$359 Cheap Flights from White Plains (HPN) to Great Falls (GTF)

View $359 flight on Wed, Jul 16, 2025Opens in a new window

Popular airlines from Westchester County Airport (HPN) to Great Falls, MT (GTF-Great Falls Intl.)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from White Plains to Great Falls (HPN-GTF)

Prices were available within the past 7 days and start at $359 for one-way flights and $497 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Aug 26 - Sat, Sep 13
HPN
White Plains
GTF
Great Falls
$497 Roundtrip, found 5 days ago
$497
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Aug 26 from White Plains to Great Falls, returning Sat, Sep 13, priced at $497 found 5 days ago
Delta
Sat, Aug 23 - Mon, Sep 8
HPN
White Plains
GTF
Great Falls
$517 Roundtrip, found 5 days ago
$517
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Aug 23 from White Plains to Great Falls, returning Mon, Sep 8, priced at $517 found 5 days ago
Delta
Tue, Aug 26 - Fri, Sep 12
HPN
White Plains
GTF
Great Falls
$521 Roundtrip, found 5 days ago
$521
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Aug 26 from White Plains to Great Falls, returning Fri, Sep 12, priced at $521 found 5 days ago
Delta
Mon, Aug 25 - Mon, Sep 8
HPN
White Plains
GTF
Great Falls
$532 Roundtrip, found 5 days ago
$532
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Aug 25 from White Plains to Great Falls, returning Mon, Sep 8, priced at $532 found 5 days ago
Delta
Sat, Aug 23 - Wed, Sep 10
HPN
White Plains
GTF
Great Falls
$541 Roundtrip, found 5 days ago
$541
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Aug 23 from White Plains to Great Falls, returning Wed, Sep 10, priced at $541 found 5 days ago
Delta
Tue, Aug 26 - Tue, Sep 16
HPN
White Plains
GTF
Great Falls
$545 Roundtrip, found 5 days ago
$545
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Aug 26 from White Plains to Great Falls, returning Tue, Sep 16, priced at $545 found 5 days ago
Delta
Tue, Jul 29 - Tue, Aug 19
HPN
White Plains
GTF
Great Falls
$551 Roundtrip, found 5 days ago
$551
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Jul 29 from White Plains to Great Falls, returning Tue, Aug 19, priced at $551 found 5 days ago
Delta
Wed, Jul 30 - Tue, Aug 19
HPN
White Plains
GTF
Great Falls
$552 Roundtrip, found 5 days ago
$552
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Jul 30 from White Plains to Great Falls, returning Tue, Aug 19, priced at $552 found 5 days ago
Delta
Mon, Aug 25 - Wed, Sep 10
HPN
White Plains
GTF
Great Falls
$556 Roundtrip, found 5 days ago
$556
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Aug 25 from White Plains to Great Falls, returning Wed, Sep 10, priced at $556 found 5 days ago
Delta
Sun, Aug 31 - Tue, Sep 16
HPN
White Plains
GTF
Great Falls
$565 Roundtrip, found 5 days ago
$565
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Aug 31 from White Plains to Great Falls, returning Tue, Sep 16, priced at $565 found 5 days ago

Alternative airports near Great Falls

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Great Falls Intl. GTF. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $719
GTF
Great Falls Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $719
Flights from White Plains (HPN) to Great Falls (GTF)
Origin airport
Westchester County
Destination airport
Great Falls Intl.
Roundtrip price
$496
Distance
1894 mi

White Plains to Great Falls Flights

The cheapest times to fly from White Plains to Great Falls

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from White Plains to Great Falls are during the month of August. You can find some of the cheapest flights from White Plains to Great Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from White Plains to Great Falls

Sunday is one of the best days to book for cheap flights from White Plains to Great Falls: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from White Plains to Great Falls

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from White Plains to Great Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $359 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap White Plains to Great Falls flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your White Plains to Great Falls airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Westchester County Airport (HPN) to Great Falls Intl. Airport (GTF) cost?
Discover the latest flight deals from HPN to GTF by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HPN to GTF?
The cheapest flights from HPN to GTF are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from HPN to GTF?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from HPN to GTF. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Westchester County Airport (HPN) to Great Falls Intl. Airport (GTF)?
You'll need to hop on a flight with a layover when traveling from Westchester County Airport (HPN) to Great Falls Intl. Airport (GTF). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from HPN to GTF?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Westchester County Airport (HPN) to Great Falls Intl. Airport (GTF)?
To land at Great Falls Intl. Airport (GTF) on schedule, select a flight that takes off from Westchester County Airport (HPN) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Westchester County Airport (HPN) to Great Falls Intl. Airport (GTF) last-minute?
Last-minute bookings from HPN to GTF are typically more expensive. For the cheapest rates, start searching for flights well ahead of time. That said, if your travel plans are flexible, you may land a cheap ticket right before your trip.
Is it cheaper to book a HPN to GTF flight and hotel package?
Compared with arranging flights and hotels separately, booking a HPN to GTF flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place will take the stress out of travel planning. Simply secure your flights and select from our extensive range of stays, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Westchester County Airport (HPN) to Great Falls Intl. Airport (GTF)?
In most instances, you can cancel or reschedule your HPN to GTF flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you'd like further information, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.