Cheap flights from Boston to Helena (BOS - HLN)

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How to find the cheapest flight from
Boston (BOS) to Helena (HLN)

All the information you need to plan the best BOS to HLN flight in 2021: compare Boston to Helena flight prices with the expected peak season, weather and rainfall in Helena.
BOS - HLN
Price
$374 - $699
HLN
Temperature
21.2 - 69.8 °F
HLN
Precipitation
0.3 - 2.1 inches

Popular in

December

High demand for flights, 22% potential price rise

Cheapest in

March

Best time to find cheap flights, 32% potential price drop

Round-trip from

$374

From Boston Logan Intl to Helena

One-way from

$213

One-way flight from Boston Logan Intl to Helena

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Boston to Helena (BOS - HLN)?

When flying from Boston to Helena, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 25% versus a flight at noon.

What is the cheapest month to fly from Boston to Helena?

Our data shows that March tends to be the cheapest month to fly to Helena from Boston. Users have commonly found prices around $548 for the month, but tickets can be as low as $329. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest day to fly round-trip from Boston to Helena?

Sunday is generally a great day to depart. Flying on this day could help you save up to 48%.

Cheap flights from Boston to Helena in December, January 2022

The best prices found for BOS to HLN flights for December, January
15 Jan - 22 Jan
$337pp
BOS
Boston Logan Intl
United Airlines
 
1 STOP
HLN
Helena
HLN
Helena
United Airlines
 
1 STOP
BOS
Boston Logan Intl
29 Jan - 2 Feb
$341pp
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
HLN
Helena
HLN
Helena
Delta
   
2 STOPS
BOS
Boston Logan Intl
4 Jan - 18 Jan
$365pp
BOS
Boston Logan Intl
United Airlines
   
2 STOPS
HLN
Helena
HLN
Helena
United Airlines
 
1 STOP
BOS
Boston Logan Intl

Boston Logan Intl to Helena 2022 flight deals

Cheap flights to Helena from Boston found for this year
26 Dec - 31 Dec
$1,554pp
BOS
Boston Logan Intl
Alaska Airlines
 
1 STOP
HLN
Helena
HLN
Helena
Alaska Airlines
 
1 STOP
BOS
Boston Logan Intl

One-way flights to Helena from Boston

The cheapest one-way flights from Boston to Helena
10:15 am - 4:18 pm
United Airlines
1 Stop
8h 03m
BOS - HLN
United Airlines
$213
United
3:32 pm - 10:20 am
Multiple Airlines
3 Stops
20h 48m
BOS - HLN
Multiple Airlines
$236
Kiwi.com
8:00 am - 5:39 pm
Delta
2 Stops
11h 39m
BOS - HLN
Delta
$603
Delta

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Boston</span> to <span class="emphasized">Helena</span> flights.

Flight FAQs

From Boston to Helena

Which airlines flying from Boston Logan Intl to Helena have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Boston Logan Intl to Helena that may be offering flexible cancellation policies are Delta, United Airlines, and Alaska Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Boston to Helena for under $400 on Cheapflights?

Yes, there are multiple flights from Boston to Helena for under $400. The cheapest flight booked recently is on United Airlines for just $337, but on average you can expect to pay $385.

What are the cheapest airlines flying from Boston to Helena round-trip?

Currently priced at $337, United Airlines will fly you from Boston to Helena and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Alaska Airlines for as low as $414. These flights start at 38% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Boston to Helena one-way?

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $169. Alaska Airlines flights start at $188 while deals on Delta start at $192 one-way.

What are the cheapest flights from Boston to Helena?

Looking at all options, your cheapest flight can be booked for $206. While the most popular route (Boston Logan Intl - Helena) can be booked for $354 on average our data indicates $323 when flying from Boston to Helena.

What are the most popular airlines that fly from Boston to Helena?

Before booking your flight from Boston to Helena check out the most popular airlines for this route: Alaska Airlines, Delta or United Airlines.

COVID Restrictions

View COVID Travel Restrictions for Helena, MT

Do I need a COVID test to fly to Helena from Boston?

Information is based on travel restrictions for travel to Helena within the United States

Most visitors from Boston Logan Intl need to provide a negative COVID-19 test result and/or quarantine to enter Helena.

COVID-19 testing requirements
Visitors from Boston Logan Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Helena.

Quarantine requirements
Visitors from Boston Logan Intl are not required to quarantine after entering Helena.

Do I need a test to fly back to Boston from Helena?

Returning to Boston Logan Intl from Helena

COVID-19 testing requirements
Visitors from Helena must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Boston Logan Intl.

Quarantine requirements
Visitors from Helena are not required to quarantine after entering Boston Logan Intl.

Hide COVID Travel Restrictions for Helena, MT

Alternative routes for Boston to Helena

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Helena

Things to know before you go - useful duration and weather info for your trip from Boston to Helena.
Average temperature for December in Helena
35.6 °F
Avg rainfall for December in Helena
0.4 ″

Airports servicing Boston

Airports servicing Helena

Top 3 airlines flying from Boston Logan Intl to Helena

The chart below displays the airlines Cheapflights users traveling from Boston to Helena choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta
$209 $581 No cancel fee N/A
Alaska Airlines
$229 $374 No cancel fee 75%
United Airlines
$252 $543 No cancel fee 69%
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