HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bozeman

$129+ Cheap flights from St. Louis to Bozeman (STL - BZN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BZN
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Bozeman with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Lambert-St Louis to Bozeman Gallatin Field are usually found in August or January, booked 69 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Cheap flight deals from St. Louis to Bozeman

Cheapest flights from St. Louis to Bozeman
Explore the most affordable flight options available from St. Louis to Bozeman. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:41 amSTL - BZN
1 stop9h 43mUnited Airlines
Mon 12/297:15 amBZN - STL
1 stop6h 11mUnited Airlines
Deal found 12/10$239
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:53 pmSTL - BZN
1 stop20h 51mAmerican Airlines
Mon 1/52:29 pmBZN - STL
1 stop8h 22mAmerican Airlines
Deal found 12/11$443
This deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:30 amSTL - BZN
1 stop6h 18mUnited Airlines
Sat 12/2012:16 pmBZN - STL
1 stop6h 02mUnited Airlines
Deal found 12/11$454
This deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:00 amSTL - BZN
1 stop5h 37mUnited Airlines
Sun 12/2112:42 pmBZN - STL
1 stop5h 36mUnited Airlines
Deal found 12/11$490
This Delta deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:34 pmSTL - BZN
1 stop7h 03mDelta
Sun 12/142:36 pmBZN - STL
1 stop8h 06mDelta
Deal found 12/10$504
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:02 pmSTL - BZN
1 stop6h 27mUnited Airlines
Mon 1/54:25 pmBZN - STL
2 stops15h 57mUnited Airlines
Deal found 12/10$567
This Alaska Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:16 amSTL - BZN
2 stops19h 43mAlaska Airlines
Mon 1/56:09 amBZN - STL
2 stops16h 42mAlaska Airlines
Deal found 12/10$797
This Alaska Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:00 amSTL - BZN
2 stops16h 28mAlaska Airlines
Mon 12/298:20 amBZN - STL
2 stops14h 39mAlaska Airlines
Deal found 12/10$860
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:42 pmSTL - BZN
2 stops27h 57mUnited Airlines
Sun 12/146:30 amBZN - STL
1 stop5h 09mUnited Airlines
Deal found 12/10$986

Find flight deals from St. Louis to Bozeman

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Bozeman (BZN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$210
(Alaska Airlines)

One-way from

$129
(Delta)

Popular in

December

Cheapest in

August

Average price

$526
Provider with most accurate pricing for Lambert-St Louis-Bozeman Gallatin Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Bozeman Gallatin Field flights.
Search Deals
From Lambert-St Louis to Bozeman Gallatin Field
Search Deals
One-way flight from Lambert-St Louis to Bozeman Gallatin Field
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from St. Louis to Bozeman that are best for you.

Fly from

St. Louis

Fly to

Bozeman

Route

Depart

Return

Price

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Thu 2/12

2:47 pm-11:56 pm

1 stop10h 09m

Bozeman Gallatin Field

Mon 2/16

7:00 am-11:59 pm

1 stop15h 59m

$210

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Thu 2/19

2:47 pm-11:56 pm

1 stop10h 09m

Bozeman Gallatin Field

Mon 2/23

3:02 pm-11:59 pm

1 stop7h 57m

$210

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Tue 1/13

4:15 pm-9:33 pm

1 stop6h 18m

Bozeman Gallatin Field

Sun 1/18

6:15 am-1:16 pm

1 stop6h 01m

$211

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Mon 1/19

6:00 am-12:50 pm

1 stop7h 50m

Bozeman Gallatin Field

Fri 1/23

1:42 pm-9:15 pm

1 stop6h 33m

$211

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Tue 1/20

8:45 am-3:20 pm

1 stop7h 35m

Bozeman Gallatin Field

Sat 1/24

12:35 pm-7:27 pm

1 stop5h 52m

$211

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Tue 2/10

6:00 am-12:50 pm

1 stop7h 50m

Bozeman Gallatin Field

Fri 2/13

3:41 pm-10:54 pm

1 stop6h 13m

$211

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Fri 1/9

9:57 am-9:33 pm

2 stops12h 36m

Bozeman Gallatin Field

Fri 1/16

2:30 pm-8:58 pm

1 stop5h 28m

$216

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Tue 2/10

6:30 am-3:20 pm

2 stops9h 50m

Bozeman Gallatin Field

Fri 2/13

12:48 pm-9:00 pm

1 stop7h 12m

$253

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Tue 1/13

2:50 pm-11:56 pm

1 stop10h 06m

Bozeman Gallatin Field

Wed 1/14

7:20 am-1:54 pm

1 stop29h 34m

$266

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Sat 6/6

5:30 pm-11:53 pm

1 stop7h 23m

$129

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 14 results
1
2

Compare providers for flights from St. Louis to Bozeman

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Bozeman in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Bozeman flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Bozeman flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Bozeman flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Bozeman flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Bozeman flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Bozeman

Have a flexible travel schedule? Discover the best time to fly to Bozeman from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Bozeman

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

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Bozeman. Price data was last updated on December 5, 2025.

Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Bozeman. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from St. Louis to Bozeman?

Currently, September is the cheapest month in which you can book a flight from St. Louis to Bozeman (average of $205). Flying from St. Louis to Bozeman in February is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to BZN?

Find hourly flight availability from St. Louis to Bozeman. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

One of the essential ways to save on airfare from St. Louis to Bozeman is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 3% on airfare.

Reviews of airlines servicing Bozeman

Get insights into the airlines that provide service to Bozeman. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bozeman. Reviews last updated December 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from St. Louis to Bozeman have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,432 reviews

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,432 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Southwest
7.9
Good
4,253 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,008 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,095 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
American Airlines
7.2
Good
11,050 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Bozeman. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. Louis to Bozeman?

    Departing from St. Louis to Bozeman will take you 6h 18m. The distance between St. Louis and Bozeman is about 1163 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from St. Louis to Bozeman round-trip?

    Flying on Delta is currently your cheapest option to Bozeman, with prices starting at $256. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and United Airlines, with the lowest prices starting at $259 and $284, respectively. Delta is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from St. Louis to Bozeman one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $104. Users have also found prices from $133 and $142 on American Airlines and United Airlines, respectively.

  • Can I find deals for flights from St. Louis to Bozeman that include hotel bookings?

    Yes. In addition to deals on St. Louis to Bozeman flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Bozeman?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Bozeman.

  • Can I find deals for business class flights from St. Louis to Bozeman?

    Yes. Cheapflights offers flight deals from St. Louis to Bozeman by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Bozeman?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Bozeman (average of $205). Flying from St. Louis to Bozeman in February is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Bozeman?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Bozeman

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Kalispell flights
Kansas City to Missoula flights
Kansas City to Bozeman flights
St. Louis to Kalispell flights
St. Louis to Billings flights
Columbia to Bozeman flights
Springfield to Bozeman flights
St. Louis to Missoula flights
St. Louis to Cody flights
Kansas City to Billings flights
Kansas City to Great Falls flights
St. Louis to Great Falls flights
Kansas City to Helena flights
St. Louis to Helena flights
Springfield to Great Falls flights
Springfield to Billings flights
Springfield to Butte flights
Springfield to Kalispell flights
St. Louis to Butte flights
Columbia to Missoula flights
Springfield to Missoula flights
Springfield to Helena flights
Kansas City to Cody flights
Joplin to Missoula flights
Joplin to Bozeman flights
St. Louis to West Yellowstone flights
Springfield to West Yellowstone flights
Kansas City to West Yellowstone flights
Columbia to West Yellowstone flights

Top 5 airlines flying from St. Louis to Bozeman

Discover the top 5 airlines that operate flights from St. Louis to Bozeman. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$259Average$358FlexibilityNo cancel feeOn-time75%
DeltaCheapest$266Average$362FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$285Average$397FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$286Average$421FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$336Average$483FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.