How long does it take to fly to Helena?

On average, it takes 6h 35m to fly from Kentucky to Helena if you fly out of Lexington (the most popular airport in Kentucky) and into Bozeman (the most popular airport in Helena). If you’re flying out of Louisville and into Bozeman, then the flight time is around 7h 28m.

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

Prices for flights from Kentucky to Helena Airport were last updated today.

How old do you have to be to fly from Kentucky to Helena 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 Kentucky to Helena Airport.

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

The travel and health documents required for your trip to Helena 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 Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$349 Cheap Flights from Kentucky to Helena in 2026/27

Find the cheapest flights from Kentucky to Helena

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:55 am - 1:48 pmSDF Louisville Intl-HLN Helena

7h 53m1 stop Denver Intl

2:30 pm - 10:32 pmHLN Helena-SDF Louisville Intl

6h 02m1 stop Denver Intl

$429United Airlines

Sat, Oct 17 - Wed, Oct 21

10:00 am - 9:08 pmSDF Louisville Intl-HLN Helena

13h 08m2 stops Washington, D.C. Dulles Intl Denver Intl

2:30 pm - 10:32 pmHLN Helena-SDF Louisville Intl

6h 02m1 stop Denver Intl

$434United Airlines

Sat, Oct 17 - Wed, Oct 21

3:20 pm - 8:59 pmSDF Louisville Intl-HLN Helena

7h 39m1 stop Denver Intl

7:00 am - 2:27 pmHLN Helena-SDF Louisville Intl

5h 27m1 stop Denver Intl

$469United Airlines

Sat, Jan 30 - Wed, Feb 3

10:00 am - 8:59 pmSDF Louisville Intl-HLN Helena

12h 59m2 stops Washington, D.C. Dulles Intl Denver Intl

7:00 am - 2:27 pmHLN Helena-SDF Louisville Intl

5h 27m1 stop Denver Intl

$474United Airlines

Sat, Jan 30 - Wed, Feb 3

10:00 am - 8:59 pmSDF Louisville Intl-HLN Helena

12h 59m2 stops Washington, D.C. Dulles Intl Denver Intl

7:00 am - 11:19 pmHLN Helena-SDF Louisville Intl

14h 19m2 stops Denver Intl Newark

$479United Airlines

Sat, Jan 30 - Wed, Feb 3

5:00 am - 1:27 pmLEX Lexington Blue Grass-HLN Helena

10h 27m2 stops Chicago O'Hare Intl Denver Intl

2:30 pm - 10:21 pmHLN Helena-LEX Lexington Blue Grass

5h 51m1 stop Denver Intl

$504United Airlines

Sat, Jan 9 - Tue, Jan 12

1:50 pm - 9:08 pmSDF Louisville Intl-HLN Helena

9h 18m2 stops Chicago O'Hare Intl Denver Intl

6:25 am - 11:41 pmHLN Helena-SDF Louisville Intl

15h 16m2 stops Denver Intl Newark

$504United Airlines

Sat, Oct 17 - Wed, Oct 21

5:00 am - 1:27 pmLEX Lexington Blue Grass-HLN Helena

10h 27m2 stops Chicago O'Hare Intl Denver Intl

7:00 am - 5:17 pmHLN Helena-LEX Lexington Blue Grass

8h 17m2 stops Denver Intl Chicago O'Hare Intl

$509United Airlines

Sat, Jan 9 - Tue, Jan 12

8:00 am - 1:27 pmLEX Lexington Blue Grass-HLN Helena

7h 27m1 stop Denver Intl

2:30 pm - 10:21 pmHLN Helena-LEX Lexington Blue Grass

5h 51m1 stop Denver Intl

$534United Airlines

Sat, Jan 9 - Tue, Jan 12

10:50 am - 9:32 pmLEX Lexington Blue Grass-HLN Helena

12h 42m2 stops Chicago O'Hare Intl Denver Intl

2:27 pm - 10:15 pmHLN Helena-LEX Lexington Blue Grass

5h 48m1 stop Denver Intl

$539United Airlines

Sat, Jan 30 - Tue, Feb 2

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United Airlines flights from Kentucky to Helena

Our best United Airlines deals on Kentucky to Helena flight tickets

United Airlines

Oct 17

SDF7:55 amLouisville Intl

7h 53m

1 stop

HLN1:48 pmHelena

Oct 21

HLN2:30 pmHelena

6h 02m

1 stop

SDF10:32 pmLouisville Intl

$429

United Airlines

Oct 17

SDF10:00 amLouisville Intl

13h 08m

2 stops

HLN9:08 pmHelena

Oct 21

HLN2:30 pmHelena

6h 02m

1 stop

SDF10:32 pmLouisville Intl

$434

United Airlines

Jan 30

SDF3:20 pmLouisville Intl

7h 39m

1 stop

HLN8:59 pmHelena

Feb 3

HLN7:00 amHelena

5h 27m

1 stop

SDF2:27 pmLouisville Intl

$469

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleHelena

SDF Louisville Intl - HLN Helena

SDFHLN

Louisville Intl

Sat 10/17

7:55 am-1:48 pm

1 stop7h 53m

Helena

Wed 10/21

2:30 pm-10:32 pm

1 stop6h 02m

$429

LouisvilleHelena

SDF Louisville Intl - HLN Helena

SDFHLN

Louisville Intl

Sat 10/17

10:00 am-9:08 pm

2 stops13h 08m

Helena

Wed 10/21

2:30 pm-10:32 pm

1 stop6h 02m

$434

Quickest round-trip

LouisvilleHelena

SDF Louisville Intl - HLN Helena

SDFHLN

Louisville Intl

Sat 1/30

3:20 pm-8:59 pm

1 stop7h 39m

Helena

Wed 2/3

7:00 am-2:27 pm

1 stop5h 27m

$469

LouisvilleHelena

SDF Louisville Intl - HLN Helena

SDFHLN

Louisville Intl

Sat 1/30

10:00 am-8:59 pm

2 stops12h 59m

Helena

Wed 2/3

7:00 am-2:27 pm

1 stop5h 27m

$474

LouisvilleHelena

SDF Louisville Intl - HLN Helena

SDFHLN

Louisville Intl

Sat 1/30

10:00 am-8:59 pm

2 stops12h 59m

Helena

Wed 2/3

7:00 am-11:19 pm

2 stops14h 19m

$479

LexingtonHelena

LEX Lexington Blue Grass - HLN Helena

LEXHLN

Lexington Blue Grass

Sat 1/9

5:00 am-1:27 pm

2 stops10h 27m

Helena

Tue 1/12

2:30 pm-10:21 pm

1 stop5h 51m

$504

LouisvilleHelena

SDF Louisville Intl - HLN Helena

SDFHLN

Louisville Intl

Sat 10/17

1:50 pm-9:08 pm

2 stops9h 18m

Helena

Wed 10/21

6:25 am-11:41 pm

2 stops15h 16m

$504

LexingtonHelena

LEX Lexington Blue Grass - HLN Helena

LEXHLN

Lexington Blue Grass

Sat 1/9

5:00 am-1:27 pm

2 stops10h 27m

Helena

Tue 1/12

7:00 am-5:17 pm

2 stops8h 17m

$509

LexingtonHelena

LEX Lexington Blue Grass - HLN Helena

LEXHLN

Lexington Blue Grass

Sat 1/9

8:00 am-1:27 pm

1 stop7h 27m

Helena

Tue 1/12

2:30 pm-10:21 pm

1 stop5h 51m

$534

LexingtonHelena

LEX Lexington Blue Grass - HLN Helena

LEXHLN

Lexington Blue Grass

Sat 1/30

10:50 am-9:32 pm

2 stops12h 42m

Helena

Tue 2/2

2:27 pm-10:15 pm

1 stop5h 48m

$539

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kentucky 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

Airlines

Other information

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

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

What airlines fly to Helena?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Helena from Kentucky according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 4 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.

Cheap Kentucky to Helena flight deals and tips

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

Best Price Found	$349
Fastest flight time	6h 27m
Direct flights	None

The best one-way flight to Helena from Kentucky in the past 72 hours is $349. The best round-trip flight deal from Kentucky to Helena found on momondo in the last 72 hours is $429.

The fastest flight from Kentucky to Helena takes 6h 27m

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

Search flight deals

Frequently asked questions about flying from Kentucky to Helena

When did momondo last update prices for flights from Kentucky to Helena Airport?
Prices for flights from Kentucky to Helena Airport were last updated today.
How old do you have to be to fly from Kentucky to Helena 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 Kentucky to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The travel and health documents required for your trip to Helena 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 Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helena from Kentucky.

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

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

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

momondo helps you find the best flight between Kentucky and Helena by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Helena from Kentucky. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.