When did momondo last update prices for flights from Lambert-St Louis Airport to Butte Silver Bow Co Airport?

Prices for flights from Lambert-St Louis Airport to Butte Silver Bow Co Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Lambert-St Louis Airport to Butte Silver Bow Co Airport?

As of April 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Butte Silver Bow Co Airport.

How old do you have to be to fly from Lambert-St Louis Airport to Butte Silver Bow Co 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 Butte Silver Bow Co Airport.

What documentation or ID do you need to fly to Butte Silver Bow Co Airport?

The travel and health documents required for your trip to Butte Silver Bow Co 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 Butte Silver Bow Co Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$493 Cheap Flights from St. Louis to Butte in 2026

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Find the cheapest flights from St. Louis to Butte

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:18 am - 4:55 pm

STL

BTM

30h 37m

2 stops

6:10 pm - 12:39 am

BTM

STL

5h 29m

1 stop

$493Delta

Wed, Jun 17 - Mon, Jun 29

6:21 am - 4:55 pm

STL

BTM

11h 34m

2 stops

6:10 pm - 12:39 am

BTM

STL

5h 29m

1 stop

$503Delta

Fri, Jun 19 - Mon, Jun 29

9:16 am - 10:27 pm

STL

BTM

14h 11m

2 stops

10:00 am - 4:31 pm

BTM

STL

5h 31m

1 stop

$514United Airlines

Tue, Aug 18 - Sat, Aug 22

9:16 am - 10:27 pm

STL

BTM

14h 11m

2 stops

10:00 am - 11:00 pm

BTM

STL

12h 00m

2 stops

$519United Airlines

Tue, Aug 18 - Sat, Aug 22

6:05 pm - 10:22 pm

STL

BTM

5h 17m

1 stop

9:24 am - 9:13 pm

BTM

STL

10h 49m

2 stops

$559United Airlines

Fri, Apr 24 - Tue, Apr 28

9:10 am - 10:22 pm

STL

BTM

14h 12m

2 stops

9:24 am - 9:52 pm

BTM

STL

11h 28m

2 stops

$564United Airlines

Fri, Apr 24 - Tue, Apr 28

4:40 pm - 10:27 pm

STL

BTM

6h 47m

1 stop

10:00 am - 4:31 pm

BTM

STL

5h 31m

1 stop

$574United Airlines

Tue, Aug 18 - Sat, Aug 22

7:52 pm - 4:55 pm

STL

BTM

22h 03m

1 stop

6:10 pm - 12:39 am

BTM

STL

5h 29m

1 stop

$575Delta

Wed, Jun 17 - Sun, Jun 28

4:40 pm - 10:27 pm

STL

BTM

6h 47m

1 stop

10:00 am - 9:22 pm

BTM

STL

10h 22m

2 stops

$584United Airlines

Tue, Aug 18 - Sat, Aug 22

12:30 pm - 10:27 pm

STL

BTM

10h 57m

2 stops

10:00 am - 11:00 pm

BTM

STL

12h 00m

2 stops

$589United Airlines

Tue, Aug 18 - Sat, Aug 22

United Airlines flights from St. Louis to Butte

Our best United Airlines deals on St. Louis to Butte flight tickets

United Airlines

Aug 18

STL9:16 amLambert-St Louis

14h 11m

2 stops

BTM10:27 pmButte Silver Bow Co

Aug 22

BTM10:00 amButte Silver Bow Co

5h 31m

1 stop

STL4:31 pmLambert-St Louis

$514

United Airlines

Aug 18

STL9:16 amLambert-St Louis

14h 11m

2 stops

BTM10:27 pmButte Silver Bow Co

Aug 22

BTM10:00 amButte Silver Bow Co

12h 00m

2 stops

STL11:00 pmLambert-St Louis

$519

United Airlines

Apr 14

STL4:30 pmLambert-St Louis

6h 52m

1 stop

BTM10:22 pmButte Silver Bow Co

Apr 21

BTM9:24 amButte Silver Bow Co

11h 28m

2 stops

STL9:52 pmLambert-St Louis

$552

Delta flights from St. Louis to Butte

Our best Delta deals on St. Louis to Butte flight tickets

Delta

Jun 17

STL11:18 amLambert-St Louis

30h 37m

2 stops

BTM4:55 pmButte Silver Bow Co

Jun 30

BTM6:10 pmButte Silver Bow Co

5h 29m

1 stop

STL12:39 amLambert-St Louis

$493

Delta

Jun 19

STL6:21 amLambert-St Louis

11h 34m

2 stops

BTM4:55 pmButte Silver Bow Co

Jun 28

BTM6:10 pmButte Silver Bow Co

5h 29m

1 stop

STL12:39 amLambert-St Louis

$503

Delta

Apr 14

STL6:19 amLambert-St Louis

11h 49m

2 stops

BTM5:08 pmButte Silver Bow Co

Apr 21

BTM6:10 pmButte Silver Bow Co

5h 15m

1 stop

STL12:25 amLambert-St Louis

$524

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

Wed 6/17

11:18 am-4:55 pm

2 stops30h 37m

Butte Silver Bow Co

Mon 6/29

6:10 pm-12:39 am

1 stop5h 29m

$493

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

Fri 6/19

6:21 am-4:55 pm

2 stops11h 34m

Butte Silver Bow Co

Mon 6/29

6:10 pm-12:39 am

1 stop5h 29m

$503

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

Tue 8/18

9:16 am-10:27 pm

2 stops14h 11m

Butte Silver Bow Co

Sat 8/22

10:00 am-4:31 pm

1 stop5h 31m

$514

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

Tue 8/18

9:16 am-10:27 pm

2 stops14h 11m

Butte Silver Bow Co

Sat 8/22

10:00 am-11:00 pm

2 stops12h 00m

$519

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

Fri 4/24

6:05 pm-10:22 pm

1 stop5h 17m

Butte Silver Bow Co

Tue 4/28

9:24 am-9:13 pm

2 stops10h 49m

$559

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

Fri 4/24

9:10 am-10:22 pm

2 stops14h 12m

Butte Silver Bow Co

Tue 4/28

9:24 am-9:52 pm

2 stops11h 28m

$564

Quickest round-trip

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

Tue 8/18

4:40 pm-10:27 pm

1 stop6h 47m

Butte Silver Bow Co

Sat 8/22

10:00 am-4:31 pm

1 stop5h 31m

$574

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

Wed 6/17

7:52 pm-4:55 pm

1 stop22h 03m

Butte Silver Bow Co

Sun 6/28

6:10 pm-12:39 am

1 stop5h 29m

$575

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

Tue 8/18

4:40 pm-10:27 pm

1 stop6h 47m

Butte Silver Bow Co

Sat 8/22

10:00 am-9:22 pm

2 stops10h 22m

$584

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

Tue 8/18

12:30 pm-10:27 pm

2 stops10h 57m

Butte Silver Bow Co

Sat 8/22

10:00 am-11:00 pm

2 stops12h 00m

$589

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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 airlines fly to Butte?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Butte from St. Louis according to our data. United Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Butte. Keep in mind that there are 5 different airlines that fly to Butte on a routine basis, so you have a few additional options to choose from.

When to book flights from St. Louis to Butte

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

Estimated round-trip price

Cheap St. Louis to Butte (STL to BTM) flight deals and tips

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

Fastest flight time	6h 47m
Direct flights	None

The fastest flight from St. Louis to Butte takes 6h 47m

There are no direct flights from St. Louis to Butte. There are no popular flight routes from St. Louis to Butte.

Search flight deals

Frequently asked questions about flying from St. Louis to Butte

How far is Lambert-St Louis to Butte Silver Bow Co by plane?
Lambert-St Louis and Butte Silver Bow Co are 1243.5 mi apart from one another. Flights usually cover this in 6h 47m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Lambert-St Louis Airport to Butte Silver Bow Co Airport?
Prices for flights from Lambert-St Louis Airport to Butte Silver Bow Co Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Butte Silver Bow Co Airport?
As of April 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Butte Silver Bow Co Airport.
How old do you have to be to fly from Lambert-St Louis Airport to Butte Silver Bow Co 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 Butte Silver Bow Co Airport.
What documentation or ID do you need to fly to Butte Silver Bow Co Airport?
The travel and health documents required for your trip to Butte Silver Bow Co 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 Butte Silver Bow Co 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 Butte?
Based on momondo bookings for this flight route, the most popular airline on flight routes from St. Louis to Butte is United Airlines (100% of total bookings).

Best airlines flying from St. Louis to Butte

Compare and see reviews for airlines that fly from St. Louis to Butte with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $275	Free Cancellation	Rating 7.4 9,579 reviews		Search United Airlines flights

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

It is quick and easy to find St. Louis to Butte flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Butte that suits you.

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

All flight searches from St. Louis to Butte on momondo can be filtered to show those which offer flexible booking policies.

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momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Butte.

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

Yes. momondo can track prices for St. Louis to Butte flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.