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Cheap flights from St. Louis (STL) to Montana from $114

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — BZN
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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How far in advance should I book a flight from St. Louis to Montana?

Travelers have found it’s best to book a flight 45 days in advance to save up to 151% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 45 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Montana 1-2 weeks in advance for as low as $560, or $611 for flights within the next 24 hours.

What is the cheapest month to fly from St. Louis to Montana?

Our data shows that April tends to be the cheapest month to fly to Montana from St. Louis. Users have commonly found prices around $417 for the month, but tickets can be as low as $331. Due to multiple factors, prepare for potentially higher prices in November.

When is the cheapest time to fly from St. Louis to Montana (STL - MT)?

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.

Cheap American Airlines flights from St. Louis to Montana

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Montana. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Take a look at some of the lowest-priced American Airlines flights heading from St. Louis to Montana. Make sure to check back often as deals are often changing.
Sat 8/175:30 amSTL - BZN
1 stop7h 17mAmerican Airlines
Thu 8/224:00 pmBZN - STL
1 stop5h 48mAmerican Airlines
Deal found 5/15$300
Tue 8/65:00 amSTL - BZN
1 stop7h 16mAmerican Airlines
Tue 8/137:10 amBZN - STL
1 stop7h 17mAmerican Airlines
Deal found 5/15$306
Tue 9/34:22 pmSTL - MSO
1 stop21h 05mAmerican Airlines
Tue 9/171:30 pmMSO - STL
1 stop7h 54mAmerican Airlines
Deal found 5/15$317
Fri 8/237:05 amSTL - BZN
1 stop6h 44mAmerican Airlines
Mon 8/267:10 amBZN - STL
1 stop7h 17mAmerican Airlines
Deal found 5/15$321
Tue 8/205:00 amSTL - FCA
1 stop6h 36mAmerican Airlines
Thu 8/291:25 pmFCA - STL
1 stop7h 43mAmerican Airlines
Deal found 5/15$368
Sun 9/15:00 amSTL - FCA
1 stop6h 36mAmerican Airlines
Thu 9/53:14 pmFCA - STL
1 stop25h 00mAmerican Airlines
Deal found 5/15$371
Tue 9/34:22 pmSTL - MSO
2 stops21h 15mAmerican Airlines
Tue 9/171:30 pmMSO - STL
1 stop7h 54mAmerican Airlines
Deal found 5/15$382
Wed 8/76:00 amSTL - BZN
2 stops14h 49mAmerican Airlines
Wed 8/147:10 amBZN - STL
1 stop7h 17mAmerican Airlines
Deal found 5/15$387
Sun 9/15:00 amSTL - FCA
1 stop6h 36mAmerican Airlines
Thu 9/53:14 pmFCA - STL
2 stops17h 50mAmerican Airlines
Deal found 5/15$453

Cheap Alaska Airlines flights from St. Louis to Montana

Explore cheap flight options specifically provided by Alaska Airlines for the route between St. Louis and Montana. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Have a look at some of the cheapest available Alaska Airlines flights departing from St. Louis and landing in Montana. Make sure to examine the flight information before completing your reservation.
Tue 5/287:00 amSTL - BZN
1 stop9h 14mAlaska Airlines
Wed 6/54:09 pmBZN - STL
1 stop6h 50mAlaska Airlines
Deal found 5/15$429
Fri 6/77:41 pmSTL - BZN
2 stops22h 26mAlaska Airlines
Tue 6/1110:55 amBZN - STL
1 stop12h 04mAlaska Airlines
Deal found 5/16$437
Sat 6/87:00 amSTL - BZN
1 stop9h 14mAlaska Airlines
Sat 6/154:04 pmBZN - STL
1 stop6h 55mAlaska Airlines
Deal found 5/16$474
Fri 6/77:41 pmSTL - MSO
1 stop14h 59mAlaska Airlines
Thu 6/132:53 pmMSO - STL
1 stop8h 06mAlaska Airlines
Deal found 5/16$485
Fri 6/77:41 pmSTL - MSO
2 stops22h 10mAlaska Airlines
Thu 6/132:53 pmMSO - STL
1 stop8h 06mAlaska Airlines
Deal found 5/16$491
Thu 5/239:43 amSTL - FCA
2 stops10h 05mAlaska Airlines
Sat 5/257:28 pmFCA - STL
2 stops14h 09mAlaska Airlines
Deal found 5/14$1,027

Cheap St. Louis to Montana flights in May & June 2024

Find cheap flight options from St. Louis to Montana specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
The lowest fares we've come across on flights traveling from St. Louis to Montana in May and June 2024. Check back in a little while for more flight options.
Tue 6/410:44 pmSTL - MSO
1 stop16h 38mFrontier
Fri 6/142:54 pmMSO - STL
1 stop17h 35mFrontier
Deal found 5/15$169
Fri 6/215:36 pmSTL - MSO
1 stop21h 43mFrontier
Mon 7/13:08 pmMSO - STL
1 stop22h 39mFrontier
Deal found 5/16$207
Mon 6/176:25 pmSTL - BIL
1 stop6h 52mDelta
Tue 6/256:25 amBIL - STL
1 stop7h 08mDelta
Deal found 5/15$228
Mon 6/176:25 pmSTL - BIL
1 stop6h 52mDelta
Tue 6/256:25 amBIL - STL
1 stop7h 08mDelta
Deal found 5/16$236
Thu 6/203:32 pmSTL - MSO
1 stop23h 31mFrontier
Mon 7/13:08 pmMSO - STL
1 stop22h 39mFrontier
Deal found 5/16$248
Tue 6/45:30 pmSTL - BIL
1 stop7h 54mDelta
Mon 6/106:39 pmBIL - STL
1 stop5h 19mDelta
Deal found 5/15$258
Tue 6/45:30 pmSTL - BIL
1 stop7h 54mDelta
Mon 6/106:39 pmBIL - STL
1 stop5h 19mDelta
Deal found 5/16$262
Tue 6/183:47 pmSTL - MSO
1 stop23h 35mFrontier
Fri 6/212:54 pmMSO - STL
1 stop17h 35mFrontier
Deal found 5/15$272
Thu 6/66:50 pmSTL - BIL
1 stop6h 34mDelta
Thu 6/136:25 amBIL - STL
1 stop7h 08mDelta
Deal found 5/15$273

St. Louis to Montana 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Montana in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
The lowest fares we've come across on flights traveling from St. Louis to Montana in May and June 2024. Check back in a little while for more flight options.
Tue 6/410:44 pmSTL - MSO
1 stop16h 38mFrontier
Fri 6/142:54 pmMSO - STL
1 stop17h 35mFrontier
Deal found 5/15$169
Fri 6/215:36 pmSTL - MSO
1 stop21h 43mFrontier
Mon 7/13:08 pmMSO - STL
1 stop22h 39mFrontier
Deal found 5/16$207
Mon 6/176:25 pmSTL - BIL
1 stop6h 52mDelta
Tue 6/256:25 amBIL - STL
1 stop7h 08mDelta
Deal found 5/15$228
Mon 6/176:25 pmSTL - BIL
1 stop6h 52mDelta
Tue 6/256:25 amBIL - STL
1 stop7h 08mDelta
Deal found 5/16$236
Fri 8/238:00 pmSTL - MSO
1 stop19h 24mFrontier
Mon 8/263:14 pmMSO - STL
1 stop19h 36mFrontier
Deal found 5/15$241
Thu 8/16:30 pmSTL - BIL
1 stop6h 43mDelta
Tue 8/66:40 pmBIL - STL
1 stop4h 56mDelta
Deal found 5/16$247
Thu 6/203:32 pmSTL - MSO
1 stop23h 31mFrontier
Mon 7/13:08 pmMSO - STL
1 stop22h 39mFrontier
Deal found 5/16$248
Tue 6/45:30 pmSTL - BIL
1 stop7h 54mDelta
Mon 6/106:39 pmBIL - STL
1 stop5h 19mDelta
Deal found 5/15$258
Tue 6/45:30 pmSTL - BIL
1 stop7h 54mDelta
Mon 6/106:39 pmBIL - STL
1 stop5h 19mDelta
Deal found 5/16$262

St. Louis to Montana flights leaving soon

Find last-minute flight options from St. Louis to Montana for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Check out these flights departing soon from St. Louis to Montana. It's wise to confirm all flight details are correct before booking.
Sat 5/255:30 pmSTL - BIL
1 stop6h 30mDelta
Mon 5/275:30 amBIL - STL
1 stop7h 02mDelta
Deal found 5/15$368
Sat 5/255:30 pmSTL - BIL
1 stop6h 30mDelta
Mon 5/275:30 amBIL - STL
2 stops10h 52mDelta
Deal found 5/15$458
Sat 5/253:05 pmSTL - BIL
2 stops8h 55mDelta
Mon 5/275:30 amBIL - STL
2 stops10h 52mDelta
Deal found 5/15$468
Fri 5/244:45 pmSTL - BIL
1 stop7h 02mUnited Airlines
Mon 5/276:45 amBIL - STL
1 stop5h 01mUnited Airlines
Deal found 5/15$554
Thu 5/236:30 amSTL - MSO
1 stop6h 21mUnited Airlines
Wed 5/2912:48 pmMSO - STL
1 stop24h 26mUnited Airlines
Deal found 5/15$590
Thu 5/236:30 amSTL - MSO
1 stop6h 21mUnited Airlines
Wed 5/295:06 pmMSO - STL
2 stops18h 07mUnited Airlines
Deal found 5/15$595
Sat 5/253:05 pmSTL - BIL
2 stops8h 55mDelta
Mon 5/275:30 amBIL - STL
2 stops10h 52mDelta
Deal found 5/15$643
Thu 5/236:50 pmSTL - FCA
1 stop7h 03mDelta
Tue 5/285:52 amFCA - STL
1 stop7h 23mDelta
Deal found 5/16$652
Thu 5/236:50 pmSTL - FCA
1 stop7h 03mDelta
Sat 5/255:52 amFCA - STL
2 stops9h 05mDelta
Deal found 5/14$710

One-way flights to Montana from St. Louis

Search for one-way flight options from St. Louis to Montana. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Take a look at some of the one-way flights we've detected from St. Louis to Montana. Those needing a return flight from St. Louis to Montana can use the search form above.
Tue 6/116:25 pmSTL - BIL
1 stop6h 52mDelta
Deal found 5/15$114
Tue 6/116:25 pmSTL - BIL
1 stop6h 52mDelta
Deal found 5/16$118
Sat 6/811:25 amSTL - BIL
2 stops9h 26mDelta
Deal found 5/15$144
Sat 6/84:45 pmSTL - BIL
1 stop7h 08mUnited Airlines
Deal found 5/15$154
Thu 7/45:30 pmSTL - BZN
1 stop5h 51mUnited Airlines
Deal found 5/15$173
Sat 9/145:00 pmSTL - FCA
1 stop7h 29mDelta
Deal found 5/16$174
Fri 7/122:16 pmSTL - BIL
2 stops10h 57mDelta
Deal found 5/15$174
Thu 5/2311:06 pmSTL - MSO
1 stop16h 13mFrontier
Deal found 5/15$179
Mon 6/105:56 pmSTL - BZN
1 stop7h 03mDelta
Deal found 5/15$193

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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$169 - $452

Route

Depart

Return

Price

Lambert-St LouisMissoula Johnson-Bell Field

STL - MSO

STLMSO

Lambert-St Louis

Tue 6/4

1 stop16h 38m

Missoula Johnson-Bell Field

Fri 6/14

1 stop17h 35m

$169

Lambert-St LouisMissoula Johnson-Bell Field

STL - MSO

STLMSO

Lambert-St Louis

Fri 6/21

1 stop21h 43m

Missoula Johnson-Bell Field

Mon 7/1

1 stop22h 39m

$207

Lambert-St LouisBillings Logan Intl

STL - BIL

STLBIL

Lambert-St Louis

Mon 6/17

1 stop6h 52m

Billings Logan Intl

Tue 6/25

1 stop7h 08m

$228

Lambert-St LouisBillings Logan Intl

STL - BIL

STLBIL

Lambert-St Louis

Mon 6/17

1 stop6h 52m

Billings Logan Intl

Tue 6/25

1 stop7h 08m

$236

Lambert-St LouisMissoula Johnson-Bell Field

STL - MSO

STLMSO

Lambert-St Louis

Fri 8/23

1 stop19h 24m

Missoula Johnson-Bell Field

Mon 8/26

1 stop19h 36m

$241

Lambert-St LouisBozeman Gallatin Field

STL - BZN

STLBZN

Lambert-St Louis

Sat 8/17

1 stop7h 17m

Bozeman Gallatin Field

Thu 8/22

1 stop5h 48m

$300

Lambert-St LouisKalispell Glacier Park

STL - FCA

STLFCA

Lambert-St Louis

Wed 6/12

3 stops27h 35m

Kalispell Glacier Park

Wed 6/19

1 stop9h 21m

$366

Lambert-St LouisBozeman Gallatin Field

STL - BZN

STLBZN

Lambert-St Louis

Tue 5/28

1 stop9h 14m

Bozeman Gallatin Field

Wed 6/5

1 stop6h 50m

$429

Lambert-St LouisBillings Logan Intl

STL - BIL

STLBIL

Lambert-St Louis

Sat 6/15

1 stop5h 19m

Billings Logan Intl

Tue 6/25

2 stops24h 01m

$452

Flights are sorted by cheapest first

Deals found on 5/15

No data available for this route at this time. Please check back soon.

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 May 16, 2024.
See what other customers who have flown with American 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.
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,157 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
10,673 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,924 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,514 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Frontier
6.3
Okay
4,060 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

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.

  • Can I find flights from St. Louis to Montana for under $200 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Montana for under $200. The cheapest flight booked recently is on Frontier for just $169, but on average you can expect to pay $264.

  • Are there last-minute flights available from St. Louis to Montana for under $400?

    There are currently 17+ open flights from St. Louis to Montana within the next 7 days for less than $400.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $114. United Airlines flights start at $154 while deals on Frontier start at $179 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 - Missoula Johnson-Bell Field.

  • What are the most popular airlines that fly from St. Louis to Montana?

    Before booking your flight from St. Louis to Montana check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

  • What does STL to BZN mean?

    Great question - STL to BZN just means Lambert-St Louis Airport to Bozeman Gallatin Field Airport. Now you’ll know what these unique codes when you look for flights! Ready for more IATA code knowledge? These are related airports for your current travel destination: Kalispell Glacier Park Airport (FCA), Missoula Johnson-Bell Field Airport (MSO), Billings Logan Intl Airport (BIL), Great Falls Airport (GTF), Helena Airport (HLN).

  • Can I find deals for flights from St. Louis to Montana that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Montana flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Montana with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Montana flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from St. Louis to Montana that allow pets onboard?

    Many airlines flying from St. Louis to Montana offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Montana?

    Yes, you can often find last-minute deals on St. Louis to Montana flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Montana flight deals updated?

    The St. Louis to Montana flight deals you see on this page were last updated on 5/16.

See more FAQs

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Top 3 airlines flying from St. Louis to Montana

Discover the top 3 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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$274Average$561FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$293Average$557FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$326Average$542FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
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Search flights from St. Louis to Montana by cabin class

Find flights from St. Louis to Montana, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from St. Louis to Montana

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 May 16, 2024.
30%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
70%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Montana?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. Louis to Montana. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Montana?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to Montana.

Can Cheapflights find flights from St. Louis to Montana with no change fees?

Certainly. Search results for flights to Montana from St. Louis shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from St. Louis to Montana become cheaper?

Yes! Start tracking prices for St. Louis to Montana flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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