$203 Cheap Flights from Miami (MIA) to Great Falls (GTF)

View $203 flight on Tue, Jan 20, 2026Opens in a new window

Popular airlines from Miami Intl. Airport (MIA) to Great Falls, MT (GTF-Great Falls Intl.)

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Cheap Flights from Miami to Great Falls (MIA-GTF)

Prices were available within the past 7 days and start at $203 for one-way flights and $334 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Mon, Jan 12 - Tue, Jan 27
MIA
Miami
GTF
Great Falls
$334 Roundtrip, found 2 days ago
$334
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Mon, Jan 12 from Miami to Great Falls, returning Tue, Jan 27, priced at $334 found 2 days ago
Delta
Thu, Jan 22 - Sun, Jan 25
MIA
Miami
GTF
Great Falls
$335 Roundtrip, found 1 day ago
$335
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Jan 22 from Miami to Great Falls, returning Sun, Jan 25, priced at $335 found 1 day ago
Hawaiian Airlines
Wed, Jan 21 - Sat, Jan 24
MIA
Miami
GTF
Great Falls
$344 Roundtrip, found 1 day ago
$344
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Wed, Jan 21 from Miami to Great Falls, returning Sat, Jan 24, priced at $344 found 1 day ago
Alaska Airlines
Wed, Jan 21 - Sun, Jan 25
MIA
Miami
GTF
Great Falls
$354 Roundtrip, found 1 day ago
$354
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, Jan 21 from Miami to Great Falls, returning Sun, Jan 25, priced at $354 found 1 day ago
Alaska Airlines
Thu, Dec 25 - Mon, Jan 5
MIA
Miami
GTF
Great Falls
$363 Roundtrip, found 12 hours ago
$363
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Thu, Dec 25 from Miami to Great Falls, returning Mon, Jan 5, priced at $363 found 12 hours ago
Hawaiian Airlines
Thu, Dec 25 - Sun, Jan 11
MIA
Miami
GTF
Great Falls
$373 Roundtrip, found 17 hours ago
$373
Roundtrip
found 17 hours ago
Select Hawaiian Airlines flight, departing Thu, Dec 25 from Miami to Great Falls, returning Sun, Jan 11, priced at $373 found 17 hours ago
Delta
Tue, Jan 13 - Wed, Jan 28
MIA
Miami
GTF
Great Falls
$382 Roundtrip, found 2 days ago
$382
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jan 13 from Miami to Great Falls, returning Wed, Jan 28, priced at $382 found 2 days ago
Alaska Airlines
Thu, Dec 25 - Wed, Jan 7
MIA
Miami
GTF
Great Falls
$383 Roundtrip, found 17 hours ago
$383
Roundtrip
found 17 hours ago
Select Alaska Airlines flight, departing Thu, Dec 25 from Miami to Great Falls, returning Wed, Jan 7, priced at $383 found 17 hours ago
Hawaiian Airlines
Sat, Jan 17 - Tue, Jan 27
MIA
Miami
GTF
Great Falls
$384 Roundtrip, found 2 days ago
$384
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Jan 17 from Miami to Great Falls, returning Tue, Jan 27, priced at $384 found 2 days ago
United
Thu, Jan 22 - Sun, Jan 25
MIA
Miami
GTF
Great Falls
$448 Roundtrip, found 1 day ago
$448
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jan 22 from Miami to Great Falls, returning Sun, Jan 25, priced at $448 found 1 day ago

Find the cheapest month to fly from Miami (MIA) to Great Falls (GTF)

September is typically the cheapest month to fly

From $326 - $1,026 per traveler.

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 $670
GTF
Great Falls Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $670

Frequently asked questions

How much does a flight from Miami Intl. Airport (MIA) to Great Falls Intl. Airport (GTF) cost?
Lock in a cheap one-way flight from $203 or cheap return flight from $334 from Miami Intl. Airport (MIA) to Great Falls Intl. Airport (GTF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Miami Intl. Airport (MIA) to Great Falls Intl. Airport (GTF)?
January is the least expensive month to fly from MIA to GTF. Traveling during quieter months is often the key to scoring lower fares.
What is the cheapest airline that flies from Miami Intl. Airport (MIA) to Great Falls Intl. Airport (GTF)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest MIA to GTF flight.
How many flights per day from Miami Intl. Airport (MIA) to Great Falls Intl. Airport (GTF)?
Nonstop flights from Miami Intl. Airport (MIA) to Great Falls Intl. Airport (GTF) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MIA to GTF?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Miami Intl. Airport (MIA) to Great Falls Intl. Airport (GTF)?
To reach Great Falls Intl. Airport (GTF) on time, pick a flight that takes off from Miami Intl. Airport (MIA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Miami Intl. Airport (MIA) to Great Falls Intl. Airport (GTF) last-minute?
Holding off until just before your trip to book your flight from MIA to GTF often results in higher prices. While it's possible to find some last-minute deals, they aren't always guaranteed. Allow some flexibility in your schedule for the best chance of landing a bargain.
Is it cheaper to book a MIA to GTF flight and hotel package?
Compared with arranging hotels and flights separately, booking a MIA to GTF flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place will take the stress out of planning your trip. Just pick your flights and choose from our wide range of hotels, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Miami Intl. Airport (MIA) to Great Falls Intl. Airport (GTF)?
If you booked your MIA to GTF flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Origin airport
Miami Intl.
Destination airport
Great Falls Intl.
Airlines serving
Alaska Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$334
Distance
2256 mi

Book with confidence

Miami to Great Falls Flights

The cheapest times to fly from Miami 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 Miami to Great Falls are during the month of January. You can find some of the cheapest flights from Miami to Great Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Miami to Great Falls

Sunday is one of the best days to book for cheap flights from Miami 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 Miami 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 Miami to Great Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $203 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 Miami 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 Miami 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.

 

Miami to Great Falls Flights

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*Available to One Key members.