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Portland to Seattle-Tacoma International Airport flight
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Cheap Flights from Portland to Seattle-Tacoma International Airport

  • One way
  • Round-trip
sortSort by: Lowest Price
  • Sort by: Lowest Price
  • Sort by: Earliest Flight
      • PDX20:55
        59m
        Direct
        SEA21:54
        Portland - Seattle|Tue, Jun 4|Alaska Airlines
        US$44US$88
        50% OFF
        50% OFF
        US$88US$44
      • PDX16:50
        59m
        Direct
        SEA17:49
        Portland - Seattle|Tue, May 21|Alaska Airlines
        US$54US$88
        38% OFF
        38% OFF
        US$88US$54
      • PDX06:37
        1h 3m
        Direct
        SEA07:40
        Portland - Seattle|Tue, May 21|Delta Air Lines
        US$56US$88
        37% OFF
        37% OFF
        US$88US$56
      • PDX18:07
        1h 4m
        Direct
        SEA19:11
        Portland - Seattle|Mon, May 27|Alaska Airlines
        US$64
        US$64
      • PDX18:07
        1h 4m
        Direct
        SEA19:11
        Portland - Seattle|Thu, May 30|Alaska Airlines
        US$65
        US$65
      • PDX11:45
        57m
        Direct
        SEA12:42
        Portland - Seattle|Wed, May 29|Alaska Airlines
        US$65
        US$65
      • PDX05:00
        56m
        Direct
        SEA05:56
        Portland - Seattle|Wed, Jun 5|Alaska Airlines
        US$65
        US$65
      • PDX06:37
        1h 3m
        Direct
        SEA07:40
        Portland - Seattle|Thu, May 30|Delta Air Lines
        US$66
        US$66
      • PDX06:36
        1h 4m
        Direct
        SEA07:40
        Portland - Seattle|Wed, Jun 5|Delta Air Lines
        US$66
        US$66
      • PDX05:10
        1h 4m
        Direct
        SEA06:14
        Portland - Seattle|Tue, Jun 4|Delta Air Lines
        US$67
        US$67
      • PDX13:00
        3h 5m
        Direct
        SEA14:00
        Portland - Seattle|Thu, May 16|Alaska 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 Portland to Seattle-Tacoma International Airport
Alaska Airlines
From US$152
Delta Air Lines
From US$152
American Airlines
From US$189
United Airlines
From US$211
Southwest Airlines
From US$212
ANA airlines
Find more flights and airlines

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

  • 0.36 km from downtown Portland
    Portland International Airport
    Tickets From
    US$152
Flight Schedule from Portland to Seattle-Tacoma International Airport
Flight info.
Departure
Arrival
Weekly Schedule

  1. AS1032

    Alaska Airlines

    05:00

    PDX

    1.0h

    Direct

    06:01

    SEA

    SMTWTFS
    Search

  2. DL4081

    Delta Air Lines

    05:10

    PDX

    1.1h

    Direct

    06:15

    SEA

    SMTWTFS
    Search

  3. DL844

    Delta Air Lines

    06:37

    PDX

    1.1h

    Direct

    07:40

    SEA

    SMTWTFS
    Search

  4. AS2181

    Alaska Airlines

    10:16

    PDX

    1.0h

    Direct

    11:17

    SEA

    SMTWTFS
    Search

  5. AS1008

    Alaska Airlines

    13:36

    PDX

    1.0h

    Direct

    14:38

    SEA

    SMTWT-S
    Search

  6. DL2849

    Delta Air Lines

    15:30

    PDX

    1.0h

    Direct

    16:30

    SEA

    -----F-
    Search

  7. AS3309

    Alaska Airlines

    16:45

    PDX

    1.0h

    Direct

    17:43

    SEA

    S-TWTFS
    Search

  8. AS2413

    Alaska Airlines

    16:50

    PDX

    1.0h

    Direct

    17:49

    SEA

    -M-----
    Search

  9. AS930

    Alaska Airlines

    17:45

    PDX

    1.1h

    Direct

    18:50

    SEA

    SMTWTFS
    Search

  10. AS2082

    Alaska Airlines

    20:50

    PDX

    1.0h

    Direct

    21:48

    SEA

    S-TWT-S
    Search
Find more flights and airlines

Flight Info of Flights from Portland to Seattle-Tacoma International Airport

Cheapest round-trip ticket price

$86

Cheapest nonstop flight price

$44

Off-season for travel

January

Peak season for travel

August

FAQs for Portland to Seattle-Tacoma International Airport Flights

  • When are flight tickets from Portland (PDX) to Seattle (SEA) the cheapest?

    Airlines adjust prices for flights from Portland to Seattle 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 Portland (PDX) to Seattle (SEA) cost?

    According to Trip.com's data, the lowest price is around $181.

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

    It takes around 1 hour 1 minute to fly from Portland (PDX) to Seattle (SEA).

  • What is the transportation method from the main airport to downtown in Seattle?

    • The distance from Seattle-Tacoma International Airport to downtown is about 17km. It takes about 30 minutes by taxi.

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

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