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$736+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BLI
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap flight deals from Portland to Bellingham

Cheapest flights from Portland to Bellingham
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 March 23, 2026.

This American Airlines deal was found by Cheapflights users on 3/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am
PWM
-
BLI
2 stops14h 31m
American Airlines
Tue 10/136:00 am
BLI
-
PWM
2 stops14h 51m
American Airlines
Deal found 3/19$736
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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 5/73:02 pm
PWM
-
BLI
2 stops11h 57m
Alaska Airlines
Mon 5/117:19 pm
BLI
-
PWM
2 stops11h 59m
Alaska Airlines
Deal found 3/20$752
This Orbitz deal was found by Cheapflights users on 3/19. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:56 am
PWM
-
BLI
2 stops16h 03m
Alaska Airlines
Sun 8/25:18 pm
BLI
-
PWM
2 stops14h 13m
Alaska Airlines
Deal found 3/19$962
This Alaska Airlines deal was found by Cheapflights users on 3/18. 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 7/210:56 am
PWM
-
BLI
2 stops16h 03m
Alaska Airlines
Thu 7/95:18 pm
BLI
-
PWM
2 stops14h 13m
Alaska Airlines
Deal found 3/18$1,005
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/223:02 pm
PWM
-
BLI
2 stops11h 57m
Alaska Airlines
Sat 4/257:19 pm
BLI
-
PWM
2 stops12h 04m
Alaska Airlines
Deal found 3/21$1,487
This American Airlines deal was found by Cheapflights users on 3/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:00 am
PWM
-
BLI
2 stops20h 59m
American Airlines
Sat 4/255:20 am
BLI
-
PWM
3 stops14h 26m
American Airlines
Deal found 3/21$1,744

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 March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$752
(Alaska Airlines)
Provider with most accurate pricing for Portland-Bellingham flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Bellingham flights.
Search Deals
From Portland to Bellingham
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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 2,558,603 searches. Data last updated March 23, 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

Price

Cheapest round-trip
Quickest round-trip

PortlandBellingham

PWM - BLI

PWMBLI

Portland

Thu 5/7

3:02 pm-11:59 pm

2 stops11h 57m

Bellingham

Mon 5/11

7:19 pm-10:18 am

2 stops11h 59m

$752

PortlandBellingham

PWM - BLI

PWMBLI

Portland

Thu 7/30

10:56 am-11:59 pm

2 stops16h 03m

Bellingham

Sun 8/2

5:18 pm-10:31 am

2 stops14h 13m

$962

PortlandBellingham

PWM - BLI

PWMBLI

Portland

Thu 7/2

10:56 am-11:59 pm

2 stops16h 03m

Bellingham

Thu 7/9

5:18 pm-10:31 am

2 stops14h 13m

$1,005

PortlandBellingham

PWM - BLI

PWMBLI

Portland

Wed 4/22

3:02 pm-11:59 pm

2 stops11h 57m

Bellingham

Sat 4/25

7:19 pm-10:23 am

2 stops12h 04m

$1,487

PortlandBellingham

PWM - BLI

PWMBLI

Portland

Wed 4/22

6:00 am-11:59 pm

2 stops20h 59m

Bellingham

Sat 4/25

5:20 am-10:46 pm

3 stops14h 26m

$1,744

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

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.
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 Portland to Bellingham

What is the cheapest month to book a flight from Portland, Maine to Bellingham?

Currently, April is the cheapest month in which you can book a flight from Portland, Maine to Bellingham (average of $403). Flying from Portland, Maine to Bellingham in June is currently the most expensive (average of $700). 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.

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.

  • How long is the flight from Portland, Maine to Bellingham?

    Alaska Airlines can get you from Portland, Maine to Bellingham in just under 11h 57m. Your travel time can differ by up to . The distance between Portland, Maine and Bellingham is about 2470 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Bellingham 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 Portland, Maine to Bellingham?

    Currently, April is the cheapest month in which you can book a flight from Portland, Maine to Bellingham (average of $403). Flying from Portland, Maine to Bellingham in June is currently the most expensive (average of $700). 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 Bellingham?

Book flights to Bellingham if you plan to visit one of these locations
Burlington
Mount Vernon
Ferndale
Blaine

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