$336+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BLI
Nov 8 — Nov 151
Round-trip
1 adult, Economy
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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
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to BellinghamExplore 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 October 9, 2026.
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 October 9, 2026.
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:03 am -
2 stops33h 15m
Tue 11/177:29 pm -
1 stop7h 11m
Deal found 10/5![Alaska Airlines logo]()
$528
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:13 am -
1 stop9h 05m
Wed 11/257:24 pm -
1 stop9h 16m
Deal found 10/4![Alaska Airlines logo]()
$561
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:00 am -
1 stop8h 53m
Wed 12/307:20 pm -
1 stop9h 20m
Deal found 10/7![Alaska Airlines logo]()
$573
Best flights from Boston to BellinghamDiscover carefully curated flight deals from Boston to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
Discover carefully curated flight deals from Boston to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:03 am -
2 stops14h 46m
Tue 11/177:29 pm -
1 stop7h 11m
Deal found 10/4![Alaska Airlines logo]()
$529
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:40 pm -
1 stop8h 13m
Sat 10/247:18 pm -
1 stop9h 08m
Deal found 10/5![Alaska Airlines logo]()
$631
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:51 am -
2 stops13h 47m
Mon 11/27:29 pm -
1 stop7h 11m
Deal found 10/8![Alaska Airlines logo]()
$668
Last-minute flights from Boston to BellinghamDiscover last-minute flight deals from Boston to Bellingham. Data last updated October 9, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Bellingham. Data last updated October 9, 2026 and is based on user searches.
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:03 am -
2 stops33h 15m
Tue 11/177:29 pm -
1 stop7h 11m
Deal found 10/5![Alaska Airlines logo]()
$528
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:13 am -
1 stop9h 05m
Wed 11/257:24 pm -
1 stop9h 16m
Deal found 10/4![Alaska Airlines logo]()
$561
One-way flights from Boston to BellinghamSearch for one-way flight options from Boston to Bellingham. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
Search for one-way flight options from Boston to Bellingham. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:40 pm -
1 stop8h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Alaska Airlines logo]()
$336
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:03 am -
1 stop9h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Alaska Airlines logo]()
$552
Find 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 October 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $528 (Alaska Airlines) |
One-way from | $336 (Alaska Airlines) |
Popular in | September |
Cheapest in | March |
Average price | $650 |
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 7,457,451 searches. Data last updated October 9, 2026.
Use the filters below to find and compare flights from Boston to Bellingham that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BostonBellingham
BOS Boston Logan Intl - BLI Bellingham
BOSBLI
Boston Logan Intl
Wed 10/21
6:40 pm-11:53 pm
1 stop8h 13m
Bellingham
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$336
BostonBellingham
BOS Boston Logan Intl - BLI Bellingham
BOSBLI
Boston Logan Intl
Thu 11/12
7:03 am-6:49 pm
2 stops14h 46m
Bellingham
Tue 11/17
7:29 pm-5:40 am
1 stop7h 11m
$529
BostonBellingham
BOS Boston Logan Intl - BLI Bellingham
BOSBLI
Boston Logan Intl
Sun 10/25
7:03 am-1:37 pm
1 stop9h 34m
Bellingham
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$552
BostonBellingham
BOS Boston Logan Intl - BLI Bellingham
BOSBLI
Boston Logan Intl
Tue 10/20
6:40 pm-11:53 pm
1 stop8h 13m
Bellingham
Sat 10/24
7:18 pm-7:26 am
1 stop9h 08m
$631
BostonBellingham
BOS Boston Logan Intl - BLI Bellingham
BOSBLI
Boston Logan Intl
Thu 10/29
7:51 am-6:38 pm
2 stops13h 47m
Bellingham
Mon 11/2
7:29 pm-5:40 am
1 stop7h 11m
$668
Sorted by cheapest first
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 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 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.
BOS-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.
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 October 9, 2026.
See what other customers who have flown with Alaska Airlines from Boston to Bellingham have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.0
Boarding
8.1
Comfort
7.8
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Crew
8.5
Food
7.0
Boarding
8.1
Comfort
7.8
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
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.
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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Boston and Bellingham flights
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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 7,457,451 searches. Data last updated October 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$453 | Average$648 | FlexibilityNo cancel fee | On-time75% |