$178+ Cheap flights from Helena to Boise (HLN - BOI)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BOI
Jun 7 — Jun 141
Round-trip
1 adult, Economy
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Find cheap flights from Helena to Boise with Cheapflights
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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 Helena to Boise
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Best
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Cheapest flights from Helena to BoiseExplore the most affordable flight options available from Helena to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 8, 2026.
Explore the most affordable flight options available from Helena to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 8, 2026.
This Delta deal was found by Cheapflights users on 5/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:45 am
HLN
- BOI
1 stop6h 29m
Delta
Sun 10/45:45 pm
BOI
- HLN
1 stop4h 49m
Delta
Deal found 5/5![Delta logo]()
$395
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:55 pm
HLN
- BOI
1 stop4h 57m
Delta
Thu 8/66:00 am
BOI
- HLN
1 stop6h 15m
Delta
Deal found 5/6![Delta logo]()
$447
This Expedia deal was found by Cheapflights users on 5/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:09 pm
HLN
- BOI
1 stop16h 34m
Alaska Airlines
Sat 7/116:23 am
BOI
- HLN
1 stop10h 09m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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 7/305:09 pm
HLN
- BOI
1 stop6h 55m
Alaska Airlines
Sat 8/17:37 am
BOI
- HLN
2 stops32h 55m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$545
This Alaska Airlines deal was found by Cheapflights users on 5/4. 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 10/25:18 pm
HLN
- BOI
2 stops19h 20m
Alaska Airlines
Sun 10/46:40 am
BOI
- HLN
1 stop9h 31m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$549
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/231:03 pm
HLN
- BOI
1 stop4h 47m
Delta
Wed 5/276:00 am
BOI
- HLN
1 stop6h 23m
Delta
Deal found 5/8![Delta logo]()
$575
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 5/224:43 pm
HLN
- BOI
1 stop7h 15m
Alaska Airlines
Tue 5/266:23 pm
BOI
- HLN
2 stops21h 43m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$579
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 5/214:43 pm
HLN
- BOI
1 stop7h 15m
Alaska Airlines
Mon 5/254:28 pm
BOI
- HLN
2 stops23h 38m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$629
This Expedia deal was found by Cheapflights users on 5/4. 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.
Tue 5/194:43 pm
HLN
- BOI
1 stop7h 15m
Alaska Airlines
Thu 5/218:13 am
BOI
- HLN
1 stop7h 53m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$637
Best flights from Helena to BoiseDiscover carefully curated flight deals from Helena to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 8, 2026.
Discover carefully curated flight deals from Helena to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 8, 2026.
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:45 am
HLN
- BOI
1 stop4h 28m
Delta
Sun 10/46:00 am
BOI
- HLN
1 stop6h 23m
Delta
Deal found 5/4![Delta logo]()
$395
This CheapOair deal was found by Cheapflights users on 5/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:09 pm
HLN
- BOI
1 stop6h 55m
Alaska Airlines
Sat 8/18:15 am
BOI
- HLN
1 stop8h 17m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$395
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:55 pm
HLN
- BOI
1 stop4h 57m
Delta
Thu 8/66:00 am
BOI
- HLN
1 stop6h 15m
Delta
Deal found 5/6![Delta logo]()
$447
This Expedia deal was found by Cheapflights users on 5/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:09 pm
HLN
- BOI
1 stop16h 34m
Alaska Airlines
Sat 7/116:23 am
BOI
- HLN
1 stop10h 09m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 5/4. 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 10/25:18 pm
HLN
- BOI
2 stops19h 20m
Alaska Airlines
Sun 10/46:40 am
BOI
- HLN
1 stop9h 31m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$549
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/231:03 pm
HLN
- BOI
1 stop4h 47m
Delta
Wed 5/276:00 am
BOI
- HLN
1 stop6h 23m
Delta
Deal found 5/8![Delta logo]()
$575
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 5/224:43 pm
HLN
- BOI
1 stop7h 15m
Alaska Airlines
Tue 5/266:23 pm
BOI
- HLN
2 stops21h 43m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$579
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 5/214:43 pm
HLN
- BOI
1 stop7h 15m
Alaska Airlines
Mon 5/254:28 pm
BOI
- HLN
2 stops23h 38m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$629
Last-minute flights from Helena to BoiseDiscover last-minute flight deals from Helena to Boise. Data last updated May 8, 2026 and is based on user searches.
Discover last-minute flight deals from Helena to Boise. Data last updated May 8, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 5/4. 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.
Tue 5/194:43 pm
HLN
- BOI
1 stop7h 15m
Alaska Airlines
Thu 5/218:13 am
BOI
- HLN
1 stop7h 53m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$637
This Expedia deal was found by Cheapflights users on 5/4. 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.
Tue 5/194:43 pm
HLN
- BOI
1 stop7h 15m
Alaska Airlines
Wed 5/2010:05 am
BOI
- HLN
1 stop6h 01m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$687
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 5/214:43 pm
HLN
- BOI
1 stop7h 15m
Alaska Airlines
Mon 5/254:28 pm
BOI
- HLN
2 stops23h 38m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$629
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 5/224:43 pm
HLN
- BOI
1 stop7h 15m
Alaska Airlines
Tue 5/266:23 pm
BOI
- HLN
2 stops21h 43m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$579
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/231:03 pm
HLN
- BOI
1 stop4h 47m
Delta
Wed 5/276:00 am
BOI
- HLN
1 stop6h 23m
Delta
Deal found 5/8![Delta logo]()
$575
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 5/234:43 pm
HLN
- BOI
2 stops22h 51m
Alaska Airlines
Tue 5/266:23 pm
BOI
- HLN
2 stops21h 43m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$654
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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 5/234:43 pm
HLN
- BOI
1 stop7h 15m
Alaska Airlines
Wed 5/277:00 am
BOI
- HLN
2 stops9h 06m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$689
One-way flights from Helena to BoiseSearch for one-way flight options from Helena to Boise. Find affordable one-way fares based on user searches. Data last updated May 8, 2026.
Search for one-way flight options from Helena to Boise. Find affordable one-way fares based on user searches. Data last updated May 8, 2026.
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/241:00 pm
HLN
- BOI
1 stop4h 52m
Delta
Deal found 5/6![Delta logo]()
$178
This CheapOair deal was found by Cheapflights users on 5/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:43 pm
HLN
- BOI
1 stop7h 15m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$288
This Alaska Airlines deal was found by Cheapflights users on 5/6. 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.
Wed 6/245:09 pm
HLN
- BOI
2 stops22h 26m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:45 am
HLN
- BOI
1 stop3h 47m
Delta
Deal found 5/6![Delta logo]()
$378
This Alaska Airlines deal was found by Cheapflights users on 5/6. 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.
Mon 5/184:43 pm
HLN
- BOI
2 stops24h 45m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$583
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 5/194:43 pm
HLN
- BOI
3 stops20h 08m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$796
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/245:09 pm
HLN
- BOI
3 stops27h 01m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$798
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/184:43 pm
HLN
- BOI
3 stops44h 08m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$922
Find flight deals from Helena to Boise
Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) 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 May 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $317 (Delta) |
One-way from | $178 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Helena 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 2,558,603 searches. Data last updated May 8, 2026.
Use the filters below to find and compare flights from Helena to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HelenaBoise
HLN - BOI
HLNBOI
Helena
Fri 10/2
5:45 am-10:13 am
1 stop4h 28m
Boise Air Term. Gowen Fld
Sun 10/4
6:00 am-12:23 pm
1 stop6h 23m
$395
HelenaBoise
HLN - BOI
HLNBOI
Helena
Thu 7/30
5:09 pm-12:04 am
1 stop6h 55m
Boise Air Term. Gowen Fld
Sat 8/1
8:15 am-4:32 pm
1 stop8h 17m
$395
HelenaBoise
HLN - BOI
HLNBOI
Helena
Tue 8/4
12:55 pm-5:52 pm
1 stop4h 57m
Boise Air Term. Gowen Fld
Thu 8/6
6:00 am-12:15 pm
1 stop6h 15m
$447
HelenaBoise
HLN - BOI
HLNBOI
Helena
Wed 7/1
5:09 pm-9:43 am
1 stop16h 34m
Boise Air Term. Gowen Fld
Sat 7/11
6:23 am-4:32 pm
1 stop10h 09m
$499
HelenaBoise
HLN - BOI
HLNBOI
Helena
Fri 10/2
5:18 pm-12:38 pm
2 stops19h 20m
Boise Air Term. Gowen Fld
Sun 10/4
6:40 am-4:11 pm
1 stop9h 31m
$549
HelenaBoise
HLN - BOI
HLNBOI
Helena
Sat 5/23
1:03 pm-5:50 pm
1 stop4h 47m
Boise Air Term. Gowen Fld
Wed 5/27
6:00 am-12:23 pm
1 stop6h 23m
$575
HelenaBoise
HLN - BOI
HLNBOI
Helena
Fri 5/22
4:43 pm-11:58 pm
1 stop7h 15m
Boise Air Term. Gowen Fld
Tue 5/26
6:23 pm-4:06 pm
2 stops21h 43m
$579
HelenaBoise
HLN - BOI
HLNBOI
Helena
Thu 5/21
4:43 pm-11:58 pm
1 stop7h 15m
Boise Air Term. Gowen Fld
Mon 5/25
4:28 pm-4:06 pm
2 stops23h 38m
$629
Cheapest one-way
Quickest one-way
HelenaBoise
HLN - BOI
HLNBOI
Helena
Wed 6/24
1:00 pm-5:52 pm
1 stop4h 52m
$178
HelenaBoise
HLN - BOI
HLNBOI
Helena
Tue 5/19
4:43 pm-11:58 pm
1 stop7h 15m
$288
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Helena 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 Helena to Boise in May.
| 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 Helena-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helena-Boise flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Helena-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 Helena-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 Helena to Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from Helena with our price prediction graph.
HLN-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 May 8, 2026.
Read through reviews of airlines operating flights from Helena to Boise, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.2
Crew
8.5
Comfort
7.9
Overall
7.9
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Food
7.2
Crew
8.5
Comfort
7.9
Overall
7.9
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Helena 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
Meridian
Nampa
Caldwell
McCall
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Helena and Boise flights
Browse other Helena and Boise flight options. Last updated on May 8, 2026.
Other flights from Helena
Browse through other flights departing from Helena. Flights are based on user searches made on Cheapflights and were last updated on May 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Helena to Boise
Discover the top airline that operate flights from Helena 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 2,558,603 searches. Data last updated May 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$280 | Average$686 | FlexibilityNo cancel fee | On-timeN/A |