What is the cheapest airline that flies from Helena to Louisiana?

United Airlines is the most popular carrier operating from Helena to Louisiana

What airlines fly to Louisiana?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Louisiana from Helena according to our data. United Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Louisiana. Keep in mind that there are 4 different airlines that fly to Louisiana on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Helena Airport to Louisiana refresh daily.

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

As of October 2026, there is 1 operator available to choose from for flights from Helena Airport to Louisiana.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Louisiana.

What documentation or ID do you need to fly to Louisiana?

The necessary travel and health documents for your Louisiana trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$234 Cheap Flights from Helena to Louisiana in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helena to Louisiana

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:50 pm - 11:27 pmHLN Helena-MSY New Orleans Louis Armstrong

9h 37m2 stops Salt Lake City Atlanta Hartsfield-Jackson

10:40 am - 10:41 pmMSY New Orleans Louis Armstrong-HLN Helena

13h 01m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$409Delta

Tue, Mar 2 - Tue, Mar 9

2:27 pm - 9:36 pmHLN Helena-MSY New Orleans Louis Armstrong

6h 09m1 stop Denver Intl

7:00 am - 1:40 pmMSY New Orleans Louis Armstrong-HLN Helena

7h 40m1 stop Denver Intl

$415United Airlines

Thu, Jan 14 - Sat, Jan 23

2:27 pm - 9:36 pmHLN Helena-MSY New Orleans Louis Armstrong

6h 09m1 stop Denver Intl

2:10 pm - 9:32 pmMSY New Orleans Louis Armstrong-HLN Helena

8h 22m2 stops Houston George Bush Intcntl Denver Intl

$420United Airlines

Thu, Jan 14 - Sat, Jan 23

5:45 am - 1:51 pmHLN Helena-MSY New Orleans Louis Armstrong

7h 06m1 stop Salt Lake City

10:40 am - 10:41 pmMSY New Orleans Louis Armstrong-HLN Helena

13h 01m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$434Delta

Tue, Mar 2 - Tue, Mar 9

7:15 am - 1:41 pmHLN Helena-MSY New Orleans Louis Armstrong

5h 26m1 stop Salt Lake City

10:35 am - 10:29 pmMSY New Orleans Louis Armstrong-HLN Helena

12h 54m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$454Delta

Tue, Oct 27 - Sat, Oct 31

6:28 am - 1:38 pmHLN Helena-MSY New Orleans Louis Armstrong

6h 10m1 stop Denver Intl

2:41 pm - 9:31 pmMSY New Orleans Louis Armstrong-HLN Helena

7h 50m1 stop Denver Intl

$469United Airlines

Tue, Oct 27 - Sat, Oct 31

5:45 am - 1:51 pmHLN Helena-MSY New Orleans Louis Armstrong

7h 06m1 stop Salt Lake City

11:18 am - 10:41 pmMSY New Orleans Louis Armstrong-HLN Helena

12h 23m2 stops Detroit Metropolitan Wayne County Salt Lake City

$494Delta

Thu, Jan 14 - Sat, Jan 23

2:35 pm - 9:22 pmHLN Helena-MSY New Orleans Louis Armstrong

5h 47m1 stop Denver Intl

4:00 pm - 9:46 pmMSY New Orleans Louis Armstrong-HLN Helena

6h 46m1 stop Denver Intl

$499United Airlines

Sat, Dec 5 - Wed, Dec 9

2:35 pm - 9:22 pmHLN Helena-MSY New Orleans Louis Armstrong

5h 47m1 stop Denver Intl

8:00 am - 1:52 pmMSY New Orleans Louis Armstrong-HLN Helena

6h 52m1 stop Denver Intl

$499United Airlines

Sat, Dec 5 - Wed, Dec 9

2:35 pm - 9:22 pmHLN Helena-MSY New Orleans Louis Armstrong

5h 47m1 stop Denver Intl

9:30 am - 9:46 pmMSY New Orleans Louis Armstrong-HLN Helena

13h 16m2 stops Houston George Bush Intcntl Denver Intl

$504United Airlines

Sat, Dec 5 - Wed, Dec 9

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Delta flights from Helena to Louisiana

Our best Delta deals on Helena to Louisiana flight tickets

Delta

Mar 2

HLN12:50 pmHelena

9h 37m

2 stops

MSY11:27 pmNew Orleans Louis Armstrong

Mar 9

MSY10:40 amNew Orleans Louis Armstrong

13h 01m

2 stops

HLN10:41 pmHelena

$409

Delta

Mar 2

HLN5:45 amHelena

7h 06m

1 stop

MSY1:51 pmNew Orleans Louis Armstrong

Mar 9

MSY10:40 amNew Orleans Louis Armstrong

13h 01m

2 stops

HLN10:41 pmHelena

$434

Delta

Oct 27

HLN7:15 amHelena

5h 26m

1 stop

MSY1:41 pmNew Orleans Louis Armstrong

Oct 31

MSY10:35 amNew Orleans Louis Armstrong

12h 54m

2 stops

HLN10:29 pmHelena

$454

United Airlines flights from Helena to Louisiana

Our best United Airlines deals on Helena to Louisiana flight tickets

United Airlines

Jan 14

HLN2:27 pmHelena

6h 09m

1 stop

MSY9:36 pmNew Orleans Louis Armstrong

Jan 23

MSY7:00 amNew Orleans Louis Armstrong

7h 40m

1 stop

HLN1:40 pmHelena

$415

United Airlines

Jan 14

HLN2:27 pmHelena

6h 09m

1 stop

MSY9:36 pmNew Orleans Louis Armstrong

Jan 23

MSY2:10 pmNew Orleans Louis Armstrong

8h 22m

2 stops

HLN9:32 pmHelena

$420

United Airlines

Oct 27

HLN6:28 amHelena

6h 10m

1 stop

MSY1:38 pmNew Orleans Louis Armstrong

Oct 31

MSY2:41 pmNew Orleans Louis Armstrong

7h 50m

1 stop

HLN9:31 pmHelena

$469

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaNew Orleans

HLN Helena - MSY New Orleans Louis Armstrong

HLNMSY

Helena

Tue 3/2

12:50 pm-11:27 pm

2 stops9h 37m

New Orleans Louis Armstrong

Tue 3/9

10:40 am-10:41 pm

2 stops13h 01m

$409

HelenaNew Orleans

HLN Helena - MSY New Orleans Louis Armstrong

HLNMSY

Helena

Thu 1/14

2:27 pm-9:36 pm

1 stop6h 09m

New Orleans Louis Armstrong

Sat 1/23

7:00 am-1:40 pm

1 stop7h 40m

$415

HelenaNew Orleans

HLN Helena - MSY New Orleans Louis Armstrong

HLNMSY

Helena

Thu 1/14

2:27 pm-9:36 pm

1 stop6h 09m

New Orleans Louis Armstrong

Sat 1/23

2:10 pm-9:32 pm

2 stops8h 22m

$420

HelenaNew Orleans

HLN Helena - MSY New Orleans Louis Armstrong

HLNMSY

Helena

Tue 3/2

5:45 am-1:51 pm

1 stop7h 06m

New Orleans Louis Armstrong

Tue 3/9

10:40 am-10:41 pm

2 stops13h 01m

$434

HelenaNew Orleans

HLN Helena - MSY New Orleans Louis Armstrong

HLNMSY

Helena

Tue 10/27

7:15 am-1:41 pm

1 stop5h 26m

New Orleans Louis Armstrong

Sat 10/31

10:35 am-10:29 pm

2 stops12h 54m

$454

HelenaNew Orleans

HLN Helena - MSY New Orleans Louis Armstrong

HLNMSY

Helena

Tue 10/27

6:28 am-1:38 pm

1 stop6h 10m

New Orleans Louis Armstrong

Sat 10/31

2:41 pm-9:31 pm

1 stop7h 50m

$469

HelenaNew Orleans

HLN Helena - MSY New Orleans Louis Armstrong

HLNMSY

Helena

Thu 1/14

5:45 am-1:51 pm

1 stop7h 06m

New Orleans Louis Armstrong

Sat 1/23

11:18 am-10:41 pm

2 stops12h 23m

$494

Quickest round-trip

HelenaNew Orleans

HLN Helena - MSY New Orleans Louis Armstrong

HLNMSY

Helena

Sat 12/5

2:35 pm-9:22 pm

1 stop5h 47m

New Orleans Louis Armstrong

Wed 12/9

4:00 pm-9:46 pm

1 stop6h 46m

$499

HelenaNew Orleans

HLN Helena - MSY New Orleans Louis Armstrong

HLNMSY

Helena

Sat 12/5

2:35 pm-9:22 pm

1 stop5h 47m

New Orleans Louis Armstrong

Wed 12/9

8:00 am-1:52 pm

1 stop6h 52m

$499

HelenaNew Orleans

HLN Helena - MSY New Orleans Louis Armstrong

HLNMSY

Helena

Sat 12/5

2:35 pm-9:22 pm

1 stop5h 47m

New Orleans Louis Armstrong

Wed 12/9

9:30 am-9:46 pm

2 stops13h 16m

$504

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 Helena to Louisiana

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

Can stopping save me money on Helena to Louisiana flights?

You could potentially save up to 57% on your flight if you consider stops on a Helena to Louisiana flight.

Cheap Helena to Louisiana flight deals and tips

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

Best Price Found	$234
Fastest flight time	5h 26m
Direct flights	None

The best one-way flight to Louisiana from Helena in the past 72 hours is $234. The best round-trip flight deal from Helena to Louisiana found on momondo in the last 72 hours is $409.

The fastest flight from Helena to Louisiana takes 5h 26m

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

Search flight deals

Frequently asked questions about flying from Helena to Louisiana

When did momondo last update prices for flights from Helena Airport to Louisiana?
Prices for flights from Helena Airport to Louisiana refresh daily.
How many operators does momondo search for flights from Helena Airport to Louisiana?
As of October 2026, there is 1 operator available to choose from for flights from Helena Airport to Louisiana.
How old do you have to be to fly from Helena Airport to Louisiana?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Louisiana.
What documentation or ID do you need to fly to Louisiana?
The necessary travel and health documents for your Louisiana trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Helena to Louisiana

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $379	Free Cancellation	Rating 7.4 10,366 reviews		Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Helena to Louisiana. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Louisiana from Helena which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Helena to Louisiana?

Once you have performed a search for Helena to Louisiana 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 Helena to Louisiana right now. Can momondo alert me if prices change?

Price alerts on flights to Louisiana from Helena are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.