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Amazing Frontier Airlines PHL to SEA Flight Deals

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $148 round trip and $80 one way. Prices and availability subject to change. Additional terms may apply.



FAQs about Frontier Airlines Flights from PHL to SEA

What terminal is Frontier Airlines at Philadelphia, PA (PHL-Philadelphia Intl.)?

Once you've received the boarding pass for your flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), you should be able to identify which terminals Frontier Airlines flies into and out of. If not, consult your airline or do some research online for that information.

Are there Frontier Airlines non-stop flights from PHL to SEA?

If you're looking at flights with Frontier Airlines from Philadelphia, PA (PHL-Philadelphia Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), you'll need to make at least one stopover. While waiting for your connection, take the chance to enjoy a bite to eat or check out the airport shops.

How long is a Frontier Airlines flight from PHL to SEA?

Enjoy some in-flight shut-eye and begin your getaway feeling refreshed. You'll have sufficient time to do so when traveling with Frontier Airlines between PHL and SEA, with the flight taking an average of 7 hours and 23 minutes.

How many direct and indirect flights does Frontier Airlines fly from PHL to SEA?

Each week, there are no fewer than 7 Frontier Airlines flights linking Philadelphia, PA (PHL-Philadelphia Intl.) and Seattle, WA (SEA-Seattle - Tacoma Intl.).

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 Seattle, WA (SEA-Seattle - Tacoma Intl.), please visit our Customer Service Portal.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Tuesdays tend to be the cheapest, according to flight demand on Travelocity in 2019. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Monday, as data shows the start 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 2019, flights departing on a Tuesday 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 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 1-2 weeks 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 2019 saved nearly 50% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

*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.