$265+ Cheap flights from Helena to Boston (HLN - BOS)
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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BOS
Mai 28 — Jun 41
Round-trip
1 adult, Economy
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Cheapest flights from Helena to BostonExplore the most affordable flight options available from Helena to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
Explore the most affordable flight options available from Helena to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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.
Mo 10/194:08 pm
HLN
- BOS
1 stop13h 54m
Alaska Airlines
Sa 10/247:20 am
BOS
- HLN
1 stop10h 11m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Di 6/24:43 pm
HLN
- BOS
1 stop12h 58m
Alaska Airlines
Do 6/117:03 am
BOS
- HLN
1 stop11h 29m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$419
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Mo 10/124:08 pm
HLN
- BOS
1 stop13h 54m
Alaska Airlines
Sa 10/177:20 am
BOS
- HLN
1 stop10h 11m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 4/27. 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.
Fr 5/225:45 am
HLN
- BOS
2 stops12h 16m
Delta
Mo 5/256:10 am
BOS
- HLN
1 stop8h 13m
Delta
Deal found 4/27![Delta logo]()
$459
This Delta deal was found by Cheapflights users on 4/25. 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.
Di 6/25:45 am
HLN
- BOS
2 stops11h 30m
Delta
Do 6/112:50 pm
BOS
- HLN
2 stops9h 41m
Delta
Deal found 4/25![Delta logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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.
Sa 5/304:43 pm
HLN
- BOS
2 stops35h 37m
Alaska Airlines
Do 6/47:11 pm
BOS
- HLN
1 stop22h 55m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$486
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Fr 5/224:43 pm
HLN
- BOS
1 stop12h 58m
Alaska Airlines
Fr 5/297:20 am
BOS
- HLN
1 stop10h 46m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$509
Best flights from Helena to BostonDiscover carefully curated flight deals from Helena to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
Discover carefully curated flight deals from Helena to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Di 6/24:43 pm
HLN
- BOS
1 stop12h 58m
Alaska Airlines
Do 6/117:03 am
BOS
- HLN
1 stop11h 29m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 4/25. 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.
Di 6/21:03 pm
HLN
- BOS
1 stop8h 55m
Delta
Do 6/112:50 pm
BOS
- HLN
2 stops9h 41m
Delta
Deal found 4/25![Delta logo]()
$459
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Sa 5/96:22 pm
HLN
- BOS
1 stop10h 50m
Alaska Airlines
Mi 5/134:48 pm
BOS
- HLN
1 stop25h 18m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 4/24. 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.
Sa 5/91:03 pm
HLN
- BOS
2 stops10h 25m
Delta
Mi 5/136:10 am
BOS
- HLN
1 stop8h 13m
Delta
Deal found 4/24![Delta logo]()
$489
This Alaska Airlines deal was found by Cheapflights users on 4/26. 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.
Mo 10/124:08 pm
HLN
- BOS
1 stop13h 54m
Alaska Airlines
Sa 10/177:20 am
BOS
- HLN
1 stop10h 11m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$449
This Alaska Airlines deal was found by Cheapflights users on 4/26. 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.
Sa 5/304:43 pm
HLN
- BOS
2 stops35h 37m
Alaska Airlines
Do 6/47:11 pm
BOS
- HLN
1 stop22h 55m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$486
Last-minute flights from Helena to BostonDiscover last-minute flight deals from Helena to Boston. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from Helena to Boston. Data last updated April 28, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 5/76:15 am
HLN
- BOS
2 stops11h 39m
United Airlines
Di 5/127:09 am
BOS
- HLN
1 stop8h 29m
United Airlines
Deal found 4/25![United Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 4/25. 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.
Fr 5/81:03 pm
HLN
- BOS
1 stop8h 55m
Delta
So 5/106:10 am
BOS
- HLN
1 stop8h 13m
Delta
Deal found 4/25![Delta logo]()
$529
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Sa 5/96:22 pm
HLN
- BOS
1 stop10h 50m
Alaska Airlines
Mi 5/134:48 pm
BOS
- HLN
1 stop25h 18m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 4/24. 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.
Sa 5/91:03 pm
HLN
- BOS
2 stops10h 25m
Delta
Mi 5/136:10 am
BOS
- HLN
1 stop8h 13m
Delta
Deal found 4/24![Delta logo]()
$489
This Delta deal was found by Cheapflights users on 4/27. 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.
Fr 5/225:45 am
HLN
- BOS
2 stops12h 16m
Delta
Mo 5/256:10 am
BOS
- HLN
1 stop8h 13m
Delta
Deal found 4/27![Delta logo]()
$459
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Fr 5/224:43 pm
HLN
- BOS
1 stop12h 58m
Alaska Airlines
Fr 5/297:20 am
BOS
- HLN
1 stop10h 46m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$509
This Delta deal was found by Cheapflights users on 4/24. 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.
Fr 5/225:45 am
HLN
- BOS
2 stops12h 16m
Delta
Fr 5/296:10 am
BOS
- HLN
1 stop8h 13m
Delta
Deal found 4/24![Delta logo]()
$519
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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.
Sa 5/304:43 pm
HLN
- BOS
2 stops35h 37m
Alaska Airlines
Do 6/47:11 pm
BOS
- HLN
1 stop22h 55m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$486
One-way flights from Helena to BostonSearch for one-way flight options from Helena to Boston. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
Search for one-way flight options from Helena to Boston. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 7/2112:55 pm
HLN
- BOS
2 stops10h 25m
Delta
Deal found 4/23![Delta logo]()
$265
This United Airlines deal was found by Cheapflights users on 4/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 5/72:30 pm
HLN
- BOS
1 stop7h 29m
United Airlines
Deal found 4/25![United Airlines logo]()
$285
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Di 7/215:09 pm
HLN
- BOS
1 stop12h 31m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$290
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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.
Mo 9/285:18 pm
HLN
- BOS
1 stop28h 39m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 4/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 9/232:29 pm
HLN
- BOS
1 stop7h 13m
United Airlines
Deal found 4/25![United Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 4/25. 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.
Mi 9/2312:50 pm
HLN
- BOS
2 stops10h 16m
Delta
Deal found 4/25![Delta logo]()
$345
This United Airlines deal was found by Cheapflights users on 4/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 9/302:35 pm
HLN
- BOS
1 stop13h 23m
United Airlines
Deal found 4/25![United Airlines logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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.
Do 9/245:18 pm
HLN
- BOS
1 stop28h 39m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$362
This United Airlines deal was found by Cheapflights users on 4/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 7/212:20 pm
HLN
- BOS
1 stop7h 24m
United Airlines
Deal found 4/25![United Airlines logo]()
$380
Find flight deals from Helena to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Boston (BOS). 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 April 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $389 (Alaska Airlines) |
One-way from | $265 (Delta) |
Popular in | October |
Cheapest in | April |
Average price | $200 |
Cheapflights Fare Finder
Customize your flight search to find flights from Helena to Boston 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 28, 2026.
Use the filters below to find and compare flights from Helena to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HelenaBoston
HLN - BOS
HLNBOS
Helena
Di 6/2
4:43 pm-7:41 am
1 stop12h 58m
Boston Logan Intl
Do 6/11
7:03 am-4:32 pm
1 stop11h 29m
$419
HelenaBoston
HLN - BOS
HLNBOS
Helena
Sa 5/9
6:22 pm-7:12 am
1 stop10h 50m
Boston Logan Intl
Mi 5/13
4:48 pm-4:06 pm
1 stop25h 18m
$449
HelenaBoston
HLN - BOS
HLNBOS
Helena
Mo 10/12
4:08 pm-8:02 am
1 stop13h 54m
Boston Logan Intl
Sa 10/17
7:20 am-3:31 pm
1 stop10h 11m
$449
Quickest round-trip
HelenaBoston
HLN - BOS
HLNBOS
Helena
Di 6/2
1:03 pm-11:58 pm
1 stop8h 55m
Boston Logan Intl
Do 6/11
2:50 pm-10:31 pm
2 stops9h 41m
$459
HelenaBoston
HLN - BOS
HLNBOS
Helena
Sa 5/30
4:43 pm-6:20 am
2 stops35h 37m
Boston Logan Intl
Do 6/4
7:11 pm-4:06 pm
1 stop22h 55m
$486
HelenaBoston
HLN - BOS
HLNBOS
Helena
Sa 5/9
1:03 pm-1:28 am
2 stops10h 25m
Boston Logan Intl
Mi 5/13
6:10 am-12:23 pm
1 stop8h 13m
$489
Cheapest one-way
HelenaBoston
HLN - BOS
HLNBOS
Helena
Di 7/21
12:55 pm-1:20 am
2 stops10h 25m
$265
HelenaBoston
HLN - BOS
HLNBOS
Helena
Di 7/21
5:09 pm-7:40 am
1 stop12h 31m
$290
Quickest one-way
HelenaBoston
HLN - BOS
HLNBOS
Helena
Di 9/29
12:50 pm-1:06 am
2 stops10h 16m
$293
HelenaBoston
HLN - BOS
HLNBOS
Helena
Mo 9/28
5:18 pm-11:57 pm
1 stop28h 39m
$327
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Helena to Boston
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 Boston in April.
| 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-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helena-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Helena-Boston 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-Boston 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 Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Helena with our price prediction graph.
HLN-BOS
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 Helena to Boston
Reviews of airlines servicing Boston
Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated April 28, 2026.
Read through reviews of airlines operating flights from Helena to Boston, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Crew
8.1
Entertainment
7.1
Food
6.6
Comfort
7.3
Overall
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Boarding
7.7
Crew
8.1
Entertainment
7.1
Food
6.6
Comfort
7.3
Overall
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Related info for your journey
Find useful and relevant information for your journey from Helena to Boston. 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 Boston?
Book flights to Boston if you plan to visit one of these locationsMedford
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Cranston
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Warwick
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Seabrook
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy
Waltham
Lowell
Braintree
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Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2026.
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Helena and Boston flights
Browse other Helena and Boston flight options. Last updated on April 28, 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 April 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Helena to Boston
Discover the top airline that operate flights from Helena to Boston. 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 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$219 | Average$704 | FlexibilityNo cancel fee | On-time69% |