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

The number of flights available between Seattle and Portland is 310 per week as of October 2026. The most frequent departure day is Tue, with 19% of weekly flights leaving 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

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

44 flights are operational daily from Seattle to Portland as of October 2026. The most popular departure time for this route is 18:00, with 48% of flights per day 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 are refreshed on a daily basis.

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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

R2 183 Cheap Flights from Seattle to Portland in 2026/27

Find the cheapest flights from Seattle to Portland

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

22:35 - 23:36SEA Seattle/Tacoma Intl-PDX Portland

1h 01mdirect

5:30 - 6:45PDX Portland-SEA Seattle/Tacoma Intl

1h 15mdirect

R3 588Delta

Thu, Nov 12 - Mon, Nov 16

19:35 - 20:44SEA Seattle/Tacoma Intl-PDX Portland

1h 09mdirect

19:35 - 20:50PDX Portland-SEA Seattle/Tacoma Intl

1h 15mdirect

R3 753Delta

Sat, Nov 14 - Sun, Nov 15

19:35 - 20:44SEA Seattle/Tacoma Intl-PDX Portland

1h 09mdirect

19:35 - 20:50PDX Portland-SEA Seattle/Tacoma Intl

1h 15mdirect

R3 770Delta

Sat, Nov 14 - Sun, Nov 15

13:39 - 16:48SEA Seattle/Tacoma Intl-PDX Portland

3h 09m1 stop Eugene

19:32 - 20:30PDX Portland-SEA Seattle/Tacoma Intl

0h 58mdirect

R3 820Alaska Airlines

Mon, Jan 11 - Mon, Jan 11

22:35 - 23:36SEA Seattle/Tacoma Intl-PDX Portland

1h 01mdirect

19:35 - 20:50PDX Portland-SEA Seattle/Tacoma Intl

1h 15mdirect

R3 919Delta

Thu, Nov 12 - Mon, Nov 16

22:35 - 23:36SEA Seattle/Tacoma Intl-PDX Portland

1h 01mdirect

5:30 - 6:45PDX Portland-SEA Seattle/Tacoma Intl

1h 15mdirect

R3 935Delta

Thu, Nov 12 - Mon, Nov 16

8:45 - 9:48SEA Seattle/Tacoma Intl-PDX Portland

1h 03mdirect

14:50 - 23:13PDX Portland-SEA Seattle/Tacoma Intl

8h 23m1 stop San Francisco

R3 968Alaska Airlines

Thu, Nov 12 - Mon, Nov 16

21:59 - 23:00SEA Seattle/Tacoma Intl-PDX Portland

1h 01mdirect

17:53 - 23:13PDX Portland-SEA Seattle/Tacoma Intl

5h 20m1 stop San Francisco

R3 985Alaska Airlines

Thu, Nov 12 - Mon, Nov 16

20:59 - 21:55SEA Seattle/Tacoma Intl-PDX Portland

0h 56mdirect

7:18 - 17:55PDX Portland-SEA Seattle/Tacoma Intl

10h 37m1 stop San Diego

R4 134Alaska Airlines

Thu, Nov 12 - Thu, Nov 19

20:48 - 9:43SEA Seattle/Tacoma Intl-PDX Portland

12h 55m1 stop San Diego

21:59 - 23:00PDX Portland-SEA Seattle/Tacoma Intl

1h 01mdirect

R4 299Alaska Airlines

Thu, Nov 12 - Sun, Nov 15

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Delta flights from Seattle to Portland

Our best Delta deals on Seattle to Portland flight tickets

Delta

Nov 12

SEA22:35Seattle/Tacoma Intl

1h 01m

PDX23:36Portland

Nov 16

PDX5:30Portland

1h 15m

SEA6:45Seattle/Tacoma Intl

R3 588

Delta

Nov 14

SEA19:35Seattle/Tacoma Intl

1h 09m

PDX20:44Portland

Nov 15

PDX19:35Portland

1h 15m

SEA20:50Seattle/Tacoma Intl

R3 753

Delta

Nov 14

SEA19:35Seattle/Tacoma Intl

1h 09m

PDX20:44Portland

Nov 15

PDX19:35Portland

1h 15m

SEA20:50Seattle/Tacoma Intl

R3 770

Alaska Airlines flights from Seattle to Portland

Our best Alaska Airlines deals on Seattle to Portland flight tickets

Alaska Airlines

Jan 11

SEA13:39Seattle/Tacoma Intl

3h 09m

1 stop

PDX16:48Portland

Jan 11

PDX19:32Portland

0h 58m

SEA20:30Seattle/Tacoma Intl

R3 820

Alaska Airlines

Nov 12

SEA8:45Seattle/Tacoma Intl

1h 03m

PDX9:48Portland

Nov 16

PDX14:50Portland

8h 23m

1 stop

SEA23:13Seattle/Tacoma Intl

R3 968

Alaska Airlines

Nov 12

SEA21:59Seattle/Tacoma Intl

1h 01m

PDX23:00Portland

Nov 16

PDX17:53Portland

5h 20m

1 stop

SEA23:13Seattle/Tacoma Intl

R3 985

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Thu 12/11

22:35-23:36

Nonstop1h 01m

Portland

Mon 16/11

5:30-6:45

Nonstop1h 15m

R3 588

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Sat 14/11

19:35-20:44

Nonstop1h 09m

Portland

Sun 15/11

19:35-20:50

Nonstop1h 15m

R3 753

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Sat 14/11

19:35-20:44

Nonstop1h 09m

Portland

Sun 15/11

19:35-20:50

Nonstop1h 15m

R3 770

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Mon 11/1

13:39-16:48

1 stop3h 09m

Portland

Mon 11/1

19:32-20:30

Nonstop0h 58m

R3 820

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Thu 12/11

22:35-23:36

Nonstop1h 01m

Portland

Mon 16/11

19:35-20:50

Nonstop1h 15m

R3 919

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Thu 12/11

22:35-23:36

Nonstop1h 01m

Portland

Mon 16/11

5:30-6:45

Nonstop1h 15m

R3 935

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Thu 12/11

8:45-9:48

Nonstop1h 03m

Portland

Mon 16/11

14:50-23:13

1 stop8h 23m

R3 968

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Thu 12/11

21:59-23:00

Nonstop1h 01m

Portland

Mon 16/11

17:53-23:13

1 stop5h 20m

R3 985

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Thu 12/11

20:59-21:55

Nonstop0h 56m

Portland

Thu 19/11

7:18-17:55

1 stop10h 37m

R4 134

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Thu 12/11

20:48-9:43

1 stop12h 55m

Portland

Sun 15/11

21:59-23:00

Nonstop1h 01m

R4 299

Flights are sorted by cheapest return 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 typical for flights on this route.

Typical prices usually range from R3 257 to R6 730.
The lowest price recently found on this route was R3 588.

What is the cheapest month to fly to Portland?

In general, January is the cheapest month to fly from Seattle to Portland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R1 637. If you are unable to visit Portland during the month of January, then departing from Seattle during the month December is also very affordable. Most momondo users find prices during this month for around R2 116.

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 is only 1 cabin class 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 October 2026, prices for Seattle to Portland flights are approximately 52% 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 return 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	R2 183
Direct flights	Every day
Airports in Portland	1 airport

The best one-way flight to Portland from Seattle in the past 72 hours is R2 183. The best return flight deal from Seattle to Portland found on momondo in the last 72 hours is R3 588.

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?
Seattle/Tacoma Intl and Portland are 233,6 km apart from one another.
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 are refreshed on a daily basis.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Portland?
Based on momondo bookings for flights between Seattle and Portland, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 19,80% of the total bookings. Other popular models include Boeing 737 MAX 8 with 9,56%, Pilatus PC-12 with 8,19%, and Airbus A321neo with 7,17%.

Beaverton

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Portland. momondo saves you time and could save you money on your trip.

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

Flights from Seattle to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Seattle and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Portland from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.