How long is the flight from Helena to Dayton?

United Airlines can get you from Helena to Dayton in just under 5h 58m. Your travel time can differ by up to . The distance from Helena to Dayton is about 1462 mi.

In terms of precipitation, rainfall in Dayton ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit Dayton when rainfall is around 2.2 in.

If weather is an important factor for your trip to Dayton, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

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

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

Most trusted provider : When it comes to deals on Helena-Dayton 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 Helena-Dayton 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 Helena to Dayton that include hotel bookings?

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

How can I find direct flights from Helena to Dayton?

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

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

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

$669+ Flights from Helena to Dayton

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Helena to Dayton with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Helena to Dayton

Most accurate provider	Expedia 2 stars
Most trusted provider	Expedia 3 stars
Round-trip from	$669 (United Airlines)

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

Search Deals

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

Search Deals

From Helena to Dayton

Search Deals

Find flight deals from Helena to Dayton

Best flights from Helena to Dayton
Discover carefully curated flight deals from Helena to Dayton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 2, 2025.

Tue 3/102:30 pmHLN - DAY

1 stop5h 58mUnited Airlines

Wed 3/119:00 amDAY - HLN

1 stop6h 27mUnited Airlines

Deal found 10/30

$669

Fly from

Fly to

Route

Depart

Return

Price

HelenaDayton

HLN - DAY

HLNDAY

Helena

Tue 3/10

2:30 pm-10:28 pm

1 stop5h 58m

Dayton

Wed 3/11

9:00 am-1:27 pm

1 stop6h 27m

$669

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

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

Have a flexible travel schedule? Discover the best time to fly to Dayton from Helena 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 Helena to Dayton

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

Currently, May is the cheapest month in which you can book a flight from Helena to Dayton (average of $170). Flying from Helena to Dayton in February is currently the most expensive (average of $385). 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.

Reviews of airlines servicing Dayton

Peruse reviews from past customers who have flown with United Airlines from Helena to Dayton to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,997 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

8,997 reviews

United Airlines

7.4

Good

8,997 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

How long is the flight from Helena to Dayton?
United Airlines can get you from Helena to Dayton in just under 5h 58m. Your travel time can differ by up to . The distance from Helena to Dayton is about 1462 mi.
Can I find deals for flights from Helena to Dayton that include hotel bookings?
Yes. In addition to deals on Helena to Dayton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Helena to Dayton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to Dayton.
Can I find deals for business class flights from Helena to Dayton?
Yes. Cheapflights offers flight deals from Helena to Dayton 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 Helena to Dayton?
Currently, May is the cheapest month in which you can book a flight from Helena to Dayton (average of $170). Flying from Helena to Dayton in February is currently the most expensive (average of $385). 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.

See more FAQs

Huber Heights

Springfield

Troy

Xenia

Miamisburg

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Helena to Dayton

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$279	Average$579	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$669+ Cheap flights from Helena to Dayton (HLN - DAY)

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Helena to Dayton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Helena to Dayton

Most accurate provider

Most trusted provider

Round-trip from

Find flight deals from Helena to Dayton

Best flights from Helena to DaytonDiscover carefully curated flight deals from Helena to Dayton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 2, 2025.

Discover carefully curated flight deals from Helena to Dayton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 2, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Helena to Dayton

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

Cheapflights Insights

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

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

Reviews of airlines servicing Dayton

Peruse reviews from past customers who have flown with United Airlines from Helena to Dayton to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Helena to Dayton. 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 Helena to Dayton?

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

How can I find direct flights from Helena to Dayton?

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

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

Traveling to a place near Dayton?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Helena to Dayton

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

Top airline flying from Helena to Dayton

100% Free

Book with Flexibility

Travel Smart

Best flights from Helena to Dayton
Discover carefully curated flight deals from Helena to Dayton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 2, 2025.