How long does it take to fly to Great Falls?

Flight times from Louisiana to Great Falls vary, but if you’re flying out of New Orleans and flying into Great Falls (one of the most popular routes), then the duration is 6h 37m on average. Another popular route from Louisiana to Great Falls is flying from Baton Rouge to Great Falls, which will take roughly 10h 42m. Keep in mind that layovers or delays could extend your travel time.

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

Alaska Airlines and United Airlines are the most popular carriers operating from Louisiana to Great Falls

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

Prices for flights from Louisiana to Great Falls Airport were last updated today.

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

There is 1 operator available for flights from Louisiana to Great Falls Airport as of November 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisiana to Great Falls Airport.

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

The travel and health documents you'll need for your trip to Great Falls Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Great Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$375 Cheap Flights from Louisiana to Great Falls in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisiana to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:05 pm - 9:42 pmMSY New Orleans Louis Armstrong-GTF Great Falls

6h 37m1 stop Denver Intl

2:32 pm - 12:09 amGTF Great Falls-MSY New Orleans Louis Armstrong

8h 37m1 stop Denver Intl

$518United Airlines

Tue, Feb 2 - Sat, Feb 6

5:00 am - 1:36 pmMSY New Orleans Louis Armstrong-GTF Great Falls

9h 36m2 stops Houston George Bush Intcntl Denver Intl

2:32 pm - 9:36 pmGTF Great Falls-MSY New Orleans Louis Armstrong

6h 04m1 stop Denver Intl

$524United Airlines

Tue, Feb 2 - Sat, Feb 6

4:05 pm - 9:42 pmMSY New Orleans Louis Armstrong-GTF Great Falls

6h 37m1 stop Denver Intl

2:32 pm - 12:09 amGTF Great Falls-MSY New Orleans Louis Armstrong

8h 37m1 stop Denver Intl

$528United Airlines

Tue, Feb 2 - Sat, Feb 6

7:00 am - 1:36 pmMSY New Orleans Louis Armstrong-GTF Great Falls

7h 36m1 stop Denver Intl

2:32 pm - 9:36 pmGTF Great Falls-MSY New Orleans Louis Armstrong

6h 04m1 stop Denver Intl

$528United Airlines

Wed, Jan 20 - Sat, Jan 23

10:30 am - 9:42 pmMSY New Orleans Louis Armstrong-GTF Great Falls

12h 12m2 stops Chicago O'Hare Intl Denver Intl

6:25 am - 7:49 pmGTF Great Falls-MSY New Orleans Louis Armstrong

12h 24m2 stops Denver Intl Houston George Bush Intcntl

$529United Airlines

Tue, Feb 2 - Sat, Feb 6

7:00 am - 9:42 pmMSY New Orleans Louis Armstrong-GTF Great Falls

15h 42m3 stops Houston George Bush Intcntl Chicago O'Hare Intl Denver Intl

6:25 am - 7:49 pmGTF Great Falls-MSY New Orleans Louis Armstrong

12h 24m2 stops Denver Intl Houston George Bush Intcntl

$534United Airlines

Tue, Feb 2 - Sat, Feb 6

7:46 am - 5:39 pmMSY New Orleans Louis Armstrong-GTF Great Falls

10h 53m2 stops Atlanta Hartsfield-Jackson Salt Lake City

5:30 am - 1:50 pmGTF Great Falls-MSY New Orleans Louis Armstrong

7h 20m1 stop Salt Lake City

$589Delta

Wed, Nov 25 - Sun, Nov 29

11:25 am - 10:30 pmMSY New Orleans Louis Armstrong-GTF Great Falls

12h 05m2 stops Detroit Metropolitan Wayne County Salt Lake City

5:30 am - 1:50 pmGTF Great Falls-MSY New Orleans Louis Armstrong

7h 20m1 stop Salt Lake City

$589Delta

Tue, Nov 24 - Sun, Nov 29

11:25 am - 10:30 pmMSY New Orleans Louis Armstrong-GTF Great Falls

12h 05m2 stops Detroit Metropolitan Wayne County Salt Lake City

5:30 am - 1:50 pmGTF Great Falls-MSY New Orleans Louis Armstrong

7h 20m1 stop Salt Lake City

$624Delta

Tue, Nov 24 - Fri, Nov 27

7:46 am - 5:39 pmMSY New Orleans Louis Armstrong-GTF Great Falls

10h 53m2 stops Atlanta Hartsfield-Jackson Salt Lake City

5:30 am - 1:50 pmGTF Great Falls-MSY New Orleans Louis Armstrong

7h 20m1 stop Salt Lake City

$624Delta

Wed, Nov 25 - Fri, Nov 27

Cheap last minute flights

Enter your travel dates to find the best prices.

7:00 am - 1:49 pmMSY New Orleans Louis Armstrong-GTF Great Falls

7h 49m1 stop Denver Intl

6:30 am - 1:38 pmGTF Great Falls-MSY New Orleans Louis Armstrong

6h 08m1 stop Denver Intl

$633United Airlines

Thu, Nov 19 - Fri, Nov 27

2:41 pm - 9:38 pmMSY New Orleans Louis Armstrong-GTF Great Falls

7h 57m1 stop Denver Intl

6:30 am - 1:38 pmGTF Great Falls-MSY New Orleans Louis Armstrong

6h 08m1 stop Denver Intl

$633United Airlines

Thu, Nov 19 - Sat, Nov 28

2:41 pm - 9:38 pmMSY New Orleans Louis Armstrong-GTF Great Falls

7h 57m1 stop Denver Intl

6:30 am - 1:38 pmGTF Great Falls-MSY New Orleans Louis Armstrong

6h 08m1 stop Denver Intl

$633United Airlines

Fri, Nov 20 - Fri, Nov 27

7:00 am - 1:49 pmMSY New Orleans Louis Armstrong-GTF Great Falls

7h 49m1 stop Denver Intl

6:30 am - 1:38 pmGTF Great Falls-MSY New Orleans Louis Armstrong

6h 08m1 stop Denver Intl

$633United Airlines

Fri, Nov 20 - Sat, Nov 28

7:00 am - 1:49 pmMSY New Orleans Louis Armstrong-GTF Great Falls

7h 49m1 stop Denver Intl

2:47 pm - 11:18 pmGTF Great Falls-MSY New Orleans Louis Armstrong

7h 31m2 stops Denver Intl Houston George Bush Intcntl

$639United Airlines

Fri, Nov 20 - Wed, Dec 2

5:00 am - 1:49 pmMSY New Orleans Louis Armstrong-GTF Great Falls

9h 49m2 stops Houston George Bush Intcntl Denver Intl

6:30 am - 1:38 pmGTF Great Falls-MSY New Orleans Louis Armstrong

6h 08m1 stop Denver Intl

$639United Airlines

Thu, Nov 19 - Fri, Nov 27

8:00 am - 9:38 pmMSY New Orleans Louis Armstrong-GTF Great Falls

14h 38m2 stops San Francisco Denver Intl

6:30 am - 1:38 pmGTF Great Falls-MSY New Orleans Louis Armstrong

6h 08m1 stop Denver Intl

$639United Airlines

Thu, Nov 19 - Sat, Nov 28

2:41 pm - 9:38 pmMSY New Orleans Louis Armstrong-GTF Great Falls

7h 57m1 stop Denver Intl

2:47 pm - 11:18 pmGTF Great Falls-MSY New Orleans Louis Armstrong

7h 31m2 stops Denver Intl Houston George Bush Intcntl

$639United Airlines

Thu, Nov 19 - Wed, Dec 2

5:00 am - 9:38 pmMSY New Orleans Louis Armstrong-GTF Great Falls

17h 38m3 stops Houston George Bush Intcntl San Francisco Denver Intl

6:30 am - 1:38 pmGTF Great Falls-MSY New Orleans Louis Armstrong

6h 08m1 stop Denver Intl

$644United Airlines

Thu, Nov 19 - Sat, Nov 28

7:02 am - 10:30 pmMSY New Orleans Louis Armstrong-GTF Great Falls

16h 28m2 stops Los Angeles Salt Lake City

5:30 am - 1:50 pmGTF Great Falls-MSY New Orleans Louis Armstrong

7h 20m1 stop Salt Lake City

$953Delta

Fri, Nov 20 - Sun, Nov 29

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United Airlines flights from Louisiana to Great Falls

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

United Airlines

Feb 2

MSY4:05 pmNew Orleans Louis Armstrong

6h 37m

1 stop

GTF9:42 pmGreat Falls

Feb 6

GTF2:32 pmGreat Falls

8h 37m

1 stop

MSY12:09 amNew Orleans Louis Armstrong

$518

United Airlines

Feb 2

MSY5:00 amNew Orleans Louis Armstrong

9h 36m

2 stops

GTF1:36 pmGreat Falls

Feb 6

GTF2:32 pmGreat Falls

6h 04m

1 stop

MSY9:36 pmNew Orleans Louis Armstrong

$524

United Airlines

Jan 20

MSY7:00 amNew Orleans Louis Armstrong

7h 36m

1 stop

GTF1:36 pmGreat Falls

Jan 23

GTF2:32 pmGreat Falls

6h 04m

1 stop

MSY9:36 pmNew Orleans Louis Armstrong

$528

Delta flights from Louisiana to Great Falls

Our best Delta deals on Louisiana to Great Falls flight tickets

Delta

Nov 24

MSY11:25 amNew Orleans Louis Armstrong

12h 05m

2 stops

GTF10:30 pmGreat Falls

Nov 29

GTF5:30 amGreat Falls

7h 20m

1 stop

MSY1:50 pmNew Orleans Louis Armstrong

$589

Delta

Nov 24

MSY11:25 amNew Orleans Louis Armstrong

12h 05m

2 stops

GTF10:30 pmGreat Falls

Nov 27

GTF5:30 amGreat Falls

7h 20m

1 stop

MSY1:50 pmNew Orleans Louis Armstrong

$624

Delta

Nov 24

MSY11:25 amNew Orleans Louis Armstrong

12h 05m

2 stops

GTF10:30 pmGreat Falls

Nov 27

GTF1:21 pmGreat Falls

8h 32m

2 stops

MSY10:53 pmNew Orleans Louis Armstrong

$629

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New OrleansGreat Falls

MSY New Orleans Louis Armstrong - GTF Great Falls

MSYGTF

New Orleans Louis Armstrong

Tue 2/2

4:05 pm-9:42 pm

1 stop6h 37m

Great Falls

Sat 2/6

2:32 pm-12:09 am

1 stop8h 37m

$518

New OrleansGreat Falls

MSY New Orleans Louis Armstrong - GTF Great Falls

MSYGTF

New Orleans Louis Armstrong

Tue 2/2

5:00 am-1:36 pm

2 stops9h 36m

Great Falls

Sat 2/6

2:32 pm-9:36 pm

1 stop6h 04m

$524

New OrleansGreat Falls

MSY New Orleans Louis Armstrong - GTF Great Falls

MSYGTF

New Orleans Louis Armstrong

Tue 2/2

4:05 pm-9:42 pm

1 stop6h 37m

Great Falls

Sat 2/6

2:32 pm-12:09 am

1 stop8h 37m

$528

Quickest round-trip

New OrleansGreat Falls

MSY New Orleans Louis Armstrong - GTF Great Falls

MSYGTF

New Orleans Louis Armstrong

Wed 1/20

7:00 am-1:36 pm

1 stop7h 36m

Great Falls

Sat 1/23

2:32 pm-9:36 pm

1 stop6h 04m

$528

New OrleansGreat Falls

MSY New Orleans Louis Armstrong - GTF Great Falls

MSYGTF

New Orleans Louis Armstrong

Tue 2/2

10:30 am-9:42 pm

2 stops12h 12m

Great Falls

Sat 2/6

6:25 am-7:49 pm

2 stops12h 24m

$529

New OrleansGreat Falls

MSY New Orleans Louis Armstrong - GTF Great Falls

MSYGTF

New Orleans Louis Armstrong

Tue 2/2

7:00 am-9:42 pm

3 stops15h 42m

Great Falls

Sat 2/6

6:25 am-7:49 pm

2 stops12h 24m

$534

New OrleansGreat Falls

MSY New Orleans Louis Armstrong - GTF Great Falls

MSYGTF

New Orleans Louis Armstrong

Wed 11/25

7:46 am-5:39 pm

2 stops10h 53m

Great Falls

Sun 11/29

5:30 am-1:50 pm

1 stop7h 20m

$589

New OrleansGreat Falls

MSY New Orleans Louis Armstrong - GTF Great Falls

MSYGTF

New Orleans Louis Armstrong

Tue 11/24

11:25 am-10:30 pm

2 stops12h 05m

Great Falls

Sun 11/29

5:30 am-1:50 pm

1 stop7h 20m

$589

New OrleansGreat Falls

MSY New Orleans Louis Armstrong - GTF Great Falls

MSYGTF

New Orleans Louis Armstrong

Tue 11/24

11:25 am-10:30 pm

2 stops12h 05m

Great Falls

Fri 11/27

5:30 am-1:50 pm

1 stop7h 20m

$624

New OrleansGreat Falls

MSY New Orleans Louis Armstrong - GTF Great Falls

MSYGTF

New Orleans Louis Armstrong

Wed 11/25

7:46 am-5:39 pm

2 stops10h 53m

Great Falls

Fri 11/27

5:30 am-1:50 pm

1 stop7h 20m

$624

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisiana 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

Prices

Airlines

Other information

What is the cheapest month to fly to Great Falls?

The month of May is another great option to travel to Great Falls, with average flight prices from Louisiana averaging around $358.

Can stopping save me money on Louisiana to Great Falls flights?

You could potentially save up to 20% on your flight if you consider stops on a Louisiana to Great Falls flight.

Cheap Louisiana to Great Falls flight deals and tips

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

Best Price Found	$375
Fastest flight time	6h 37m
Direct flights	None

The best one-way flight to Great Falls from Louisiana in the past 72 hours is $375. The best round-trip flight deal from Louisiana to Great Falls found on momondo in the last 72 hours is $518.

The fastest flight from Louisiana to Great Falls takes 6h 37m

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

Search flight deals

Frequently asked questions about flying from Louisiana to Great Falls

When did momondo last update prices for flights from Louisiana to Great Falls Airport?
Prices for flights from Louisiana to Great Falls Airport were last updated today.
How many operators does momondo search for flights from Louisiana to Great Falls Airport?
There is 1 operator available for flights from Louisiana to Great Falls Airport as of November 2026.
How old do you have to be to fly from Louisiana to Great Falls Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisiana to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The travel and health documents you'll need for your trip to Great Falls Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Great Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Louisiana to Great Falls

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $348	Free Cancellation	Rating 7.3 10,494 reviews		Search United Airlines flights

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Louisiana to Great Falls for you.

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

Flights from Louisiana 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 Louisiana to Great Falls?

Once you have performed a search for Louisiana to Great Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Louisiana to Great Falls flights. All you need is a valid email address and we will do the rest; it is that quick and easy.