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Helena

$622+ Cheap flights from Rochester, MN to Helena (RST - 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
RST — HLN
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
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Cheap flight deals from Rochester to Helena

Cheapest flights from Rochester to Helena
Explore the most affordable flight options available from Rochester to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2026.

This United Airlines deal was found by Cheapflights users on 3/9. 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.
Wed 5/68:22 am
RST
-
HLN
2 stops14h 24m
United Airlines
Sat 5/96:15 am
HLN
-
RST
2 stops11h 16m
United Airlines
Deal found 3/9$622
This Delta deal was found by Cheapflights users on 3/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/64:30 pm
RST
-
HLN
2 stops7h 04m
Delta
Thu 8/135:45 am
HLN
-
RST
2 stops9h 17m
Delta
Deal found 3/9$864

Find flight deals from Rochester to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Rochester (RST) 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 March 14, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$622
(United Airlines)
Provider with most accurate pricing for Rochester-Helena flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rochester-Helena flights.
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From Rochester to Helena
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Rochester 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 March 14, 2026.
Use the filters below to find and compare flights from Rochester to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RochesterHelena

RST - HLN

RSTHLN

Rochester

Wed 5/6

8:22 am-9:46 pm

2 stops14h 24m

Helena

Sat 5/9

6:15 am-6:31 pm

2 stops11h 16m

$622
Quickest round-trip

RochesterHelena

RST - HLN

RSTHLN

Rochester

Thu 8/6

4:30 pm-10:34 pm

2 stops7h 04m

Helena

Thu 8/13

5:45 am-4:02 pm

2 stops9h 17m

$864

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

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

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

What is the cheapest month to book a flight from Rochester, Minnesota to Helena?

Currently, July is the cheapest month in which you can book a flight from Rochester, Minnesota to Helena (average of $99). Flying from Rochester, Minnesota to Helena in March is currently the most expensive (average of $394). 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 Rochester 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 Rochester, Minnesota to Helena?

    Departing from Rochester, Minnesota to Helena will take you 14h 24m. Rochester, Minnesota and Helena are separated by a distance of 963 mi.

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

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

  • How can I find direct flights from Rochester to Helena?

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

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

    Yes. Cheapflights offers flight deals from Rochester 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 Rochester, Minnesota to Helena?

    Currently, July is the cheapest month in which you can book a flight from Rochester, Minnesota to Helena (average of $99). Flying from Rochester, Minnesota to Helena in March is currently the most expensive (average of $394). 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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