How many flights depart from Seattle to Portland on average per week?

337 flights are operational weekly from Seattle to Portland as of August 2026. The most popular departure day for this route is Sat, with 18% of flights per week taking off on this day.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Portland?

Alaska Airlines is the most popular carrier operating from Seattle/Tacoma Intl to Portland

What airlines fly to Portland?

Alaska Airlines, Delta and Air Excursions are the top three most popular airlines that fly to Portland from Seattle according to our data. Alaska Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 3 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

How many flights depart from Seattle to Portland on average per day?

As of August 2026, 48 flights take off from Seattle and land in Portland each day. The most common flight departure time for this route is 1:00PM, with 47% of daily flights taking off in the evening.

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?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Portland Airport is 3 as of August 2026.

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.

$111 Cheap Flights from Seattle to Portland in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Portland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:13 pm - 1:24 pmSEA Seattle/Tacoma Intl-PDX Portland

1h 11mnonstop

8:09 am - 9:10 amPDX Portland-SEA Seattle/Tacoma Intl

1h 01mnonstop

$172Alaska Airlines

Tue, Oct 13 - Tue, Oct 20

9:59 pm - 11:02 pmSEA Seattle/Tacoma Intl-PDX Portland

1h 03mnonstop

5:06 am - 6:00 amPDX Portland-SEA Seattle/Tacoma Intl

0h 54mnonstop

$182Alaska Airlines

Sat, Oct 10 - Sat, Oct 17

10:05 am - 11:10 amSEA Seattle/Tacoma Intl-PDX Portland

1h 05mnonstop

5:43 pm - 6:48 pmPDX Portland-SEA Seattle/Tacoma Intl

1h 05mnonstop

$191Alaska Airlines

Sat, Nov 7 - Sat, Nov 14

12:13 pm - 1:24 pmSEA Seattle/Tacoma Intl-PDX Portland

1h 11mnonstop

8:09 am - 9:10 amPDX Portland-SEA Seattle/Tacoma Intl

1h 01mnonstop

$191Alaska Airlines

Sat, Oct 10 - Sat, Oct 17

10:55 pm - 11:59 pmSEA Seattle/Tacoma Intl-PDX Portland

1h 04mnonstop

7:10 am - 8:29 amPDX Portland-SEA Seattle/Tacoma Intl

1h 19mnonstop

$197Delta

Wed, Oct 7 - Sat, Oct 10

9:36 am - 10:45 amSEA Seattle/Tacoma Intl-PDX Portland

1h 09mnonstop

9:31 am - 10:40 amPDX Portland-SEA Seattle/Tacoma Intl

1h 09mnonstop

$197Delta

Sat, Oct 10 - Sat, Oct 17

10:35 pm - 11:32 pmSEA Seattle/Tacoma Intl-PDX Portland

0h 57mnonstop

6:40 am - 7:48 amPDX Portland-SEA Seattle/Tacoma Intl

1h 08mnonstop

$197Delta

Tue, Jan 5 - Tue, Jan 12

11:54 am - 10:11 amSEA Seattle/Tacoma Intl-PDX Portland

22h 17m2 stops San Francisco Los Angeles

5:30 am - 4:04 pmPDX Portland-SEA Seattle/Tacoma Intl

10h 34m1 stop San Francisco

$261Multiple Airlines

Sat, Oct 10 - Sat, Oct 17

1:55 pm - 10:11 amSEA Seattle/Tacoma Intl-PDX Portland

20h 16m2 stops San Francisco Los Angeles

10:48 am - 9:25 pmPDX Portland-SEA Seattle/Tacoma Intl

10h 37m1 stop San Francisco

$281Multiple Airlines

Sat, Oct 10 - Sat, Oct 17

11:54 am - 10:11 amSEA Seattle/Tacoma Intl-PDX Portland

22h 17m2 stops San Francisco Los Angeles

1:13 pm - 8:58 amPDX Portland-SEA Seattle/Tacoma Intl

19h 45m2 stops San Francisco Las Vegas Harry Reid Intl

$293Multiple Airlines

Sat, Oct 10 - Sat, Oct 17

Cheap last minute flights

Enter your travel dates to find the best prices.

6:35 pm - 7:44 pmSEA Seattle/Tacoma Intl-PDX Portland

1h 09mnonstop

8:24 pm - 9:38 pmPDX Portland-SEA Seattle/Tacoma Intl

1h 14mnonstop

$488Delta

Sun, Aug 30 - Thu, Sep 3

7:25 am - 8:36 amSEA Seattle/Tacoma Intl-PDX Portland

1h 11mnonstop

11:22 am - 12:40 pmPDX Portland-SEA Seattle/Tacoma Intl

1h 18mnonstop

$488Delta

Sun, Aug 30 - Wed, Sep 2

7:08 am - 8:11 amSEA Seattle/Tacoma Intl-PDX Portland

1h 03mnonstop

11:55 am - 2:28 pmPDX Portland-SEA Seattle/Tacoma Intl

2h 33m1 stop Eugene

$501Alaska Airlines

Tue, Sep 1 - Tue, Sep 1

3:50 pm - 4:49 pmSEA Seattle/Tacoma Intl-PDX Portland

0h 59mnonstop

7:40 pm - 8:35 pmPDX Portland-SEA Seattle/Tacoma Intl

0h 55mnonstop

$562Alaska Airlines

Tue, Sep 1 - Tue, Sep 1

7:51 pm - 8:47 pmSEA Seattle/Tacoma Intl-PDX Portland

0h 56mnonstop

7:09 am - 8:24 amPDX Portland-SEA Seattle/Tacoma Intl

1h 15mnonstop

$602Alaska Airlines

Sun, Aug 30 - Thu, Sep 3

10:40 am - 11:45 amSEA Seattle/Tacoma Intl-PDX Portland

1h 05mnonstop

5:54 pm - 7:05 pmPDX Portland-SEA Seattle/Tacoma Intl

1h 11mnonstop

$602Delta

Mon, Aug 31 - Thu, Sep 3

9:35 am - 10:42 amSEA Seattle/Tacoma Intl-PDX Portland

1h 07mnonstop

7:05 am - 8:17 amPDX Portland-SEA Seattle/Tacoma Intl

1h 12mnonstop

$637Delta

Mon, Aug 31 - Thu, Sep 3

5:55 am - 9:55 amSEA Seattle/Tacoma Intl-PDX Portland

4h 00m1 stop Sacramento Intl

11:25 am - 8:15 pmPDX Portland-SEA Seattle/Tacoma Intl

8h 50m1 stop Oakland

$708Southwest

Tue, Sep 1 - Tue, Sep 1

6:55 am - 1:40 pmSEA Seattle/Tacoma Intl-PDX Portland

6h 45m1 stop Sacramento Intl

11:25 am - 8:15 pmPDX Portland-SEA Seattle/Tacoma Intl

8h 50m1 stop Oakland

$720Southwest

Sun, Aug 30 - Wed, Sep 2

3:40 pm - 10:55 pmSEA Seattle/Tacoma Intl-PDX Portland

7h 15m1 stop San Jose

9:20 am - 1:25 pmPDX Portland-SEA Seattle/Tacoma Intl

4h 05m1 stop Sacramento Intl

$777Southwest

Sun, Aug 30 - Thu, Sep 3

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Alaska Airlines flights from Seattle to Portland

Our best Alaska Airlines deals on Seattle to Portland flight tickets

Alaska Airlines

Oct 13

SEA12:13 pmSeattle/Tacoma Intl

1h 11m

PDX1:24 pmPortland

Oct 20

PDX8:09 amPortland

1h 01m

SEA9:10 amSeattle/Tacoma Intl

$172

Alaska Airlines

Oct 10

SEA9:59 pmSeattle/Tacoma Intl

1h 03m

PDX11:02 pmPortland

Oct 17

PDX5:06 amPortland

0h 54m

SEA6:00 amSeattle/Tacoma Intl

$182

Alaska Airlines

Oct 10

SEA12:13 pmSeattle/Tacoma Intl

1h 11m

PDX1:24 pmPortland

Oct 17

PDX8:09 amPortland

1h 01m

SEA9:10 amSeattle/Tacoma Intl

$191

Delta flights from Seattle to Portland

Our best Delta deals on Seattle to Portland flight tickets

Delta

Sep 26

SEA9:30 amSeattle/Tacoma Intl

1h 10m

PDX10:40 amPortland

Sep 29

PDX8:44 pmPortland

1h 21m

SEA10:05 pmSeattle/Tacoma Intl

$197

Delta

Sep 26

SEA10:35 amSeattle/Tacoma Intl

1h 11m

PDX11:46 amPortland

Sep 27

PDX5:49 pmPortland

1h 15m

SEA7:04 pmSeattle/Tacoma Intl

$207

Delta

Oct 2

SEA10:35 amSeattle/Tacoma Intl

1h 11m

PDX11:46 amPortland

Oct 4

PDX8:44 pmPortland

1h 21m

SEA10:05 pmSeattle/Tacoma Intl

$217

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Tue 10/13

12:13 pm-1:24 pm

Nonstop1h 11m

Portland

Tue 10/20

8:09 am-9:10 am

Nonstop1h 01m

$172

Quickest round-trip

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Sat 10/10

9:59 pm-11:02 pm

Nonstop1h 03m

Portland

Sat 10/17

5:06 am-6:00 am

Nonstop0h 54m

$182

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Sat 11/7

10:05 am-11:10 am

Nonstop1h 05m

Portland

Sat 11/14

5:43 pm-6:48 pm

Nonstop1h 05m

$191

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Sat 10/10

12:13 pm-1:24 pm

Nonstop1h 11m

Portland

Sat 10/17

8:09 am-9:10 am

Nonstop1h 01m

$191

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Wed 10/7

10:55 pm-11:59 pm

Nonstop1h 04m

Portland

Sat 10/10

7:10 am-8:29 am

Nonstop1h 19m

$197

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Sat 10/10

9:36 am-10:45 am

Nonstop1h 09m

Portland

Sat 10/17

9:31 am-10:40 am

Nonstop1h 09m

$197

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Tue 1/5

10:35 pm-11:32 pm

Nonstop0h 57m

Portland

Tue 1/12

6:40 am-7:48 am

Nonstop1h 08m

$197

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Sat 10/10

11:54 am-10:11 am

2 stops22h 17m

Portland

Sat 10/17

5:30 am-4:04 pm

1 stop10h 34m

$261

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Sat 10/10

1:55 pm-10:11 am

2 stops20h 16m

Portland

Sat 10/17

10:48 am-9:25 pm

1 stop10h 37m

$281

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Sat 10/10

11:54 am-10:11 am

2 stops22h 17m

Portland

Sat 10/17

1:13 pm-8:58 am

2 stops19h 45m

$293

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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

Prices are currently low for flights on this route.

Typical prices usually range from $197 to $407.
The lowest price recently found on this route was $172.

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 December to fly from Seattle, when ticket prices are also cheap, with an average price of $128.

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 Wednesday when prices can be found for as low as $352. 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 Monday, with ticket prices averaging around $465.

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 $391. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $462 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 to Portland flights?

There are 4 cabin classes available to choose from on Seattle 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 August 2026, prices for Seattle to Portland flights are approximately 38% 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	$111
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 $111. The best round-trip flight deal from Seattle to Portland found on momondo in the last 72 hours is $172.

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?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Portland Airport is 3 as of August 2026.
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?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Portland is Embraer 175, representing 13.04% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 12.80%, Boeing 737 MAX 9 at 12.32%, and Boeing 737 MAX 8 at 7.49%.
What is the most popular airline from Seattle to Portland?
Based on momondo bookings for flights between Seattle and Portland, the leading airline is Alaska Airlines, making up 50% of the total bookings. Other popular airlines include Delta with 41% and Air Excursions with 10%.

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
Delta	PriceFrom $79	Free Cancellation	Rating 7.8 8,541 reviews	Search Delta flights
Alaska Airlines	PriceFrom $98	Free Cancellation	Rating 7.9 12,862 reviews	Search Alaska Airlines flights
Air Excursions	PriceFrom $249	Free Cancellation	Rating 0.0	Search Air Excursions flights

Alaska Airlines Flights From Seattle to Portland
The lowest priced Alaska Airlines flight from Seattle to Portland from the last 72 hours was $98. Generally, Alaska Airlines has 46 flights on this route every week with an average price of $249. Alaska Airlines is rated 7.9/10 by our users.
Delta Flights From Seattle to Portland
The best Delta deal for Seattle to Portland flight tickets found on momondo in the last 72 hours was $79, round-trip. It should be noted that an average Delta flight deal for this route in this time was higher, at $201 round-trip. Delta operates 31 flights out of Seattle into Portland in an average week, so prices vary by time and availability. 8,538 Delta reviews by users on momondo have scored the airline at 7.8/10.

Lincoln City

Seaside

Vancouver

Cannon Beach

Salem

Astoria

Beaverton

Long Beach

Rockaway Beach

Hillsboro

Tigard

Longview

Hood River

Depoe Bay

Newberg

Clackamas

Troutdale

Gresham

Wilsonville

McMinnville

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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Cheap flights from Seattle to Portland from $111

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 10/7. 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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Alaska Airlines flights from Seattle to Portland

Our best Alaska Airlines deals on Seattle to Portland flight tickets

Delta flights from Seattle to Portland

Our best Delta deals on Seattle to Portland flight tickets

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How to get the cheapest flight ticket from Seattle to Portland

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

What is the cheapest month to fly to Portland?

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

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

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

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

How have Seattle to Portland flight prices changed over time?

What is the cheapest airline that flies from Seattle/Tacoma Intl to Portland?

What airlines fly to Portland?

How many flights depart from Seattle to Portland on average per day?

How many flights depart from Seattle to Portland on average per week?

When to book flights from Seattle to Portland

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

Best Price Found

Fastest flight time

Direct flights

Airports in Portland

Frequently asked questions about flying 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

Traveling to a place near Portland?

Why use momondo?

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Oregon

Fly your favorite airline to Portland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portland

List of cabin classes available on flights landing in Portland. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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