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Cheap flights to Cascade County

View €491 flight on Mon, 6 Jul 2026Opens in a new window

Flight 1

Flight 2

Popular airlines to Cascade County

  • Alaska Airlines

  • United

  • Delta

  • KLM

  • Air France

  • Virgin Atlantic

  • Korean Air

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Cheap round-trip flights to Cascade County

Prices were available within the past 7 days and start at €491 for one-way flights and €625 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 6 Jul - Wed, 15 Jul
LGA
New York
HLN
Helena
€625 Return, found 17 hours ago
€625
Return
found 17 hours ago
Select United flight, departing Mon, 6 Jul from New York to Helena, returning Wed, 15 Jul, priced at €625 found 17 hours ago
United
Mon, 6 Jul - Wed, 15 Jul
LGA
New York
HLN
Helena
€679 Return, found 17 hours ago
€679
Return
found 17 hours ago
Select United flight, departing Mon, 6 Jul from New York to Helena, returning Wed, 15 Jul, priced at €679 found 17 hours ago
United
Mon, 6 Jul - Wed, 15 Jul
LGA
New York
HLN
Helena
€684 Return, found 17 hours ago
€684
Return
found 17 hours ago
Select United flight, departing Mon, 6 Jul from New York to Helena, returning Wed, 15 Jul, priced at €684 found 17 hours ago
United
Mon, 6 Jul - Wed, 15 Jul
LGA
New York
HLN
Helena
€701 Return, found 17 hours ago
€701
Return
found 17 hours ago
Select United flight, departing Mon, 6 Jul from New York to Helena, returning Wed, 15 Jul, priced at €701 found 17 hours ago
United
Mon, 6 Jul - Wed, 15 Jul
LGA
New York
HLN
Helena
€746 Return, found 17 hours ago
€746
Return
found 17 hours ago
Select United flight, departing Mon, 6 Jul from New York to Helena, returning Wed, 15 Jul, priced at €746 found 17 hours ago
United
Mon, 6 Jul - Wed, 15 Jul
LGA
New York
HLN
Helena
€772 Return, found 17 hours ago
€772
Return
found 17 hours ago
Select United flight, departing Mon, 6 Jul from New York to Helena, returning Wed, 15 Jul, priced at €772 found 17 hours ago
United
Mon, 6 Jul - Wed, 15 Jul
LGA
New York
HLN
Helena
€776 Return, found 17 hours ago
€776
Return
found 17 hours ago
Select United flight, departing Mon, 6 Jul from New York to Helena, returning Wed, 15 Jul, priced at €776 found 17 hours ago
United
Mon, 6 Jul - Wed, 15 Jul
LGA
New York
HLN
Helena
€800 Return, found 17 hours ago
€800
Return
found 17 hours ago
Select United flight, departing Mon, 6 Jul from New York to Helena, returning Wed, 15 Jul, priced at €800 found 17 hours ago
United
Mon, 6 Jul - Wed, 15 Jul
LGA
New York
HLN
Helena
€804 Return, found 17 hours ago
€804
Return
found 17 hours ago
Select United flight, departing Mon, 6 Jul from New York to Helena, returning Wed, 15 Jul, priced at €804 found 17 hours ago
Delta
Wed, 23 Dec - Mon, 28 Dec
LGA
New York
HLN
Helena
€846 Return, found 5 days ago
€846
Return
found 5 days ago
Select Delta flight, departing Wed, 23 Dec from New York to Helena, returning Mon, 28 Dec, priced at €846 found 5 days ago

Frequently asked questions

How do I find cheap flights to Cascade County that have flexible change policies?
Search for cheap fares to Cascade County, then tick the "No change fee" box directly underneath the "Flexible change policies" heading. From then on it's smooth sailing. We understand that plans can change and flexibility is important, so book with confidence with Expedia.
Which airlines fly to Cascade County?
When you're ready to reserve your flight to or near Cascade County, these popular airlines look forward to welcoming you on board:

  • Delta Air Lines - 117 flights to or near Cascade County each month, including 117 flights to Great Falls Intl. Airport (GTF) per month.
  • United Airlines - 65 flights to or near Cascade County each month, including 65 flights to Great Falls Intl. Airport (GTF) per month.
  • Alaska Airlines - 30 flights to or near Cascade County each month, including 30 flights to Great Falls Intl. Airport (GTF) per month.

How can I find cheap tickets to Cascade County?
You'll always get an awesome deal with Expedia, but our "flexible dates" feature makes it even easier. Enter your preferred travel date, then click on the flexible dates link above to compare prices for nearby days. €625 was the best price for a flight to Cascade County in the last seven days.
How much is a flight to Cascade County?
You could have scored a round-trip airfare to Cascade County from anywhere between €625 and €846 in the last seven days. For one-way journeys departing from New York (LGA), the lowest amount paid during this period was €491.
What are the most popular airports to fly into in Cascade County?
Great Falls Intl. Airport (GTF) is the main jumping-off point for many travelling into and out of Cascade County. Around 221 flights a month touch down here.
How much is a plane ticket to Cascade County?
In the last seven days, ticket prices to Cascade County varied from €625 to €846.
What is the best time to go to Cascade County?
A terrific time to head for Cascade County, as well as the major city of Great Falls, is during the busy months of April, July and August. Summer here starts June 20, and you can expect average temperatures of between 13ºC and 27ºC if you travel then. This warmer weather is perfect for strolling around this city's sights.
What months are the cheapest to book a flight to Cascade County?
February is a good month to pick up bargain flights to Cascade County. Be aware that the priciest time to reserve a seat in the U.S. Isn't during the height of summer, but the festive month of December.

Book with confidence

About Cascade County

Expedia offers flights to Cascade County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Cascade County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Cascade County
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