$123+ Cheap flights from Seattle to Portland, ME (SEA - PWM)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PWM
Nov 7 — Nov 141
Round-trip
1 adult, Economy
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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.Cheap flight deals from Seattle to Portland
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Cheapest flights from Seattle to PortlandExplore 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 8, 2026.
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 8, 2026.
This Delta deal was found by Cheapflights users on 10/8. 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.
Thu 10/2911:50 pm -
1 stop8h 00m
Wed 11/44:15 pm -
1 stop9h 49m
Deal found 10/8![Delta logo]()
$245
This United Airlines deal was found by Cheapflights users on 10/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:50 am -
1 stop8h 02m
Tue 11/35:08 pm -
1 stop8h 59m
Deal found 10/7![United Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 10/6. 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 12/711:15 pm -
1 stop9h 42m
Mon 12/144:00 pm -
1 stop10h 09m
Deal found 10/6![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 10/7. 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 11/611:50 pm -
1 stop8h 00m
Fri 11/1312:45 pm -
1 stop8h 52m
Deal found 10/7![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:29 pm -
1 stop9h 27m
Sat 11/214:32 pm -
1 stop8h 59m
Deal found 10/7![American Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 10/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:56 pm -
2 stops12h 31m
Thu 11/268:08 am -
1 stop11h 11m
Deal found 10/8![United Airlines logo]()
$315
Best flights from Seattle to PortlandDiscover carefully curated flight deals from Seattle to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
Discover carefully curated flight deals from Seattle to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
This Delta deal was found by Cheapflights users on 10/8. 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.
Thu 10/2911:50 pm -
2 stops9h 07m
Wed 11/44:47 pm -
1 stop8h 18m
Deal found 10/8![Delta logo]()
$250
This Southwest deal was found by Cheapflights users on 10/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:50 pm -
2 stops12h 20m
Tue 11/312:45 pm -
2 stops13h 00m
Deal found 10/8![Southwest logo]()
$365
This United Airlines deal was found by Cheapflights users on 10/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:05 am -
1 stop7h 57m
Sat 10/313:41 pm -
1 stop9h 30m
Deal found 10/6![United Airlines logo]()
$375
This Delta deal was found by Cheapflights users on 10/6. 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 12/711:15 pm -
2 stops13h 05m
Mon 12/144:00 pm -
1 stop10h 09m
Deal found 10/6![Delta logo]()
$302
This Delta deal was found by Cheapflights users on 10/7. 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 11/611:50 pm -
1 stop8h 00m
Fri 11/1312:45 pm -
1 stop8h 52m
Deal found 10/7![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 10/6. 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 1/411:05 pm -
2 stops11h 48m
Mon 1/112:35 pm -
1 stop10h 27m
Deal found 10/6![Delta logo]()
$332
This Southwest deal was found by Cheapflights users on 10/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:10 am -
2 stops11h 45m
Sun 11/221:40 pm -
2 stops12h 25m
Deal found 10/6![Southwest logo]()
$500
This United Airlines deal was found by Cheapflights users on 10/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:56 pm -
2 stops12h 31m
Thu 11/265:30 am -
2 stops13h 56m
Deal found 10/8![United Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 10/6. 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.
Wed 10/1411:50 pm -
2 stops9h 07m
Thu 10/296:01 am -
1 stop11h 18m
Deal found 10/6![Delta logo]()
$470
This Delta deal was found by Cheapflights users on 10/6. 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.
Sat 10/179:42 am -
2 stops11h 28m
Thu 10/291:52 pm -
2 stops11h 13m
Deal found 10/6![Delta logo]()
$475
This Delta deal was found by Cheapflights users on 10/6. 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.
Sat 10/176:00 am -
2 stops12h 01m
Fri 10/301:52 pm -
2 stops11h 13m
Deal found 10/6![Delta logo]()
$527
Last-minute flights from Seattle to PortlandDiscover last-minute flight deals from Seattle to Portland. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Portland. Data last updated October 8, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/8. 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.
Thu 10/2911:50 pm -
1 stop8h 00m
Wed 11/44:15 pm -
1 stop9h 49m
Deal found 10/8![Delta logo]()
$245
This Delta deal was found by Cheapflights users on 10/7. 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 10/3011:10 pm -
1 stop10h 12m
Wed 11/44:15 pm -
1 stop9h 49m
Deal found 10/7![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 10/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:50 am -
1 stop8h 02m
Tue 11/35:50 am -
2 stops12h 42m
Deal found 10/8![United Airlines logo]()
$282
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:30 pm -
2 stops12h 20m
Tue 11/1012:45 pm -
2 stops13h 05m
Deal found 10/5![Southwest logo]()
$321
This Delta deal was found by Cheapflights users on 10/7. 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 11/611:50 pm -
1 stop8h 00m
Fri 11/1312:45 pm -
1 stop8h 52m
Deal found 10/7![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:29 pm -
1 stop9h 27m
Sat 11/214:32 pm -
1 stop8h 59m
Deal found 10/7![American Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 10/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:56 pm -
2 stops12h 31m
Thu 11/268:08 am -
1 stop11h 11m
Deal found 10/8![United Airlines logo]()
$315
One-way flights from Seattle to PortlandSearch for one-way flight options from Seattle to Portland. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
Search for one-way flight options from Seattle to Portland. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
This Delta deal was found by Cheapflights users on 10/6. 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.
Wed 10/286:00 am -
1 stop7h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Delta logo]()
$123
This Delta deal was found by Cheapflights users on 10/6. 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 10/3011:10 pm -
1 stop10h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Delta logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3112:14 pm -
3 stops42h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:27 pm -
3 stops37h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$179
This Southwest deal was found by Cheapflights users on 10/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:10 am -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Southwest logo]()
$181
This Delta deal was found by Cheapflights users on 10/4. 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 11/311:50 am -
1 stop9h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Delta logo]()
$188
This United Airlines deal was found by Cheapflights users on 10/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:05 am -
1 stop7h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$190
This United Airlines deal was found by Cheapflights users on 10/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:56 pm -
2 stops11h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![United Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:16 pm -
3 stops32h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$195
Find 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 (PWM). 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 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $245 (Delta) |
One-way from | $123 (Delta) |
Popular in | December |
Cheapest in | January |
Average price | $551 |
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 7,457,451 searches. Data last updated October 8, 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
Cheapest round-trip
Quickest round-trip
SeattlePortland
SEA Seattle/Tacoma Intl - PWM Portland
SEAPWM
Seattle/Tacoma Intl
Thu 11/5
11:50 pm-10:50 am
1 stop8h 00m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$123
SeattlePortland
SEA Seattle/Tacoma Intl - PWM Portland
SEAPWM
Seattle/Tacoma Intl
Wed 11/4
11:50 am-12:10 am
1 stop9h 20m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$123
SeattlePortland
SEA Seattle/Tacoma Intl - PWM Portland
SEAPWM
Seattle/Tacoma Intl
Mon 11/2
10:56 pm-2:27 pm
2 stops12h 31m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$186
SeattlePortland
SEA Seattle/Tacoma Intl - PWM Portland
SEAPWM
Seattle/Tacoma Intl
Tue 11/3
11:50 am-12:10 am
1 stop9h 20m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$188
SeattlePortland
SEA Seattle/Tacoma Intl - PWM Portland
SEAPWM
Seattle/Tacoma Intl
Sat 10/31
12:20 pm-10:00 am
3 stops18h 40m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$198
SeattlePortland
SEA Seattle/Tacoma Intl - PWM Portland
SEAPWM
Seattle/Tacoma Intl
Sun 11/22
7:35 pm-10:07 am
2 stops11h 32m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$210
SeattlePortland
SEA Seattle/Tacoma Intl - PWM Portland
SEAPWM
Seattle/Tacoma Intl
Thu 11/5
8:09 am-11:21 pm
2 stops12h 12m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$212
SeattlePortland
SEA Seattle/Tacoma Intl - PWM Portland
SEAPWM
Seattle/Tacoma Intl
Thu 11/5
9:13 pm-9:08 am
3 stops32h 55m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$224
SeattlePortland
SEA Seattle/Tacoma Intl - PWM Portland
SEAPWM
Seattle/Tacoma Intl
Thu 11/5
8:30 am-11:55 pm
2 stops12h 25m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$237
SeattlePortland
SEA Seattle/Tacoma Intl - PWM Portland
SEAPWM
Seattle/Tacoma Intl
Fri 11/6
9:42 am-12:10 am
2 stops11h 28m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$237
Showing 1-10 of 21 resultsSorted by cheapest first
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.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Portland, Maine flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Portland, Maine 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, Maine 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.
SEA-PWM
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, Maine?
The best time to book flights from Seattle to Portland, Maine is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Seattle to Portland, Maine?
Currently, January is the cheapest month in which you can book a flight from Seattle to Portland, Maine (average of $320). Flying from Seattle to Portland, Maine in December is currently the most expensive (average of $863). 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.
How much does it cost to fly round-trip from Seattle to Portland, Maine?
Airfare is below average for this route at the moment.
Seattle to Portland, Maine flights typically cost between $394 and $636 in October.The cheapest round-trip price found within the last 5 days was $245 on Delta (Oct 29-Nov 4).
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 8, 2026.
Read through reviews of airlines operating flights from Seattle to Portland, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
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.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsLewiston
North Conway
Brunswick
Conway
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Complete your trip to Portland by adding a car rental and/or hotel reservation to your travel itinerary.
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Seattle and Portland flights
Browse other Seattle and Portland flight options. Last updated on October 8, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on October 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 8, 2026.
Top 4 airlines flying from Seattle to Portland
Discover the top 4 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 7,457,451 searches. Data last updated October 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$221 | Average$532 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$266 | Average$532 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$280 | Average$552 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$390 | Average$613 | FlexibilityNo cancel fee | On-time63% |