Cheap Flights from Boston Logan International to Helena

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Compare Boston Logan International to Helena flight deals

Find the cheapest month or even day of the year to fly to Helena

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Flight deals from Boston Logan International to Helena

Looking for a cheap last-minute deal or the best return flight from Boston Logan International to Helena? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Boston Logan International to Helena

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Boston Logan International to Helena flights are currently cheapest in October.

Boston Logan International to Helena: Alternative routes

Compare routes from Boston Logan International to Helena below. You may find an airport to fly into that's cheaper, faster, or easier than Helena.

Boston to Helena: Flight information

The things to know before you go.
Cheapest flight found396 €
Cheapest month to flyOctober

Finding cheap flights from Boston Logan International to Helena: Frequently asked questions

The best price we found for a return flight from Boston Logan International to Helena is 396 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Boston Logan International to Helena. But we found flights with one or more stops from 396 €.
As of June 2025, there are no flights flying from Boston Logan International to Helena.
The cheapest month to fly from Boston Logan International to Helena is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Boston Logan International Airport to Helena Airport on Thursday, 16 October 2025.
No airlines currently offer direct flights between Boston Logan International Airport and Helena Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Helena but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Helena is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta offers the cheapest flight tickets to Helena.

Travelling from Logan International Airport (BOS) to Helena Regional Airport (HLN): what you need to know

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Make sure you're at the airport on time to board your BOS to HLN flight.

  • Travelling during a peak month such as August? Public holidays and other popular seasons can mean longer queues and delays at airport checkpoints. Play it safe and get there up to four hours ahead of international flights and two hours before a domestic departure.

  • Break up your flight or take a detour to a new city with a stopover. Just uncheck 'Direct flights only' to see your options when searching for tickets from Logan International Airport to Helena Regional Airport. Many passengers pass through Denver International Airport on this route.

How to find the cheapest flights from Logan International Airport (BOS) to Helena Regional Airport (HLN)

  • At the moment, 429 € is the lowest price we've found for a one-way Logan International Airport to Helena Regional Airport flight. The best price for a return ticket is 396 €. Keep in mind that fares may change due to demand at the time of booking.

  • To pick up cheap tickets from BOS to HLN, book ahead. Airlines usually offer their most competitively priced fares when flights are first released.

  • The 'Whole month' search function shows you the cheapest flights from Logan International Airport to Helena Regional Airport throughout the entire month. It's a good way to find a bargain if your travel dates are flexible.

  • Stay on top of deals for cheap flights from BOS to HLN by setting up a Price Alert. You'll get an email or notification on the app when a new low fare is offered.

  • Select your preferred arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Logan International Airport to Helena Regional Airport.

Handy information about Logan International Airport (BOS)

  • You'll find BOS at One Harborside Drive.

  • Of the flights that depart from Logan International Airport, 73.94% arrive as scheduled at their destination.

  • Logan International Airport is about 5 kilometres from central Boston. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 10 minutes or so to arrive, depending on the traffic.

  • The journey on public transport takes about 25 minutes.

  • Taking an early flight from Logan International Airport to Helena Regional Airport? Avoid the hassle of rushing to the terminal (and get some extra shut-eye) by choosing one of these stays close to BOS:

Arriving at Helena Regional Airport (HLN)

  • The last thing you need is a long trip to your hotel if you're getting in late on a Logan International Airport to Helena Regional Airport flight. Check in to one of these accommodation options near HLN instead:

  • Follow your own route with a Helena Regional Airport rental car. Pick up your wheels from Budget, Enterprise or Avis and experience more of Helena and beyond.

  • To lock in the lowest rate, reserve your ride from Helena Regional Airport a few weeks in advance. Prices typically increase closer to your date of travel.

Getting from Helena Regional Airport (HLN) to central Helena

  • You'll find HLN at 2850 Mercer Loop.

  • Helena Regional Airport is approximately 6 kilometres from central Helena. Driving there takes about 15 minutes.

  • It'll take around 1 hour 50 minutes to get there by public transport.

When to fly to Helena Regional Airport (HLN)

  • The quietest month for a flight from Logan International Airport to Helena Regional Airport is February, while July is the busiest. Pick the best time to go to Helena based on whether you prefer a more relaxed vibe or a faster pace.

  • When reserving your flight from Logan International Airport to Helena Regional Airport, consider the type of weather you like. July is the warmest month in Helena, with the temperature ranging from 9ºC (48ºF) to 31ºC (88ºF).

  • If you want cooler conditions, look for a cheap ticket from BOS to HLN in December. Temperatures average between -15ºC (5ºF) and 2ºC (36ºF) then.

Explore more of United States

  • Spokane is just one of the many cities in United States waiting to be discovered after you've experienced Helena. Around 418 kilometres away to the west, check out popular attractions including Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

  • If you're interested in discovering another well-known destination in United States, consider Boise, roughly 467 kilometres south-west of Helena. Idaho State Capitol Building, Old Idaho Penitentiary and Zoo Boise are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.