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Cheap flights from Louisville to Helena from $313

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Helena departing on 9/8. 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 Louisville to Helena

Cheap round-trip flights

United Airlines Logo
9:31 am - 4:04 pmSDF-HLN
8h 33m1 stop
United Airlines Logo
6:30 am - 2:34 pmHLN-SDF
6h 04m1 stop
$349United Airlines
Find Deal
sáb, ago 23 - ter, ago 26
United Airlines Logo
7:00 am - 4:04 pmSDF-HLN
11h 04m2 stops
United Airlines Logo
2:30 pm - 10:30 pmHLN-SDF
6h 00m1 stop
$354United Airlines
Find Deal
sáb, ago 23 - ter, ago 26
United Airlines Logo
7:00 am - 4:04 pmSDF-HLN
11h 04m2 stops
United Airlines Logo
6:30 am - 9:02 pmHLN-SDF
12h 32m2 stops
$359United Airlines
Find Deal
sáb, ago 23 - ter, ago 26
United Airlines Logo
9:31 am - 4:04 pmSDF-HLN
8h 33m1 stop
United Airlines Logo
2:30 pm - 10:30 pmHLN-SDF
6h 00m1 stop
$374United Airlines
Find Deal
sáb, ago 23 - ter, ago 26
United Airlines Logo
9:31 am - 4:04 pmSDF-HLN
8h 33m1 stop
United Airlines Logo
6:30 am - 9:02 pmHLN-SDF
12h 32m2 stops
$379United Airlines
Find Deal
sáb, ago 23 - ter, ago 26
United Airlines Logo
7:00 am - 4:04 pmSDF-HLN
11h 04m2 stops
United Airlines Logo
6:30 am - 9:02 pmHLN-SDF
12h 32m2 stops
$384United Airlines
Find Deal
sáb, ago 23 - ter, ago 26
United Airlines Logo
9:05 am - 4:04 pmSDF-HLN
8h 59m2 stops
United Airlines Logo
6:30 am - 9:02 pmHLN-SDF
12h 32m2 stops
$409United Airlines
Find Deal
sáb, ago 23 - ter, ago 26
United Airlines Logo
9:31 am - 4:04 pmSDF-HLN
8h 33m1 stop
United Airlines Logo
2:30 pm - 10:30 pmHLN-SDF
6h 00m1 stop
$458United Airlines
Find Deal
sex, set 5 - sáb, set 13
Delta Logo
6:00 pm - 10:13 pmSDF-HLN
30h 13m2 stops
Delta Logo
5:45 am - 11:52 pmHLN-SDF
16h 07m2 stops
$556Delta
Find Deal
sáb, set 6 - ter, set 16
Delta Logo
6:00 pm - 12:20 pmSDF-HLN
20h 20m2 stops
Delta Logo
5:45 am - 11:52 pmHLN-SDF
16h 07m2 stops
$571Delta
Find Deal
sex, set 5 - ter, set 16

Delta flights from Louisville to Helena

Our best Delta deals on Louisville to Helena flight tickets
Delta
Sep 6
SDF6:00 pmLouisville Intl
30h 13m
2 stops
HLN10:13 pmHelena
Sep 16
HLN5:45 amHelena
16h 07m
2 stops
SDF11:52 pmLouisville Intl
$556
Find similar
Delta
Sep 5
SDF6:00 pmLouisville Intl
20h 20m
2 stops
HLN12:20 pmHelena
Sep 16
HLN5:45 amHelena
16h 07m
2 stops
SDF11:52 pmLouisville Intl
$571
Find similar
Delta
Sep 7
SDF6:00 amLouisville Intl
8h 20m
2 stops
HLN12:20 pmHelena
Sep 16
HLN1:00 pmHelena
8h 52m
2 stops
SDF11:52 pmLouisville Intl
$789
Find similar

United Airlines flights from Louisville to Helena

Our best United Airlines deals on Louisville to Helena flight tickets
United Airlines
Aug 23
SDF9:31 amLouisville Intl
8h 33m
1 stop
HLN4:04 pmHelena
Aug 26
HLN6:30 amHelena
6h 04m
1 stop
SDF2:34 pmLouisville Intl
$349
Find similar
United Airlines
Aug 23
SDF7:00 amLouisville Intl
11h 04m
2 stops
HLN4:04 pmHelena
Aug 26
HLN2:30 pmHelena
6h 00m
1 stop
SDF10:30 pmLouisville Intl
$354
Find similar
United Airlines
Aug 23
SDF7:00 amLouisville Intl
11h 04m
2 stops
HLN4:04 pmHelena
Aug 26
HLN6:30 amHelena
12h 32m
2 stops
SDF9:02 pmLouisville Intl
$359
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Louisville to Helena 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 agosto 5, 2025.
Use the filters below to find and compare flights from Louisville to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleHelena

SDF - HLN

SDFHLN

Louisville Intl

sáb 8/23

9:31 am-4:04 pm

1 stop8h 33m

Helena

ter 8/26

6:30 am-2:34 pm

1 stop6h 04m

$349

LouisvilleHelena

SDF - HLN

SDFHLN

Louisville Intl

sáb 8/23

7:00 am-4:04 pm

2 stops11h 04m

Helena

ter 8/26

2:30 pm-10:30 pm

1 stop6h 00m

$354

LouisvilleHelena

SDF - HLN

SDFHLN

Louisville Intl

sáb 8/23

7:00 am-4:04 pm

2 stops11h 04m

Helena

ter 8/26

6:30 am-9:02 pm

2 stops12h 32m

$359

LouisvilleHelena

SDF - HLN

SDFHLN

Louisville Intl

sáb 8/23

9:31 am-4:04 pm

1 stop8h 33m

Helena

ter 8/26

2:30 pm-10:30 pm

1 stop6h 00m

$374

LouisvilleHelena

SDF - HLN

SDFHLN

Louisville Intl

sáb 8/23

9:31 am-4:04 pm

1 stop8h 33m

Helena

ter 8/26

6:30 am-9:02 pm

2 stops12h 32m

$379

LouisvilleHelena

SDF - HLN

SDFHLN

Louisville Intl

sáb 8/23

7:00 am-4:04 pm

2 stops11h 04m

Helena

ter 8/26

6:30 am-9:02 pm

2 stops12h 32m

$384

LouisvilleHelena

SDF - HLN

SDFHLN

Louisville Intl

sáb 8/23

9:05 am-4:04 pm

2 stops8h 59m

Helena

ter 8/26

6:30 am-9:02 pm

2 stops12h 32m

$409

LouisvilleHelena

SDF - HLN

SDFHLN

Louisville Intl

sex 9/5

9:31 am-4:04 pm

1 stop8h 33m

Helena

sáb 9/13

2:30 pm-10:30 pm

1 stop6h 00m

$458

LouisvilleHelena

SDF - HLN

SDFHLN

Louisville Intl

sáb 9/6

6:00 pm-10:13 pm

2 stops30h 13m

Helena

ter 9/16

5:45 am-11:52 pm

2 stops16h 07m

$556

LouisvilleHelena

SDF - HLN

SDFHLN

Louisville Intl

sex 9/5

6:00 pm-12:20 pm

2 stops20h 20m

Helena

ter 9/16

5:45 am-11:52 pm

2 stops16h 07m

$571

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Helena from

How to get the cheapest flight ticket from Louisville to Helena

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 Helena?

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

What airlines fly to Helena?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Helena from Louisville according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 5 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.

When to book flights from Louisville to Helena

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Helena according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Louisville to Helena (SDF to HLN) flight deals and tips

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

Best Price Found

$313

Fastest flight time

5h 59m

Direct flights

None

Airports in Helena

1 airport
The best one-way flight to Helena from Louisville in the past 72 hours is $313. The best round-trip flight deal from Louisville to Helena found on momondo in the last 72 hours is $349.
The fastest flight from Louisville to Helena takes 5h 59m
There are no direct flights from Louisville to Helena. Popular non-direct route for this connection is Louisville Intl Airport - Helena Airport.
There is 1 airport near Helena: Helena (HLN)
Search flight deals

  • How far is Louisville Intl to Helena by plane?

    The distance between Louisville Intl and Helena is about 1449.4 mi. By plane, this route typically takes 5h 59m.

  • When did momondo last update prices for flights from Louisville Intl Airport to Helena Airport?

    Prices for flights from Louisville Intl Airport to Helena Airport refresh daily.

  • How old do you have to be to fly from Louisville Intl Airport to Helena 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 Helena Airport.

  • What documentation or ID do you need to fly to Helena Airport?

    The necessary travel and health documents for your Helena Airport 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.

Why use momondo?

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

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 Louisville to Helena for you.

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

Yes. momondo allows you to filter the results for Louisville to Helena flights to just show those with flexible booking policies.

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

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

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

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