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Cheap flights from Helena to Louisiana from $285

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Louisiana departing on 12/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Helena to Louisiana

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:28 pm - 11:59 pmHLN-MSY
28h 31m1 stop
Alaska Airlines Logo
6:04 pm - 5:51 pmMSY-HLN
24h 47m1 stop
$382Alaska Airlines
Find Deal
Wed, Dec 10 - Mon, Dec 15
Alaska Airlines Logo
6:28 pm - 5:04 pmHLN-MSY
21h 36m1 stop
Alaska Airlines Logo
7:00 am - 5:51 pmMSY-HLN
11h 51m1 stop
$392Alaska Airlines
Find Deal
Sun, Dec 7 - Sat, Dec 13
Alaska Airlines Logo
6:28 pm - 11:59 pmHLN-MSY
28h 31m1 stop
Alaska Airlines Logo
7:00 am - 5:51 pmMSY-HLN
11h 51m1 stop
$412Alaska Airlines
Find Deal
Sun, Dec 7 - Sat, Dec 13
United Airlines Logo
6:30 am - 1:22 pmHLN-MSY
5h 52m1 stop
United Airlines Logo
8:00 am - 1:47 pmMSY-HLN
6h 47m1 stop
$453United Airlines
Find Deal
Sun, Dec 7 - Sat, Dec 13
United Airlines Logo
2:30 pm - 9:49 pmHLN-MSY
6h 19m1 stop
United Airlines Logo
5:15 am - 1:47 pmMSY-HLN
9h 32m2 stops
$458United Airlines
Find Deal
Sun, Dec 7 - Sat, Dec 13
United Airlines Logo
2:30 pm - 10:59 pmHLN-MSY
7h 29m2 stops
United Airlines Logo
2:15 pm - 9:22 pmMSY-HLN
8h 07m2 stops
$463United Airlines
Find Deal
Sun, Dec 7 - Sat, Dec 13
United Airlines Logo
6:30 am - 1:22 pmHLN-MSY
5h 52m1 stop
United Airlines Logo
5:15 am - 1:47 pmMSY-HLN
9h 32m2 stops
$474United Airlines
Find Deal
Sun, Dec 7 - Sun, Dec 14
Delta Logo
5:30 am - 2:16 pmHLN-MSY
7h 46m1 stop
Delta Logo
1:07 pm - 10:30 pmMSY-HLN
10h 23m2 stops
$511Delta
Find Deal
Wed, Dec 10 - Wed, Dec 17
Delta Logo
5:30 am - 2:16 pmHLN-MSY
7h 46m1 stop
Delta Logo
1:07 pm - 10:30 pmMSY-HLN
10h 23m2 stops
$514Delta
Find Deal
Mon, Dec 15 - Wed, Dec 17
Delta Logo
5:30 am - 2:16 pmHLN-MSY
7h 46m1 stop
Delta Logo
4:24 pm - 12:25 pmMSY-HLN
21h 01m2 stops
$518Delta
Find Deal
Wed, Dec 10 - Tue, Dec 16

United Airlines flights from Helena to Louisiana

Our best United Airlines deals on Helena to Louisiana flight tickets
United Airlines
Dec 7
HLN6:30 amHelena
5h 52m
1 stop
MSY1:22 pmNew Orleans Louis Armstrong
Dec 13
MSY8:00 amNew Orleans Louis Armstrong
6h 47m
1 stop
HLN1:47 pmHelena
$453
Find similar
United Airlines
Dec 7
HLN2:30 pmHelena
6h 19m
1 stop
MSY9:49 pmNew Orleans Louis Armstrong
Dec 13
MSY5:15 amNew Orleans Louis Armstrong
9h 32m
2 stops
HLN1:47 pmHelena
$458
Find similar
United Airlines
Dec 7
HLN2:30 pmHelena
7h 29m
2 stops
MSY10:59 pmNew Orleans Louis Armstrong
Dec 13
MSY2:15 pmNew Orleans Louis Armstrong
8h 07m
2 stops
HLN9:22 pmHelena
$463
Find similar

Alaska Airlines flights from Helena to Louisiana

Our best Alaska Airlines deals on Helena to Louisiana flight tickets
Alaska Airlines
Dec 10
HLN6:28 pmHelena
28h 31m
1 stop
MSY11:59 pmNew Orleans Louis Armstrong
Dec 15
MSY6:04 pmNew Orleans Louis Armstrong
24h 47m
1 stop
HLN5:51 pmHelena
$382
Find similar
Alaska Airlines
Dec 7
HLN6:28 pmHelena
21h 36m
1 stop
MSY5:04 pmNew Orleans Louis Armstrong
Dec 13
MSY7:00 amNew Orleans Louis Armstrong
11h 51m
1 stop
HLN5:51 pmHelena
$392
Find similar
Alaska Airlines
Dec 7
HLN6:28 pmHelena
28h 31m
1 stop
MSY11:59 pmNew Orleans Louis Armstrong
Dec 13
MSY7:00 amNew Orleans Louis Armstrong
11h 51m
1 stop
HLN5:51 pmHelena
$412
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Helena to Louisiana that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Helena to Louisiana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelenaNew Orleans

HLN - MSY

HLNMSY

Helena

Wed 12/10

6:28 pm-11:59 pm

1 stop28h 31m

New Orleans Louis Armstrong

Mon 12/15

6:04 pm-5:51 pm

1 stop24h 47m

$382

HelenaNew Orleans

HLN - MSY

HLNMSY

Helena

Sun 12/7

6:28 pm-5:04 pm

1 stop21h 36m

New Orleans Louis Armstrong

Sat 12/13

7:00 am-5:51 pm

1 stop11h 51m

$392

HelenaNew Orleans

HLN - MSY

HLNMSY

Helena

Sun 12/7

6:28 pm-11:59 pm

1 stop28h 31m

New Orleans Louis Armstrong

Sat 12/13

7:00 am-5:51 pm

1 stop11h 51m

$412

HelenaNew Orleans

HLN - MSY

HLNMSY

Helena

Sun 12/7

6:30 am-1:22 pm

1 stop5h 52m

New Orleans Louis Armstrong

Sat 12/13

8:00 am-1:47 pm

1 stop6h 47m

$453

HelenaNew Orleans

HLN - MSY

HLNMSY

Helena

Sun 12/7

2:30 pm-9:49 pm

1 stop6h 19m

New Orleans Louis Armstrong

Sat 12/13

5:15 am-1:47 pm

2 stops9h 32m

$458

HelenaNew Orleans

HLN - MSY

HLNMSY

Helena

Sun 12/7

2:30 pm-10:59 pm

2 stops7h 29m

New Orleans Louis Armstrong

Sat 12/13

2:15 pm-9:22 pm

2 stops8h 07m

$463

HelenaNew Orleans

HLN - MSY

HLNMSY

Helena

Sun 12/7

6:30 am-1:22 pm

1 stop5h 52m

New Orleans Louis Armstrong

Sun 12/14

5:15 am-1:47 pm

2 stops9h 32m

$474

HelenaNew Orleans

HLN - MSY

HLNMSY

Helena

Wed 12/10

5:30 am-2:16 pm

1 stop7h 46m

New Orleans Louis Armstrong

Wed 12/17

1:07 pm-10:30 pm

2 stops10h 23m

$511

HelenaNew Orleans

HLN - MSY

HLNMSY

Helena

Mon 12/15

5:30 am-2:16 pm

1 stop7h 46m

New Orleans Louis Armstrong

Wed 12/17

1:07 pm-10:30 pm

2 stops10h 23m

$514

HelenaNew Orleans

HLN - MSY

HLNMSY

Helena

Wed 12/10

5:30 am-2:16 pm

1 stop7h 46m

New Orleans Louis Armstrong

Tue 12/16

4:24 pm-12:25 pm

2 stops21h 01m

$518

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Louisiana from

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

What is the cheapest day to depart on your flight to Louisiana?

According to our data, Wednesday is the cheapest day to fly to Louisiana from Helena. The lowest ticket price found for a Wednesday departure recently was $456. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Louisiana on Saturday is $813.

What is the cheapest time of day to depart on your flight to Louisiana?

The cheapest time of day to fly to Louisiana is at noon when flights can be purchased for as low as $571. In contrast, the most expensive time of day to depart to Louisiana is in the morning when prices are around $703.

Cheap Helena to Louisiana flight deals and tips

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

Direct flights

None
There are no direct flights from Helena to Louisiana. There are no popular flight routes from Helena to Louisiana.
Search flight deals

  • 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?

  • 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 AirlinesPriceFrom $336Free CancellationRating
7.4
9,004 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.

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