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Seattle-Tacoma International Airport to Portland International Airport flight

Explore the cheapest one-way and round-trip flights from Seattle-Tacoma International Airport to Portland International Airport over the next 90 days, with one-way fares from CAD 98 and round-trip from CAD 152. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SEA 08:40
        1h 7m
        Direct
        PDX 09:47
        Seattle - Portland | Mon, Oct 19 | Alaska Airlines
        PDX 08:09
        1h 1m
        Direct
        SEA 09:10
        Portland - Seattle | Sat, Oct 24 | Alaska Airlines
        CAD 152 CAD 340
        55% off
        55% off
        CAD 340 CAD 152
      • SEA 22:55
        1h 4m
        Direct
        PDX 23:59
        Seattle - Portland | Fri, Oct 23 | Delta Air Lines
        PDX 17:49
        1h 16m
        Direct
        SEA 19:05
        Portland - Seattle | Thu, Oct 29 | Delta Air Lines
        CAD 154 CAD 340
        55% off
        55% off
        CAD 340 CAD 154
      • SEA 07:30
        1h 13m
        Direct
        PDX 08:43
        Seattle - Portland | Mon, Oct 12 | Delta Air Lines
        PDX 17:49
        1h 15m
        Direct
        SEA 19:04
        Portland - Seattle | Wed, Oct 14 | Delta Air Lines
        CAD 156 CAD 340
        54% off
        54% off
        CAD 340 CAD 156
      • SEA 07:32
        1h 14m
        Direct
        PDX 08:46
        Seattle - Portland | Mon, Oct 19 | Delta Air Lines
        PDX 12:29
        1h 10m
        Direct
        SEA 13:39
        Portland - Seattle | Sat, Oct 24 | Delta Air Lines
        CAD 159
        53% off
        CAD 340 CAD 159
      • SEA 12:13
        1h 11m
        Direct
        PDX 13:24
        Seattle - Portland | Mon, Oct 12 | Alaska Airlines
        PDX 07:09
        1h 16m
        Direct
        SEA 08:25
        Portland - Seattle | Wed, Oct 14 | Alaska Airlines
        CAD 215
        37% off
        CAD 340 CAD 215
      • SEA 09:30
        1h 10m
        Direct
        PDX 10:40
        Seattle - Portland | Mon, Sep 28 | Delta Air Lines
        PDX 20:44
        1h 21m
        Direct
        SEA 22:05
        Portland - Seattle | Fri, Oct 2 | Delta Air Lines
        CAD 220
        35% off
        CAD 340 CAD 220
      • SEA 18:51
        59m
        Direct
        PDX 19:50
        Seattle - Portland | Mon, Sep 28 | Alaska Airlines
        PDX 21:32
        1h 7m
        Direct
        SEA 22:39
        Portland - Seattle | Fri, Oct 2 | Alaska Airlines
        CAD 239
        30% off
        CAD 340 CAD 239
      • SEA 07:32
        1h 14m
        Direct
        PDX 08:46
        Seattle - Portland | Thu, Oct 29 | Delta Air Lines
        PDX 17:49
        1h 16m
        Direct
        SEA 19:05
        Portland - Seattle | Sat, Oct 31 | Delta Air Lines
        CAD 262
        23% off
        CAD 340 CAD 262
      • SEA 15:51
        59m
        Direct
        PDX 16:50
        Seattle - Portland | Sat, Oct 10 | Alaska Airlines
        PDX 07:09
        1h 16m
        Direct
        SEA 08:25
        Portland - Seattle | Wed, Oct 14 | Alaska Airlines
        CAD 272
        20% off
        CAD 340 CAD 272
      • SEA 08:40
        1h 7m
        Direct
        PDX 09:47
        Seattle - Portland | Sat, Oct 24 | Alaska Airlines
        PDX 05:06
        54m
        Direct
        SEA 06:00
        Portland - Seattle | Tue, Oct 27 | Alaska Airlines
        CAD 272
        20% off
        CAD 340 CAD 272
      • SEA 07:20
        1h 8m
        Direct
        PDX 08:28
        Seattle - Portland | Sun, Oct 25 | Alaska Airlines
        PDX 14:30
        1h 5m
        Direct
        SEA 15:35
        Portland - Seattle | Tue, Oct 27 | Alaska Airlines
        CAD 272
        20% off
        CAD 340 CAD 272
      • SEA 13:55
        6h 55m
        1 stop
        PDX 20:50
        Seattle - Portland | Thu, Oct 29 | Alaska Airlines
        PDX 14:53
        6h 32m
        1 stop
        SEA 21:25
        Portland - Seattle | Sat, Oct 31 | Alaska Airlines
        CAD 266
        22% off
        CAD 340 CAD 266
      • SEA 13:00
        17h 25m
        1 stop
        PDX 14:00
        Seattle - Portland | Thu, Sep 24 | Normal Airline
        PDX 15:00
        6h
        Direct
        SEA 16:00
        Portland - Seattle | Sat, Sep 26 | Normal Airline
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      • Cheapest nonstop
        SEA 21:59
        1h 1m
        Direct
        PDX 23:00
        Seattle - Portland | Sat, Nov 7 | Alaska Airlines
        CAD 98 CAD 155
        37% off
        37% off
        CAD 155 CAD 98
      • SEA 21:35
        1h 7m
        Direct
        PDX 22:42
        Seattle - Portland | Sat, Nov 7 | Delta Air Lines
        CAD 111 CAD 155
        28% off
        28% off
        CAD 155 CAD 111
      • SEA 21:59
        1h 3m
        Direct
        PDX 23:02
        Seattle - Portland | Tue, Oct 6 | Alaska Airlines
        CAD 112 CAD 155
        28% off
        28% off
        CAD 155 CAD 112
      • SEA 22:55
        1h 4m
        Direct
        PDX 23:59
        Seattle - Portland | Tue, Oct 6 | Delta Air Lines
        CAD 114
        26% off
        CAD 155 CAD 114
      • SEA 20:55
        1h 1m
        Direct
        PDX 21:56
        Seattle - Portland | Mon, Oct 19 | Delta Air Lines
        CAD 118
        24% off
        CAD 155 CAD 118
      • SEA 07:32
        1h 14m
        Direct
        PDX 08:46
        Seattle - Portland | Fri, Oct 16 | Delta Air Lines
        CAD 118
        24% off
        CAD 155 CAD 118
      • SEA 08:45
        1h 3m
        Direct
        PDX 09:48
        Seattle - Portland | Tue, Nov 3 | Alaska Airlines
        CAD 119
        23% off
        CAD 155 CAD 119
      • SEA 21:59
        1h 1m
        Direct
        PDX 23:00
        Seattle - Portland | Fri, Nov 6 | Alaska Airlines
        CAD 119
        23% off
        CAD 155 CAD 119
      • SEA 21:59
        1h 1m
        Direct
        PDX 23:00
        Seattle - Portland | Thu, Nov 12 | Alaska Airlines
        CAD 123
        21% off
        CAD 155 CAD 123
      • SEA 07:20
        1h 8m
        Direct
        PDX 08:28
        Seattle - Portland | Mon, Oct 19 | Alaska Airlines
        CAD 123
        21% off
        CAD 155 CAD 123
      • SEA 08:40
        1h 7m
        Direct
        PDX 09:47
        Seattle - Portland | Fri, Oct 16 | Alaska Airlines
        CAD 123
        21% off
        CAD 155 CAD 123
      • SEA 18:55
        1h 5m
        Direct
        PDX 20:00
        Seattle - Portland | Tue, Nov 3 | Delta Air Lines
        CAD 124
        20% off
        CAD 155 CAD 124
      • SEA 13:00
        17h 25m
        1 stop
        PDX 14:00
        Seattle - Portland | Thu, Sep 24 | Normal Airline
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Flight prices from Seattle-Tacoma International Airport to Portland International Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

Trip.com Price Insights: Flights from Seattle-Tacoma International Airport to Portland International Airport

Which month has the cheapest one-way flights from Seattle-Tacoma International Airport to Portland International Airport?

The data is based on Trip.com data from the past 12 months and shows the average one-way fares by month from Seattle-Tacoma International Airport to Portland International Airport.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from Seattle-Tacoma International Airport to Portland International Airport are usually in April, with an average price of CAD 175. March sees the highest fares, around CAD 361.

CAD 361
CAD 268
CAD 175
CAD 82
    Cheapest
  • CAD 237
    Sep
  • CAD 259
    Oct
  • CAD 232
    Nov
  • CAD 255
    Dec
  • CAD 206
    Jan
  • CAD 295
    Feb
  • CAD 361
    Mar
  • CAD 175
    Apr
  • CAD 263
    May
  • CAD 266
    Jun
  • CAD 292
    Jul
  • CAD 346
    Aug

Which day of the week has the cheapest flights from Seattle-Tacoma International Airport to Portland International Airport?

The data is based on Trip.com data from the past 12 months and shows the average fares by each day of the week from Seattle-Tacoma International Airport to Portland International Airport.

Based on Trip.com data from the past 12 months, the cheapest day for flights from Seattle-Tacoma International Airport to Portland International Airport is Thursday, with average prices lower than other days. Try to avoid departing on Sunday, as fares are typically the highest.

CAD 320
CAD 280
CAD 240
CAD 200
    Cheapest
  • CAD 268
    Mon
  • CAD 258
    Tue
  • CAD 242
    Wed
  • CAD 240
    Thu
  • CAD 283
    Fri
  • CAD 265
    Sat
  • CAD 320
    Sun

Which airline offers the cheapest flights from Seattle-Tacoma International Airport to Portland International Airport?

The cheapest airline flying from Seattle-Tacoma International Airport to Portland International Airport is Alaska Airlines (from CAD 98) among 7 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Alaska Airlines
From CAD 98
Delta Air Lines
From CAD 111
Hahn Air
From CAD 182
United Airlines
From CAD 260
Air Canada
From CAD 350
Frontier Airlines
From CAD 468
American Airlines
From CAD 611

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What is the flight schedule from Seattle-Tacoma International Airport to Portland International Airport?

Check the schedule for flights from Seattle to Portland and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL3997

    Seattle-Tacoma International Airport

    19:45

    SEA

    1h 5m

    20:50

    PDX

    S M T W T F S
    Search

  2. AS488

    Seattle-Tacoma International Airport

    12:13

    SEA

    1h 11m

    13:24

    PDX

    S M T W T F S
    Search

  3. DL3953

    Seattle-Tacoma International Airport

    07:30

    SEA

    1h 11m

    08:41

    PDX

    S M T W T F S
    Search

  4. AS688

    Seattle-Tacoma International Airport

    13:36

    SEA

    2h 11m

    Direct

    15:47

    SFO

    S M T W T F S
    Search

  5. AS525

    San Francisco International Airport

    19:38

    SFO

    1h 44m

    Direct

    21:22

    PDX

    S M T W T F S

  6. AS680

    Seattle-Tacoma International Airport

    13:41

    SEA

    2h 15m

    Direct

    15:56

    SFO

    S M T W T F S
    Search

  7. AS2023

    San Francisco International Airport

    22:08

    SFO

    1h 50m

    Direct

    23:58

    PDX

    S M T W T F S

  8. AS680

    Seattle-Tacoma International Airport

    13:41

    SEA

    2h 15m

    Direct

    15:56

    SFO

    S M T W T F S
    Search

  9. AS525

    San Francisco International Airport

    19:38

    SFO

    1h 44m

    Direct

    21:22

    PDX

    S M T W T F S

  10. AS590

    Seattle-Tacoma International Airport

    16:17

    SEA

    2h 12m

    Direct

    18:29

    SFO

    S M T W T - S
    Search

  11. AS2023

    San Francisco International Airport

    22:08

    SFO

    1h 50m

    Direct

    23:58

    PDX

    S M T W T F S

  12. AS528

    Seattle-Tacoma International Airport

    09:59

    SEA

    2h 27m

    Direct

    12:26

    SFO

    S M T W T F S
    Search

  13. AS1302

    San Francisco International Airport

    14:57

    SFO

    1h 47m

    Direct

    16:44

    PDX

    S M T W T F S

  14. DL2635

    Seattle-Tacoma International Airport

    21:25

    SEA

    2h 16m

    Direct

    23:41

    SFO

    S M T W T F S
    Search

  15. AS240

    San Francisco International Airport

    12:02

    SFO

    1h 48m

    Direct

    13:50

    PDX

    - - - - - F -
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About Seattle-Tacoma International Airport and Portland International Airport

Learn about Seattle-Tacoma International Airport (SEA) and Portland International Airport (PDX) — including location, terminals, transportation, and travel tips.

Flight distance207.68km
Cheapest one-way ticket priceCAD 98
Cheapest return ticket priceCAD 152

FAQs for Seattle-Tacoma International Airport to Portland International Airport Flights

  • How long is the flight from Seattle-Tacoma International Airport to Portland International Airport?

    Seattle-Tacoma International Airport to Portland International Airport takes about 35 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 14 daily flights from Seattle-Tacoma International Airport (SEA) to Portland International Airport (PDX).
  • The earliest flight from Seattle-Tacoma International Airport to Portland International Airport departs at 07:08, and the last departs at 22:59, with about 22 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Seattle-Tacoma International Airport (SEA) to Portland International Airport (PDX) is quite popular. Without considering departure times or holidays, tickets cost around CAD 281 in October, the most expensive month to book this route.
  • The earliest flight departs from Seattle-Tacoma International Airport (SEA) at 05:20 and arrives in Portland International Airport (PDX) at 06:18.
  • The latest flight departs from Seattle-Tacoma International Airport (SEA) at 21:58 and arrives in Portland International Airport (PDX) at 22:59.
  • Delta Air Lines is a very popular airline operating an average of 1746 flights per month.
  • One-way flights from Seattle-Tacoma International Airport to Portland International Airport currently start from CAD 98, and round-trip fares start from CAD 152. The current lowest fare is a Alaska Airlines flight departing on Sat, Nov 7; prices may vary depending on availability.
  • Yes. Alaska Airlines, Delta Air Lines and Icelandair operate direct flights from Seattle-Tacoma International Airport to Portland International Airport, with an average flight time of 32 minutes, and around 138 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Seattle-Tacoma International Airport to Portland International Airport is CAD 335. Prices may vary depending on the departure date, airline, and availability.
  • Condor and Westjet are the most popular budget airlines flying from Seattle-Tacoma International Airport to Portland International Airport, with one-way fares starting from CAD 98. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Seattle-Tacoma International Airport to Portland International Airport operates around 99 weekly flights, mainly by Alaska Airlines, Delta Air Lines and Icelandair. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Seattle-Tacoma International Airport and Portland International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

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Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.