HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bellingham

$399+ Cheap flights from Boston to Bellingham (BOS - 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BLI
mar. 31 — abr. 71
lun. 3/31
lun. 4/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Bellingham 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 Boston to Bellingham

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 marzo 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$399
(Alaska Airlines)

Popular in

July

Cheapest in

February

Average price

$453
Provider with most accurate pricing for Boston Logan Intl-Bellingham flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Bellingham flights.
Search Deals
From Boston Logan Intl to Bellingham
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($162 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Boston to Bellingham

Cheapest flights from Boston to Bellingham
Explore the most affordable flight options available from Boston to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 26, 2025.

This Alaska Airlines deal was found by Cheapflights users on 3/25. 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.
sáb. 5/107:47 pmBOS - BLI
2 stops21h 24mAlaska Airlines
sáb. 5/178:00 amBLI - BOS
1 stop20h 20mAlaska Airlines
Deal found 3/25$399
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/106:00 amBOS - BLI
2 stops33h 14mMultiple Airlines
sáb. 5/1710:00 amBLI - BOS
3 stops34h 47mMultiple Airlines
Deal found 3/25$406
This Hawaiian Airlines deal was found by Cheapflights users on 3/25. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/105:20 pmBOS - BLI
1 stop9h 39mHawaiian Airlines
sáb. 5/1712:59 pmBLI - BOS
1 stop8h 07mHawaiian Airlines
Deal found 3/25$446
This American Airlines deal was found by Cheapflights users on 3/24. 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.
sáb. 3/2911:47 amBOS - BLI
2 stops15h 12mAmerican Airlines
dom. 3/305:20 amBLI - BOS
2 stops11h 47mAmerican Airlines
Deal found 3/24$1,441

Cheapflights Fare Finder

Customize your flight search to find flights from Boston 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 marzo 26, 2025.
Use the filters below to find and compare flights from Boston to Bellingham that are best for you.

Fly from

Boston

Fly to

Bellingham

Route

Depart

Return

Price

BostonBellingham

BOS - BLI

BOSBLI

Boston Logan Intl

sáb. 5/10

7:47 pm-2:11 pm

2 stops21h 24m

Bellingham

sáb. 5/17

8:00 am-7:20 am

1 stop20h 20m

$399

BostonBellingham

BOS - BLI

BOSBLI

Boston Logan Intl

sáb. 5/10

6:00 am-12:14 pm

2 stops33h 14m

Bellingham

sáb. 5/17

10:00 am-11:47 pm

3 stops34h 47m

$406

BostonBellingham

BOS - BLI

BOSBLI

Boston Logan Intl

sáb. 5/10

5:20 pm-11:59 pm

1 stop9h 39m

Bellingham

sáb. 5/17

12:59 pm-12:06 am

1 stop8h 07m

$446

BostonBellingham

BOS - BLI

BOSBLI

Boston Logan Intl

dom. 3/30

10:21 pm-9:41 pm

2 stops26h 20m

$418

BostonBellingham

BOS - BLI

BOSBLI

Boston Logan Intl

dom. 3/30

7:00 am-11:59 pm

1 stop19h 59m

$484

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from Boston to Bellingham

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 Boston to Bellingham in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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 Boston-Bellingham flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Bellingham flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Bellingham flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-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 Boston-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 Boston to Bellingham

Have a flexible travel schedule? Discover the best time to fly to Bellingham from Boston 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 Boston to Bellingham

What is the cheapest time of day to fly from BOS to BLI?

Find hourly flight availability from Boston to Bellingham. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 26, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 17% on flights from Boston to Bellingham by exploring options for tickets in the afternoon.

Rainfall in Bellingham by month

Plan your trip to Bellingham by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bellingham ranges from 1.1 - 5.8 inches per month. November is typically the wettest month, when rainfall can reach 5.8 in. July is typically the driest time to visit Bellingham when rainfall is around 1.1 in.

Temperature in Bellingham by month

Plan your trip to Bellingham by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bellingham, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Bellingham

Get insights into the airlines that provide service to Bellingham. 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 Bellingham. Reviews last updated marzo 26, 2025.
Alaska Airlines
8.0
Very good
9,789 reviews

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,789 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

  • What are the cheapest airlines flying from Boston to Bellingham round-trip?

    Our cheapest airline available from Boston to Bellingham is Alaska Airlines. Our recent data shows that you can find tickets from as low as $399 on this airline. Additional options worth looking into are Hawaiian Airlines and American Airlines, starting at $446 and $1,441 round-trip. Alaska Airlines is currently priced 39% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Boston to Bellingham one-way?

    $438 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Alaska Airlines and American Airlines, with prices starting from $484 and $554, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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 Boston to Bellingham?

    Currently, February is the cheapest month in which you can book a flight from Boston to Bellingham (average of $317). Flying from Boston to Bellingham in November is currently the most expensive (average of $469). 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 Boston?

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

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.

Top airline flying from Boston to Bellingham

Discover the top airline that operate flights from Boston to Bellingham. 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 marzo 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$378Average$589FlexibilityNo 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.