the past 7 days and start at $162 for one-way flights and $188 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Nov 10 - Fri, Nov 14
PHL
Philadelphia
PAE
Seattle
$188 Roundtrip, found 1 hour ago
$188
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Philadelphia to Seattle, returning Fri, Nov 14, priced at $188 found 1 hour ago
Frontier Airlines
Mon, Nov 3 - Fri, Nov 7
PHL
Philadelphia
PAE
Seattle
$229 Roundtrip, found 3 hours ago
$229
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Mon, Nov 3 from Philadelphia to Seattle, returning Fri, Nov 7, priced at $229 found 3 hours ago
Frontier Airlines
Mon, Nov 3 - Fri, Nov 7
PHL
Philadelphia
PAE
Seattle
$239 Roundtrip, found 14 hours ago
$239
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Mon, Nov 3 from Philadelphia to Seattle, returning Fri, Nov 7, priced at $239 found 14 hours ago
Frontier Airlines
Mon, Oct 20 - Fri, Oct 24
PHL
Philadelphia
PAE
Seattle
$266 Roundtrip, found 1 hour ago
$266
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Oct 20 from Philadelphia to Seattle, returning Fri, Oct 24, priced at $266 found 1 hour ago
Frontier Airlines
Mon, Oct 20 - Fri, Oct 24
PHL
Philadelphia
PAE
Seattle
$296 Roundtrip, found 21 hours ago
$296
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Mon, Oct 20 from Philadelphia to Seattle, returning Fri, Oct 24, priced at $296 found 21 hours ago
Frontier Airlines
Mon, Oct 13 - Fri, Oct 17
PHL
Philadelphia
PAE
Seattle
$311 Roundtrip, found 2 days ago
$311
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Oct 13 from Philadelphia to Seattle, returning Fri, Oct 17, priced at $311 found 2 days ago
Frontier Airlines
Wed, Nov 26 - Mon, Dec 1
PHL
Philadelphia
PAE
Seattle
$334 Roundtrip, found 1 hour ago
$334
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Nov 26 from Philadelphia to Seattle, returning Mon, Dec 1, priced at $334 found 1 hour ago
Frontier Airlines
Fri, Nov 21 - Wed, Nov 26
PHL
Philadelphia
PAE
Seattle
$335 Roundtrip, found 1 hour ago
$335
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, Nov 21 from Philadelphia to Seattle, returning Wed, Nov 26, priced at $335 found 1 hour ago
Alaska Airlines
Fri, Oct 24 - Fri, Oct 31
PHL
Philadelphia
PAE
Seattle
$457 Roundtrip, found 17 hours ago
$457
Roundtrip
found 17 hours ago
Select Alaska Airlines flight, departing Fri, Oct 24 from Philadelphia to Seattle, returning Fri, Oct 31, priced at $457 found 17 hours ago
American Airlines
Tue, Dec 16 - Mon, Dec 22
PHL
Philadelphia
PAE
Seattle
$2,435 Roundtrip, found 6 days ago
$2,435
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Dec 16 from Philadelphia to Seattle, returning Mon, Dec 22, priced at $2,435 found 6 days ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Snohomish County - Paine Field PAE. Cheapest option available. Average driving time to city center is 29 minutes. Flights from $881
PAE
Snohomish County - Paine Field
Cheapest
Average driving time to city center29 min
Flights from $881

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Snohomish County - Paine Field Airport (PAE) cost?
Get a cheap one-way flight from $162 or cheap return flight from $188 from Philadelphia Intl. Airport (PHL) to Snohomish County - Paine Field Airport (PAE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Snohomish County - Paine Field Airport (PAE)?
Planning your getaway for November can help you save, as it's the cheapest month for flights between PHL and PAE. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Snohomish County - Paine Field Airport (PAE)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from PHL to PAE. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Philadelphia Intl. Airport (PHL) to Snohomish County - Paine Field Airport (PAE)?
You'll have to catch a flight with a layover when traveling from Philadelphia Intl. Airport (PHL) to Snohomish County - Paine Field Airport (PAE). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from PHL to PAE?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Snohomish County - Paine Field Airport (PAE)?
To land at Snohomish County - Paine Field Airport (PAE) on time, book a flight that leaves Philadelphia Intl. Airport (PHL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Seattle from Philadelphia Intl. Airport (PHL)?
Seattle - Tacoma Intl. Airport (SEA) is the only airport in Seattle with direct flights from Philadelphia Intl. Airport (PHL). Compare your options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Snohomish County - Paine Field Airport (PAE) last-minute?
Booking your plane ticket from PHL to PAE just before your journey is generally more expensive. However, if there's some wiggle room with your departure times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a PHL to PAE flight and hotel package?
Booking a PHL to PAE flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Snohomish County - Paine Field Airport (PAE)?
Generally, it's possible to cancel or reschedule your PHL to PAE flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Seattle Paine Field Intl. Airport
Airlines serving
Alaska Airlines, American Airlines, Frontier Airlines
Roundtrip price
$187
Distance
2367 mi

Book with confidence

Book with confidence

Philadelphia to Seattle Paine Field Intl. Airport Flights

The cheapest times to fly from Philadelphia to Seattle Paine Field Intl. Airport

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Philadelphia to Seattle Paine Field Intl. Airport are during the month of November. You can find some of the cheapest flights from Philadelphia to Seattle Paine Field Intl. Airport with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Seattle Paine Field Intl. Airport

Sunday is one of the best days to book for cheap flights from Philadelphia to Seattle Paine Field Intl. Airport: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Philadelphia to Seattle Paine Field Intl. Airport

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Philadelphia to Seattle Paine Field Intl. Airport in 2025. You can also book with separate airlines for your outbound and return journeys, from $162 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Philadelphia to Seattle Paine Field Intl. Airport flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Philadelphia to Seattle Paine Field Intl. Airport airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Philadelphia to Seattle Paine Field Intl. Airport Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.