How long is the flight from Montana to Missouri?

The flight from Montana to Missouri depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Kalispell (a popular airport in Montana) to St. Louis (the most popular airport in Missouri), then the flight time is 5h 14m on average. If you fly from Billings (another popular airport in Montana) to St. Louis, then the average flight time is 5h 16m.

What is the cheapest airline that flies from Montana to Missouri?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Montana to Missouri

What airlines fly to Missouri?

United Airlines, Delta and Southwest are the top three most popular airlines that fly to Missouri from Montana according to our data. United Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Missouri. Keep in mind that there are 4 different airlines that fly to Missouri on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Montana to Missouri refresh daily.

How many operators does momondo search for flights from Montana to Missouri?

The number of operators available for flights from Montana to Missouri is 4 as of September 2025.

How old do you have to be to fly from Montana to Missouri?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Missouri.

What documentation or ID do you need to fly to Missouri?

The necessary travel and health documents for your Missouri 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.

$154 Cheap Flights from Montana to Missouri in 2025/26

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Find the cheapest flights from Montana to Missouri

Round-trip

One-way

Last minute

Cheap round-trip flights

3:02 pm - 11:46 pmBZN-MCI

7h 44m1 stop

7:00 am - 2:08 pmMCI-BZN

8h 08m1 stop

$242Alaska Airlines

Find Deal

Thu, Nov 13 - Tue, Nov 18

5:00 am - 10:48 amBIL-MCI

4h 48m1 stop

6:00 am - 9:46 amMCI-BIL

4h 46m1 stop

$249United Airlines

Find Deal

Sun, Oct 19 - Sun, Oct 26

5:25 am - 3:27 pmBIL-MCI

9h 02m2 stops

6:16 pm - 12:10 amMCI-BIL

6h 54m1 stop

$254Delta

Find Deal

Thu, Nov 6 - Tue, Nov 11

5:25 am - 3:27 pmBIL-MCI

9h 02m2 stops

12:18 pm - 11:24 pmMCI-BIL

12h 06m2 stops

$259Delta

Find Deal

Thu, Nov 6 - Tue, Nov 11

5:45 pm - 10:55 pmBZN-MCI

4h 10m1 stop

7:30 am - 3:25 pmMCI-BZN

8h 55m2 stops

$266Southwest

Find Deal

Thu, Nov 13 - Tue, Nov 18

5:00 am - 1:35 pmBZN-MCI

7h 35m2 stops

3:30 pm - 10:45 pmMCI-BZN

8h 15m2 stops

$271Southwest

Find Deal

Thu, Nov 13 - Tue, Nov 18

2:22 pm - 10:17 amBZN-MCI

18h 55m2 stops

7:00 am - 1:27 pmMCI-BZN

7h 27m1 stop

$318Multiple Airlines

Find Deal

Thu, Nov 13 - Sun, Nov 16

1:52 pm - 8:09 amBZN-STL

17h 17m2 stops

7:00 am - 1:02 pmSTL-BZN

7h 02m1 stop

$346American Airlines

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Wed, Nov 5 - Mon, Nov 10

10:26 pm - 3:56 pmMSO-STL

16h 30m1 stop

11:07 am - 9:36 pmSTL-MSO

35h 29m2 stops

$352Multiple Airlines

Find Deal

Fri, Oct 17 - Thu, Oct 30

1:52 pm - 8:09 amBZN-STL

17h 17m2 stops

5:17 am - 1:02 pmSTL-BZN

8h 45m1 stop

$365American Airlines

Find Deal

Wed, Nov 5 - Mon, Nov 10

American Airlines flights from Montana to Missouri

Our best American Airlines deals on Montana to Missouri flight tickets

American Airlines

Nov 5

BZN1:52 pmBozeman Gallatin Field

17h 17m

2 stops

STL8:09 amLambert-St Louis

Nov 10

STL7:00 amLambert-St Louis

7h 02m

1 stop

BZN1:02 pmBozeman Gallatin Field

$346

Find similar

American Airlines

Nov 5

BZN1:52 pmBozeman Gallatin Field

17h 17m

2 stops

STL8:09 amLambert-St Louis

Nov 10

STL5:17 amLambert-St Louis

8h 45m

1 stop

BZN1:02 pmBozeman Gallatin Field

$365

Find similar

American Airlines

Oct 17

FCA1:14 pmKalispell Glacier Park

6h 12m

1 stop

STL8:26 pmLambert-St Louis

Oct 20

STL8:05 pmLambert-St Louis

17h 38m

1 stop

FCA12:43 pmKalispell Glacier Park

$367

Find similar

Southwest flights from Montana to Missouri

Our best Southwest deals on Montana to Missouri flight tickets

Southwest

Nov 13

BZN5:45 pmBozeman Gallatin Field

4h 10m

1 stop

MCI10:55 pmKansas City

Nov 18

MCI7:30 amKansas City

8h 55m

2 stops

BZN3:25 pmBozeman Gallatin Field

$266

Find similar

Southwest

Nov 13

BZN5:00 amBozeman Gallatin Field

7h 35m

2 stops

MCI1:35 pmKansas City

Nov 18

MCI3:30 pmKansas City

8h 15m

2 stops

BZN10:45 pmBozeman Gallatin Field

$271

Find similar

Southwest

Dec 10

BZN5:30 amBozeman Gallatin Field

7h 55m

2 stops

STL2:25 pmLambert-St Louis

Dec 14

STL5:30 amLambert-St Louis

5h 05m

1 stop

BZN9:35 amBozeman Gallatin Field

$312

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BozemanKansas City

BZN - MCI

BZNMCI

Bozeman Gallatin Field

Thu 11/13

3:02 pm-11:46 pm

1 stop7h 44m

Kansas City

Tue 11/18

7:00 am-2:08 pm

1 stop8h 08m

$242

BillingsKansas City

BIL - MCI

BILMCI

Billings Logan Intl

Sun 10/19

5:00 am-10:48 am

1 stop4h 48m

Kansas City

Sun 10/26

6:00 am-9:46 am

1 stop4h 46m

$249

BillingsKansas City

BIL - MCI

BILMCI

Billings Logan Intl

Thu 11/6

5:25 am-3:27 pm

2 stops9h 02m

Kansas City

Tue 11/11

6:16 pm-12:10 am

1 stop6h 54m

$254

BillingsKansas City

BIL - MCI

BILMCI

Billings Logan Intl

Thu 11/6

5:25 am-3:27 pm

2 stops9h 02m

Kansas City

Tue 11/11

12:18 pm-11:24 pm

2 stops12h 06m

$259

BozemanKansas City

BZN - MCI

BZNMCI

Bozeman Gallatin Field

Thu 11/13

5:45 pm-10:55 pm

1 stop4h 10m

Kansas City

Tue 11/18

7:30 am-3:25 pm

2 stops8h 55m

$266

BozemanKansas City

BZN - MCI

BZNMCI

Bozeman Gallatin Field

Thu 11/13

5:00 am-1:35 pm

2 stops7h 35m

Kansas City

Tue 11/18

3:30 pm-10:45 pm

2 stops8h 15m

$271

BozemanKansas City

BZN - MCI

BZNMCI

Bozeman Gallatin Field

Thu 11/13

2:22 pm-10:17 am

2 stops18h 55m

Kansas City

Sun 11/16

7:00 am-1:27 pm

1 stop7h 27m

$318

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Wed 11/5

1:52 pm-8:09 am

2 stops17h 17m

Lambert-St Louis

Mon 11/10

7:00 am-1:02 pm

1 stop7h 02m

$346

MissoulaSt. Louis

MSO - STL

MSOSTL

Missoula Johnson-Bell Field

Fri 10/17

10:26 pm-3:56 pm

1 stop16h 30m

Lambert-St Louis

Thu 10/30

11:07 am-9:36 pm

2 stops35h 29m

$352

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Wed 11/5

1:52 pm-8:09 am

2 stops17h 17m

Lambert-St Louis

Mon 11/10

5:17 am-1:02 pm

1 stop8h 45m

$365

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 Montana to Missouri

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

Prices

Airlines

Other information

What is the cheapest month to fly to Missouri?

In general, September is the cheapest month to fly from Montana to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $359. If you aren’t able to travel to Missouri during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $372.

What is the cheapest day to depart on your flight to Missouri?

The cheapest day to depart from Montana to Missouri is on a Wednesday when prices can be found for as low as $391. Flights from Montana to Missouri on a Tuesday will generally be more expensive and average around $522. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Missouri?

According to our data, the cheapest time of day to fly to Missouri is in the afternoon. momondo users have found flights departing from Montana to Missouri in the afternoon for as low as $407. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Missouri are more costly in the morning, with an average ticket price of $437. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Montana to Missouri flights?

You could potentially save up to 25% on your flight if you consider stops on a Montana to Missouri flight.

Cheap Montana to Missouri flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Montana to Missouri?
Prices for flights from Montana to Missouri refresh daily.
How many operators does momondo search for flights from Montana to Missouri?
The number of operators available for flights from Montana to Missouri is 4 as of September 2025.
How old do you have to be to fly from Montana to Missouri?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Missouri.
What documentation or ID do you need to fly to Missouri?
The necessary travel and health documents for your Missouri 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.

Best airlines flying from Montana to Missouri

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $191	Free Cancellation	Rating 7.9 7,971 reviews	Search Delta flights
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 8,922 reviews	Search United Airlines flights
American Airlines	PriceFrom $268	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Southwest	PriceFrom $280	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights

Why use momondo?

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

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 Montana to Missouri for you.

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

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

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

momondo helps you find the best flight between Montana and Missouri 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 Montana to Missouri right now. Can momondo alert me if prices change?

Price alerts on flights to Missouri from Montana are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.