How long does it take to fly to Butte?

Flight times from Illinois to Butte vary, but if you’re flying out of Chicago and flying into Bozeman (one of the most popular routes), then the duration is 3h 14m on average. Another popular route from Illinois to Butte is flying from Moline to Bozeman, which will take roughly 5h 44m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Illinois to Butte Silver Bow Co Airport?

Prices for flights from Illinois to Butte Silver Bow Co Airport are refreshed on a daily basis.

How old do you have to be to fly from Illinois 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 Illinois 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 you'll need for your trip to Butte Silver Bow Co Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Butte Silver Bow Co Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$275 Cheap Flights from Illinois to Butte in 2026/27

Find the cheapest flights from Illinois to Butte

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:36 pm - 6:40 pmORD Chicago O'Hare Intl-BTM Butte Silver Bow Co

7h 04m1 stop Denver Intl

9:30 am - 6:55 pmBTM Butte Silver Bow Co-ORD Chicago O'Hare Intl

8h 25m1 stop Denver Intl

$444United Airlines

Fri, Jan 29 - Tue, Feb 2

9:22 am - 6:40 pmSTL Lambert-St Louis-BTM Butte Silver Bow Co

10h 18m2 stops Chicago O'Hare Intl Denver Intl

9:30 am - 11:24 pmBTM Butte Silver Bow Co-STL Lambert-St Louis

12h 54m2 stops Denver Intl Chicago O'Hare Intl

$459United Airlines

Sat, Feb 6 - Tue, Feb 9

8:05 am - 6:40 pmSTL Lambert-St Louis-BTM Butte Silver Bow Co

11h 35m2 stops Chicago O'Hare Intl Denver Intl

9:30 am - 9:47 pmBTM Butte Silver Bow Co-STL Lambert-St Louis

11h 17m2 stops Denver Intl Chicago O'Hare Intl

$459United Airlines

Sat, Feb 6 - Tue, Feb 9

1:05 pm - 6:40 pmORD Chicago O'Hare Intl-BTM Butte Silver Bow Co

6h 35m1 stop Denver Intl

9:30 am - 6:55 pmBTM Butte Silver Bow Co-ORD Chicago O'Hare Intl

8h 25m1 stop Denver Intl

$479United Airlines

Fri, Jan 29 - Tue, Feb 2

4:39 pm - 10:30 pmSTL Lambert-St Louis-BTM Butte Silver Bow Co

6h 51m1 stop Denver Intl

9:45 am - 4:37 pmBTM Butte Silver Bow Co-STL Lambert-St Louis

5h 52m1 stop Denver Intl

$514United Airlines

Tue, Sep 29 - Sat, Oct 3

8:05 am - 6:40 pmSTL Lambert-St Louis-BTM Butte Silver Bow Co

11h 35m2 stops Chicago O'Hare Intl Denver Intl

9:30 am - 12:43 pmBTM Butte Silver Bow Co-STL Lambert-St Louis

26h 13m1 stop Denver Intl

$523United Airlines

Sat, Feb 6 - Tue, Feb 9

9:22 am - 6:40 pmSTL Lambert-St Louis-BTM Butte Silver Bow Co

10h 18m2 stops Chicago O'Hare Intl Denver Intl

9:30 am - 12:43 pmBTM Butte Silver Bow Co-STL Lambert-St Louis

26h 13m1 stop Denver Intl

$523United Airlines

Sat, Feb 6 - Tue, Feb 9

4:39 pm - 10:30 pmSTL Lambert-St Louis-BTM Butte Silver Bow Co

6h 51m1 stop Denver Intl

9:45 am - 9:21 pmBTM Butte Silver Bow Co-STL Lambert-St Louis

10h 36m2 stops Denver Intl Chicago O'Hare Intl

$524United Airlines

Tue, Sep 29 - Sat, Oct 3

4:20 pm - 10:30 pmORD Chicago O'Hare Intl-BTM Butte Silver Bow Co

7h 10m1 stop Denver Intl

9:45 am - 11:59 pmBTM Butte Silver Bow Co-ORD Chicago O'Hare Intl

13h 14m1 stop Denver Intl

$563United Airlines

Fri, Oct 2 - Sat, Oct 10

12:36 pm - 6:40 pmORD Chicago O'Hare Intl-BTM Butte Silver Bow Co

7h 04m1 stop Denver Intl

9:30 am - 11:43 amBTM Butte Silver Bow Co-ORD Chicago O'Hare Intl

25h 13m2 stops Denver Intl Minneapolis St Paul

$567United Airlines

Fri, Jan 29 - Tue, Feb 2

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United Airlines flights from Illinois to Butte

Our best United Airlines deals on Illinois to Butte flight tickets

United Airlines

Jan 29

ORD12:36 pmChicago O'Hare Intl

7h 04m

1 stop

BTM6:40 pmButte Silver Bow Co

Feb 2

BTM9:30 amButte Silver Bow Co

8h 25m

1 stop

ORD6:55 pmChicago O'Hare Intl

$444

United Airlines

Feb 6

STL8:05 amLambert-St Louis

11h 35m

2 stops

BTM6:40 pmButte Silver Bow Co

Feb 9

BTM9:30 amButte Silver Bow Co

11h 17m

2 stops

STL9:47 pmLambert-St Louis

$459

United Airlines

Jan 29

ORD1:05 pmChicago O'Hare Intl

6h 35m

1 stop

BTM6:40 pmButte Silver Bow Co

Feb 2

BTM9:30 amButte Silver Bow Co

8h 25m

1 stop

ORD6:55 pmChicago O'Hare Intl

$479

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoButte

ORD Chicago O'Hare Intl - BTM Butte Silver Bow Co

ORDBTM

Chicago O'Hare Intl

Fri 1/29

12:36 pm-6:40 pm

1 stop7h 04m

Butte Silver Bow Co

Tue 2/2

9:30 am-6:55 pm

1 stop8h 25m

$444

St. LouisButte

STL Lambert-St Louis - BTM Butte Silver Bow Co

STLBTM

Lambert-St Louis

Sat 2/6

9:22 am-6:40 pm

2 stops10h 18m

Butte Silver Bow Co

Tue 2/9

9:30 am-11:24 pm

2 stops12h 54m

$459

St. LouisButte

STL Lambert-St Louis - BTM Butte Silver Bow Co

STLBTM

Lambert-St Louis

Sat 2/6

8:05 am-6:40 pm

2 stops11h 35m

Butte Silver Bow Co

Tue 2/9

9:30 am-9:47 pm

2 stops11h 17m

$459

ChicagoButte

ORD Chicago O'Hare Intl - BTM Butte Silver Bow Co

ORDBTM

Chicago O'Hare Intl

Fri 1/29

1:05 pm-6:40 pm

1 stop6h 35m

Butte Silver Bow Co

Tue 2/2

9:30 am-6:55 pm

1 stop8h 25m

$479

Quickest round-trip

St. LouisButte

STL Lambert-St Louis - BTM Butte Silver Bow Co

STLBTM

Lambert-St Louis

Tue 9/29

4:39 pm-10:30 pm

1 stop6h 51m

Butte Silver Bow Co

Sat 10/3

9:45 am-4:37 pm

1 stop5h 52m

$514

St. LouisButte

STL Lambert-St Louis - BTM Butte Silver Bow Co

STLBTM

Lambert-St Louis

Sat 2/6

8:05 am-6:40 pm

2 stops11h 35m

Butte Silver Bow Co

Tue 2/9

9:30 am-12:43 pm

1 stop26h 13m

$523

St. LouisButte

STL Lambert-St Louis - BTM Butte Silver Bow Co

STLBTM

Lambert-St Louis

Sat 2/6

9:22 am-6:40 pm

2 stops10h 18m

Butte Silver Bow Co

Tue 2/9

9:30 am-12:43 pm

1 stop26h 13m

$523

St. LouisButte

STL Lambert-St Louis - BTM Butte Silver Bow Co

STLBTM

Lambert-St Louis

Tue 9/29

4:39 pm-10:30 pm

1 stop6h 51m

Butte Silver Bow Co

Sat 10/3

9:45 am-9:21 pm

2 stops10h 36m

$524

ChicagoButte

ORD Chicago O'Hare Intl - BTM Butte Silver Bow Co

ORDBTM

Chicago O'Hare Intl

Fri 10/2

4:20 pm-10:30 pm

1 stop7h 10m

Butte Silver Bow Co

Sat 10/10

9:45 am-11:59 pm

1 stop13h 14m

$563

ChicagoButte

ORD Chicago O'Hare Intl - BTM Butte Silver Bow Co

ORDBTM

Chicago O'Hare Intl

Fri 1/29

12:36 pm-6:40 pm

1 stop7h 04m

Butte Silver Bow Co

Tue 2/2

9:30 am-11:43 am

2 stops25h 13m

$567

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois 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

Airlines

Other information

What is the cheapest airline that flies from Illinois to Butte Silver Bow Co?

Delta and United Airlines are the most popular carriers operating from Illinois to Butte Silver Bow Co

What airlines fly to Butte?

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Butte from Illinois according to our data. American Airlines is the first choice among our users, with 48% 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.

Cheap Illinois to Butte flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Butte

Best Price Found	$275
Fastest flight time	5h 35m
Direct flights	None

The best one-way flight to Butte from Illinois in the past 72 hours is $275. The best round-trip flight deal from Illinois to Butte found on momondo in the last 72 hours is $444.

The fastest flight from Illinois to Butte takes 5h 35m

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

Search flight deals

Frequently asked questions about flying from Illinois to Butte

When did momondo last update prices for flights from Illinois to Butte Silver Bow Co Airport?
Prices for flights from Illinois to Butte Silver Bow Co Airport are refreshed on a daily basis.
How old do you have to be to fly from Illinois 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 Illinois 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 you'll need for your trip to Butte Silver Bow Co Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Butte Silver Bow Co Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Dillon

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Butte?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Butte for you.

Can I find flights from Illinois to Butte with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Illinois to Butte flights to just show those with flexible booking policies.

How can momondo help me find flights from Illinois to Butte?

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

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

Of course. momondo tracks the price of Illinois to Butte flights. All you need is a valid email address and we will do the rest; it is that quick and easy.