$536+ Cheap flights from Portland, ME to Bellingham (PWM - BLI)
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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BLI
Oct 16 — Oct 231
Round-trip
1 adult, Economy
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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 Portland to Bellingham
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Best
Last-minute
One-way
Cheapest flights from Portland to BellinghamExplore the most affordable flight options available from Portland to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
Explore the most affordable flight options available from Portland to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
This American Airlines deal was found by Cheapflights users on 9/12. 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.
Tue 9/299:00 am -
2 stops17h 44m
Wed 9/305:26 am -
2 stops11h 12m
Deal found 9/12![American Airlines logo]()
$1,521
Best flights from Portland to BellinghamDiscover carefully curated flight deals from Portland to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
Discover carefully curated flight deals from Portland to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
This American Airlines deal was found by Cheapflights users on 9/12. 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.
Tue 9/299:00 am -
2 stops17h 44m
Wed 9/305:26 am -
2 stops11h 12m
Deal found 9/12![American Airlines logo]()
$1,521
Last-minute flights from Portland to BellinghamDiscover last-minute flight deals from Portland to Bellingham. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Bellingham. Data last updated September 16, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/12. 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.
Tue 9/299:00 am -
2 stops17h 44m
Wed 9/305:26 am -
2 stops11h 12m
Deal found 9/12![American Airlines logo]()
$1,521
One-way flights from Portland to BellinghamSearch for one-way flight options from Portland to Bellingham. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
Search for one-way flight options from Portland to Bellingham. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 10/265:30 am -
2 stops16h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![American Airlines logo]()
$536
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/269:48 am -
3 stops41h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$648
Find flight deals from Portland to Bellingham
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Bellingham (BLI). 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 September 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,521 (American Airlines) |
One-way from | $536 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Bellingham 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 September 16, 2026.
Use the filters below to find and compare flights from Portland to Bellingham that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandBellingham
PWM Portland - BLI Bellingham
PWMBLI
Portland
Mon 10/26
5:30 am-6:38 pm
2 stops16h 08m
Bellingham
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$536
PortlandBellingham
PWM Portland - BLI Bellingham
PWMBLI
Portland
Mon 10/26
9:48 am-11:53 pm
3 stops41h 05m
Bellingham
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$648
PortlandBellingham
PWM Portland - BLI Bellingham
PWMBLI
Portland
Tue 9/29
9:00 am-11:44 pm
2 stops17h 44m
Bellingham
Wed 9/30
5:26 am-7:38 pm
2 stops11h 12m
$1,521
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Portland, Maine-Bellingham flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Bellingham flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Bellingham flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland, Maine-Bellingham 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 Portland, Maine-Bellingham 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 Portland to Bellingham
Have a flexible travel schedule? Discover the best time to fly to Bellingham from Portland with our price prediction graph.
PWM-BLI
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.
Related info for your journey
Find useful and relevant information for your journey from Portland to Bellingham. 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 Bellingham?
Book flights to Bellingham if you plan to visit one of these locationsMount Vernon
Ferndale
Blaine
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