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Cheap flights from St. Louis to Bozeman from $122

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Bozeman departing on 7/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Bozeman

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:42 am - 11:05 am
STL
-
BZN
6h 23m
1 stop
American Airlines Logo
6:26 am - 4:14 pm
BZN
-
STL
8h 48m
1 stop
$215American Airlines
Sat, Aug 29 - Sat, Sep 5
Southwest Logo
5:20 pm - 9:15 pm
STL
-
BZN
4h 55m
1 stop
Southwest Logo
6:55 am - 3:05 pm
BZN
-
STL
7h 10m
1 stop
$226Southwest
Sat, Aug 15 - Tue, Aug 25
Southwest Logo
5:20 pm - 9:15 pm
STL
-
BZN
4h 55m
1 stop
Southwest Logo
6:55 am - 9:10 pm
BZN
-
STL
13h 15m
2 stops
$231Southwest
Sat, Aug 15 - Tue, Aug 25
Multiple Airlines Logo
6:58 pm - 4:06 pm
STL
-
BZN
22h 08m
1 stop
Multiple Airlines Logo
9:06 pm - 7:36 pm
BZN
-
STL
21h 30m
1 stop
$239Multiple Airlines
Wed, Aug 19 - Sun, Aug 23
Southwest Logo
5:55 am - 11:45 am
STL
-
BZN
6h 50m
1 stop
Southwest Logo
6:55 am - 3:05 pm
BZN
-
STL
7h 10m
1 stop
$253Southwest
Fri, Aug 14 - Tue, Aug 25
Delta Logo
11:13 am - 2:50 pm
STL
-
BZN
4h 37m
1 stop
Delta Logo
1:00 pm - 6:55 pm
BZN
-
STL
4h 55m
1 stop
$257Delta
Tue, Aug 25 - Fri, Aug 28
Southwest Logo
5:55 am - 11:45 am
STL
-
BZN
6h 50m
1 stop
Southwest Logo
6:55 am - 9:10 pm
BZN
-
STL
13h 15m
2 stops
$259Southwest
Fri, Aug 14 - Tue, Aug 25
Delta Logo
7:45 pm - 12:04 am
STL
-
BZN
5h 19m
1 stop
Delta Logo
3:55 pm - 11:26 pm
BZN
-
STL
6h 31m
1 stop
$264Delta
Sun, Aug 30 - Wed, Sep 2
American Airlines Logo
5:42 am - 11:05 am
STL
-
BZN
6h 23m
1 stop
American Airlines Logo
6:26 am - 4:14 pm
BZN
-
STL
8h 48m
1 stop
$271American Airlines
Sat, Aug 29 - Sat, Sep 5
American Airlines Logo
9:32 am - 8:37 pm
STL
-
BZN
12h 05m
2 stops
American Airlines Logo
6:26 am - 4:14 pm
BZN
-
STL
8h 48m
1 stop
$276American Airlines
Wed, Sep 2 - Sat, Sep 5

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American Airlines flights from St. Louis to Bozeman

Our best American Airlines deals on St. Louis to Bozeman flight tickets
American Airlines
Aug 29
STL5:42 amLambert-St Louis
6h 23m
1 stop
BZN11:05 amBozeman Gallatin Field
Sep 5
BZN6:26 amBozeman Gallatin Field
8h 48m
1 stop
STL4:14 pmLambert-St Louis
$215
American Airlines
Aug 29
STL5:42 amLambert-St Louis
6h 23m
1 stop
BZN11:05 amBozeman Gallatin Field
Sep 5
BZN6:26 amBozeman Gallatin Field
8h 48m
1 stop
STL4:14 pmLambert-St Louis
$271
American Airlines
Sep 2
STL9:32 amLambert-St Louis
12h 05m
2 stops
BZN8:37 pmBozeman Gallatin Field
Sep 5
BZN6:26 amBozeman Gallatin Field
8h 48m
1 stop
STL4:14 pmLambert-St Louis
$276

Southwest flights from St. Louis to Bozeman

Our best Southwest deals on St. Louis to Bozeman flight tickets
Southwest
Aug 15
STL5:20 pmLambert-St Louis
4h 55m
1 stop
BZN9:15 pmBozeman Gallatin Field
Aug 25
BZN6:55 amBozeman Gallatin Field
7h 10m
1 stop
STL3:05 pmLambert-St Louis
$226
Southwest
Aug 15
STL5:20 pmLambert-St Louis
4h 55m
1 stop
BZN9:15 pmBozeman Gallatin Field
Aug 25
BZN6:55 amBozeman Gallatin Field
13h 15m
2 stops
STL9:10 pmLambert-St Louis
$231
Southwest
Aug 14
STL5:55 amLambert-St Louis
6h 50m
1 stop
BZN11:45 amBozeman Gallatin Field
Aug 25
BZN6:55 amBozeman Gallatin Field
7h 10m
1 stop
STL3:05 pmLambert-St Louis
$253

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Bozeman that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 15, 2026.
Use the filters below to find and compare flights from St. Louis to Bozeman that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Sat 8/29

5:42 am-11:05 am

1 stop6h 23m

Bozeman Gallatin Field

Sat 9/5

6:26 am-4:14 pm

1 stop8h 48m

$215

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Sat 8/15

5:20 pm-9:15 pm

1 stop4h 55m

Bozeman Gallatin Field

Tue 8/25

6:55 am-3:05 pm

1 stop7h 10m

$226

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Sat 8/15

5:20 pm-9:15 pm

1 stop4h 55m

Bozeman Gallatin Field

Tue 8/25

6:55 am-9:10 pm

2 stops13h 15m

$231

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Wed 8/19

6:58 pm-4:06 pm

1 stop22h 08m

Bozeman Gallatin Field

Sun 8/23

9:06 pm-7:36 pm

1 stop21h 30m

$239

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Fri 8/14

5:55 am-11:45 am

1 stop6h 50m

Bozeman Gallatin Field

Tue 8/25

6:55 am-3:05 pm

1 stop7h 10m

$253
Quickest round-trip

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Tue 8/25

11:13 am-2:50 pm

1 stop4h 37m

Bozeman Gallatin Field

Fri 8/28

1:00 pm-6:55 pm

1 stop4h 55m

$257

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Fri 8/14

5:55 am-11:45 am

1 stop6h 50m

Bozeman Gallatin Field

Tue 8/25

6:55 am-9:10 pm

2 stops13h 15m

$259

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Sun 8/30

7:45 pm-12:04 am

1 stop5h 19m

Bozeman Gallatin Field

Wed 9/2

3:55 pm-11:26 pm

1 stop6h 31m

$264

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Sat 8/29

5:42 am-11:05 am

1 stop6h 23m

Bozeman Gallatin Field

Sat 9/5

6:26 am-4:14 pm

1 stop8h 48m

$271

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Wed 9/2

9:32 am-8:37 pm

2 stops12h 05m

Bozeman Gallatin Field

Sat 9/5

6:26 am-4:14 pm

1 stop8h 48m

$276

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bozeman from

How to get the cheapest flight ticket from St. Louis to Bozeman

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

What is the typical price of a round-trip flight between St. Louis and Bozeman?

What is the cheapest month to fly to Bozeman?

The month of January is, on average, the cheapest month to fly to Bozeman from St. Louis, with most prices found around $247. If you don’t want to visit Bozeman in January, then you should wait until August to fly from St. Louis, when ticket prices are also cheap, with an average price of $321.

How far in advance should I book a flight from St. Louis to Bozeman?

You are more likely to see cheaper flights to Bozeman from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Bozeman for around $385 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bozeman from St. Louis for as low as $256 on momondo.

Can stopping save me money on St. Louis to Bozeman flights?

You could potentially save up to 13% on your flight if you consider stops on a St. Louis to Bozeman flight.

How have St. Louis to Bozeman flight prices changed over time?

As of June 2026, prices for St. Louis to Bozeman flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from St. Louis to Bozeman

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Bozeman according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Bozeman (STL to BZN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Bozeman

Fastest flight time

5h 05m

Direct flights

None
The fastest flight from St. Louis to Bozeman takes 5h 05m
There are no direct flights from St. Louis to Bozeman. There are no popular flight routes from St. Louis to Bozeman.
Search flight deals

Frequently asked questions about flying from St. Louis to Bozeman

  • How far is Lambert-St Louis to Bozeman Gallatin Field by plane?

    The distance between Lambert-St Louis and Bozeman Gallatin Field is about 1168.1 mi. 5h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Bozeman Gallatin Field Airport?

    Prices for flights from Lambert-St Louis Airport to Bozeman Gallatin Field Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Bozeman Gallatin Field Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Bozeman Gallatin Field Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Bozeman Gallatin Field Airport.

  • What documentation or ID do you need to fly to Bozeman Gallatin Field Airport?

    The travel and health documents required for your trip to Bozeman Gallatin Field Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bozeman Gallatin Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from St. Louis to Bozeman?

Best airlines flying from St. Louis to Bozeman

Compare and see reviews for airlines that fly from St. Louis to Bozeman with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $187Free CancellationRating
7.9
4,235 reviews
Search Southwest flights
United AirlinesPriceFrom $245Free CancellationRating
7.4
9,830 reviews
Search United Airlines flights
DeltaPriceFrom $256Free CancellationRating
7.9
8,396 reviews
Search Delta flights
American AirlinesPriceFrom $286Free CancellationRating
7.1
11,660 reviews
Search American Airlines flights

Traveling to a place near Bozeman?

Book flights to Bozeman if you plan to visit one of these locations
Big Sky
Livingston

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Bozeman?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Bozeman. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Bozeman with flexible booking policies on momondo?

Yes. All flights to Bozeman from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Bozeman?

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

If you are simply researching potential flights to Bozeman, momondo offers a useful price alert feature which will track prices for flights to Bozeman from St. Louis and alert you when they change.

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