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$159+ Cheap flights from St. Louis (STL) to Montana

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BZN
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from St. Louis to Montana

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Montana (USMT). 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 November 20, 2024.

Find flight deals from St. Louis to Montana

Cheapest flights from St. Louis to Montana
Explore the most affordable flight options available from St. Louis to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This United Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/176:30 amSTL - FCA
1 stop6h 13mUnited Airlines
Tue 12/2412:46 pmFCA - STL
1 stop7h 59mUnited Airlines
Deal found 11/18$294
This Delta deal was found by Cheapflights users on 11/20. 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 12/186:30 pmSTL - FCA
1 stop7h 20mDelta
Wed 12/255:25 amFCA - STL
2 stops9h 47mDelta
Deal found 11/20$299
This Delta deal was found by Cheapflights users on 11/18. 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 12/186:30 pmSTL - BZN
1 stop7h 03mDelta
Wed 12/255:55 amBZN - STL
1 stop6h 25mDelta
Deal found 11/18$329
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/111:39 pmSTL - HLN
1 stop8h 34mUnited Airlines
Sun 1/126:45 amHLN - STL
1 stop5h 03mUnited Airlines
Deal found 11/19$329
This Southwest deal was found by Cheapflights users on 11/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/181:35 pmSTL - BZN
2 stops8h 35mSouthwest
Wed 12/256:00 amBZN - STL
1 stop6h 35mSouthwest
Deal found 11/18$340
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/196:00 amSTL - BZN
1 stop8h 01mUnited Airlines
Thu 12/2612:47 pmBZN - STL
1 stop6h 10mUnited Airlines
Deal found 11/19$352
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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 12/257:00 amSTL - BZN
1 stop11h 00mAlaska Airlines
Mon 12/306:00 amBZN - STL
1 stop16h 59mAlaska Airlines
Deal found 11/19$452
This United deal was found by Cheapflights users on 11/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/78:30 amSTL - MSO
1 stop14h 30mUnited Airlines
Tue 12/102:37 pmMSO - STL
1 stop5h 04mUnited Airlines
Deal found 11/19$470
This Delta deal was found by Cheapflights users on 11/19. 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.
Sat 12/76:30 amSTL - MSO
2 stops12h 18mDelta
Tue 12/105:40 amMSO - STL
2 stops11h 49mDelta
Deal found 11/19$484
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/181:39 pmSTL - GTF
1 stop8h 42mUnited Airlines
Wed 12/257:00 amGTF - STL
1 stop12h 26mUnited Airlines
Deal found 11/19$515
This Delta deal was found by Cheapflights users on 11/19. 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 12/186:00 amSTL - GTF
2 stops12h 50mDelta
Wed 12/251:45 pmGTF - STL
1 stop6h 49mDelta
Deal found 11/19$541
This Delta deal was found by Cheapflights users on 11/19. 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.
Thu 12/56:00 amSTL - BTM
2 stops12h 12mDelta
Mon 12/96:20 pmBTM - STL
1 stop5h 37mDelta
Deal found 11/19$543

Find flights from St. Louis to Montana within your budget

Customize your flight search to find flights from St. Louis to Montana 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Tue 12/17

6:30 am-11:43 am

1 stop6h 13m

Kalispell Glacier Park

Tue 12/24

12:46 pm-9:45 pm

1 stop7h 59m

$294

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Wed 12/18

6:30 pm-12:50 am

1 stop7h 20m

Kalispell Glacier Park

Wed 12/25

5:25 am-4:12 pm

2 stops9h 47m

$299

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Mon 1/13

6:30 am-11:49 am

1 stop6h 19m

Bozeman Gallatin Field

Thu 1/16

7:00 am-12:48 pm

1 stop4h 48m

$318

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Wed 12/18

6:30 pm-12:33 am

1 stop7h 03m

Bozeman Gallatin Field

Wed 12/25

5:55 am-1:20 pm

1 stop6h 25m

$329

St. LouisHelena

STL - HLN

STLHLN

Lambert-St Louis

Wed 12/11

1:39 pm-9:13 pm

1 stop8h 34m

Helena

Sun 1/12

6:45 am-12:48 pm

1 stop5h 03m

$329

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Wed 12/18

1:35 pm-9:10 pm

2 stops8h 35m

Bozeman Gallatin Field

Wed 12/25

6:00 am-1:35 pm

1 stop6h 35m

$340

St. LouisBillings

STL - BIL

STLBIL

Lambert-St Louis

Thu 1/23

2:49 pm-10:44 pm

1 stop8h 55m

Billings Logan Intl

Mon 1/27

1:34 pm-1:53 pm

1 stop23h 19m

$354

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Thu 1/30

2:49 pm-6:14 pm

2 stops28h 25m

Kalispell Glacier Park

Mon 2/3

4:13 pm-1:53 pm

1 stop20h 40m

$361

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Sun 1/19

7:00 am-1:20 pm

1 stop7h 20m

Bozeman Gallatin Field

Sat 1/25

1:02 pm-10:26 pm

1 stop8h 24m

$366

St. LouisBozeman

STL - BZN

STLBZN

Lambert-St Louis

Wed 1/29

2:49 pm-1:57 pm

1 stop24h 08m

Bozeman Gallatin Field

Sun 2/2

2:52 pm-1:53 pm

1 stop22h 01m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 28 results
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Best time to book a flight from St. Louis to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana 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.

Travel insights for flights from St. Louis to Montana

Get recent, data-driven insights about flights from St. Louis to Montana including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from St. Louis to Montana (average of $370). Flying from St. Louis to Montana in June is currently the most expensive (average of $516). 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 MT?

Find hourly flight availability from St. Louis to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

When flying from St. Louis to Montana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Montana by month

Plan your trip to Montana by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Montana ranges from 0.4 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. January is typically the driest time to visit Montana when rainfall is around 0.4 in.

Temperature in Montana by month

Plan your trip to Montana by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Montana, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

Reviews of airlines servicing Montana

Get insights into the airlines that provide service to Montana. 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 Montana. Reviews last updated November 20, 2024.
See what other customers who have flown with United Airlines, Alaska Airlines and Delta from St. Louis to Montana have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,461 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,756 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,171 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

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

  • What airport do you fly from for flights from St. Louis to Montana?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Montana. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $159. Delta flights start at $177 while deals on Alaska Airlines start at $192 one-way.

  • What are the most popular routes from St. Louis to Montana?

    The most popular flight routes from St. Louis to Montana are Lambert-St Louis - Kalispell Glacier Park, Lambert-St Louis - Bozeman Gallatin Field and Lambert-St Louis - Great Falls.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Montana 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 Montana?

    Currently, October is the cheapest month in which you can book a flight from St. Louis to Montana (average of $370). Flying from St. Louis to Montana in June is currently the most expensive (average of $516). 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.

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Alternative routes for St. Louis to Montana

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from St. Louis to Montana

Discover the top 5 airlines that operate flights from St. Louis to Montana. 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$164Average$445FlexibilityNo cancel feeOn-time75%
DeltaCheapest$236Average$480FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$513FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$278Average$599FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$359Average$577FlexibilityNo cancel feeOn-time63%
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