In terms of precipitation, rainfall in Helena ranges from 0.3 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Helena when rainfall is around 0.3 in.

If weather is an important factor for your trip to Helena, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest time of day to fly from ND to HLN?

When flying from North Dakota to Helena, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Helena from North Dakota?

Most people fly into Helena (HLN) if they book a flight to Helena from North Dakota. Helena is conveniently located just 2.7 mi from Helena’s city center.

Can I find deals for flights from North Dakota to Helena that include hotel bookings?

Yes. In addition to deals on North Dakota to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from North Dakota to Helena?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from North Dakota to Helena.

Can I find deals for business class flights from North Dakota to Helena?

Yes. Cheapflights offers flight deals from North Dakota to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$756+ Flights from North Dakota to Helena

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Cheap flight deals from North Dakota to Helena

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Cheapest flights from North Dakota to Helena
Explore the most affordable flight options available from North Dakota to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

Tue 2/106:25 pm

JMS

HLN

1 stop20h 16m

United Airlines

Sat 2/142:25 pm

HLN

JMS

1 stop19h 20m

United Airlines

Deal found 2/3

$756

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Have a flexible travel schedule? Discover the best time to fly to Helena from North Dakota with our price prediction graph.

JMS-HLN

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Everything you need to know about your flight from North Dakota to Helena

USND-HLN

JMS-HLN

What is the cheapest month to book a flight from North Dakota to Helena?

Currently, April is the cheapest month in which you can book a flight from North Dakota to Helena (average of $267). Flying from North Dakota to Helena in July is currently the most expensive (average of $381). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

What airport do you fly into for flights to Helena from North Dakota?
Most people fly into Helena (HLN) if they book a flight to Helena from North Dakota. Helena is conveniently located just 2.7 mi from Helena’s city center.
Can I find deals for flights from North Dakota to Helena that include hotel bookings?
Yes. In addition to deals on North Dakota to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from North Dakota to Helena?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from North Dakota to Helena.
Can I find deals for business class flights from North Dakota to Helena?
Yes. Cheapflights offers flight deals from North Dakota to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from North Dakota to Helena?
Currently, April is the cheapest month in which you can book a flight from North Dakota to Helena (average of $267). Flying from North Dakota to Helena in July is currently the most expensive (average of $381). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top airline flying from North Dakota to Helena

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$305	Average$539	FlexibilityNo cancel fee	On-time69%

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$756+ Cheap flights from North Dakota to Helena (HLN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from North Dakota to Helena

Cheapest flights from North Dakota to HelenaExplore the most affordable flight options available from North Dakota to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

Explore the most affordable flight options available from North Dakota to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

Last-minute flights from North Dakota to HelenaDiscover last-minute flight deals from North Dakota to Helena. Data last updated February 4, 2026 and is based on user searches.

Discover last-minute flight deals from North Dakota to Helena. Data last updated February 4, 2026 and is based on user searches.

Find flight deals from North Dakota to Helena

Keep the following information in mind while searching for North Dakota to Helena flight deals. Data was last updated February 4, 2026.

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Best time to book a flight from North Dakota to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from North Dakota with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from North Dakota to Helena

What is the cheapest month to book a flight from North Dakota to Helena?

Related info for your journey

Find useful and relevant information for your journey from North Dakota to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Helena from North Dakota?

Can I find deals for flights from North Dakota to Helena that include hotel bookings?

How can I find direct flights from North Dakota to Helena?

Can I find deals for business class flights from North Dakota to Helena?

What is the cheapest month to book a flight from North Dakota to Helena?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for North Dakota to Helena

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Complete your trip

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Cheapest flights from North Dakota to Helena
Explore the most affordable flight options available from North Dakota to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

Last-minute flights from North Dakota to Helena
Discover last-minute flight deals from North Dakota to Helena. Data last updated February 4, 2026 and is based on user searches.