$303+ Cheap flights from Bellingham to Helena (BLI - HLN)
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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — HLN
févr. 26 — mars 51
1 adult, Economy
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Cheapest flights from Bellingham to HelenaExplore the most affordable flight options available from Bellingham to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 27, 2026.
Explore the most affordable flight options available from Bellingham to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 27, 2026.
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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.
sam. 2/285:04 pm
BLI
- HLN
1 stop21h 55m
Alaska Airlines
mer. 3/44:36 pm
HLN
- BLI
1 stop19h 37m
Alaska Airlines
Deal found 1/26![Alaska Airlines logo]()
$303
Find flight deals from Bellingham to Helena
Discover tips and strategies to find the most affordable flight options for your journey from Bellingham (BLI) to Helena (HLN). 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 janvier 27, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $303 (Alaska Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Bellingham to Helena 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 janvier 27, 2026.
Use the filters below to find and compare flights from Bellingham to Helena that are best for you.
Fly from
Bellingham
Fly to
Helena
Route
Depart
Return
Price
BellinghamHelena
BLI - HLN
BLIHLN
Bellingham
sam. 2/28
5:04 pm-3:59 pm
1 stop21h 55m
Helena
mer. 3/4
4:36 pm-11:13 am
1 stop19h 37m
$303
- Most accurate provider: When it comes to deals on Bellingham-Helena flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Bellingham-Helena flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Bellingham-Helena flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bellingham-Helena flights, Cheapflights users trust Expedia the most. Expedia 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-Helena 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 Helena
Have a flexible travel schedule? Discover the best time to fly to Helena from Bellingham with our price prediction graph.
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.