What airlines fly to Missouri?

United Airlines, Delta and American Airlines 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 57% 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.

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

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

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 Billings (a popular airport in Montana) to St. Louis (the most popular airport in Missouri), then the flight time is 4h 39m on average. If you fly from Bozeman (another popular airport in Montana) to St. Louis, then the average flight time is 4h 57m.

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 November 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.

$105 Cheap Flights from Montana to Missouri in 2025/26

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Find the cheapest flights from Montana to Missouri

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:15 am - 7:20 pmBZN-STL

7h 05m1 stop

6:20 am - 10:30 amSTL-BZN

5h 10m1 stop

$209Southwest

Find Deal

Fri, Jan 9 - Sun, Jan 18

12:40 pm - 7:00 pmBZN-MCI

5h 20m1 stop

6:30 am - 10:20 amMCI-BZN

4h 50m1 stop

$209Southwest

Find Deal

Thu, Dec 11 - Sun, Jan 11

1:46 pm - 10:54 pmBZN-MCI

8h 08m1 stop

5:13 am - 12:54 pmMCI-BZN

8h 41m1 stop

$211American Airlines

Find Deal

Wed, Dec 10 - Tue, Dec 16

3:00 pm - 11:22 pmBZN-MCI

7h 22m1 stop

6:28 am - 10:50 amMCI-BZN

5h 22m1 stop

$217Delta

Find Deal

Thu, Dec 4 - Wed, Dec 10

6:40 am - 1:55 pmFCA-MCI

6h 15m1 stop

7:00 am - 12:04 pmMCI-FCA

6h 04m1 stop

$256Hawaiian Airlines

Find Deal

Sat, Apr 4 - Wed, Apr 8

6:12 pm - 12:25 amFCA-MCI

5h 13m1 stop

6:30 am - 1:51 pmMCI-FCA

8h 21m1 stop

$257Delta

Find Deal

Sat, Apr 4 - Wed, Apr 8

5:30 pm - 12:45 amBZN-STL

6h 15m1 stop

5:35 am - 9:40 amSTL-BZN

5h 05m1 stop

$260Southwest

Find Deal

Mon, Dec 29 - Sat, Jan 3

10:50 am - 9:59 pmBZN-MCI

10h 09m2 stops

5:54 am - 9:49 amMCI-BZN

4h 55m1 stop

$264United Airlines

Find Deal

Thu, Feb 19 - Sun, Feb 22

12:05 pm - 11:59 pmBZN-STL

10h 54m1 stop

6:00 am - 1:20 pmSTL-BZN

8h 20m1 stop

$289United Airlines

Find Deal

Thu, Jan 8 - Sun, Jan 11

6:50 am - 5:00 pmBIL-MCI

9h 10m1 stop

5:45 pm - 10:54 pmMCI-BIL

6h 09m1 stop

$489American Airlines

Find Deal

Fri, Dec 19 - Mon, Dec 22

Southwest flights from Montana to Missouri

Our best Southwest deals on Montana to Missouri flight tickets

Southwest

Jan 9

BZN11:15 amBozeman Gallatin Field

7h 05m

1 stop

STL7:20 pmLambert-St Louis

Jan 18

STL6:20 amLambert-St Louis

5h 10m

1 stop

BZN10:30 amBozeman Gallatin Field

$209

Find similar

Southwest

Dec 29

BZN5:30 pmBozeman Gallatin Field

6h 15m

1 stop

STL12:45 amLambert-St Louis

Jan 3

STL5:35 amLambert-St Louis

5h 05m

1 stop

BZN9:40 amBozeman Gallatin Field

$260

Find similar

Southwest

Dec 12

BZN5:45 pmBozeman Gallatin Field

4h 45m

1 stop

STL11:30 pmLambert-St Louis

Jan 12

STL12:25 pmLambert-St Louis

10h 50m

1 stop

BZN10:15 pmBozeman Gallatin Field

$265

Find similar

United Airlines flights from Montana to Missouri

Our best United Airlines deals on Montana to Missouri flight tickets

United Airlines

Feb 19

BZN10:50 amBozeman Gallatin Field

10h 09m

2 stops

MCI9:59 pmKansas City

Feb 22

MCI5:54 amKansas City

4h 55m

1 stop

BZN9:49 amBozeman Gallatin Field

$264

Find similar

United Airlines

Jan 8

BZN12:05 pmBozeman Gallatin Field

10h 54m

1 stop

STL11:59 pmLambert-St Louis

Jan 11

STL6:00 amLambert-St Louis

8h 20m

1 stop

BZN1:20 pmBozeman Gallatin Field

$289

Find similar

United Airlines

Nov 21

BIL2:31 pmBillings Logan Intl

5h 16m

1 stop

MCI8:47 pmKansas City

Nov 24

MCI5:10 pmKansas City

5h 08m

1 stop

BIL9:18 pmBillings Logan Intl

$309

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Fri 1/9

11:15 am-7:20 pm

1 stop7h 05m

Lambert-St Louis

Sun 1/18

6:20 am-10:30 am

1 stop5h 10m

$209

BozemanKansas City

BZN - MCI

BZNMCI

Bozeman Gallatin Field

Thu 12/11

12:40 pm-7:00 pm

1 stop5h 20m

Kansas City

Sun 1/11

6:30 am-10:20 am

1 stop4h 50m

$209

BozemanKansas City

BZN - MCI

BZNMCI

Bozeman Gallatin Field

Wed 12/10

1:46 pm-10:54 pm

1 stop8h 08m

Kansas City

Tue 12/16

5:13 am-12:54 pm

1 stop8h 41m

$211

BozemanKansas City

BZN - MCI

BZNMCI

Bozeman Gallatin Field

Thu 12/4

3:00 pm-11:22 pm

1 stop7h 22m

Kansas City

Wed 12/10

6:28 am-10:50 am

1 stop5h 22m

$217

KalispellKansas City

FCA - MCI

FCAMCI

Kalispell Glacier Park

Sat 4/4

6:40 am-1:55 pm

1 stop6h 15m

Kansas City

Wed 4/8

7:00 am-12:04 pm

1 stop6h 04m

$256

KalispellKansas City

FCA - MCI

FCAMCI

Kalispell Glacier Park

Sat 4/4

6:12 pm-12:25 am

1 stop5h 13m

Kansas City

Wed 4/8

6:30 am-1:51 pm

1 stop8h 21m

$257

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Mon 12/29

5:30 pm-12:45 am

1 stop6h 15m

Lambert-St Louis

Sat 1/3

5:35 am-9:40 am

1 stop5h 05m

$260

BozemanKansas City

BZN - MCI

BZNMCI

Bozeman Gallatin Field

Thu 2/19

10:50 am-9:59 pm

2 stops10h 09m

Kansas City

Sun 2/22

5:54 am-9:49 am

1 stop4h 55m

$264

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Thu 1/8

12:05 pm-11:59 pm

1 stop10h 54m

Lambert-St Louis

Sun 1/11

6:00 am-1:20 pm

1 stop8h 20m

$289

BillingsKansas City

BIL - MCI

BILMCI

Billings Logan Intl

Fri 12/19

6:50 am-5:00 pm

1 stop9h 10m

Kansas City

Mon 12/22

5:45 pm-10:54 pm

1 stop6h 09m

$489

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, October 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 $338. If you aren’t able to travel to Missouri during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $359.

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 29% 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 November 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 8,004 reviews	Search Delta flights
Southwest	PriceFrom $208	Free Cancellation	Rating 8.0 4,238 reviews	Search Southwest flights
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 9,012 reviews	Search United Airlines flights
American Airlines	PriceFrom $268	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines 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.