Cheap Flights to Helena Airport (HLN)

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Flight deals to Helena

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

Find the cheapest time to fly to Helena

Flexible on travel dates? Find the cheapest month – or even day – to fly to Helena.

Airports near Helena

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

Frequently asked questions

Currently, there are no airlines that fly direct to Helena. But we found flights with one or more stops from 1.219 €.
The cheapest month to fly to Helena is usually August.
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.
No airlines currently offer direct flights between Ireland and Helena Airport. Most routes have one or more stops.
The best price we found for a return flight to Helena is 1.219 €. 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.
After crunching the numbers on our flight calendar, we found that the cheapest date to fly to Helena Airport is Saturday, 2 August 2025.
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.

Flying to Helena

The things to know before you go.
Cheapest flight found1.219 €
Cheapest month to flyAugust

Discover Helena

How to find cheap flights to Helena Regional Airport (HLN)

  • The cheapest price we've found for a one-way flight to Helena Regional Airport is 585 €. A return plane ticket to HLN is currently 1.219 €.

  • Set a Price Alert for tickets to HLN and avoid hitting refresh all day. We'll keep an eye on it for you, sending updates when fares drop.

  • It's typically recommended to book roughly six months before takeoff. This is when you're most likely to get the best price on tickets to Helena, where Helena Regional Airport is located.

  • Click on 'Add nearby airports' during your search for a better chance of landing cheap flights to Helena. Doing this will give you more options for where you begin and end your journey, along with different prices.

  • Search for plane tickets to Helena Regional Airport that include a stop. Taking the scenic route can be cheaper. Once your results appear, use the 'Stops' filter to browse your options.

Best time to go to Helena

  • May is generally the cheapest month to hop on a flight to Helena.

  • If you have flexible travel dates, try using the 'Whole month' tool. It'll show you the cheapest month, and even day of the year, for flights to HLN.

  • Fly to Helena in July if you prefer to be there when it's busy. This is the most popular month for flights to HLN, but also when fares are likely to cost more.

  • The quietest time of the year to travel is February. Lock in your plane tickets to Helena then and explore the top attractions at a more leisurely pace.

  • With averages of between 9ºC and 31ºC, July is when Helena is warmest. Plan your visit around your preferred weather conditions to make the most of your trip.

  • Ranging from -15ºC to 2ºC, December is when temperatures are lowest.

Travelling to Helena Regional Airport (HLN): what you need to know

Getting to central Helena from Helena Regional Airport (HLN)

Helena highlights

Montana State Capitol

  • Around 0.16 kilometres south-east of the city centre, this top sight should be on your list of must-visits. Start your adventure here after your flight to Helena Regional Airport.

Original Governor's Mansion

  • Always wanted to visit Original Governor's Mansion? Time to make it happen. It's roughly 0.32 kilometres south-east of central Helena.

Great Northern Carousel

  • Great Northern Carousel is sure to be a highlight on your visit. From the heart of Helena, it's located around 0.97 kilometres to the north.

Complete your trip with a Helena car hire

  • Check out our car rentals in Helena once you've booked your hotel and cheap flight to Helena Regional Airport. All the best deals are in one place, making it simple to compare prices and hit the road in your dream ride.

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