Flights from Seattle to Philadelphia, United States

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Did you mean flights from Philadelphia to Seattle?

Seattle to Philadelphia Last modified: Mar 25, 2019 2:56 -04:00

We've scanned 48,195,047,545 round trip itineraries and found the cheapest flights to Philadelphia. Alaska & American frequently offer the best deals to Philadelphia flights, or select your preferred carrier below to see the cheapest days to fly.

Alaska
SEAPHL
Tue 4/16
nonstop
PHLSEA
Tue 4/30
nonstop
$281
American
SEAPHL
Tue 4/30
nonstop
PHLSEA
Tue 5/7
nonstop
$281
United
SEAPHL
Wed 4/17
1 stop
PHLSEA
Tue 4/30
1 stop
$289
JetBlue
SEAPHL
Wed 5/8
1 stop
PHLSEA
Wed 5/15
1 stop
$295
Frontier
SEAPHL
Fri 5/3
1 stop
PHLSEA
Mon 5/6
1 stop
$298
Spirit
SEAPHL
Wed 5/8
1 stop
PHLSEA
Wed 5/15
1 stop
$310

How Much is a Flight from Seattle to Philadelphia?

We have collected flight cost data from across the web for travel from Seattle to Philadelphia, and have found the average flight price for this trip to be $299.

Where To Buy Cheap Flights from Seattle to Philadelphia?

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 Seattle to Philadelphia 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 Seattle to Philadelphia?

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

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $526 $535
7-14 days $441 $368
14-21 days $389 $385
21-30 days $281 $285
30-60 days $281 $285
60-90 days $281 $289
90+ days $361 $295

Cheapest Day To Fly from Seattle to Philadelphia

We've examined 57,595,778,181 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from Seattle to Philadelphia is Tuesday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$298$281$281$303$298$281$345

Compare Flight Prices from Seattle to Philadelphia by Month

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 Seattle to Philadelphia flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
March Seattle Philadelphia American 3/31/19 4/9/19 0 $526
April Seattle Philadelphia American 4/30/19 5/7/19 0 $281
May Seattle Philadelphia American 5/1/19 5/7/19 0 $281
June Seattle Philadelphia American 6/11/19 6/18/19 0 $321
July Seattle Philadelphia Frontier 7/25/19 8/3/19 1 $333
August Seattle Philadelphia Frontier 8/2/19 8/10/19 1 $298
September Seattle Philadelphia JetBlue 9/16/19 9/24/19 1 $295
October Seattle Philadelphia Spirit 10/16/19 10/26/19 1 $310

Cheap Last Minute Flights from Seattle to Philadelphia

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

Next 30 Days

SunMonTueWedThuFriSat
24 25 26 27 28 29 30
$566
31 1 2 3 4 5 6
$566 $410
7 8 9 10 11 12 13
$410 $399
14 15 16 17 18 19 20
$399 $327
21 22 23 24 25 26 27
$327 $333
28 29 30 1 2 3 4
$333

Connecting Flights vs Direct Flights from Seattle to Philadelphia

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 Seattle to Philadelphia is $357.

The average price for direct flights from Seattle to Philadelphia is $375.

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

Weekly Direct Flights from Seattle to Philadelphia - By Carrier
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
American 2 1 1 2 2 1 2 06:30 17:16
Alaska 1 1 1 1 1 1 1 02:20 02:20

One Way Flights vs Round Trip Flights from Seattle to Philadelphia

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 Seattle to Philadelphia. 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 Seattle to Philadelphia is $163.

The average price for round trip flights from Seattle to Philadelphia is $340.

Seattle to Philadelphia Flight Questions

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

Question: How long is the flight from Seattle to Philadelphia?
Answer: The average Seattle to Philadelphia flight time is 5 hours and 19 minutes.
Question: How far is Philadelphia from Seattle?
Answer: The distance from Seattle to Philadelphia is 2,371 miles (3,815 kilometers).
Question: How common are direct flights from Seattle to Philadelphia?
Answer: There are 18 direct flights from Seattle to Philadelphia.
Question: What are the most popular Seattle airlines for direct flights from Seattle to Philadelphia?
Answer: American Airlines provides 61% of the non-stop flights between Seattle and Philadelphia.
Question: What are the most popular connecting cities when flying from Seattle to Philadelphia?
Answer: Los Angeles, CA

Airlines in Seattle flying to Philadelphia Last modified: Mar 25, 2019 2:56 -04:00Number of routes searched: 308Number of itineraries searched: 414,730

Wondering which airlines fly out of Seattle to Philadelphia? We've gathered the average price of Seattle airlines with flights to Philadelphia. 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.

Seattle to Philadelphia
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Alaska -
American CLT
American DFW
American JFK
American LAX
Alaska LAX
Alaska PDX
Alaska SFO
JetBlue BOS
Major Airlines ATL
Major Airlines CVG
Major Airlines DTW
Major Airlines MSP
Major Airlines RDU
Frontier AUS
Frontier DEN
Spirit ATL
Spirit DFW
Spirit DTW
Spirit FLL
Spirit LAS
Sun Country MSP
United DEN
United SFO
United IAH
United ORD

Seattle to Philadelphia Airports

These are the major commercial airports we're currently monitoring in Seattle and Philadelphia. 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.

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Cheap Flights from Seattle to Philadelphia