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Cheap flights from Bozeman to St. Louis from $138

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bozeman to St. Louis departing on 9/9. 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 Bozeman to St. Louis (BZN-STL)

Cheap round-trip flights

Delta Logo
6:10 am - 11:34 amBZN-STL
4h 24m1 stop
Delta Logo
5:30 pm - 11:58 pmSTL-BZN
7h 28m1 stop
$282Delta
Find Deal
Wed, Nov 5 - Mon, Nov 10
Delta Logo
6:10 am - 11:34 amBZN-STL
4h 24m1 stop
Delta Logo
7:40 pm - 12:04 amSTL-BZN
5h 24m1 stop
$287Delta
Find Deal
Fri, Oct 31 - Sun, Nov 2
Southwest Logo
5:30 am - 2:25 pmBZN-STL
7h 55m2 stops
Southwest Logo
2:00 pm - 8:35 pmSTL-BZN
7h 35m2 stops
$292Southwest
Find Deal
Tue, Nov 11 - Sat, Nov 15
American Airlines Logo
1:49 pm - 9:26 amBZN-STL
18h 37m1 stop
American Airlines Logo
11:14 am - 7:15 pmSTL-BZN
9h 01m1 stop
$309American Airlines
Find Deal
Tue, Dec 23 - Tue, Dec 30
Southwest Logo
8:30 am - 10:45 pmBZN-STL
13h 15m1 stop
Southwest Logo
7:30 am - 11:50 amSTL-BZN
5h 20m1 stop
$324Southwest
Find Deal
Sat, Sep 20 - Sun, Sep 28
Alaska Airlines Logo
4:02 pm - 11:59 pmBZN-STL
30h 57m2 stops
Alaska Airlines Logo
7:00 am - 2:08 pmSTL-BZN
8h 08m1 stop
$356Alaska Airlines
Find Deal
Wed, Nov 5 - Mon, Nov 10
Alaska Airlines Logo
4:02 pm - 10:37 amBZN-STL
17h 35m2 stops
Alaska Airlines Logo
1:20 pm - 12:15 amSTL-BZN
11h 55m2 stops
$392Alaska Airlines
Find Deal
Wed, Nov 5 - Mon, Nov 10
United Airlines Logo
4:35 pm - 3:46 pmBZN-STL
22h 11m2 stops
United Airlines Logo
6:43 pm - 1:35 pmSTL-BZN
19h 52m2 stops
$408United Airlines
Find Deal
Wed, Nov 5 - Mon, Nov 10
United Airlines Logo
2:43 pm - 3:46 pmBZN-STL
24h 03m2 stops
United Airlines Logo
9:00 am - 1:35 pmSTL-BZN
5h 35m1 stop
$425United Airlines
Find Deal
Fri, Oct 31 - Sun, Nov 2
American Airlines Logo
1:52 pm - 10:29 pmBZN-STL
7h 37m1 stop
American Airlines Logo
7:00 am - 1:01 pmSTL-BZN
7h 01m1 stop
$748American Airlines
Find Deal
Wed, Nov 26 - Sun, Nov 30

American Airlines flights from Bozeman to St. Louis

Our best American Airlines deals on Bozeman to St. Louis flight tickets
American Airlines
Dec 23
BZN1:49 pmBozeman Gallatin Field
18h 37m
1 stop
STL9:26 amLambert-St Louis
Dec 30
STL11:14 amLambert-St Louis
9h 01m
1 stop
BZN7:15 pmBozeman Gallatin Field
$309
Find similar
American Airlines
Nov 26
BZN1:52 pmBozeman Gallatin Field
7h 37m
1 stop
STL10:29 pmLambert-St Louis
Nov 30
STL7:00 amLambert-St Louis
7h 01m
1 stop
BZN1:01 pmBozeman Gallatin Field
$748
Find similar
American Airlines
Dec 23
BZN7:00 amBozeman Gallatin Field
11h 00m
2 stops
STL7:00 pmLambert-St Louis
Dec 30
STL5:28 amLambert-St Louis
10h 12m
2 stops
BZN2:40 pmBozeman Gallatin Field
$1,061
Find similar

United Airlines flights from Bozeman to St. Louis

Our best United Airlines deals on Bozeman to St. Louis flight tickets
United Airlines
Nov 5
BZN4:35 pmBozeman Gallatin Field
22h 11m
2 stops
STL3:46 pmLambert-St Louis
Nov 10
STL6:43 pmLambert-St Louis
19h 52m
2 stops
BZN1:35 pmBozeman Gallatin Field
$408
Find similar
United Airlines
Oct 31
BZN2:43 pmBozeman Gallatin Field
24h 03m
2 stops
STL3:46 pmLambert-St Louis
Nov 2
STL9:00 amLambert-St Louis
5h 35m
1 stop
BZN1:35 pmBozeman Gallatin Field
$425
Find similar
United Airlines
Sep 3
BZN7:00 amBozeman Gallatin Field
15h 44m
2 stops
STL11:44 pmLambert-St Louis
Sep 7
STL5:15 amLambert-St Louis
10h 17m
2 stops
BZN2:32 pmBozeman Gallatin Field
$441
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Bozeman to St. Louis 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 August 21, 2025.
Use the filters below to find and compare flights from Bozeman to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Wed 11/5

6:10 am-11:34 am

1 stop4h 24m

Lambert-St Louis

Mon 11/10

5:30 pm-11:58 pm

1 stop7h 28m

$282

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Fri 10/31

6:10 am-11:34 am

1 stop4h 24m

Lambert-St Louis

Sun 11/2

7:40 pm-12:04 am

1 stop5h 24m

$287

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Tue 11/11

5:30 am-2:25 pm

2 stops7h 55m

Lambert-St Louis

Sat 11/15

2:00 pm-8:35 pm

2 stops7h 35m

$292

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Tue 12/23

1:49 pm-9:26 am

1 stop18h 37m

Lambert-St Louis

Tue 12/30

11:14 am-7:15 pm

1 stop9h 01m

$309

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Sat 9/20

8:30 am-10:45 pm

1 stop13h 15m

Lambert-St Louis

Sun 9/28

7:30 am-11:50 am

1 stop5h 20m

$324

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Wed 11/5

4:02 pm-11:59 pm

2 stops30h 57m

Lambert-St Louis

Mon 11/10

7:00 am-2:08 pm

1 stop8h 08m

$356

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Wed 11/5

4:02 pm-10:37 am

2 stops17h 35m

Lambert-St Louis

Mon 11/10

1:20 pm-12:15 am

2 stops11h 55m

$392

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Wed 11/5

4:35 pm-3:46 pm

2 stops22h 11m

Lambert-St Louis

Mon 11/10

6:43 pm-1:35 pm

2 stops19h 52m

$408

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Fri 10/31

2:43 pm-3:46 pm

2 stops24h 03m

Lambert-St Louis

Sun 11/2

9:00 am-1:35 pm

1 stop5h 35m

$425

BozemanSt. Louis

BZN - STL

BZNSTL

Bozeman Gallatin Field

Wed 11/26

1:52 pm-10:29 pm

1 stop7h 37m

Lambert-St Louis

Sun 11/30

7:00 am-1:01 pm

1 stop7h 01m

$748

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 St. Louis from

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

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 St. Louis?

In general, September is the cheapest month to fly from Bozeman to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $366. The month of February is another great option to travel to St. Louis, with average flight prices from Bozeman averaging around $376.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $391. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $522. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Bozeman in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $407 when looking at flights departing in the afternoon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $437 per ticket.

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

As of August 2025, prices for Bozeman to St. Louis flights are approximately 13% cheaper when compared to flights at the same time last year.

When to book flights from Bozeman to St. Louis

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

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

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

Direct flights

None
There are no direct flights from Bozeman to St. Louis. There are no popular flight routes from Bozeman to St. Louis.
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  • How far is Bozeman Gallatin Field to Lambert-St Louis by plane?

    Lambert-St Louis is 1168.1 mi away from Bozeman Gallatin Field. By plane, this route typically takes 4h 24m.

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

    Prices for flights from Bozeman Gallatin Field Airport to Lambert-St Louis Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bozeman Gallatin Field Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis 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 Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Bozeman to St. Louis

Compare and see reviews for airlines that fly from Bozeman to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $286Free CancellationRating
7.9
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $286Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights
SouthwestPriceFrom $318Free CancellationRating
8.0
4,245 reviews
Search Southwest flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
Fenton
Collinsville
Wentzville
Alton
St. Peters
Festus
Farmington
Glencoe
Clayton
Edwardsville
Eureka
Litchfield
Shrewsbury

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to St. Louis from Bozeman with this policy.

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

momondo provides multiple filters to help you find the best flight to St. Louis from Bozeman. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Bozeman to St. Louis right now. Can momondo alert me if prices change?

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

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