Flights
Hotels
From
To
1 traveler
Unsupported Browser!
Find Flights
Flights
Hotels
1 traveler
Unsupported Browser!
Find Flights

Cheap Flights from Seattle to Philadelphia, PA, United States - SEA to PHL

Popular flights from Seattle to Philadelphia

If your flight days are flexible and you looking for a good deal, our charts on cheap flights provide some insight regarding affordable flight options for your next big adventure.

Alaska Airlines
Departure Date Return Date Lowest Price
Mar 5, 2016 Mar 6, 2016 $327
American Airlines
Departure Date Return Date Lowest Price
Mar 5, 2016 Mar 6, 2016 $335
Frontier Airlines
Departure Date Return Date Lowest Price
Apr 12, 2016 Apr 19, 2016 $268
May 10, 2016 May 14, 2016 $268
JetBlue Airways
Departure Date Return Date Lowest Price
May 18, 2016 May 24, 2016 $417
Jun 3, 2016 Jun 6, 2016 $417
Spirit Airlines
Departure Date Return Date Lowest Price
Mar 30, 2016 Apr 5, 2016 $365
Mar 30, 2016 Apr 6, 2016 $365
United Airlines
Departure Date Return Date Lowest Price
Mar 5, 2016 Mar 6, 2016 $335

How Much Does it Cost to Fly from Seattle to Philadelphia (SEA to PHL)?

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 $338.

When Can I Buy the Cheapest Flight from Seattle to Philadelphia (SEA to PHL)?

Airlines can adjust prices for plane 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 discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

How far in advance should you book flights from Seattle to Philadelphia

The chart below shows up-to-date information regarding how far in advance a flight from Seattle to Philadelphia should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $714 $677
7-14 days $613 $569
14-21 days $327 $335
21-30 days $327 $335
30-60 days $383 $268
60-90 days $383 $268
90+ days $383 $392

Cheapest Day To Fly from Seattle to Philadelphia

The chart below shows up-to-date information regarding the cheapest days to fly from Seattle to Philadelphia.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$377 $268 $365 $348 $308 $327 $376

Lowest Fares Chart By Month from Seattle to Philadelphia

The chart below shows the lowest fare by month when flying from Seattle to Philadelphia.

Month Origin Destination Carrier Depart Date Return Date Stops Price
February Seattle Philadelphia American 2/28/16 3/5/16 2 $388
March Seattle Philadelphia Alaska 3/5/16 3/6/16 0 $327
April Seattle Philadelphia Frontier 4/12/16 4/19/16 1 $268
May Seattle Philadelphia Frontier 5/10/16 5/14/16 1 $268
June Seattle Philadelphia American 6/9/16 6/22/16 0 $392
July Seattle Philadelphia American 7/9/16 7/20/16 0 $392
August Seattle Philadelphia American 8/8/16 8/16/16 0 $398
October Seattle Philadelphia American 10/8/16 10/14/16 0 $390

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Seattle to Philadelphia

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Seattle to Philadelphia.

Next 30 Days

SunMonTueWedThuFriSat
14 15 16 17 18 19 20
$723
21 22 23 24 25 26 27
$723 $626
28 29 1 2 3 4 5
$626 $327
6 7 8 9 10 11 12
$327 $389
13 14 15 16 17 18 19
$389 $392
20 21 22 23 24 25 26
$392

TIPSave $220 by flying into New York instead of Philadelphia from Seattle

Non-Stop vs Connecting Flights from Seattle to Philadelphia (SEA to PHL)

Your Seattle to Philadelphia flight can be significantly cheaper by choosing 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 $364.

The average price for non-stop flights from Seattle to Philadelphia is $349.

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

Nonstop Flight Details from Seattle to Philadelphia
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
American 1 1 1 1 1 1 1 22:35 22:35
Alaska 1 1 1 1 1 1 1 08:30 08:30

Round Trip vs One Way Flights from Seattle to Philadelphia (SEA to PHL)

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 $166.

The average price for round trip flights from Seattle to Philadelphia is $359.

Seattle to Philadelphia Flight Questions

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

Question: How long is a direct flight from Seattle to Philadelphia?
Answer: The average Seattle to Philadelphia flight time is 4 hours and 59 minutes.
Question: How many miles are there between Seattle and Philadelphia?
Answer: The distance from Seattle to Philadelphia is 2371 miles.
Question: How common are direct flights from Seattle to Philadelphia?
Answer: There are 14 direct flights from Seattle to Philadelphia.
Question: What is the most popular airline for non-stop flights from Seattle to Philadelphia?
Answer: American Airlines provides 50% of the non-stop flights between Seattle and Philadelphia.
Question: What are the most popular connecting cities when flying from Seattle to Philadelphia?
Answer: Denver, CO

Airlines Flying from Seattle to Philadelphia (SEA to PHL)

Below are the different airlines that fly from Seattle to Philadelphia with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Seattle to Philadelphia.

Seattle to Philadelphia
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American - X X X X X X X
American ORD X X X X X X X
Alaska - X X X X X X X
JetBlue BOS X X X X X X
Delta DTW X X X X X X X
Frontier DEN X
United IAD X X X X X X X
Southwest MDW X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Seattle and Philadelphia, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Seattle - SEA

FlightsAirlineLowest Price
Seattle to New York American, Alaska, JetBlue, Frontier, Sun Country, United, Virgin America $237
Seattle to Newark American, Alaska, JetBlue, United, Virgin America $251
Seattle to Washington American, Alaska, JetBlue, Frontier, Sun Country, United, Virgin America $242
Seattle to Baltimore American, Alaska, JetBlue, United $254
Seattle to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $189
Seattle to Atlanta American, Alaska, Frontier, Spirit, United $273
Seattle to Boston American, Alaska, JetBlue, Sun Country, United, Virgin America $226
Seattle to Dallas - Ft Worth American, Alaska, Frontier, Spirit, Sun Country, United, Virgin America $188
Seattle to Allentown - Bethlehem - Easton American, United $365
Seattle to Atlantic CityCheck Dates

Cheap Domestic Flights to Philadelphia - PHL

FlightsAirlineLowest Price
Portland to Philadelphia American, Alaska, JetBlue, Frontier, Spirit, United $268
Bellingham to Philadelphia American, Alaska $384
Pasco to Philadelphia American, Alaska, United $488
Wenatchee to Philadelphia American, Alaska $515
Yakima to Philadelphia American, Alaska Check Dates
Portland to New York American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United, Virgin America $284
Portland to Washington American, Alaska, JetBlue, Frontier, Sun Country, United, Virgin America $243
Portland to Newark American, Alaska, United, Virgin America $312
Bellingham to New YorkCheck Dates
Portland to Baltimore American, Alaska, JetBlue, Spirit, United $252
Portland to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $177
Portland to Atlanta American, Alaska, Frontier, Spirit, United $258

Cheap International Flights to Philadelphia - PHL

FlightsAirlineLowest Price
Vancouver to Philadelphia American, Air Canada, Alaska, United, WestJet $244
Victoria to Philadelphia American, Air Canada, Alaska, United, WestJet $599
Nanaimo to Philadelphia American, Air Canada, United, WestJet Check Dates
Vancouver to New York Pacific Coastal, American, Air Canada, Alaska, JetBlue, Cathay, Frontier, United, Virgin America, Sunwing, WestJet $296
Vancouver to Newark Pacific Coastal, American, Air Canada, Alaska, United, Virgin America, Sunwing, WestJet $328
Victoria to New York Pacific Coastal, American, Air Canada, Alaska, United, WestJet $298
Vancouver to Baltimore American, Air Canada, Alaska, Frontier, United, WestJet $293
Vancouver to Washington Pacific Coastal, American, Air Canada, Alaska, United, Virgin America, WestJet $296
Cheap Flights from Seattle to Philadelphia, PA, United States, from $268 Round trip from SEA to PHL