App
Customer Support
USD
Search Bookings
Trip.com
>
Flights
>
Flights to Philadelphia
>
Seattle to Philadelphia flight
>
Seattle to Philadelphia International Airport flight
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap Flights from Seattle to Philadelphia International Airport

  • One way
  • Round-trip
sortSort by: Lowest Price
  • Sort by: Lowest Price
  • Sort by: Earliest Flight
      • SEA22:08
        16h 40m
        1 stop
        PHL17:48
        Seattle - Philadelphia|Mon, Aug 26|Frontier Airlines
        $77$133
        42% OFF
        42% OFF
        $133$77
      • SEA22:08
        17h
        1 stop
        PHL18:08
        Seattle - Philadelphia|Sat, Aug 31|Frontier Airlines
        $78$133
        41% OFF
        41% OFF
        $133$78
      • SEA09:37
        17h
        1 stop
        PHL05:37
        Seattle - Philadelphia|Thu, Sep 12|Frontier Airlines
        $83$133
        38% OFF
        38% OFF
        $133$83
      • SEA09:37
        17h
        1 stop
        PHL05:37
        Seattle - Philadelphia|Wed, Aug 21|Frontier Airlines
        $83
        $83
      • SEA22:08
        17h
        1 stop
        PHL18:08
        Seattle - Philadelphia|Wed, Sep 4|Frontier Airlines
        $93
        $93
      • SEA19:51
        30h 43m
        1 stop
        PHL05:34
        Seattle - Philadelphia|Tue, Aug 13|Frontier Airlines
        $99
        $99
      • SEA23:59
        7h 44m
        1 stop
        PHL10:43
        Seattle - Philadelphia|Mon, Jun 24|Sun Country Airlines
        $107
        $107
      • SEA09:37
        30h 17m
        1 stop
        PHL18:54
        Seattle - Philadelphia|Tue, Sep 3|Frontier Airlines
        $109
        $109
      • SEA23:59
        7h 50m
        1 stop
        PHL10:49
        Seattle - Philadelphia|Mon, Jul 1|Sun Country Airlines
        $110
        $110
      • SEA07:59
        18h 34m
        1 stop
        PHL05:33
        Seattle - Philadelphia|Wed, Jul 3|Frontier Airlines
        $111
        $111
      • SEA13:00
        3h 5m
        Direct
        PHL14:00
        Seattle - Philadelphia|Wed, Jun 26|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Seattle to Philadelphia International Airport
Frontier Airlines
From $77
Spirit Airlines
From $88
Alaska Airlines
From $113
Sun Country Airlines
From $120
American Airlines
From $132
Delta Air Lines
From $136
United Airlines
From $143
Southwest Airlines
From $154
Jetblue Airways
From $206
ANA airlines

Find more flights and airlines

There are 1 airport(s) in Seattle. Discover the top routes now!

  • 0.7 km from downtown Seattle
    Seattle-Tacoma International Airport
    Tickets From
    $77
Flight Schedule from Seattle to Philadelphia International Airport
Flight info.
Departure
Arrival
Weekly Schedule

  1. SY290

    Sun Country Airlines

    02:29

    SEA

    3.3h

    07:47

    MSP

    SMTWTFS
    Search

  2. SY1775

    Sun Country Airlines

    08:00

    MSP

    2.6h

    11:37

    PHL

    SMTWT-S

  3. AS376

    Alaska Airlines

    07:06

    SEA

    4.8h

    14:54

    ATL

    SMTWTFS
    Search

  4. F92552

    Frontier Airlines

    22:11

    ATL

    2.3h

    00:26

    PHL

    -M-----

  5. DL1016

    Delta Air Lines

    09:05

    SEA

    2.1h

    12:09

    SLC

    SMTWT-S
    Search

  6. DL2421

    Delta Air Lines

    13:45

    SLC

    2.8h

    17:35

    STL

    SMTWT-S

  7. F92182

    Frontier Airlines

    11:21

    STL

    2.2h

    14:34

    PHL

    -----F-

  8. AS334

    Alaska Airlines

    10:44

    SEA

    4.8h

    18:32

    ATL

    SMTWTFS
    Search

  9. F92552

    Frontier Airlines

    22:11

    ATL

    2.3h

    00:26

    PHL

    -M-----

  10. AS492

    Alaska Airlines

    15:55

    SEA

    4.8h

    23:40

    ATL

    SMTWTFS
    Search

  11. F91004

    Frontier Airlines

    05:11

    ATL

    2.3h

    07:26

    PHL

    SMTWTFS

  12. AS538

    Alaska Airlines

    17:45

    SEA

    4.0h

    23:42

    ORD

    SMTWTFS
    Search

  13. F92112

    Frontier Airlines

    05:01

    ORD

    2.0h

    08:04

    PHL

    SM-WTFS

  14. DL2108

    Delta Air Lines

    18:00

    SEA

    4.0h

    23:59

    ORD

    SMTWTFS
    Search

  15. F92112

    Frontier Airlines

    05:01

    ORD

    2.0h

    08:04

    PHL

    SM-WTFS

  16. SY286

    Sun Country Airlines

    18:07

    SEA

    3.4h

    23:32

    MSP

    S---TFS
    Search

  17. SY1775

    Sun Country Airlines

    08:00

    MSP

    2.6h

    11:37

    PHL

    SMTWT-S

  18. AS386

    Alaska Airlines

    18:45

    SEA

    3.2h

    23:59

    MSP

    SMTWTFS
    Search

  19. SY1775

    Sun Country Airlines

    08:00

    MSP

    2.6h

    11:37

    PHL

    SMTWT-S

  20. AS584

    Alaska Airlines

    19:59

    SEA

    2.2h

    22:10

    SFO

    SMTWTFS
    Search

  21. AS456

    Alaska Airlines

    23:59

    SFO

    4.3h

    06:20

    ORD

    SMTWTFS

  22. F94368

    Frontier Airlines

    10:59

    MDW

    2.0h

    13:58

    PHL

    S-TWTFS
Find more flights and airlines

Flight Info of Flights from Seattle to Philadelphia International Airport

Cheapest round-trip ticket price

$233

Cheapest nonstop flight price

$76

Off-season for travel

April

Peak season for travel

December

FAQs for Seattle to Philadelphia International Airport Flights

  • When are flight tickets from Seattle (SEA) to Philadelphia (PHL) the cheapest?

    Airlines adjust prices for flights from Seattle to Philadelphia based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Seattle (SEA) to Philadelphia (PHL) cost?

    According to Trip.com's data, the lowest price is around $403.

  • How long does it take to fly from Seattle (SEA) to Philadelphia (PHL) and what is the distance?

    It takes around 5 hours 38 minutes to fly from Seattle (SEA) to Philadelphia (PHL).

  • What are the most popular airlines that fly from Seattle (SEA) to Philadelphia (PHL)?

    Airlines with flights from Seattle (SEA) to Philadelphia (PHL): Air Tahiti Nui, American Airlines, Alaska Airlines, United Airlines and Finnair.

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2024 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.