$268+ Cheap flights from Boise to Bellingham (BOI - 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BLI
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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Find cheap flights from Boise 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 Boise to Bellingham
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Best
Last-minute
One-way
Cheapest flights from Boise to BellinghamExplore the most affordable flight options available from Boise to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
Explore the most affordable flight options available from Boise to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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 11/48:20 am -
1 stop5h 58m
Sun 11/81:58 pm -
1 stop8h 51m
Deal found 9/17![Alaska Airlines logo]()
$444
This Alaska Airlines deal was found by Cheapflights users on 9/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:18 pm -
1 stop22h 19m
Fri 10/307:18 pm -
1 stop23h 48m
Deal found 9/19![Alaska Airlines logo]()
$448
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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 12/228:45 pm -
1 stop4h 04m
Tue 12/297:20 pm -
1 stop3h 39m
Deal found 9/17![Alaska Airlines logo]()
$460
This Orbitz deal was found by Cheapflights users on 9/17. 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 12/204:56 pm -
1 stop7h 53m
Sun 12/277:20 pm -
1 stop3h 39m
Deal found 9/17![Alaska Airlines logo]()
$557
This Travelocity deal was found by Cheapflights users on 9/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:22 pm -
1 stop4h 31m
Fri 10/307:18 pm -
1 stop3h 41m
Deal found 9/19![Alaska Airlines logo]()
$566
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 9/242:50 pm -
1 stop23h 21m
Sun 9/274:59 pm -
1 stop19h 56m
Deal found 9/16![Multiple Airlines logo]()
$599
Best flights from Boise to BellinghamDiscover carefully curated flight deals from Boise to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from Boise to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This Orbitz deal was found by Cheapflights users on 9/18. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:20 am -
1 stop5h 58m
Sun 11/81:58 pm -
1 stop8h 51m
Deal found 9/18![Alaska Airlines logo]()
$444
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:30 pm -
1 stop28h 30m
Fri 10/96:00 am -
1 stop6h 55m
Deal found 9/20![Multiple Airlines logo]()
$626
This Expedia deal was found by Cheapflights users on 9/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:04 pm -
1 stop6h 49m
Fri 10/307:18 pm -
2 stops13h 14m
Deal found 9/19![Alaska Airlines logo]()
$529
This Expedia deal was found by Cheapflights users on 9/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/204:56 pm -
1 stop7h 53m
Sun 12/277:20 pm -
1 stop3h 39m
Deal found 9/20![Alaska Airlines logo]()
$557
This Travelocity deal was found by Cheapflights users on 9/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:22 pm -
1 stop4h 31m
Fri 10/307:18 pm -
1 stop3h 41m
Deal found 9/19![Alaska Airlines logo]()
$566
This Priceline deal was found by Cheapflights users on 9/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:22 pm -
1 stop4h 31m
Sat 10/102:17 pm -
1 stop4h 49m
Deal found 9/21![Alaska Airlines logo]()
$665
Last-minute flights from Boise to BellinghamDiscover last-minute flight deals from Boise to Bellingham. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Bellingham. Data last updated September 21, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 9/242:50 pm -
1 stop23h 21m
Sun 9/274:59 pm -
1 stop19h 56m
Deal found 9/16![Multiple Airlines logo]()
$599
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:50 pm -
1 stop6h 22m
Sun 9/274:59 pm -
1 stop19h 56m
Deal found 9/19![Multiple Airlines logo]()
$656
This Priceline deal was found by Cheapflights users on 9/17. 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.
Fri 10/28:25 pm -
1 stop3h 06m
Tue 10/67:18 pm -
1 stop3h 41m
Deal found 9/17![Alaska Airlines logo]()
$665
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:30 pm -
1 stop28h 30m
Fri 10/96:00 am -
1 stop6h 55m
Deal found 9/20![Multiple Airlines logo]()
$626
This Travelocity deal was found by Cheapflights users on 9/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:22 pm -
1 stop4h 31m
Fri 10/307:18 pm -
1 stop3h 41m
Deal found 9/19![Alaska Airlines logo]()
$566
This Alaska Airlines deal was found by Cheapflights users on 9/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:18 pm -
1 stop22h 19m
Fri 10/307:18 pm -
1 stop23h 48m
Deal found 9/19![Alaska Airlines logo]()
$448
One-way flights from Boise to BellinghamSearch for one-way flight options from Boise to Bellingham. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
Search for one-way flight options from Boise to Bellingham. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:30 pm -
1 stop28h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Allegiant Air logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 9/20. 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.
Mon 10/55:59 am -
1 stop17h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Alaska Airlines logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:57 am -
3 stops29h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$822
Find flight deals from Boise to Bellingham
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $444 (Alaska Airlines) |
One-way from | $268 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise 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 21, 2026.
Use the filters below to find and compare flights from Boise to Bellingham that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseBellingham
BOI Boise Air Term. Gowen Fld - BLI Bellingham
BOIBLI
Boise Air Term. Gowen Fld
Wed 11/4
8:20 am-1:18 pm
1 stop5h 58m
Bellingham
Sun 11/8
1:58 pm-11:49 pm
1 stop8h 51m
$444
BoiseBellingham
BOI Boise Air Term. Gowen Fld - BLI Bellingham
BOIBLI
Boise Air Term. Gowen Fld
Mon 10/5
2:30 pm-11:53 pm
2 stops10h 23m
Bellingham
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$477
BoiseBellingham
BOI Boise Air Term. Gowen Fld - BLI Bellingham
BOIBLI
Boise Air Term. Gowen Fld
Fri 10/23
6:04 pm-11:53 pm
1 stop6h 49m
Bellingham
Fri 10/30
7:18 pm-9:32 am
2 stops13h 14m
$529
BoiseBellingham
BOI Boise Air Term. Gowen Fld - BLI Bellingham
BOIBLI
Boise Air Term. Gowen Fld
Sun 12/20
4:56 pm-11:49 pm
1 stop7h 53m
Bellingham
Sun 12/27
7:20 pm-11:59 pm
1 stop3h 39m
$557
Quickest round-trip
BoiseBellingham
BOI Boise Air Term. Gowen Fld - BLI Bellingham
BOIBLI
Boise Air Term. Gowen Fld
Fri 10/16
8:22 pm-11:53 pm
1 stop4h 31m
Bellingham
Fri 10/30
7:18 pm-11:59 pm
1 stop3h 41m
$566
BoiseBellingham
BOI Boise Air Term. Gowen Fld - BLI Bellingham
BOIBLI
Boise Air Term. Gowen Fld
Mon 10/5
1:30 pm-5:00 pm
1 stop28h 30m
Bellingham
Fri 10/9
6:00 am-1:55 pm
1 stop6h 55m
$626
BoiseBellingham
BOI Boise Air Term. Gowen Fld - BLI Bellingham
BOIBLI
Boise Air Term. Gowen Fld
Tue 10/6
8:22 pm-11:53 pm
1 stop4h 31m
Bellingham
Sat 10/10
2:17 pm-8:06 pm
1 stop4h 49m
$665
BoiseBellingham
BOI Boise Air Term. Gowen Fld - BLI Bellingham
BOIBLI
Boise Air Term. Gowen Fld
Mon 10/5
8:57 am-1:37 pm
3 stops29h 40m
Bellingham
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$822
Sorted by cheapest first
Compare providers for flights from Boise 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 Boise to Bellingham 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 Boise-Bellingham flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Bellingham flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Bellingham flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-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 Boise-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 Boise to Bellingham
Have a flexible travel schedule? Discover the best time to fly to Bellingham from Boise with our price prediction graph.
BOI-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 September 21, 2026.
Read reviews from past customers who have flown Alaska Airlines from Boise to Bellingham. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Food
7.0
Crew
8.5
Overall
7.9
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Entertainment
7.0
Food
7.0
Crew
8.5
Overall
7.9
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Related info for your journey
Find useful and relevant information for your journey from Boise 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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Other flights to Bellingham
Explore flights to Bellingham departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 21, 2026.
Complete your trip
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Boise and Bellingham flights
Browse other Boise and Bellingham flight options. Last updated on September 21, 2026.
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Top airline flying from Boise to Bellingham
Discover the top airline that operate flights from Boise 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 September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$224 | Average$588 | FlexibilityNo cancel fee | On-time75% |