HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Helena

$478+ 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — HLN
feb. 14 — feb. 211
sáb. 2/14
sáb. 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dayton to Helena 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 Dayton to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) to Helena (HLN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 15, 2026.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$478
(United Airlines)
Provider with most accurate pricing for Dayton-Helena flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dayton-Helena flights.
Search Deals
From Dayton to Helena
Search Deals

Find flight deals from Dayton to Helena

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 enero 15, 2026.

This United Airlines deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/309:05 am
DAY
-
HLN
2 stops30h 36m
United Airlines
mié. 2/42:27 pm
HLN
-
DAY
1 stop6h 12m
United Airlines
Deal found 1/14$478
This United Airlines deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 1/272:04 pm
DAY
-
HLN
2 stops9h 22m
United Airlines
sáb. 1/316:15 am
HLN
-
DAY
2 stops8h 49m
United Airlines
Deal found 1/13$495

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dayton to Helena that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 15, 2026.
Use the filters below to find and compare flights from Dayton to Helena that are best for you.

Fly from

Dayton

Fly to

Helena

Route

Depart

Return

Price

DaytonHelena

DAY - HLN

DAYHLN

Dayton

vie. 1/30

9:05 am-1:41 pm

2 stops30h 36m

Helena

mié. 2/4

2:27 pm-10:39 pm

1 stop6h 12m

$478

DaytonHelena

DAY - HLN

DAYHLN

Dayton

mar. 1/27

2:04 pm-9:26 pm

2 stops9h 22m

Helena

sáb. 1/31

6:15 am-5:04 pm

2 stops8h 49m

$495

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

  • 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 June is currently the most expensive (average of $298). 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

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?

    Departing from Dayton to Helena will take you 30h 36m. 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 June is currently the most expensive (average of $298). 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

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 Dayton to Helena

See prices for flight routes from nearby airports that may be better suited for you.
Detroit to Bozeman flights
Pittsburgh to Bozeman flights
Cleveland to Bozeman flights
Cincinnati to Missoula flights
Cincinnati to Bozeman flights
Pittsburgh to Kalispell flights
Columbus to Bozeman flights
Cleveland to Kalispell flights
Columbus to Missoula flights
Columbus to Kalispell flights
Detroit to Kalispell flights
Detroit to Missoula flights
Cincinnati to Kalispell flights
Cleveland to Missoula flights
Detroit to Billings flights
Detroit to Helena flights
Dayton to Billings flights
Cleveland to Great Falls flights
Pittsburgh to Helena flights
Cleveland to West Yellowstone flights
Cincinnati to Great Falls flights
Cleveland to Billings flights
Akron to Billings flights
Pittsburgh to West Yellowstone flights
Dayton to Missoula flights
Detroit to Butte flights
Akron to Bozeman flights
Pittsburgh to Missoula flights
Pittsburgh to Great Falls flights
Dayton to Bozeman flights
Cincinnati to Butte flights
Akron to Kalispell flights
Pittsburgh to Billings flights
Columbus to Billings flights
Cincinnati to Billings flights
Dayton to Kalispell flights
Detroit to Cody flights
Columbus to Cody flights
Columbus to Great Falls flights
Cleveland to Cody flights
Columbus to Helena flights
Columbus to Butte flights
Dayton to Great Falls flights
Erie to Bozeman flights
Detroit to Great Falls flights
Cincinnati to Cody flights
Pittsburgh to Cody flights
Cleveland to Butte flights
Akron to Missoula flights
Columbus to West Yellowstone flights

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.