Cheap flights from Philadelphia to Seattle (PHL - SEA)

Flight FAQs

From Philadelphia to Seattle

What airports do I use to fly from Philadelphia to Seattle?

Booking a flight from Philadelphia (PHL) to Seattle/Tacoma Intl (SEA) is your only option if you wish to fly from Philadelphia to Seattle. On a typical day, there are 2 flights from Philadelphia to Seattle/Tacoma Intl, all of which are around 5h 59m for a nonstop flight. You can also purchase a plane ticket from 11 airlines when you book a flight from Philadelphia to Seattle.

Which airlines flying from Philadelphia to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?

American Airlines, Alaska Airlines, and Delta are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Philadelphia to Seattle for under $300 on Cheapflights?

Yes, there are multiple flights from Philadelphia to Seattle for under $300. The cheapest flight booked recently is on Delta for just $276, but on average you can expect to pay $321.

Are there nonstop flights from Philadelphia to Seattle for under $400 on Cheapflights?

Cheapflights has at least 20 direct flights from Philadelphia to Seattle under $400. A good price for a nonstop flight from Philadelphia to Seattle is less than $409.

Are there last-minute flights available from Philadelphia to Seattle for under $500?

There are currently 20+ open flights from Philadelphia to Seattle within the next 7 days for less than $500.

What days are nonstop flights available from Philadelphia to Seattle?

Nonstop flights are available for this route on the following days: Monday, Tuesday, Thursday, Friday, Saturday.

How popular is this Philadelphia to Seattle flight route?

Flights from Philadelphia to Seattle/Tacoma Intl have been viewed 32 times in the past calendar month.

How many flights depart from Philadelphia to Seattle on average per day?

On average, you can expect to see 6 flights from Philadelphia to Seattle a day.
Morning (6am - Noon) - 17% of flight departures
Evening (6pm - Midnight) - 83% of flight departures

How long is the flight from Philadelphia to Seattle?

A quick flight from Philadelphia to Seattle can take about 5h 59m. Delta provides one of the quickest options available for as low as $276. The distance between Philadelphia and Seattle is about 2385 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Philadelphia to Seattle round-trip?

According to our current data, Delta ($276), United Airlines ($301), and Alaska Airlines ($358) offers the cheapest pricing from Philadelphia to Seattle. These flights start at 17% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Philadelphia to Seattle one-way?

One-way options have recently been found by users for as low as $138 on Delta. Other airlines that offer cheap prices include JetBlue from $157 and United Airlines from $168 one-way.

What are the most popular airlines that fly from Philadelphia to Seattle?

The most popular airlines flying from Philadelphia to Seattle are Major Airline, American Airlines and Alaska Airlines. Something to consider prior to booking your flight.

What are the cheapest flights from Philadelphia to Seattle?

While on average a flight from Philadelphia to Seattle is generally $1,063, our data shows the cheapest flight currently is $227. When looking at the most popular route, (Philadelphia - Seattle/Tacoma Intl), you can expect to pay $276 for that flight.

What are the most reliable airlines from Philadelphia to Seattle?

Consider American Airlines (92%), British Airways (89%) or Qatar Airways (83%) when booking your flight. These represent the most reliable airlines when flying from Philadelphia to Seattle.