How long does it take to fly to Helena?

On average, it takes 4h 30m 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.

$329 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

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 pm - 10:30 pm

STL

HLN

6h 30m

1 stop

12:55 pm - 9:00 pm

HLN

STL

7h 05m

1 stop

$329Delta

Sat, Aug 15 - Sat, Aug 22

12:04 pm - 10:41 pm

MCI

HLN

11h 37m

2 stops

1:09 pm - 11:58 pm

HLN

MCI

9h 49m

2 stops

$329Delta

Mon, Dec 21 - Mon, Dec 28

12:04 pm - 10:41 pm

MCI

HLN

11h 37m

2 stops

5:45 am - 1:13 pm

HLN

MCI

6h 28m

1 stop

$349Delta

Mon, Dec 21 - Mon, Dec 28

9:00 am - 1:45 pm

STL

HLN

5h 45m

1 stop

2:35 pm - 8:46 pm

HLN

STL

5h 11m

1 stop

$358United Airlines

Wed, Aug 26 - Sun, Aug 30

10:53 am - 9:30 pm

STL

HLN

11h 37m

2 stops

2:35 pm - 11:31 pm

HLN

STL

7h 56m

1 stop

$363United Airlines

Wed, Aug 26 - Sun, Aug 30

6:40 am - 12:24 pm

MCI

HLN

6h 44m

1 stop

5:45 am - 1:13 pm

HLN

MCI

6h 28m

1 stop

$404Delta

Mon, Dec 21 - Mon, Dec 28

9:14 am - 1:45 pm

MCI

HLN

5h 31m

1 stop

6:15 am - 12:37 pm

HLN

MCI

5h 22m

1 stop

$409United Airlines

Sat, Aug 29 - Wed, Sep 2

7:36 pm - 4:34 pm

STL

HLN

21h 58m

1 stop

5:11 pm - 9:24 am

HLN

STL

15h 13m

2 stops

$420Alaska Airlines

Thu, Aug 27 - Sun, Aug 30

3:11 pm - 4:11 pm

MCI

HLN

26h 00m

1 stop

4:48 pm - 11:59 pm

HLN

MCI

6h 11m

1 stop

$420Alaska Airlines

Tue, Oct 27 - Sat, Oct 31

6:12 pm - 4:11 pm

MCI

HLN

22h 59m

2 stops

4:48 pm - 11:59 pm

HLN

MCI

6h 11m

1 stop

$461Alaska Airlines

Tue, Oct 27 - Sat, Oct 31

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United Airlines flights from Missouri to Helena

Our best United Airlines deals on Missouri to Helena flight tickets

United Airlines

Aug 26

STL9:00 amLambert-St Louis

5h 45m

1 stop

HLN1:45 pmHelena

Aug 30

HLN2:35 pmHelena

5h 11m

1 stop

STL8:46 pmLambert-St Louis

$358

United Airlines

Aug 26

STL10:53 amLambert-St Louis

11h 37m

2 stops

HLN9:30 pmHelena

Aug 30

HLN2:35 pmHelena

7h 56m

1 stop

STL11:31 pmLambert-St Louis

$363

United Airlines

Aug 29

MCI9:14 amKansas City

5h 31m

1 stop

HLN1:45 pmHelena

Sep 2

HLN6:15 amHelena

5h 22m

1 stop

MCI12:37 pmKansas City

$409

Alaska Airlines flights from Missouri to Helena

Our best Alaska Airlines deals on Missouri to Helena flight tickets

Alaska Airlines

Aug 27

STL7:36 pmLambert-St Louis

21h 58m

1 stop

HLN4:34 pmHelena

Aug 30

HLN5:11 pmHelena

15h 13m

2 stops

STL9:24 amLambert-St Louis

$420

Alaska Airlines

Oct 27

MCI6:12 pmKansas City

22h 59m

2 stops

HLN4:11 pmHelena

Oct 31

HLN4:48 pmHelena

6h 11m

1 stop

MCI11:59 pmKansas City

$461

Alaska Airlines

Aug 27

STL7:36 pmLambert-St Louis

21h 58m

1 stop

HLN4:34 pmHelena

Aug 30

HLN5:11 pmHelena

19h 55m

1 stop

STL2:06 pmLambert-St Louis

$484

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Sat 8/15

5:00 pm-10:30 pm

1 stop6h 30m

Helena

Sat 8/22

12:55 pm-9:00 pm

1 stop7h 05m

$329

Kansas CityHelena

MCI - HLN

MCIHLN

Kansas City

Mon 12/21

12:04 pm-10:41 pm

2 stops11h 37m

Helena

Mon 12/28

1:09 pm-11:58 pm

2 stops9h 49m

$329

Kansas CityHelena

MCI - HLN

MCIHLN

Kansas City

Mon 12/21

12:04 pm-10:41 pm

2 stops11h 37m

Helena

Mon 12/28

5:45 am-1:13 pm

1 stop6h 28m

$349

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Wed 8/26

9:00 am-1:45 pm

1 stop5h 45m

Helena

Sun 8/30

2:35 pm-8:46 pm

1 stop5h 11m

$358

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Wed 8/26

10:53 am-9:30 pm

2 stops11h 37m

Helena

Sun 8/30

2:35 pm-11:31 pm

1 stop7h 56m

$363

Kansas CityHelena

MCI - HLN

MCIHLN

Kansas City

Mon 12/21

6:40 am-12:24 pm

1 stop6h 44m

Helena

Mon 12/28

5:45 am-1:13 pm

1 stop6h 28m

$404

Quickest round-trip

Kansas CityHelena

MCI - HLN

MCIHLN

Kansas City

Sat 8/29

9:14 am-1:45 pm

1 stop5h 31m

Helena

Wed 9/2

6:15 am-12:37 pm

1 stop5h 22m

$409

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Thu 8/27

7:36 pm-4:34 pm

1 stop21h 58m

Helena

Sun 8/30

5:11 pm-9:24 am

2 stops15h 13m

$420

Kansas CityHelena

MCI - HLN

MCIHLN

Kansas City

Tue 10/27

3:11 pm-4:11 pm

1 stop26h 00m

Helena

Sat 10/31

4:48 pm-11:59 pm

1 stop6h 11m

$420

Kansas CityHelena

MCI - HLN

MCIHLN

Kansas City

Tue 10/27

6:12 pm-4:11 pm

2 stops22h 59m

Helena

Sat 10/31

4:48 pm-11:59 pm

1 stop6h 11m

$461

Flights are sorted by cheapest round-trip flights first.

Sorted 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 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 55% 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 56m
Direct flights	None

The fastest flight from Missouri to Helena takes 4h 56m

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 9,894 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.