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Cheap flights from Seattle to Portland from $88

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Portland departing on 5/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Seattle to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
10:55 pm - 11:55 pm
SEA
-
PDX
1h 00mnonstop
Delta Logo
5:30 am - 6:35 am
PDX
-
SEA
1h 05mnonstop
$177Delta
Wed, May 13 - Wed, May 20
Delta Logo
1:45 pm - 2:53 pm
SEA
-
PDX
1h 08mnonstop
Delta Logo
10:42 am - 11:54 am
PDX
-
SEA
1h 12mnonstop
$187Delta
Sat, May 2 - Sun, May 3
Alaska Airlines Logo
3:50 pm - 4:50 pm
SEA
-
PDX
1h 00mnonstop
Alaska Airlines Logo
5:00 am - 6:02 am
PDX
-
SEA
1h 02mnonstop
$193Alaska Airlines
Wed, May 27 - Wed, Jun 3
Alaska Airlines Logo
3:50 pm - 4:50 pm
SEA
-
PDX
1h 00mnonstop
Alaska Airlines Logo
5:46 pm - 6:54 pm
PDX
-
SEA
1h 08mnonstop
$196Alaska Airlines
Sun, May 24 - Sun, May 31
Delta Logo
5:48 pm - 6:52 pm
SEA
-
PDX
1h 04mnonstop
Delta Logo
7:32 pm - 8:50 pm
PDX
-
SEA
1h 18mnonstop
$197Delta
Sat, May 2 - Wed, May 6
Frontier Logo
7:12 pm - 11:03 am
SEA
-
PDX
15h 51m
1 stop
Frontier Logo
5:31 pm - 6:35 pm
PDX
-
SEA
25h 04m
1 stop
$199Frontier
Sun, May 3 - Thu, May 7
Alaska Airlines Logo
9:51 pm - 10:53 pm
SEA
-
PDX
1h 02mnonstop
Alaska Airlines Logo
11:02 am - 2:34 pm
PDX
-
SEA
3h 32m
1 stop
$207Alaska Airlines
Tue, May 5 - Wed, May 6
Alaska Airlines Logo
11:36 am - 12:52 pm
SEA
-
PDX
1h 16mnonstop
Alaska Airlines Logo
1:52 pm - 2:55 pm
PDX
-
SEA
1h 03mnonstop
$212Alaska Airlines
Sat, May 2 - Sat, May 2
Alaska Airlines Logo
7:05 am - 8:02 am
SEA
-
PDX
0h 57mnonstop
Alaska Airlines Logo
2:35 pm - 5:23 pm
PDX
-
SEA
2h 48m
1 stop
$215Alaska Airlines
Wed, May 13 - Wed, May 20
Delta Logo
7:30 am - 8:37 am
SEA
-
PDX
1h 07mnonstop
Delta Logo
8:11 pm - 9:40 pm
PDX
-
SEA
1h 29mnonstop
$217Delta
Wed, May 27 - Wed, May 27

Alaska Airlines flights from Seattle to Portland

Our best Alaska Airlines deals on Seattle to Portland flight tickets
Alaska Airlines
May 13
SEA7:05 amSeattle/Tacoma Intl
0h 57m
PDX8:02 amPortland
May 20
PDX5:00 amPortland
1h 02m
SEA6:02 amSeattle/Tacoma Intl
$35
Alaska Airlines
May 23
SEA8:30 pmSeattle/Tacoma Intl
0h 58m
PDX9:28 pmPortland
May 30
PDX5:00 amPortland
1h 02m
SEA6:02 amSeattle/Tacoma Intl
$175
Alaska Airlines
May 27
SEA3:50 pmSeattle/Tacoma Intl
1h 00m
PDX4:50 pmPortland
Jun 3
PDX5:00 amPortland
1h 02m
SEA6:02 amSeattle/Tacoma Intl
$193

United Airlines flights from Seattle to Portland

Our best United Airlines deals on Seattle to Portland flight tickets
United Airlines
Apr 21
SEA11:35 amSeattle/Tacoma Intl
4h 58m
1 stop
PDX4:33 pmPortland
Apr 28
PDX5:00 amPortland
13h 00m
1 stop
SEA6:00 pmSeattle/Tacoma Intl
$936
United Airlines
Apr 23
SEA12:54 pmSeattle/Tacoma Intl
10h 00m
1 stop
PDX10:54 pmPortland
Apr 26
PDX5:00 amPortland
13h 00m
1 stop
SEA6:00 pmSeattle/Tacoma Intl
$953
United Airlines
Apr 21
SEA11:35 amSeattle/Tacoma Intl
4h 58m
1 stop
PDX4:33 pmPortland
Apr 28
PDX8:40 amPortland
12h 26m
1 stop
SEA9:06 pmSeattle/Tacoma Intl
$956

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 13, 2026.
Use the filters below to find and compare flights from Seattle to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Wed 5/13

10:55 pm-11:55 pm

Nonstop1h 00m

Portland

Wed 5/20

5:30 am-6:35 am

Nonstop1h 05m

$177

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Sat 5/2

1:45 pm-2:53 pm

Nonstop1h 08m

Portland

Sun 5/3

10:42 am-11:54 am

Nonstop1h 12m

$187
Quickest round-trip

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Wed 5/27

3:50 pm-4:50 pm

Nonstop1h 00m

Portland

Wed 6/3

5:00 am-6:02 am

Nonstop1h 02m

$193

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Sun 5/24

3:50 pm-4:50 pm

Nonstop1h 00m

Portland

Sun 5/31

5:46 pm-6:54 pm

Nonstop1h 08m

$196

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Sat 5/2

5:48 pm-6:52 pm

Nonstop1h 04m

Portland

Wed 5/6

7:32 pm-8:50 pm

Nonstop1h 18m

$197

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Sun 5/3

7:12 pm-11:03 am

1 stop15h 51m

Portland

Thu 5/7

5:31 pm-6:35 pm

1 stop25h 04m

$199

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Tue 5/5

9:51 pm-10:53 pm

Nonstop1h 02m

Portland

Wed 5/6

11:02 am-2:34 pm

1 stop3h 32m

$207

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Sat 5/2

11:36 am-12:52 pm

Nonstop1h 16m

Portland

Sat 5/2

1:52 pm-2:55 pm

Nonstop1h 03m

$212

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Wed 5/13

7:05 am-8:02 am

Nonstop0h 57m

Portland

Wed 5/20

2:35 pm-5:23 pm

1 stop2h 48m

$215

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Wed 5/27

7:30 am-8:37 am

Nonstop1h 07m

Portland

Wed 5/27

8:11 pm-9:40 pm

Nonstop1h 29m

$217

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from Seattle to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Seattle and Portland?

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Seattle is in January. Flight prices, which tend to average around $99, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in January, then you should wait until August to fly from Seattle, when ticket prices are also cheap, with an average price of $137.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Tuesday when prices can be found for as low as $339. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $439.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the morning when flights can be purchased for as low as $362. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $477 per ticket.

What is the cheapest Seattle/Tacoma Intl to Portland flight route?

Fly from Seattle/Tacoma Intl to Portland for the best Seattle/Tacoma Intl - Portland flight prices

What cabin class options are available on Seattle/Tacoma Intl to Portland flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Portland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Portland flight prices changed over time?

As of April 2026, prices for Seattle to Portland flights are approximately 40% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Portland according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Portland (SEA to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Portland

Best Price Found

$228

Fastest flight time

0h 50m

Direct flights

Every day

Airports in Portland

1 airport
The best one-way flight to Portland from Seattle in the past 72 hours is $228. The best round-trip flight deal from Seattle to Portland found on momondo in the last 72 hours is $267.
The fastest flight from Seattle to Portland takes 0h 50m
Direct flights go from Seattle to Portland every day.
There is 1 airport in Portland. From Seattle there are direct flights to Portland (PDX).
Search flight deals

Frequently asked questions about flying from Seattle to Portland

  • How far is Seattle/Tacoma Intl to Portland by plane?

    The distance between Seattle/Tacoma Intl and Portland is about 145.2 mi. A reasonable flight in good conditions will take 0h 50m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Portland Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Portland Airport were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Portland Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Portland?

  • What is the most popular airline from Seattle to Portland?

Best airlines flying from Seattle to Portland

Compare and see reviews for airlines that fly from Seattle to Portland with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $68Free CancellationRating
7.8
2,838 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $79Free CancellationRating
7.9
8,408 reviews
Search Delta flights
Alaska AirlinesPriceFrom $98Free CancellationRating
7.9
12,226 reviews
Search Alaska Airlines flights
Air ExcursionsPriceFrom $295Free CancellationRating
0.0
Search Air Excursions flights

  • Delta Flights From Seattle to Portland

    The lowest priced Delta flight from Seattle to Portland from the last 72 hours was $79. Generally, Delta has 28 flights on this route every week with an average price of $169. Delta is rated 7.9/10 by our users.

  • Alaska Airlines Flights From Seattle to Portland

    The best Alaska Airlines deal for Seattle to Portland flight tickets found on momondo in the last 72 hours was $98, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $215 round-trip. Alaska Airlines operates 55 flights out of Seattle into Portland in an average week, so prices vary by time and availability. 12,226 Alaska Airlines reviews by users on momondo have scored the airline at 7.9/10.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Beaverton
Depoe Bay
Hillsboro
Tigard
Longview
Hood River
Newberg
Troutdale
McMinnville
Manzanita
The Dalles
Pacific City

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Portland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Portland for you.

Can I find flights from Seattle to Portland with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Portland from Seattle with this policy.

How can momondo help me find flights from Seattle to Portland?

Once you have performed a search for Seattle to Portland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seattle to Portland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Portland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Portland trip

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