When did momondo last update prices for flights from Louisville Intl Airport to Great Falls Airport?

Prices for flights from Louisville Intl Airport to Great Falls Airport are updated daily.

How many operators does momondo search for flights from Louisville Intl Airport to Great Falls Airport?

As of February 2026, there is 1 operator available to choose from for flights from Louisville Intl Airport to Great Falls Airport.

How old do you have to be to fly from Louisville Intl Airport to Great Falls Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisville Intl Airport to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$299 Cheap Flights from Louisville to Great Falls in 2026

1 adult

0 bags

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Find the cheapest flights from Louisville to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:15 pm - 9:33 pm

SDF

GTF

8h 18m

1 stop

2:25 pm - 10:37 pm

GTF

SDF

6h 12m

1 stop

$509United Airlines

Tue, Feb 17 - Sat, Feb 21

5:35 am - 1:43 pm

SDF

GTF

10h 08m

2 stops

2:25 pm - 10:37 pm

GTF

SDF

6h 12m

1 stop

$514United Airlines

Tue, Feb 17 - Sat, Feb 21

5:35 am - 1:43 pm

SDF

GTF

10h 08m

2 stops

6:25 am - 8:09 pm

GTF

SDF

11h 44m

2 stops

$772United Airlines

Tue, Feb 17 - Sat, Feb 21

United Airlines flights from Louisville to Great Falls

Our best United Airlines deals on Louisville to Great Falls flight tickets

United Airlines

Feb 17

SDF3:15 pmLouisville Intl

8h 18m

1 stop

GTF9:33 pmGreat Falls

Feb 21

GTF2:25 pmGreat Falls

6h 12m

1 stop

SDF10:37 pmLouisville Intl

$509

United Airlines

Feb 17

SDF5:35 amLouisville Intl

10h 08m

2 stops

GTF1:43 pmGreat Falls

Feb 21

GTF2:25 pmGreat Falls

6h 12m

1 stop

SDF10:37 pmLouisville Intl

$514

United Airlines

Feb 7

SDF3:22 pmLouisville Intl

8h 21m

1 stop

GTF9:43 pmGreat Falls

Feb 10

GTF2:29 pmGreat Falls

5h 55m

1 stop

SDF10:24 pmLouisville Intl

$579

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleGreat Falls

SDF - GTF

SDFGTF

Louisville Intl

Tue 2/17

3:15 pm-9:33 pm

1 stop8h 18m

Great Falls

Sat 2/21

2:25 pm-10:37 pm

1 stop6h 12m

$509

LouisvilleGreat Falls

SDF - GTF

SDFGTF

Louisville Intl

Tue 2/17

5:35 am-1:43 pm

2 stops10h 08m

Great Falls

Sat 2/21

2:25 pm-10:37 pm

1 stop6h 12m

$514

LouisvilleGreat Falls

SDF - GTF

SDFGTF

Louisville Intl

Tue 2/17

5:35 am-1:43 pm

2 stops10h 08m

Great Falls

Sat 2/21

6:25 am-8:09 pm

2 stops11h 44m

$772

LouisvilleGreat Falls

SDF - GTF

SDFGTF

Louisville Intl

Sun 2/22

3:15 pm-9:33 pm

1 stop8h 18m

$299

LouisvilleGreat Falls

SDF - GTF

SDFGTF

Louisville Intl

Sun 2/22

5:35 am-1:43 pm

2 stops10h 08m

$305

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Louisville to Great Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Louisville Intl to Great Falls?

United Airlines is the most popular carrier operating from Louisville Intl to Great Falls

When to book flights from Louisville to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Great Falls according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Louisville to Great Falls (SDF to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Great Falls

Fastest flight time	8h 18m
Direct flights	None

The fastest flight from Louisville to Great Falls takes 8h 18m

There are no direct flights from Louisville to Great Falls. There are no popular flight routes from Louisville to Great Falls.

Search flight deals

How far is Louisville Intl to Great Falls by plane?
There are 1432.8 mi between Louisville Intl and Great Falls. A reasonable flight in good conditions will take 8h 18m.
When did momondo last update prices for flights from Louisville Intl Airport to Great Falls Airport?
Prices for flights from Louisville Intl Airport to Great Falls Airport are updated daily.
How many operators does momondo search for flights from Louisville Intl Airport to Great Falls Airport?
As of February 2026, there is 1 operator available to choose from for flights from Louisville Intl Airport to Great Falls Airport.
How old do you have to be to fly from Louisville Intl Airport to Great Falls Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisville Intl Airport to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Louisville to Great Falls?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Louisville to Great Falls is United Airlines (100% of total bookings).

Best airlines flying from Louisville to Great Falls

Compare and see reviews for airlines that fly from Louisville to Great Falls with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $326	Free Cancellation	Rating 7.4 9,236 reviews		Search United Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Great Falls?

Finding the right flight to Great Falls from Louisville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Great Falls quick and easy, saving you time and money.

Can I find flights from Louisville to Great Falls with flexible booking policies on momondo?

Flights from Louisville to Great Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Louisville to Great Falls?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Louisville to Great Falls.

I’m not ready to book a flight from Louisville to Great Falls right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Louisville to Great Falls now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Great Falls and let you know when they change.