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Helena

$345+ Cheap flights from Dayton to Helena (DAY - HLN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — HLN
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap 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 January 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 2/109:50 am
DAY
-
HLN
2 stops13h 36m
United Airlines
Sat 2/142:25 pm
HLN
-
DAY
1 stop6h 02m
United Airlines
Deal found 1/26$424
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 1/275:47 pm
DAY
-
HLN
2 stops29h 39m
United Airlines
Sat 1/312:27 pm
HLN
-
DAY
1 stop6h 12m
United Airlines
Deal found 1/26$698

Find 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 January 27, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$424
(United Airlines)

One-way from

$345
(United Airlines)
Provider with most accurate pricing for Dayton-Helena flight deals.
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Provider most trusted by Cheapflights users for Dayton-Helena flights.
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From Dayton to Helena
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One-way flight from Dayton to Helena
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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 January 27, 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

Tue 2/10

9:50 am-9:26 pm

2 stops13h 36m

Helena

Sat 2/14

2:25 pm-10:27 pm

1 stop6h 02m

$424

DaytonHelena

DAY - HLN

DAYHLN

Dayton

Thu 2/19

8:35 am-1:40 pm

1 stop7h 05m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

  • 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% 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 $151). 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 13h 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 $151). 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

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