SEA - PWM

$188 Find Cheap Flights from Seattle to Portland - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$375
Typical prices: $377-$633
American Airlines
Sun 10/28Wed 10/31
SEA - PWM • 1 stop
Cheapest one-way
$188
Typical prices: $198-$387
American Airlines
Sat 11/17
SEA - PWM • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Seattle and Portland. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
13 weeks
in advance
Our data shows that travelers who book at least 13 weeks in advance save around 38% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 36% price drop
September
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Detroit Metropolitan Wayne County (DTW)
Cheapest • Avg $466 (round-trip)
Minneapolis St Paul (MSP)
Shortest trip • 7h 58m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Seattle to Portland (SEA-PWM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Portland

Tue, Oct 20 - Tue, Oct 27
American Airlines Logo
11:59 pm - 12:11 pmSEA  Seattle/Tacoma Intl-PWM Portland
9h 12m1 stop Chicago O'Hare Intl
American Airlines Logo
5:45 pm - 12:36 amPWM  Portland-SEA Seattle/Tacoma Intl
9h 51m1 stop Chicago O'Hare Intl
$375American Airlines
Wed, Oct 28 - Sat, Oct 31
American Airlines Logo
10:31 am - 11:40 pmSEA  Seattle/Tacoma Intl-PWM Portland
10h 09m1 stop Chicago O'Hare Intl
American Airlines Logo
1:05 pm - 8:14 pmPWM  Portland-SEA Seattle/Tacoma Intl
10h 09m1 stop Chicago O'Hare Intl
$375American Airlines
Tue, Nov 3 - Tue, Nov 10
Delta Logo
11:10 pm - 11:57 amSEA  Seattle/Tacoma Intl-PWM Portland
9h 47m1 stop Detroit Metropolitan Wayne County
Delta Logo
4:03 pm - 11:00 pmPWM  Portland-SEA Seattle/Tacoma Intl
9h 57m1 stop New York John F Kennedy Intl
$375Delta
Wed, Oct 28 - Tue, Nov 3
Delta Logo
6:00 am - 4:02 pmSEA  Seattle/Tacoma Intl-PWM Portland
7h 02m1 stop Detroit Metropolitan Wayne County
Delta Logo
4:47 pm - 10:05 pmPWM  Portland-SEA Seattle/Tacoma Intl
8h 18m1 stop Detroit Metropolitan Wayne County
$375Delta
Sat, Oct 24 - Tue, Oct 27
United Airlines Logo
8:25 am - 7:24 pmSEA  Seattle/Tacoma Intl-PWM Portland
7h 59m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
8:32 am - 5:57 pmPWM  Portland-SEA Seattle/Tacoma Intl
12h 25m2 stops Chicago O'Hare Intl Denver Intl
$380United Airlines
Tue, Oct 20 - Tue, Oct 27
United Airlines Logo
10:48 pm - 9:08 amSEA  Seattle/Tacoma Intl-PWM Portland
7h 20m1 stop Newark
United Airlines Logo
5:50 am - 3:32 pmPWM  Portland-SEA Seattle/Tacoma Intl
12h 42m2 stops Newark Chicago O'Hare Intl
$380United Airlines
Wed, Jan 20 - Tue, Feb 2
Southwest Logo
6:55 am - 9:40 pmSEA  Seattle/Tacoma Intl-PWM Portland
11h 45m2 stops Denver Intl Baltimore/Washington
Southwest Logo
5:35 am - 5:05 pmPWM  Portland-SEA Seattle/Tacoma Intl
14h 30m2 stops Baltimore/Washington Denver Intl
$385Southwest
Tue, Oct 27 - Tue, Nov 3
Southwest Logo
12:10 am - 3:30 pmSEA  Seattle/Tacoma Intl-PWM Portland
12h 20m2 stops Chicago Midway Baltimore/Washington
Southwest Logo
12:45 pm - 11:30 pmPWM  Portland-SEA Seattle/Tacoma Intl
13h 45m2 stops Baltimore/Washington Chicago Midway
$385Southwest
Wed, Jan 20 - Tue, Feb 2
Alaska Airlines Logo
7:29 pm - 10:37 pmSEA  Seattle/Tacoma Intl-PWM Portland
24h 08m2 stops San Francisco Washington, D.C. Reagan-National
Alaska Airlines Logo
10:59 am - 9:28 pmPWM  Portland-SEA Seattle/Tacoma Intl
13h 29m1 stop Philadelphia
$658Alaska Airlines
Sat, Jan 23 - Wed, Jan 27
Alaska Airlines Logo
1:30 pm - 10:37 pmSEA  Seattle/Tacoma Intl-PWM Portland
30h 07m2 stops San Francisco Washington, D.C. Reagan-National
Alaska Airlines Logo
10:59 am - 9:28 pmPWM  Portland-SEA Seattle/Tacoma Intl
13h 29m1 stop Philadelphia
$658Alaska Airlines
Booking Insights

Price, demand and travel trends for Seattle to Portland flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Seattle to Portland?

Round-trip flights from Seattle to Portland typically range from $377 to $633. The lowest price found in the past 5 days was $375, on American Airlines.

What's the cheapest day of the week to fly from Seattle to Portland?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Seattle to Portland. It’s 24% cheaper than the average day, while Sunday is the most expensive, with prices 18% higher.

What’s the cheapest month to fly from Seattle to Portland?

•January is the cheapest month to fly from Seattle to Portland at $320 round-trip.
•December ($707) and July ($689) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 120% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Seattle to Portland the cheapest?

Flights from Seattle to Portland are cheapest 13 weeks before departure. Booking in this window typically costs about 38% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Seattle to Portland flights

Low season

March

Cheapest flight

$188
Beat the crowds with an average 67% drop in travelers.
The most popular month to fly with an average 39% increase in travelers.
One-way flight from Seattle to Portland

When to book flights from Seattle to Portland

Are your dates flexible? Find out the best times to travel from Seattle to Portland based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to Portland flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Seattle to Portland?

    Two cabin classes are available on flights from Seattle to Portland:

    • Economy Class
    • First Class

  • How long is a flight from Seattle to Portland?

    A nonstop flight from Seattle to Portland takes 00m, covering 2,481 miles.

  • Do I need a passport to fly from Seattle to Portland?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Seattle to Portland flight?

    Round-trip flights from Seattle to Portland range from $377 to $633, with an average of $503 over the past 12 months. Anything below $377 counts as a good deal.

  • How expensive are last-minute Seattle to Portland flights?

    Last-minute fares on this route (booked within two weeks of departure) run 20% above the $503 route average. Book 13 weeks before departure for the lowest fares.

  • Have flight prices from Seattle to Portland changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $375 to $2,165. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Seattle to Portland looking right now?

    One-way fares from Seattle to Portland are currently lower than usual. Average one-way flight prices are about $206, which is 28% below the typical average for this route.

  • What car rental options are available at Portland Airport (PWM)?

    Portland Airport (PWM) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:

    • Dollar
    • Budget
    • Alamo
    • Hertz
    • Movly

  • Which airports can I use when flying from Seattle to Portland?

    Flights from Seattle to Portland usually depart from Seattle/Tacoma Intl (SEA) and arrive at Portland (PWM).

  • Which airports do connecting flights from Seattle to Portland pass through?

    One-stop flights from Seattle to Portland most commonly connect through:

    • Philadelphia (PHL) - 26% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 22% of one-stop connections
    • Detroit Metropolitan Wayne County (DTW) - 12% of one-stop connections
    • New York John F Kennedy Intl (JFK) - 10% of one-stop connections

  • Can I save money by using flexible dates for flights from Seattle to Portland?

    Yes. Flexible dates can save you up to 36% on flights from Seattle to Portland. Tuesday is the cheapest departure day at $384 round-trip on average, while Sunday is the most expensive at $595, a difference of $211.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Seattle to Portland?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 7h 58m, compared with 8h 18m via Chicago Midway (MDW) and 8h 22m via Chicago O'Hare Intl (ORD).

  • What is the time difference between Seattle and Portland?

    Portland is 3 hours ahead of Seattle (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Seattle to Portland flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average $384, about $211 less than Sunday fares (35% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 13 weeks before you fly. On this route, that window historically saves about 38% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Seattle to Portland trip for January. Fares historically average $320 round-trip in that month - typically $387 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Portland Airport.

    • Clarion Hotel Portland Airport Me
    • DoubleTree by Hilton Portland
    • La Quinta Inn & Suites by Wyndham Portland DT/Maine Med

More options for your flight from Seattle to Portland

Complete your trip to Portland with a hotel stay or car rental

Car rentals in Portland
Hotels in Portland
Vacations in Portland