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Cheap flights from St. Louis to Bozeman from $209

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Bozeman departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from St. Louis to Bozeman

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:30 pm - 9:07 pmSTL-BZN
5h 37m1 stop
United Airlines Logo
10:41 am - 4:26 pmBZN-STL
4h 45m1 stop
$209United Airlines
Find Deal
Tue, Apr 21 - Tue, Apr 28
United Airlines Logo
9:30 am - 9:07 pmSTL-BZN
12h 37m2 stops
United Airlines Logo
2:37 pm - 8:59 pmBZN-STL
5h 22m1 stop
$214United Airlines
Find Deal
Tue, Apr 21 - Tue, Apr 28
Hawaiian Airlines Logo
7:00 am - 2:25 pmSTL-BZN
8h 25m1 stop
Hawaiian Airlines Logo
3:25 pm - 11:56 pmBZN-STL
7h 31m1 stop
$230Hawaiian Airlines
Find Deal
Mon, Mar 2 - Tue, Mar 3
Hawaiian Airlines Logo
2:55 pm - 10:48 pmSTL-BZN
8h 53m1 stop
Hawaiian Airlines Logo
3:25 pm - 11:56 pmBZN-STL
7h 31m1 stop
$233Hawaiian Airlines
Find Deal
Mon, Mar 2 - Tue, Mar 3
Delta Logo
6:34 am - 10:45 amSTL-BZN
5h 11m1 stop
Delta Logo
6:34 pm - 12:46 amBZN-STL
5h 12m1 stop
$257Delta
Find Deal
Thu, Nov 20 - Sun, Nov 23
Delta Logo
6:10 am - 12:55 pmSTL-BZN
7h 45m1 stop
Delta Logo
3:00 pm - 12:24 amBZN-STL
8h 24m2 stops
$265Delta
Find Deal
Mon, Mar 2 - Tue, Mar 3
Alaska Airlines Logo
7:00 am - 2:25 pmSTL-BZN
8h 25m1 stop
Alaska Airlines Logo
11:30 am - 11:56 pmBZN-STL
11h 26m1 stop
$305Alaska Airlines
Find Deal
Thu, Feb 12 - Tue, Feb 17
Alaska Airlines Logo
7:00 am - 2:25 pmSTL-BZN
8h 25m1 stop
Alaska Airlines Logo
8:00 am - 11:56 pmBZN-STL
14h 56m1 stop
$359Alaska Airlines
Find Deal
Thu, Feb 12 - Mon, Feb 16
Southwest Logo
5:00 pm - 12:35 amSTL-BZN
8h 35m1 stop
Southwest Logo
6:45 pm - 1:25 amBZN-STL
5h 40m1 stop
$508Southwest
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Sat, Nov 22 - Sat, Nov 29
Southwest Logo
5:00 pm - 12:35 amSTL-BZN
8h 35m1 stop
Southwest Logo
5:00 am - 1:15 pmBZN-STL
7h 15m2 stops
$514Southwest
Find Deal
Sat, Nov 22 - Sat, Nov 29

United Airlines flights from St. Louis to Bozeman

Our best United Airlines deals on St. Louis to Bozeman flight tickets
United Airlines
Apr 21
STL4:30 pmLambert-St Louis
5h 37m
1 stop
BZN9:07 pmBozeman Gallatin Field
Apr 28
BZN10:41 amBozeman Gallatin Field
4h 45m
1 stop
STL4:26 pmLambert-St Louis
$209
Find similar
United Airlines
Apr 21
STL9:30 amLambert-St Louis
12h 37m
2 stops
BZN9:07 pmBozeman Gallatin Field
Apr 28
BZN2:37 pmBozeman Gallatin Field
5h 22m
1 stop
STL8:59 pmLambert-St Louis
$214
Find similar
United Airlines
Mar 2
STL9:55 amLambert-St Louis
12h 18m
2 stops
BZN9:13 pmBozeman Gallatin Field
Mar 3
BZN10:50 amBozeman Gallatin Field
9h 10m
2 stops
STL9:00 pmLambert-St Louis
$301
Find similar

Alaska Airlines flights from St. Louis to Bozeman

Our best Alaska Airlines deals on St. Louis to Bozeman flight tickets
Alaska Airlines
Feb 12
STL7:00 amLambert-St Louis
8h 25m
1 stop
BZN2:25 pmBozeman Gallatin Field
Feb 17
BZN11:30 amBozeman Gallatin Field
11h 26m
1 stop
STL11:56 pmLambert-St Louis
$305
Find similar
Alaska Airlines
Feb 12
STL7:00 amLambert-St Louis
8h 25m
1 stop
BZN2:25 pmBozeman Gallatin Field
Feb 16
BZN8:00 amBozeman Gallatin Field
14h 56m
1 stop
STL11:56 pmLambert-St Louis
$359
Find similar
Alaska Airlines
Dec 24
STL7:00 amLambert-St Louis
8h 03m
1 stop
BZN2:03 pmBozeman Gallatin Field
Jan 4
BZN2:57 pmBozeman Gallatin Field
8h 02m
1 stop
STL11:59 pmLambert-St Louis
$385
Find similar

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 November 5, 2025.
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

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Tue 4/21

4:30 pm-9:07 pm

1 stop5h 37m

Bozeman Gallatin Field

Tue 4/28

10:41 am-4:26 pm

1 stop4h 45m

$209

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Tue 4/21

9:30 am-9:07 pm

2 stops12h 37m

Bozeman Gallatin Field

Tue 4/28

2:37 pm-8:59 pm

1 stop5h 22m

$214

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Mon 3/2

7:00 am-2:25 pm

1 stop8h 25m

Bozeman Gallatin Field

Tue 3/3

3:25 pm-11:56 pm

1 stop7h 31m

$230

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Mon 3/2

2:55 pm-10:48 pm

1 stop8h 53m

Bozeman Gallatin Field

Tue 3/3

3:25 pm-11:56 pm

1 stop7h 31m

$233

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Thu 11/20

6:34 am-10:45 am

1 stop5h 11m

Bozeman Gallatin Field

Sun 11/23

6:34 pm-12:46 am

1 stop5h 12m

$257

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Mon 3/2

6:10 am-12:55 pm

1 stop7h 45m

Bozeman Gallatin Field

Tue 3/3

3:00 pm-12:24 am

2 stops8h 24m

$265

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Thu 2/12

7:00 am-2:25 pm

1 stop8h 25m

Bozeman Gallatin Field

Tue 2/17

11:30 am-11:56 pm

1 stop11h 26m

$305

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Thu 2/12

7:00 am-2:25 pm

1 stop8h 25m

Bozeman Gallatin Field

Mon 2/16

8:00 am-11:56 pm

1 stop14h 56m

$359

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Sat 11/22

5:00 pm-12:35 am

1 stop8h 35m

Bozeman Gallatin Field

Sat 11/29

6:45 pm-1:25 am

1 stop5h 40m

$508

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Sat 11/22

5:00 pm-12:35 am

1 stop8h 35m

Bozeman Gallatin Field

Sat 11/29

5:00 am-1:15 pm

2 stops7h 15m

$514

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 cheapest month to fly to Bozeman?

The month of August is, on average, the cheapest month to fly to Bozeman from St. Louis, with most prices found around $336. If you don’t want to visit Bozeman in August, then you should wait until January to fly from St. Louis, when ticket prices are also cheap, with an average price of $378.

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

Our data shows that Tuesday is the least expensive day to fly to Bozeman. Tickets to fly out on this day can be as low as $366. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Bozeman for around $431.

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

Our most recent data shows that the best time of day to fly to Bozeman is in the afternoon. Flights from St. Louis to Bozeman during this time can be as low as $400. In contrast, the most expensive time of day to depart to Bozeman is in the evening when prices are around $413.

How far in advance should I book a flight 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 $424 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 $334 on momondo.

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

You could potentially save up to 11% 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?

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

Direct flights

None
There are no direct flights from St. Louis to Bozeman. There are no popular flight routes from St. Louis to Bozeman.
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  • 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 11m 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
Alaska AirlinesPriceFrom $259Free CancellationRating
8.0
11,242 reviews
Search Alaska Airlines flights
DeltaPriceFrom $268Free CancellationRating
7.9
8,004 reviews
Search Delta flights
United AirlinesPriceFrom $284Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights
American AirlinesPriceFrom $285Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
SouthwestPriceFrom $336Free CancellationRating
8.0
4,240 reviews
Search Southwest flights

Traveling to a place near Bozeman?

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

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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