How long is the flight from Dayton to Helena?

Departing from Dayton to Helena will take you 6h 46m. The distance from Dayton to Helena is about 1462 mi.

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 DAY to HLN?

When flying from Dayton 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.

Most accurate provider : When it comes to deals on Dayton-Helena flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Dayton-Helena flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Dayton-Helena flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Dayton-Helena flights, Cheapflights users trust Expedia the most. Expedia 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 Dayton-Helena flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Dayton to Helena?

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

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

Yes. Cheapflights offers flight deals from Dayton 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.

$349+ Flights from Dayton to Helena

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Cheapest flights from Dayton to Helena
Explore the most affordable flight options available from Dayton to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

mié. 12/109:01 amDAY - HLN

1 stop6h 46mUnited Airlines

sáb. 12/132:30 pmHLN - DAY

1 stop5h 59mUnited Airlines

Deal found 10/27

$349

sáb. 11/18:55 amDAY - HLN

1 stop6h 32mUnited Airlines

sáb. 11/82:22 pmHLN - DAY

1 stop5h 53mUnited Airlines

Deal found 10/28

$499

mar. 12/238:45 amDAY - HLN

1 stop7h 00mUnited Airlines

mar. 12/302:26 pmHLN - DAY

1 stop5h 56mUnited Airlines

Deal found 10/28

$937

mar. 12/2311:59 amDAY - HLN

2 stops12h 31mDelta

mar. 12/305:30 amHLN - DAY

2 stops11h 31mDelta

Deal found 10/28

$3,828

Best flights from Dayton to Helena
Discover carefully curated flight deals from Dayton to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 28, 2025.

mié. 12/109:01 amDAY - HLN

1 stop6h 46mUnited Airlines

sáb. 12/132:30 pmHLN - DAY

1 stop5h 59mUnited Airlines

Deal found 10/25

$349

mar. 12/2311:59 amDAY - HLN

2 stops12h 31mDelta

mar. 12/305:30 amHLN - DAY

2 stops11h 31mDelta

Deal found 10/28

$3,828

Last-minute flights from Dayton to Helena
Discover last-minute flight deals from Dayton to Helena. Data last updated octubre 28, 2025 and is based on user searches.

sáb. 11/18:55 amDAY - HLN

1 stop6h 32mUnited Airlines

sáb. 11/82:22 pmHLN - DAY

1 stop5h 53mUnited Airlines

Deal found 10/28

$499

Cheap flight deals from Dayton to Helena

Most accurate provider	Expedia 2 stars
Most trusted provider	Expedia 3 stars
Round-trip from	$349 (United Airlines)

Provider with most accurate pricing for Dayton-Helena flight deals.

Search Deals

Provider most trusted by Cheapflights users for Dayton-Helena flights.

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From Dayton to Helena

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

DaytonHelena

DAY - HLN

DAYHLN

Dayton

mié. 12/10

9:01 am-1:47 pm

1 stop6h 46m

Helena

sáb. 12/13

2:30 pm-10:29 pm

1 stop5h 59m

$349

DaytonHelena

DAY - HLN

DAYHLN

Dayton

mar. 12/23

11:59 am-10:30 pm

2 stops12h 31m

Helena

mar. 12/30

5:30 am-7:01 pm

2 stops11h 31m

$3,828

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Most accurate provider: When it comes to deals on Dayton-Helena flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Dayton-Helena flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Dayton-Helena flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Dayton-Helena flights, Cheapflights users trust Expedia the most. Expedia 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 Dayton-Helena 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 Dayton to Helena

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

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 Dayton to Helena

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

Currently, August is the cheapest month in which you can book a flight from Dayton to Helena (average of $149). Flying from Dayton to Helena in March is currently the most expensive (average of $347). 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

How long is the flight from Dayton to Helena?
Departing from Dayton to Helena will take you 6h 46m. The distance from Dayton to Helena is about 1462 mi.
Can I find deals for flights from Dayton to Helena that include hotel bookings?
Yes. In addition to deals on Dayton to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dayton to Helena?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dayton to Helena.
Can I find deals for business class flights from Dayton to Helena?
Yes. Cheapflights offers flight deals from Dayton 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 Dayton to Helena?
Currently, August is the cheapest month in which you can book a flight from Dayton to Helena (average of $149). Flying from Dayton to Helena in March is currently the most expensive (average of $347). 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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$349+ Cheap flights from Dayton to Helena (DAY - 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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dayton to Helena with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Dayton to Helena

Cheapest flights from Dayton to HelenaExplore the most affordable flight options available from Dayton to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

Explore the most affordable flight options available from Dayton to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

Cheap flight deals from Dayton to Helena

Most accurate provider

Most trusted provider

Round-trip from

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Use the filters below to find and compare flights from Dayton to Helena that are best for you.

Best time to book a flight from Dayton to Helena

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

Cheapflights Insights

Everything you need to know about your flight from Dayton to Helena

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

Related info for your journey

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

How long is the flight from Dayton to Helena?

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

How can I find direct flights from Dayton to Helena?

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

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

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Cheapest flights from Dayton to Helena
Explore the most affordable flight options available from Dayton to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.