$199+ Cheap flights from Bellingham to Boise (BLI - BOI)
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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — BOI
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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Find cheap flights from Bellingham to Boise 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
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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 Boise
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Best
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One-way
Cheapest flights from Bellingham to BoiseExplore the most affordable flight options available from Bellingham to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
Explore the most affordable flight options available from Bellingham to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:18 pm -
1 stop3h 41m
Wed 10/282:06 pm -
1 stop5h 32m
Deal found 9/21![Alaska Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 11/137:29 pm -
1 stop21h 34m
Sun 11/158:20 am -
1 stop11h 29m
Deal found 9/23![Alaska Airlines logo]()
$433
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 11/127:29 pm -
1 stop12h 38m
Sun 11/158:20 am -
1 stop11h 29m
Deal found 9/23![Alaska Airlines logo]()
$443
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 11/137:29 pm -
1 stop3h 20m
Fri 11/205:40 am -
1 stop6h 58m
Deal found 9/19![Alaska Airlines logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 10/237:18 pm -
1 stop16h 17m
Sun 10/258:25 am -
1 stop6h 12m
Deal found 9/23![Alaska Airlines logo]()
$471
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/318:19 am -
1 stop3h 52m
Sun 1/34:56 pm -
1 stop7h 53m
Deal found 9/21![Alaska Airlines logo]()
$492
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.
Sun 10/44:58 pm -
1 stop19h 57m
Thu 10/82:50 pm -
1 stop22h 20m
Deal found 9/19![Multiple Airlines logo]()
$503
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:00 am -
1 stop6h 55m
Fri 10/92:50 pm -
1 stop9h 44m
Deal found 9/21![Multiple Airlines logo]()
$515
Best flights from Bellingham to BoiseDiscover carefully curated flight deals from Bellingham to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from Bellingham to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 11/137:29 pm -
1 stop21h 34m
Sun 11/158:20 am -
1 stop11h 29m
Deal found 9/23![Alaska Airlines logo]()
$433
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.
Sun 10/44:58 pm -
1 stop19h 57m
Thu 10/82:50 pm -
1 stop22h 20m
Deal found 9/19![Multiple Airlines logo]()
$503
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.
Wed 10/217:18 pm -
1 stop3h 41m
Wed 10/287:20 am -
2 stops12h 18m
Deal found 9/21![Alaska Airlines logo]()
$507
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:00 am -
1 stop6h 55m
Fri 10/92:50 pm -
1 stop9h 44m
Deal found 9/21![Multiple Airlines logo]()
$515
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 11/137:29 pm -
1 stop12h 38m
Fri 11/202:22 pm -
2 stops22h 16m
Deal found 9/19![Alaska Airlines logo]()
$519
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 12/178:19 am -
2 stops6h 25m
Sat 12/191:03 pm -
1 stop6h 37m
Deal found 9/23![Alaska Airlines logo]()
$584
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.
Sun 9/274:59 pm -
1 stop19h 56m
Sun 10/42:50 pm -
1 stop22h 20m
Deal found 9/20![Multiple Airlines logo]()
$737
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.
Tue 10/67:18 pm -
1 stop3h 41m
Sat 10/1012:58 pm -
1 stop6h 40m
Deal found 9/20![Alaska Airlines logo]()
$665
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 10/87:18 pm -
1 stop3h 41m
Mon 10/121:32 pm -
2 stops11h 21m
Deal found 9/23![Alaska Airlines logo]()
$769
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:18 pm -
1 stop3h 41m
Fri 10/97:37 pm -
2 stops27h 58m
Deal found 9/21![Alaska Airlines logo]()
$794
Last-minute flights from Bellingham to BoiseDiscover last-minute flight deals from Bellingham to Boise. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Bellingham to Boise. Data last updated September 23, 2026 and is based on user searches.
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.
Sun 9/274:59 pm -
1 stop19h 56m
Sun 10/42:50 pm -
1 stop22h 20m
Deal found 9/20![Multiple Airlines logo]()
$737
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.
Sun 10/44:58 pm -
1 stop19h 57m
Thu 10/82:50 pm -
1 stop22h 20m
Deal found 9/19![Multiple Airlines logo]()
$503
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:00 am -
1 stop6h 55m
Fri 10/92:50 pm -
1 stop9h 44m
Deal found 9/21![Multiple Airlines logo]()
$515
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.
Tue 10/67:18 pm -
1 stop3h 41m
Sat 10/1012:58 pm -
1 stop6h 40m
Deal found 9/20![Alaska Airlines logo]()
$665
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 10/84:58 pm -
1 stop19h 57m
Mon 10/121:30 pm -
1 stop28h 30m
Deal found 9/23![Multiple Airlines logo]()
$555
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:18 pm -
1 stop3h 41m
Wed 10/282:06 pm -
1 stop5h 32m
Deal found 9/21![Alaska Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 10/237:18 pm -
1 stop16h 17m
Sun 10/258:25 am -
1 stop6h 12m
Deal found 9/23![Alaska Airlines logo]()
$471
One-way flights from Bellingham to BoiseSearch for one-way flight options from Bellingham to Boise. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from Bellingham to Boise. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:45 pm -
1 stop17h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$199
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:18 pm -
1 stop3h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Alaska Airlines logo]()
$353
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:18 pm -
3 stops26h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$727
Find flight deals from Bellingham to Boise
Discover tips and strategies to find the most affordable flight options for your journey from Bellingham (BLI) to Boise (BOI). 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 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $425 (Expedia) |
One-way from | $199 (Trip.com) |
Popular in | August |
Cheapest in | January |
Average price | $524 |
Cheapflights Fare Finder
Customize your flight search to find flights from Bellingham to Boise 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 23, 2026.
Use the filters below to find and compare flights from Bellingham to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BellinghamBoise
BLI Bellingham - BOI Boise Air Term. Gowen Fld
BLIBOI
Bellingham
Thu 11/5
8:45 pm-3:28 pm
1 stop17h 43m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$199
Quickest round-trip
BellinghamBoise
BLI Bellingham - BOI Boise Air Term. Gowen Fld
BLIBOI
Bellingham
Tue 10/6
7:18 pm-11:59 pm
1 stop3h 41m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$353
BellinghamBoise
BLI Bellingham - BOI Boise Air Term. Gowen Fld
BLIBOI
Bellingham
Fri 11/13
7:29 pm-6:03 pm
1 stop21h 34m
Boise Air Term. Gowen Fld
Sun 11/15
8:20 am-6:49 pm
1 stop11h 29m
$433
BellinghamBoise
BLI Bellingham - BOI Boise Air Term. Gowen Fld
BLIBOI
Bellingham
Sun 10/4
4:58 pm-1:55 pm
1 stop19h 57m
Boise Air Term. Gowen Fld
Thu 10/8
2:50 pm-12:10 pm
1 stop22h 20m
$503
BellinghamBoise
BLI Bellingham - BOI Boise Air Term. Gowen Fld
BLIBOI
Bellingham
Wed 10/21
7:18 pm-11:59 pm
1 stop3h 41m
Boise Air Term. Gowen Fld
Wed 10/28
7:20 am-6:38 pm
2 stops12h 18m
$507
BellinghamBoise
BLI Bellingham - BOI Boise Air Term. Gowen Fld
BLIBOI
Bellingham
Mon 10/5
6:00 am-1:55 pm
1 stop6h 55m
Boise Air Term. Gowen Fld
Fri 10/9
2:50 pm-11:34 pm
1 stop9h 44m
$515
BellinghamBoise
BLI Bellingham - BOI Boise Air Term. Gowen Fld
BLIBOI
Bellingham
Fri 11/13
7:29 pm-9:07 am
1 stop12h 38m
Boise Air Term. Gowen Fld
Fri 11/20
2:22 pm-11:38 am
2 stops22h 16m
$519
BellinghamBoise
BLI Bellingham - BOI Boise Air Term. Gowen Fld
BLIBOI
Bellingham
Thu 12/17
8:19 am-3:44 pm
2 stops6h 25m
Boise Air Term. Gowen Fld
Sat 12/19
1:03 pm-6:40 pm
1 stop6h 37m
$584
BellinghamBoise
BLI Bellingham - BOI Boise Air Term. Gowen Fld
BLIBOI
Bellingham
Tue 10/6
7:18 pm-11:59 pm
1 stop3h 41m
Boise Air Term. Gowen Fld
Sat 10/10
12:58 pm-6:38 pm
1 stop6h 40m
$665
BellinghamBoise
BLI Bellingham - BOI Boise Air Term. Gowen Fld
BLIBOI
Bellingham
Sun 9/27
4:59 pm-1:55 pm
1 stop19h 56m
Boise Air Term. Gowen Fld
Sun 10/4
2:50 pm-12:10 pm
1 stop22h 20m
$737
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Bellingham to Boise
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 Boise 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-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bellingham-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bellingham-Boise flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bellingham-Boise 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-Boise 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 Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from Bellingham with our price prediction graph.
BLI-BOI
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 Boise
Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated September 23, 2026.
See what other customers who have flown with Alaska Airlines from Bellingham to Boise have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.0
Boarding
8.1
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 Boise. 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 Boise?
Book flights to Boise if you plan to visit one of these locationsOntario
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Nampa
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Other flights to Boise
Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
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Bellingham and Boise flights
Browse other Bellingham and Boise flight options. Last updated on September 23, 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 23, 2026.
Popular flight searches
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Top airline flying from Bellingham to Boise
Discover the top airline that operate flights from Bellingham to Boise. 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 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$224 | Average$376 | FlexibilityNo cancel fee | On-time75% |