How long does it take to fly to Helena?

On average, it takes 4h 24m 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 4h 52m.

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 many operators does momondo search for flights from Missouri to Helena Airport?

As of February 2026, there is 1 operator available to choose from for flights from Missouri to Helena Airport.

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.

$279 Cheap Flights from Missouri to Helena in 2026

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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.

9:00 am - 1:38 pm

STL

HLN

5h 38m

1 stop

2:30 pm - 11:34 pm

HLN

STL

8h 04m

1 stop

$289United Airlines

Tue, Mar 10 - Tue, Mar 17

6:25 am - 1:38 pm

STL

HLN

8h 13m

2 stops

2:30 pm - 11:34 pm

HLN

STL

8h 04m

1 stop

$294United Airlines

Tue, Mar 10 - Tue, Mar 17

7:02 am - 12:24 pm

STL

HLN

6h 22m

1 stop

5:40 am - 2:40 pm

HLN

STL

8h 00m

1 stop

$299Delta

Wed, Apr 22 - Sat, Apr 25

7:02 am - 12:24 pm

STL

HLN

6h 22m

1 stop

5:40 am - 4:50 pm

HLN

STL

10h 10m

2 stops

$329Delta

Wed, Apr 22 - Sat, Apr 25

7:00 am - 3:59 pm

STL

HLN

9h 59m

1 stop

4:36 pm - 11:59 pm

HLN

STL

6h 23m

1 stop

$339Alaska Airlines

Mon, Feb 23 - Fri, Feb 27

6:40 am - 12:23 pm

MCI

HLN

6h 43m

1 stop

5:45 am - 1:10 pm

HLN

MCI

6h 25m

1 stop

$368Delta

Tue, Jun 30 - Fri, Jul 24

5:00 pm - 10:33 pm

STL

HLN

6h 33m

1 stop

1:00 pm - 9:06 pm

HLN

STL

7h 06m

1 stop

$374Delta

Sat, May 16 - Sat, May 23

6:40 am - 12:23 pm

MCI

HLN

6h 43m

1 stop

5:45 am - 6:15 pm

HLN

MCI

11h 30m

2 stops

$387Delta

Tue, Jun 30 - Wed, Jul 22

5:21 pm - 9:16 pm

MCI

HLN

4h 55m

1 stop

2:25 pm - 8:35 pm

HLN

MCI

5h 10m

1 stop

$389United Airlines

Tue, Feb 24 - Sat, Feb 28

1:39 pm - 10:30 pm

STL

HLN

9h 51m

2 stops

1:02 pm - 11:25 pm

HLN

STL

9h 23m

2 stops

$394Delta

Tue, Mar 10 - Tue, Mar 17

United Airlines flights from Missouri to Helena

Our best United Airlines deals on Missouri to Helena flight tickets

United Airlines

Mar 10

STL9:00 amLambert-St Louis

5h 38m

1 stop

HLN1:38 pmHelena

Mar 17

HLN2:30 pmHelena

8h 04m

1 stop

STL11:34 pmLambert-St Louis

$289

United Airlines

Mar 10

STL6:25 amLambert-St Louis

8h 13m

2 stops

HLN1:38 pmHelena

Mar 17

HLN2:30 pmHelena

8h 04m

1 stop

STL11:34 pmLambert-St Louis

$294

United Airlines

Feb 24

MCI5:21 pmKansas City

4h 55m

1 stop

HLN9:16 pmHelena

Feb 28

HLN2:25 pmHelena

5h 10m

1 stop

MCI8:35 pmKansas City

$389

Delta flights from Missouri to Helena

Our best Delta deals on Missouri to Helena flight tickets

Delta

Apr 22

STL7:02 amLambert-St Louis

6h 22m

1 stop

HLN12:24 pmHelena

Apr 25

HLN5:40 amHelena

8h 00m

1 stop

STL2:40 pmLambert-St Louis

$299

Delta

Apr 22

STL7:02 amLambert-St Louis

6h 22m

1 stop

HLN12:24 pmHelena

Apr 25

HLN5:40 amHelena

10h 10m

2 stops

STL4:50 pmLambert-St Louis

$329

Delta

Jun 30

MCI6:40 amKansas City

6h 43m

1 stop

HLN12:23 pmHelena

Jul 24

HLN5:45 amHelena

6h 25m

1 stop

MCI1:10 pmKansas City

$368

Fly from

Fly to

Route

Depart

Return

Price

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Tue 3/10

9:00 am-1:38 pm

1 stop5h 38m

Helena

Tue 3/17

2:30 pm-11:34 pm

1 stop8h 04m

$289

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Tue 3/10

6:25 am-1:38 pm

2 stops8h 13m

Helena

Tue 3/17

2:30 pm-11:34 pm

1 stop8h 04m

$294

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Wed 4/22

7:02 am-12:24 pm

1 stop6h 22m

Helena

Sat 4/25

5:40 am-2:40 pm

1 stop8h 00m

$299

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Wed 4/22

7:02 am-12:24 pm

1 stop6h 22m

Helena

Sat 4/25

5:40 am-4:50 pm

2 stops10h 10m

$329

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Mon 2/23

7:00 am-3:59 pm

1 stop9h 59m

Helena

Fri 2/27

4:36 pm-11:59 pm

1 stop6h 23m

$339

Kansas CityHelena

MCI - HLN

MCIHLN

Kansas City

Tue 6/30

6:40 am-12:23 pm

1 stop6h 43m

Helena

Fri 7/24

5:45 am-1:10 pm

1 stop6h 25m

$368

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Sat 5/16

5:00 pm-10:33 pm

1 stop6h 33m

Helena

Sat 5/23

1:00 pm-9:06 pm

1 stop7h 06m

$374

Kansas CityHelena

MCI - HLN

MCIHLN

Kansas City

Tue 6/30

6:40 am-12:23 pm

1 stop6h 43m

Helena

Wed 7/22

5:45 am-6:15 pm

2 stops11h 30m

$387

Kansas CityHelena

MCI - HLN

MCIHLN

Kansas City

Tue 2/24

5:21 pm-9:16 pm

1 stop4h 55m

Helena

Sat 2/28

2:25 pm-8:35 pm

1 stop5h 10m

$389

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Tue 3/10

1:39 pm-10:30 pm

2 stops9h 51m

Helena

Tue 3/17

1:02 pm-11:25 pm

2 stops9h 23m

$394

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 and United Airlines are the most popular carriers operating from Missouri 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 Missouri according to our data. United Airlines is the first choice among our users, with 42% 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.

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 55m
Direct flights	None

The fastest flight from Missouri to Helena takes 4h 55m

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

Search flight deals

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 many operators does momondo search for flights from Missouri to Helena Airport?
As of February 2026, there is 1 operator available to choose from for flights from Missouri to Helena Airport.
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
Delta	PriceFrom $324	Free Cancellation	Rating 7.9 8,180 reviews		Search Delta flights
United Airlines	PriceFrom $378	Free Cancellation	Rating 7.4 9,273 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.