How long does it take to fly to Helena?

On average, it takes 4h 40m to fly from Missouri to Helena if you fly out of Kansas City (the most popular airport in Missouri) and into Bozeman (the most popular airport in Helena). If you’re flying out of St. Louis and into Bozeman, then the flight time is around 5h 01m.

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

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

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

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

The required travel and health documents for your Helena Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helena Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$250 Cheap Flights from Missouri to Helena in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missouri to Helena

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:39 pm - 9:18 pmSTL Lambert-St Louis-HLN Helena

5h 39m1 stop Denver Intl

2:30 pm - 8:36 pmHLN Helena-STL Lambert-St Louis

5h 06m1 stop Denver Intl

$339United Airlines

Tue, Oct 6 - Sat, Oct 10

1:29 pm - 9:18 pmSTL Lambert-St Louis-HLN Helena

8h 49m2 stops Chicago O'Hare Intl Denver Intl

2:30 pm - 8:36 pmHLN Helena-STL Lambert-St Louis

5h 06m1 stop Denver Intl

$344United Airlines

Tue, Oct 6 - Sat, Oct 10

5:05 pm - 8:59 pmMCI Kansas City-HLN Helena

4h 54m1 stop Denver Intl

7:00 am - 12:52 pmHLN Helena-MCI Kansas City

4h 52m1 stop Denver Intl

$419United Airlines

Tue, Jan 26 - Sat, Jan 30

10:00 am - 8:59 pmMCI Kansas City-HLN Helena

11h 59m2 stops Chicago O'Hare Intl Denver Intl

7:00 am - 12:52 pmHLN Helena-MCI Kansas City

4h 52m1 stop Denver Intl

$424United Airlines

Tue, Jan 26 - Sat, Jan 30

4:39 pm - 9:31 pmSTL Lambert-St Louis-HLN Helena

5h 52m1 stop Denver Intl

6:28 am - 12:38 pmHLN Helena-STL Lambert-St Louis

5h 10m1 stop Denver Intl

$429United Airlines

Fri, Oct 30 - Tue, Nov 3

1:08 pm - 9:31 pmSTL Lambert-St Louis-HLN Helena

9h 23m2 stops Chicago O'Hare Intl Denver Intl

6:28 am - 12:38 pmHLN Helena-STL Lambert-St Louis

5h 10m1 stop Denver Intl

$434United Airlines

Fri, Oct 30 - Tue, Nov 3

1:08 pm - 9:31 pmSTL Lambert-St Louis-HLN Helena

9h 23m2 stops Chicago O'Hare Intl Denver Intl

6:28 am - 9:52 pmHLN Helena-STL Lambert-St Louis

14h 24m2 stops Denver Intl Newark

$439United Airlines

Fri, Oct 30 - Tue, Nov 3

5:13 pm - 9:30 pmMCI Kansas City-HLN Helena

5h 17m1 stop Denver Intl

2:35 pm - 8:34 pmHLN Helena-MCI Kansas City

4h 59m1 stop Denver Intl

$444United Airlines

Sat, Aug 29 - Thu, Sep 3

9:00 am - 1:45 pmSGF Springfield-Branson-HLN Helena

5h 45m1 stop Denver Intl

2:35 pm - 11:42 pmHLN Helena-SGF Springfield-Branson

8h 07m1 stop Denver Intl

$444United Airlines

Sat, Aug 29 - Tue, Sep 1

1:08 pm - 9:30 pmMCI Kansas City-HLN Helena

9h 22m2 stops Chicago O'Hare Intl Denver Intl

2:35 pm - 8:34 pmHLN Helena-MCI Kansas City

4h 59m1 stop Denver Intl

$449United Airlines

Sat, Aug 29 - Thu, Sep 3

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United Airlines flights from Missouri to Helena

Our best United Airlines deals on Missouri to Helena flight tickets

United Airlines

Oct 6

STL4:39 pmLambert-St Louis

5h 39m

1 stop

HLN9:18 pmHelena

Oct 10

HLN2:30 pmHelena

5h 06m

1 stop

STL8:36 pmLambert-St Louis

$339

United Airlines

Oct 6

STL1:29 pmLambert-St Louis

8h 49m

2 stops

HLN9:18 pmHelena

Oct 10

HLN2:30 pmHelena

5h 06m

1 stop

STL8:36 pmLambert-St Louis

$344

United Airlines

Jan 26

MCI5:05 pmKansas City

4h 54m

1 stop

HLN8:59 pmHelena

Jan 30

HLN7:00 amHelena

4h 52m

1 stop

MCI12:52 pmKansas City

$419

Alaska Airlines flights from Missouri to Helena

Our best Alaska Airlines deals on Missouri to Helena flight tickets

Alaska Airlines

Oct 6

STL10:12 amLambert-St Louis

31h 37m

2 stops

HLN4:49 pmHelena

Oct 10

HLN5:26 pmHelena

14h 54m

2 stops

STL9:20 amLambert-St Louis

$570

Alaska Airlines

Oct 8

STL4:42 pmLambert-St Louis

25h 07m

1 stop

HLN4:49 pmHelena

Oct 13

HLN5:26 pmHelena

29h 20m

2 stops

STL11:46 pmLambert-St Louis

$644

Alaska Airlines

Sep 10

STL6:08 pmLambert-St Louis

47h 33m

2 stops

HLN4:41 pmHelena

Sep 16

HLN5:18 pmHelena

22h 52m

2 stops

STL5:10 pmLambert-St Louis

$661

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisHelena

STL Lambert-St Louis - HLN Helena

STLHLN

Lambert-St Louis

Tue 10/6

4:39 pm-9:18 pm

1 stop5h 39m

Helena

Sat 10/10

2:30 pm-8:36 pm

1 stop5h 06m

$339

St. LouisHelena

STL Lambert-St Louis - HLN Helena

STLHLN

Lambert-St Louis

Tue 10/6

1:29 pm-9:18 pm

2 stops8h 49m

Helena

Sat 10/10

2:30 pm-8:36 pm

1 stop5h 06m

$344

Quickest round-trip

Kansas CityHelena

MCI Kansas City - HLN Helena

MCIHLN

Kansas City

Tue 1/26

5:05 pm-8:59 pm

1 stop4h 54m

Helena

Sat 1/30

7:00 am-12:52 pm

1 stop4h 52m

$419

Kansas CityHelena

MCI Kansas City - HLN Helena

MCIHLN

Kansas City

Tue 1/26

10:00 am-8:59 pm

2 stops11h 59m

Helena

Sat 1/30

7:00 am-12:52 pm

1 stop4h 52m

$424

St. LouisHelena

STL Lambert-St Louis - HLN Helena

STLHLN

Lambert-St Louis

Fri 10/30

4:39 pm-9:31 pm

1 stop5h 52m

Helena

Tue 11/3

6:28 am-12:38 pm

1 stop5h 10m

$429

St. LouisHelena

STL Lambert-St Louis - HLN Helena

STLHLN

Lambert-St Louis

Fri 10/30

1:08 pm-9:31 pm

2 stops9h 23m

Helena

Tue 11/3

6:28 am-12:38 pm

1 stop5h 10m

$434

St. LouisHelena

STL Lambert-St Louis - HLN Helena

STLHLN

Lambert-St Louis

Fri 10/30

1:08 pm-9:31 pm

2 stops9h 23m

Helena

Tue 11/3

6:28 am-9:52 pm

2 stops14h 24m

$439

Kansas CityHelena

MCI Kansas City - HLN Helena

MCIHLN

Kansas City

Sat 8/29

5:13 pm-9:30 pm

1 stop5h 17m

Helena

Thu 9/3

2:35 pm-8:34 pm

1 stop4h 59m

$444

SpringfieldHelena

SGF Springfield-Branson - HLN Helena

SGFHLN

Springfield-Branson

Sat 8/29

9:00 am-1:45 pm

1 stop5h 45m

Helena

Tue 9/1

2:35 pm-11:42 pm

1 stop8h 07m

$444

Kansas CityHelena

MCI Kansas City - HLN Helena

MCIHLN

Kansas City

Sat 8/29

1:08 pm-9:30 pm

2 stops9h 22m

Helena

Thu 9/3

2:35 pm-8:34 pm

1 stop4h 59m

$449

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 Missouri 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 Missouri to Helena?

Alaska Airlines, Delta, and United Airlines are the most popular carriers operating from Missouri to Helena

What airlines fly to Helena?

United Airlines, Delta and Southwest are the top three most popular airlines that fly to Helena from Missouri according to our data. United Airlines is the first choice among our users, with 59% 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 Missouri to Helena flight deals and tips

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

Fastest flight time	4h 54m
Direct flights	None

The fastest flight from Missouri to Helena takes 4h 54m

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

Search flight deals

Frequently asked questions about flying from Missouri to Helena

When did momondo last update prices for flights from Missouri to Helena Airport?
Prices for flights from Missouri to Helena Airport were last updated today.
How old do you have to be to fly from Missouri 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 Missouri to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The required travel and health documents for your Helena Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helena Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Missouri to Helena

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $378	Free Cancellation	Rating 7.4 10,111 reviews		Search United Airlines flights

Why use momondo?

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

Finding the right flight to Helena from Missouri is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Helena quick and easy, saving you time and money.

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

All flight searches from Missouri to Helena on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Missouri to Helena.

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

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