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Did you mean flights from Seattle to Philadelphia?

Flights from Philadelphia to Seattle, United States

Philadelphia to Seattle Last modified: Mar 25, 2017 2:15 -04:00Prices shown were found by travelers like you over the past 30 days

We've scanned 31,956,096,032 round trip itineraries and found the cheapest flights to Seattle. Alaska & Frontier frequently offer the best deals to Seattle flights, or select your preferred carrier below to see the cheapest days to fly.

Alaska
PHLSEA
Wed 4/26
1 stop
SEAPHL
Wed 5/3
1 stop
$333
Frontier
PHLSEA
Fri 4/28
1 stop
SEAPHL
Mon 5/1
1 stop
$334
United
PHLSEA
Tue 4/25
1 stop
SEAPHL
Fri 4/28
1 stop
$343
American
PHLSEA
Wed 5/3
nonstop
SEAPHL
Wed 5/10
nonstop
$357
JetBlue
PHLSEA
Mon 5/8
1 stop
SEAPHL
Tue 5/16
1 stop
$412

How Much is a Flight from Philadelphia to Seattle? Prices shown were found by travelers like you over the past 30 days

We have collected flight cost data from across the web for travel from Philadelphia to Seattle, and have found the average flight price for this trip to be $352.

Where To Buy Cheap Flights from Philadelphia to Seattle?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from Philadelphia to Seattle based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from Philadelphia to Seattle? Prices shown were found by travelers like you over the past 30 days

The chart below shows up-to-date information regarding how far in advance to book your flight from Philadelphia to Seattle.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $627 $556
7-14 days $492 $417
14-21 days $397 $385
21-30 days $397 $344
30-60 days $357 $333
60-90 days $402 $344
90+ days $403 $344

Cheapest Day To Fly from Philadelphia to Seattle Prices shown were found by travelers like you over the past 30 days

We've examined 31,970,767,432 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from Philadelphia to Seattle is Wednesday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$382$343$333$344$334$359$366

Compare Flight Prices from Philadelphia to Seattle by Month Prices shown were found by travelers like you over the past 30 days

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for Philadelphia to Seattle flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
March Philadelphia Seattle United 3/30/17 4/4/17 1 $556
April Philadelphia Seattle Alaska 4/26/17 5/3/17 1 $333
May Philadelphia Seattle United 5/2/17 5/6/17 1 $344
June Philadelphia Seattle Frontier 6/13/17 6/21/17 1 $366
July Philadelphia Seattle Frontier 7/11/17 7/18/17 1 $366
August Philadelphia Seattle United 8/19/17 8/23/17 1 $344
September Philadelphia Seattle United 9/9/17 9/16/17 1 $344
October Philadelphia Seattle United 10/3/17 10/9/17 1 $344

Cheap Last Minute Flights from Philadelphia to Seattle Prices shown were found by travelers like you over the past 30 days

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Philadelphia to Seattle. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

SunMonTueWedThuFriSat
26 27 28 29 30 31 1
$556
2 3 4 5 6 7 8
$556 $485
9 10 11 12 13 14 15
$485 $421
16 17 18 19 20 21 22
$421 $344
23 24 25 26 27 28 29
$344 $334
30 1 2 3 4 5 6
$334

Connecting Flights vs Direct Flights from Philadelphia to Seattle Prices shown were found by travelers like you over the past 30 days

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Philadelphia to Seattle is $385.

The average price for direct flights from Philadelphia to Seattle is $434.

The chart below shows up to date information regarding non-stop flights from Philadelphia to Seattle.

Weekly Direct Flights from Philadelphia to Seattle - By Carrier
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
American 1 1 1 1 1 1 1 17:55 17:55
Alaska 1 1 1 1 1 1 1 08:00 08:00

One Way Flights vs Round Trip Flights from Philadelphia to Seattle Prices shown were found by travelers like you over the past 30 days

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Philadelphia to Seattle. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Philadelphia to Seattle is not available.

The average price for round trip flights from Philadelphia to Seattle is $377.

Philadelphia to Seattle Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is the flight from Philadelphia to Seattle?
Answer: The average Philadelphia to Seattle flight time is 6 hours.
Question: How far is Seattle from Philadelphia?
Answer: The distance from Philadelphia to Seattle is 2,371 miles (3,815 kilometers).
Question: How common are direct flights from Philadelphia to Seattle?
Answer: There are 14 direct flights from Philadelphia to Seattle.
Question: What are the most popular Philadelphia airlines for direct flights from Philadelphia to Seattle?
Answer: American Airlines provides 50% of the non-stop flights between Philadelphia and Seattle.
Question: What are the most popular connecting cities when flying from Philadelphia to Seattle?
Answer: Los Angeles, CA

Airlines in Philadelphia flying to Seattle Last modified: Mar 25, 2017 2:15 -04:00Number of routes searched: 284Number of itineraries searched: 238,449

Wondering which airlines fly out of Philadelphia to Seattle? We've gathered the average price of Philadelphia airlines with flights to Seattle. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

Philadelphia to Seattle
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Alaska -
American ATL
American BNA
American BOS
American CHS
Alaska AUS
Alaska MCI
Alaska PDX
Alaska SAN
JetBlue BOS
Major Airlines ATL
Major Airlines CVG
Major Airlines DTW
Major Airlines JFK
Major Airlines MSP
Frontier DEN
Spirit LAX
United DEN
United IAD
United IAH
United LAX
United ORD
Virgin America SFO

Philadelphia to Seattle Airports

These are the major commercial airports we're currently monitoring in Philadelphia and Seattle. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap International Flights to Seattle - SEA Last modified: Mar 25, 2017 2:15 -04:00Prices shown were found by travelers like you over the past 30 days

Cheap Flights from Philadelphia to Seattle