HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$58+ Cheap flights from Seattle to Portland (SEA - PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PDX
Nov 20 — Nov 271
Thu 11/20
Thu 11/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Portland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Portland are usually found in January or August, booked 37 days in advance, depart on a Tuesday or Friday and return on a Thursday

Find flight deals from Seattle to Portland

Cheapest flights from Seattle to Portland
Explore the most affordable flight options available from Seattle to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2025.

This Trip.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/115:20 amSEA - PDX
Nonstop0h 57mHawaiian Airlines
Tue 11/188:45 pmPDX - SEA
Nonstop1h 02mHawaiian Airlines
Deal found 10/21$70
This Trip.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:00 pmSEA - PDX
Nonstop1h 02mHawaiian Airlines
Fri 12/1210:40 amPDX - SEA
Nonstop1h 09mHawaiian Airlines
Deal found 10/20$71
This Trip.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/135:20 amSEA - PDX
Nonstop0h 57mHawaiian Airlines
Sun 11/166:00 amPDX - SEA
Nonstop1h 07mHawaiian Airlines
Deal found 10/20$72
This Trip.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:36 amSEA - PDX
Nonstop1h 06mHawaiian Airlines
Thu 12/115:49 pmPDX - SEA
Nonstop1h 06mHawaiian Airlines
Deal found 10/19$74
This Cheapflightsfares deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:45 pmSEA - PDX
Nonstop1h 05mAlaska Airlines
Sun 12/74:38 pmPDX - SEA
Nonstop0h 57mAlaska Airlines
Deal found 10/20$78
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/119:43 amSEA - PDX
Nonstop1h 12mDelta
Tue 11/185:30 amPDX - SEA
Nonstop1h 09mDelta
Deal found 10/21$79
This Alaska Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/184:45 pmSEA - PDX
Nonstop1h 02mAlaska Airlines
Tue 11/255:20 amPDX - SEA
Nonstop1h 04mAlaska Airlines
Deal found 10/20$98
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2111:15 pmSEA - PDX
Nonstop0h 59mDelta
Sun 11/235:30 amPDX - SEA
Nonstop1h 09mDelta
Deal found 10/20$99
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/169:43 amSEA - PDX
Nonstop1h 12mDelta
Sun 11/165:26 pmPDX - SEA
Nonstop1h 15mDelta
Deal found 10/20$119
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2210:55 pmSEA - PDX
Nonstop1h 00mDelta
Tue 12/305:15 pmPDX - SEA
Nonstop1h 11mDelta
Deal found 10/19$127
This Alaska Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/135:20 amSEA - PDX
Nonstop0h 57mAlaska Airlines
Sun 11/165:30 pmPDX - SEA
Nonstop1h 18mAlaska Airlines
Deal found 10/20$128

Cheap flight deals from Seattle to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$70
(Trip.com)

One-way from

$58
(Trip.com)

Popular in

June

Cheapest in

January

Average price

$204

Good round-trip deal

$226 or less

Good one-way deal

$158 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Portland flights.
Search Deals
From Seattle/Tacoma Intl to Portland
Search Deals
One-way flight from Seattle/Tacoma Intl to Portland
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Portland.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Portland.
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated October 21, 2025.
Use the filters below to find and compare flights from Seattle to Portland that are best for you.

Fly from

Seattle

Fly to

Portland

Route

Depart

Return

Price

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Fri 12/5

6:00 pm-7:02 pm

Nonstop1h 02m

Portland

Fri 12/12

4:38 pm-5:35 pm

Nonstop0h 57m

$72

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Fri 11/14

11:15 pm-12:14 am

Nonstop0h 59m

Portland

Sun 11/16

5:26 pm-6:41 pm

Nonstop1h 15m

$79

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Tue 11/11

9:43 am-10:55 am

Nonstop1h 12m

Portland

Tue 11/18

5:26 pm-6:41 pm

Nonstop1h 15m

$79

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Sat 11/22

7:15 am-8:31 am

Nonstop1h 16m

Portland

Mon 11/24

5:26 pm-6:41 pm

Nonstop1h 15m

$79

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Fri 12/5

2:25 pm-3:33 pm

Nonstop1h 08m

Portland

Sun 12/7

11:35 am-12:47 pm

Nonstop1h 12m

$79

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Wed 12/3

2:25 pm-3:33 pm

Nonstop1h 08m

Portland

Sat 12/6

5:15 pm-6:26 pm

Nonstop1h 11m

$79

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Wed 12/3

9:35 pm-10:40 pm

Nonstop1h 05m

Portland

Wed 12/10

5:15 pm-6:26 pm

Nonstop1h 11m

$79

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Sat 11/15

9:43 am-10:55 am

Nonstop1h 12m

Portland

Sun 11/16

5:26 pm-6:41 pm

Nonstop1h 15m

$79

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Thu 12/4

9:45 am-10:55 am

Nonstop1h 10m

Portland

Thu 12/11

5:30 am-6:39 am

Nonstop1h 09m

$79

SeattlePortland

SEA - PDX

SEAPDX

Seattle/Tacoma Intl

Mon 11/24

7:15 am-8:31 am

Nonstop1h 16m

Portland

Fri 11/28

7:59 pm-9:04 pm

Nonstop1h 05m

$79

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 19 results
1
2

Compare providers for flights from Seattle to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Portland in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Portland flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Portland

How far ahead should I book a flight from Seattle to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Portland. Price data was last updated on October 17, 2025.

The price you pay for your flight from Seattle to Portland may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Portland?

Currently, January is the cheapest month in which you can book a flight from Seattle to Portland (average of $68). Flying from Seattle to Portland in July is currently the most expensive (average of $170). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to PDX?

Find hourly flight availability from Seattle to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 21, 2025.

It’s typically best to fly out from Seattle to Portland at noon. Doing so could potentially save you 37% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Seattle to Portland?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Portland. Price data was last updated on October 19, 2025.

Travelers seeking maximum savings on their Seattle to Portland flight should consider departing on Wednesday at noon when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Seattle to Portland flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Portland trip
Airports
SEA

Use SEA Spot Saver for free security screening appointments. Book online a few days before your flight to reduce wait times.

Read more about SEAby Brandon Schultz
PDX

Take the MAX red line from PDX to downtown Portland. It's a 40-minute, travel-friendly ride with no steps for easy luggage handling.

Read more about PDXby Brandon Schultz
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on PDX and SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated October 21, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Seattle to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,137 reviews

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Alaska Airlines
8.0
Very good
11,137 reviews
Alaska Airlines
8.0
Very good
11,137 reviews

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Delta
7.9
Good
7,978 reviews
Alaska Airlines
8.0
Very good
11,137 reviews

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Hawaiian Airlines
7.8
Good
2,787 reviews
Alaska Airlines
8.0
Very good
11,137 reviews

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Seattle to Portland?

    If you book a flight from Seattle to Portland, you will be flying from Seattle/Tacoma Intl to Portland. Flights to Portland (PDX) from Seattle/Tacoma Intl (SEA) take 0h 50m for a nonstop flight. There are 52 flights from Seattle/Tacoma Intl to Portland per day from 3 airlines.

  • How popular is this Seattle to Portland flight route?

    This flight path from Seattle/Tacoma Intl to Portland was viewed by 36 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Seattle to Portland?

    There are many flights that can get you from Seattle to Portland in 59m. Fly via Hawaiian Airlines or Delta to get the fastest option. There are 129 mi between Seattle and Portland. All flights are typically nonstop.

  • What are the cheapest airlines flying from Seattle to Portland round-trip?

    Cheapflights users have booked flights from Seattle to Portland round-trip from $79. Other airlines that can offer you cheap pricing are Hawaiian Airlines, from $98, and Alaska Airlines, from $99. Delta is 58% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Seattle to Portland?

    Consider Sun Country Air (100%), WestJet (91%) or Scandinavian Airlines (91%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Portland.

  • What are the cheapest flights from Seattle to Portland?

    On average you can expect to pay $747 for a flight from Seattle to Portland. The cheapest flight overall is $59 while the most popular route, (Seattle/Tacoma Intl - Portland) is currently priced at $71.

  • Can I find deals for flights from Seattle to Portland that include hotel bookings?

    Yes. In addition to deals on Seattle to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Portland.

  • Can I find deals for business class flights from Seattle to Portland?

    Yes. Cheapflights offers flight deals from Seattle to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Portland?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Portland (average of $68). Flying from Seattle to Portland in July is currently the most expensive (average of $170). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Lake Oswego
Beaverton
McMinnville
Hillsboro
Cannon Beach
Long Beach
Longview
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Pacific City
Tillamook
Gresham
Troutdale

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Boise flights
Spokane to Portland flights
Spokane to Boise flights
Seattle to Redmond flights
Portland to Boise flights
Portland to Medford flights
Pullman to Boise flights
Portland to Redmond flights
Seattle to Eugene flights
Seattle to Medford flights
Spokane to Eugene flights
Portland to Pendleton flights
Seattle to Yakima flights
Spokane to Medford flights
Spokane to Redmond flights
Seattle to North Bend flights
Pasco to Portland flights
Portland to Eugene flights
Portland to North Bend flights
Bellingham to Redmond flights
Bellingham to Portland flights
Pullman to Portland flights
Bellingham to Medford flights
Everett to Portland flights
Pasco to Redmond flights
Bellingham to Eugene flights
Seattle to Pendleton flights

Top 3 airlines flying from Seattle to Portland

Discover the top 3 airlines that operate flights from Seattle to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$79Average$187FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$98Average$177FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$99Average$186FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.