$258+ Cheap flights from Bellingham to Boston (BLI - BOS)
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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — BOS
Oct 10 — Oct 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Bellingham to Boston 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 Bellingham to Boston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Bellingham to BostonExplore the most affordable flight options available from Bellingham to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Bellingham to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:14 am -
1 stop8h 32m
Tue 12/87:08 am -
1 stop8h 09m
Deal found 9/8![Alaska Airlines logo]()
$521
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Mon 11/97:29 pm -
1 stop7h 11m
Fri 11/137:03 am -
2 stops33h 15m
Deal found 9/9![Alaska Airlines logo]()
$565
This deal was found by Cheapflights users on 9/7. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:29 pm -
1 stop7h 11m
Thu 11/126:20 pm -
1 stop8h 25m
Deal found 9/7![Alaska Airlines logo]()
$567
This Orbitz deal was found by Cheapflights users on 9/9. 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.
Sun 12/2012:36 pm -
1 stop14h 44m
Thu 12/316:00 am -
1 stop8h 53m
Deal found 9/9![Alaska Airlines logo]()
$610
Best flights from Bellingham to BostonDiscover carefully curated flight deals from Bellingham to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Bellingham to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 12/38:00 am -
2 stops30h 30m
Tue 12/89:20 am -
1 stop11h 11m
Deal found 9/8![Alaska Airlines logo]()
$544
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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.
Mon 11/91:58 pm -
1 stop7h 00m
Fri 11/137:03 am -
2 stops33h 15m
Deal found 9/7![Alaska Airlines logo]()
$565
This deal was found by Cheapflights users on 9/7. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:29 pm -
1 stop7h 11m
Thu 11/126:20 pm -
1 stop8h 25m
Deal found 9/7![Alaska Airlines logo]()
$567
Last-minute flights from Bellingham to BostonDiscover last-minute flight deals from Bellingham to Boston. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Bellingham to Boston. Data last updated September 10, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 9/107:26 pm -
1 stop9h 13m
Sat 10/36:40 pm -
1 stop8h 13m
Deal found 9/8![Alaska Airlines logo]()
$733
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 9/107:26 pm -
1 stop9h 13m
Wed 9/307:12 am -
1 stop9h 14m
Deal found 9/8![Alaska Airlines logo]()
$745
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 9/117:26 pm -
1 stop9h 13m
Sat 10/37:09 am -
1 stop9h 28m
Deal found 9/8![Alaska Airlines logo]()
$649
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 9/117:26 pm -
1 stop9h 13m
Wed 9/307:12 am -
1 stop9h 14m
Deal found 9/8![Alaska Airlines logo]()
$661
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 9/117:26 pm -
1 stop9h 13m
Thu 10/14:48 pm -
1 stop9h 56m
Deal found 9/8![Alaska Airlines logo]()
$711
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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.
Sat 9/127:26 pm -
1 stop9h 13m
Sat 10/36:40 pm -
1 stop8h 13m
Deal found 9/8![Alaska Airlines logo]()
$659
This Priceline deal was found by Cheapflights users on 9/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:26 pm -
1 stop9h 13m
Wed 9/307:12 am -
1 stop9h 14m
Deal found 9/8![Alaska Airlines logo]()
$671
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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.
Sat 9/127:26 pm -
1 stop9h 13m
Thu 10/14:48 pm -
1 stop9h 56m
Deal found 9/8![Alaska Airlines logo]()
$721
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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.
Sat 9/127:26 pm -
1 stop9h 13m
Tue 9/297:12 am -
1 stop9h 14m
Deal found 9/8![Alaska Airlines logo]()
$731
This Alaska Airlines deal was found by Cheapflights users on 9/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:26 pm -
2 stops31h 43m
Tue 9/294:48 pm -
1 stop9h 56m
Deal found 9/6![Alaska Airlines logo]()
$735
One-way flights from Bellingham to BostonSearch for one-way flight options from Bellingham to Boston. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Bellingham to Boston. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Priceline deal was found by Cheapflights users on 9/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:18 pm -
1 stop9h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Alaska Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/178:30 am -
3 stops47h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/274:59 pm -
2 stops14h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$292
This Expedia deal was found by Cheapflights users on 9/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:18 pm -
1 stop9h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Alaska Airlines logo]()
$304
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Mon 10/262:17 pm -
2 stops36h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Alaska Airlines logo]()
$323
This Priceline deal was found by Cheapflights users on 9/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:26 pm -
1 stop9h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Alaska Airlines logo]()
$376
This Booking.com deal was found by Cheapflights users on 9/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:26 pm -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Alaska Airlines logo]()
$557
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 9/307:26 pm -
1 stop9h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Alaska Airlines logo]()
$621
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 9/167:26 pm -
3 stops20h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$683
Find flight deals from Bellingham to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Bellingham (BLI) to Boston (BOS). 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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $521 (Booking.com) |
One-way from | $258 (Priceline) |
Popular in | January |
Cheapest in | May |
Average price | $673 |
Cheapflights Fare Finder
Customize your flight search to find flights from Bellingham to Boston 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 10, 2026.
Use the filters below to find and compare flights from Bellingham to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BellinghamBoston
BLI Bellingham - BOS Boston Logan Intl
BLIBOS
Bellingham
Sun 9/27
4:59 pm-10:51 am
2 stops14h 52m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$292
Quickest round-trip
BellinghamBoston
BLI Bellingham - BOS Boston Logan Intl
BLIBOS
Bellingham
Mon 10/26
7:18 pm-7:26 am
1 stop9h 08m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$304
BellinghamBoston
BLI Bellingham - BOS Boston Logan Intl
BLIBOS
Bellingham
Sat 10/17
7:18 pm-5:21 am
2 stops55h 03m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$341
BellinghamBoston
BLI Bellingham - BOS Boston Logan Intl
BLIBOS
Bellingham
Sun 10/25
7:18 pm-5:28 am
2 stops31h 10m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$343
BellinghamBoston
BLI Bellingham - BOS Boston Logan Intl
BLIBOS
Bellingham
Thu 12/3
8:00 am-5:30 pm
2 stops30h 30m
Boston Logan Intl
Tue 12/8
9:20 am-5:31 pm
1 stop11h 11m
$544
BellinghamBoston
BLI Bellingham - BOS Boston Logan Intl
BLIBOS
Bellingham
Tue 9/22
7:26 pm-6:56 pm
1 stop20h 30m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$557
BellinghamBoston
BLI Bellingham - BOS Boston Logan Intl
BLIBOS
Bellingham
Mon 11/9
1:58 pm-11:58 pm
1 stop7h 00m
Boston Logan Intl
Fri 11/13
7:03 am-1:18 pm
2 stops33h 15m
$565
BellinghamBoston
BLI Bellingham - BOS Boston Logan Intl
BLIBOS
Bellingham
Fri 11/6
7:29 pm-5:40 am
1 stop7h 11m
Boston Logan Intl
Thu 11/12
6:20 pm-11:45 pm
1 stop8h 25m
$567
BellinghamBoston
BLI Bellingham - BOS Boston Logan Intl
BLIBOS
Bellingham
Wed 9/30
7:26 pm-7:39 am
1 stop9h 13m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$621
BellinghamBoston
BLI Bellingham - BOS Boston Logan Intl
BLIBOS
Bellingham
Wed 9/16
7:26 pm-6:35 pm
3 stops20h 09m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$683
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Bellingham to Boston
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 Bellingham to Boston in September.
| 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 Bellingham-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bellingham-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bellingham-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bellingham-Boston 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 Bellingham-Boston 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 Bellingham to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Bellingham with our price prediction graph.
BLI-BOS
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 Boston
Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated September 10, 2026.
See what other customers who have flown with Alaska Airlines from Bellingham to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Crew
8.5
Entertainment
7.0
Food
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Overall
7.9
Crew
8.5
Entertainment
7.0
Food
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Related info for your journey
Find useful and relevant information for your journey from Bellingham to Boston. 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 Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Concord
Cambridge
Brockton
Seekonk
Dedham
Cranston
Warwick
Pawtucket
Peabody
Auburn
Revere
York Beach
Londonderry
Fitchburg
North Falmouth
Swansea
Chelsea
Braintree
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.
Alternative routes
Boston flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Bellingham
Popular flights
Alternative routes for Bellingham to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Bellingham to Boston by cabin class
Find flights from Bellingham to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Bellingham and Boston flights
Browse other Bellingham and Boston flight options. Last updated on September 10, 2026.
Other flights from Bellingham
Browse through other flights departing from Bellingham. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Bellingham to Boston
Discover the top airline that operate flights from Bellingham to Boston. 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 September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$448 | Average$663 | FlexibilityNo cancel fee | On-time75% |