$353+ Cheap flights from Montana to Bellingham (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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — BLI
May 16 — May 231
Round-trip
1 adult, Economy
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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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Cheapest
Best
Last-minute
Cheapest flights from Montana to BellinghamExplore the most affordable flight options available from Montana to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2026.
Explore the most affordable flight options available from Montana to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/13. 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 5/294:43 pm
HLN
- BLI
1 stop8h 24m
Alaska Airlines
Mon 6/15:53 pm
BLI
- HLN
1 stop21h 13m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$353
This Alaska Airlines deal was found by Cheapflights users on 4/12. 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 4/306:22 pm
HLN
- BLI
1 stop6h 37m
Alaska Airlines
Mon 5/44:01 pm
BLI
- HLN
2 stops24h 44m
Alaska Airlines
Deal found 4/12![Alaska Airlines logo]()
$566
Best flights from Montana to BellinghamDiscover carefully curated flight deals from Montana to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 16, 2026.
Discover carefully curated flight deals from Montana to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 16, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/13. 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 5/294:43 pm
HLN
- BLI
1 stop8h 24m
Alaska Airlines
Mon 6/15:53 pm
BLI
- HLN
1 stop21h 13m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$353
This Alaska Airlines deal was found by Cheapflights users on 4/11. 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 4/306:22 pm
HLN
- BLI
1 stop6h 37m
Alaska Airlines
Mon 5/44:01 pm
BLI
- HLN
2 stops24h 44m
Alaska Airlines
Deal found 4/11![Alaska Airlines logo]()
$566
Last-minute flights from Montana to BellinghamDiscover last-minute flight deals from Montana to Bellingham. Data last updated April 16, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Bellingham. Data last updated April 16, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 4/12. 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 4/306:22 pm
HLN
- BLI
1 stop6h 37m
Alaska Airlines
Mon 5/44:01 pm
BLI
- HLN
2 stops24h 44m
Alaska Airlines
Deal found 4/12![Alaska Airlines logo]()
$566
This Alaska Airlines deal was found by Cheapflights users on 4/13. 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 5/294:43 pm
HLN
- BLI
1 stop8h 24m
Alaska Airlines
Mon 6/15:53 pm
BLI
- HLN
1 stop21h 13m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$353
Find flight deals from Montana to Bellingham
Keep the following information in mind while searching for Montana to Bellingham flight deals. Data was last updated April 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $353 (Alaska Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana 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 April 16, 2026.
Use the filters below to find and compare flights from Montana to Bellingham that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HelenaBellingham
HLN - BLI
HLNBLI
Helena
Fri 5/29
4:43 pm-12:07 am
1 stop8h 24m
Bellingham
Mon 6/1
5:53 pm-4:06 pm
1 stop21h 13m
$353
HelenaBellingham
HLN - BLI
HLNBLI
Helena
Thu 4/30
6:22 pm-11:59 pm
1 stop6h 37m
Bellingham
Mon 5/4
4:01 pm-5:45 pm
2 stops24h 44m
$566
Sorted by cheapest first
Best time to book a flight from Montana to Bellingham
Have a flexible travel schedule? Discover the best time to fly to Bellingham from Montana with our price prediction graph.
HLN-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.
Cheapflights Insights
Everything you need to know about your flight from Montana to Bellingham
USMT-BLI
HLN-BLI
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Montana 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 locationsBurlington
Mount Vernon
Ferndale
Blaine
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Montana and Bellingham flights
Browse other Montana and Bellingham flight options. Last updated on April 16, 2026.
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Top airline flying from Montana to Bellingham
Discover the top airline that operate flights from Montana 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 April 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$308 | Average$362 | FlexibilityNo cancel fee | On-time75% |