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

Alaska Airlines, Delta, and Frontier are the most popular carriers operating from Seattle/Tacoma Intl to Portland

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

542 flights are operational weekly from Seattle to Portland as of July 2025. The most popular departure day for this route is Thu, with 17% of flights per week taking off on this day.

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

As of July 2025, 77 flights take off from Seattle and land in Portland each day. The most common flight departure time for this route is 7:00PM, with 43% of daily flights taking off in the evening.

What airlines fly to Portland?

Alaska Airlines, Delta and Hawaiian Airlines 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 72% 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.

Is flying the fastest way to get from Seattle to Portland?

The quickest way is to book a flight from Seattle to Portland, which can be as quick as 0h 52m onboard Hawaiian Airlines. You can also get a train from Seattle to Portland, or a bus from Seattle to Portland which can take you longer to arrive at your destination.

Is flying the cheapest way to get from Seattle to Portland?

Planning to book a bus from Seattle to Portland can be a safe bet when looking for a low-cost deal to your destination. Currently, a flight and a train are priced higher than the cost of a bus. You can search prices for a flight from Seattle starting at $109 to Portland or a train from Seattle to Portland starting at $58 if that is your preferred method of transportation.

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 July 2025.

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.

$70 Cheap Flights from Seattle to Portland in 2025

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Find the cheapest flights from Seattle to Portland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

5:20 am - 6:17 amSEA-PDX

0h 57mnonstop

4:46 pm - 5:50 pmPDX-SEA

1h 04mnonstop

$109Alaska Airlines

Find Deal

Wed, Aug 20 - Wed, Aug 27

7:10 am - 8:15 amSEA-PDX

1h 05mnonstop

5:45 pm - 6:55 pmPDX-SEA

1h 10mnonstop

$117Delta

Find Deal

Wed, Aug 20 - Sat, Aug 30

5:25 am - 6:20 amSEA-PDX

0h 55mnonstop

1:25 pm - 2:25 pmPDX-SEA

1h 00mnonstop

$132Hawaiian Airlines

Find Deal

Sat, Aug 16 - Sun, Aug 17

10:55 pm - 11:52 pmSEA-PDX

0h 57mnonstop

7:15 am - 8:13 amPDX-SEA

0h 58mnonstop

$137Delta

Find Deal

Thu, Aug 21 - Sat, Aug 23

11:00 pm - 11:59 pmSEA-PDX

0h 59mnonstop

9:30 pm - 10:29 pmPDX-SEA

0h 59mnonstop

$140Hawaiian Airlines

Find Deal

Sun, Aug 24 - Sun, Aug 31

9:40 pm - 10:44 pmSEA-PDX

1h 04mnonstop

4:46 pm - 5:50 pmPDX-SEA

1h 04mnonstop

$149Hawaiian Airlines

Find Deal

Sun, Aug 24 - Sun, Aug 31

5:20 am - 6:17 amSEA-PDX

0h 57mnonstop

3:40 pm - 4:43 pmPDX-SEA

1h 03mnonstop

$155Alaska Airlines

Find Deal

Sun, Aug 24 - Sun, Aug 31

8:01 pm - 11:30 amSEA-PDX

15h 29m1 stop

6:35 am - 12:34 amPDX-SEA

17h 59m1 stop

$189Frontier

Find Deal

Fri, Aug 1 - Sun, Aug 3

6:41 am - 10:39 pmSEA-PDX

15h 58m1 stop

6:51 am - 11:01 pmPDX-SEA

16h 10m1 stop

$192Frontier

Find Deal

Wed, Aug 20 - Wed, Aug 27

7:10 am - 12:05 pmSEA-PDX

4h 55m1 stop

2:05 pm - 8:00 pmPDX-SEA

5h 55m1 stop

$213Southwest

Find Deal

Mon, Nov 3 - Sat, Nov 8

Hawaiian Airlines flights from Seattle to Portland

Our best Hawaiian Airlines deals on Seattle to Portland flight tickets

Hawaiian Airlines

Aug 16

SEA5:25 amSeattle/Tacoma Intl

0h 55m

PDX6:20 amPortland

Aug 17

PDX1:25 pmPortland

1h 00m

SEA2:25 pmSeattle/Tacoma Intl

$132

Find similar

Hawaiian Airlines

Aug 24

SEA11:00 pmSeattle/Tacoma Intl

0h 59m

PDX11:59 pmPortland

Aug 31

PDX9:30 pmPortland

0h 59m

SEA10:29 pmSeattle/Tacoma Intl

$140

Find similar

Hawaiian Airlines

Aug 24

SEA9:40 pmSeattle/Tacoma Intl

1h 04m

PDX10:44 pmPortland

Aug 31

PDX4:46 pmPortland

1h 04m

SEA5:50 pmSeattle/Tacoma Intl

$149

Find similar

Spirit Airlines flights from Seattle to Portland

Our best Spirit Airlines deals on Seattle to Portland flight tickets

Spirit Airlines

Jul 21

SEA5:30 pmSeattle/Tacoma Intl

15h 48m

1 stop

PDX9:18 amPortland

Jul 23

PDX10:23 amPortland

6h 02m

1 stop

SEA4:25 pmSeattle/Tacoma Intl

$309

Find similar

Spirit Airlines

Jul 21

SEA5:30 pmSeattle/Tacoma Intl

15h 48m

1 stop

PDX9:18 amPortland

Jul 24

PDX10:23 amPortland

6h 02m

1 stop

SEA4:25 pmSeattle/Tacoma Intl

$380

Find similar

Spirit Airlines

Jul 13

SEA5:30 pmSeattle/Tacoma Intl

15h 48m

1 stop

PDX9:18 amPortland

Jul 16

PDX10:23 amPortland

6h 02m

1 stop

SEA4:25 pmSeattle/Tacoma Intl

$500

Find similar

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 cheapest month to fly to Portland?

The cheapest month to fly to Portland from Seattle is in October. Flight prices, which tend to average around $127, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in October, then you should wait until January 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 $331. 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 $532.

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

The cheapest time of day to fly to Portland is at noon when flights can be purchased for as low as $267. In the evening is when there is more demand to fly to Portland, so prices are often more expensive at around $438 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

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $182 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Seattle for as low as $88 on momondo.

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 July 2025, prices for Seattle to Portland flights are approximately 0% 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	$70
Fastest flight time	0h 52m
Direct flights	Every day
Airports in Portland	1 airport

The best one-way flight to Portland from Seattle in the past 72 hours is $70. The best round-trip flight deal from Seattle to Portland found on momondo in the last 72 hours is $109.

The fastest flight from Seattle to Portland takes 0h 52m

Direct flights go from Seattle to Portland every day.

There is 1 airport near Portland: Portland (PDX)

Search flight deals

Is flying the fastest way to get from Seattle to Portland?
The quickest way is to book a flight from Seattle to Portland, which can be as quick as 0h 52m onboard Hawaiian Airlines. You can also get a train from Seattle to Portland, or a bus from Seattle to Portland which can take you longer to arrive at your destination.
Is flying the cheapest way to get from Seattle to Portland?
Planning to book a bus from Seattle to Portland can be a safe bet when looking for a low-cost deal to your destination. Currently, a flight and a train are priced higher than the cost of a bus. You can search prices for a flight from Seattle starting at $109 to Portland or a train from Seattle to Portland starting at $58 if that is your preferred method of transportation.
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 52m.
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 July 2025.
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 Boeing 737-900 Passenger/BBJ3 (winglets), representing 18.80% of all bookings. The subsequent popular models are Embraer 175 at 15.32%, Boeing 737 MAX 9 at 12.45%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 7.22%.
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 72% of the total bookings. Other popular airlines include Delta with 22% and Hawaiian Airlines with 5%.

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
Alaska Airlines	PriceFrom $111	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Delta	PriceFrom $117	Free Cancellation	Rating 8.0 7,952 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $137	Free Cancellation	Rating 7.8 2,561 reviews	Search Hawaiian Airlines flights

Alaska Airlines Flights From Seattle to Portland
The lowest priced Alaska Airlines flight from Seattle to Portland from the last 72 hours was $111. Generally, Alaska Airlines has 74 flights on this route every week with an average price of $180. Alaska Airlines is rated 8.0/10 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 $117, round-trip. It should be noted that an average Delta flight deal for this route in this time was higher, at $175 round-trip. Delta operates 30 flights out of Seattle into Portland in an average week, so prices vary by time and availability. 7,952 Delta reviews by users on momondo have scored the airline at 8.0/10.

Lincoln City

Seaside

Cannon Beach

Salem

Vancouver

Astoria

Long Beach

Depoe Bay

Rockaway Beach

Beaverton

Hood River

Gresham

Hillsboro

Tigard

McMinnville

Longview

Pacific City

Manzanita

The Dalles

Clackamas

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.

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Cheap flights from Seattle to Portland from $70

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 8/26. 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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Filter for what you want

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Find the cheapest flights from Seattle to Portland

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Hawaiian Airlines flights from Seattle to Portland

Our best Hawaiian Airlines deals on Seattle to Portland flight tickets

Spirit Airlines flights from Seattle to Portland

Our best Spirit Airlines deals on Seattle to Portland flight tickets

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 cheapest month to fly to Portland?

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 $331. 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 $532.

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

The cheapest time of day to fly to Portland is at noon when flights can be purchased for as low as $267. In the evening is when there is more demand to fly to Portland, so prices are often more expensive at around $438 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

How far in advance should I book a flight to Portland?

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 July 2025, prices for Seattle to Portland flights are approximately 0% more expensive when compared to flights at the same time last year.

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

Alaska Airlines, Delta, and Frontier are the most popular carriers operating from Seattle/Tacoma Intl to Portland

What airlines fly to Portland?

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

As of July 2025, 77 flights take off from Seattle and land in Portland each day. The most common flight departure time for this route is 7:00PM, with 43% of daily flights taking off in the evening.

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

542 flights are operational weekly from Seattle to Portland as of July 2025. The most popular departure day for this route is Thu, with 17% of flights per week taking off on this day.

When to book flights from Seattle to Portland

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

Fastest flight time

Direct flights

Airports in Portland

Is flying the fastest way to get from Seattle to Portland?

Is flying the cheapest way to get from Seattle to Portland?

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

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

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?

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

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

Alaska Airlines Flights From Seattle to Portland

Delta Flights From Seattle to Portland

Traveling to a place near Portland?

Why use momondo?

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

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

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

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

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