HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Butte

$274+ Cheap flights from Illinois to Butte (BTM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BTM
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Butte 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.

Cheap flight deals from Illinois to Butte

Keep the following information in mind while searching for Illinois to Butte flight deals. Data was last updated junio 12, 2025.

Round-trip from

$274
(Delta)
From Illinois to Butte Silver Bow Co
Search Deals

Find flight deals from Illinois to Butte

Cheapest flights from Illinois to Butte
Explore the most affordable flight options available from Illinois to Butte. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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.
vie. 7/46:00 amSTL - BTM
2 stops12h 35mDelta
jue. 7/106:10 pmBTM - STL
1 stop5h 28mDelta
Deal found 6/10$274
This United Airlines deal was found by Cheapflights users on 6/10. 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.
mar. 8/268:15 amSTL - BTM
2 stops15h 06mUnited Airlines
mié. 9/39:45 amBTM - STL
2 stops10h 47mUnited Airlines
Deal found 6/10$329
This United Airlines deal was found by Cheapflights users on 6/10. 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.
mié. 9/172:53 pmORD - BTM
1 stop8h 28mUnited Airlines
mar. 9/239:45 amBTM - ORD
1 stop7h 41mUnited Airlines
Deal found 6/10$369
This Delta deal was found by Cheapflights users on 6/12. 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.
sáb. 6/145:35 amORD - BTM
2 stops12h 31mDelta
mié. 6/186:10 pmBTM - ORD
2 stops26h 27mDelta
Deal found 6/12$691

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Butte 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 junio 12, 2025.
Use the filters below to find and compare flights from Illinois to Butte that are best for you.

Fly from

Illinois

Fly to

Butte

Route

Depart

Return

Price

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

vie. 7/4

6:00 am-5:35 pm

2 stops12h 35m

Butte Silver Bow Co

jue. 7/10

6:10 pm-12:38 am

1 stop5h 28m

$274

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

mar. 8/26

8:15 am-10:21 pm

2 stops15h 06m

Butte Silver Bow Co

mié. 9/3

9:45 am-9:32 pm

2 stops10h 47m

$329

ChicagoButte

ORD - BTM

ORDBTM

Chicago O'Hare Intl

mié. 9/17

2:53 pm-10:21 pm

1 stop8h 28m

Butte Silver Bow Co

mar. 9/23

9:45 am-6:26 pm

1 stop7h 41m

$369

ChicagoButte

ORD - BTM

ORDBTM

Chicago O'Hare Intl

vie. 7/25

9:32 pm-10:32 pm

1 stop26h 00m

$300

ChicagoButte

ORD - BTM

ORDBTM

Chicago O'Hare Intl

vie. 8/29

8:25 am-5:06 pm

2 stops9h 41m

$310

ChicagoButte

MDW - BTM

MDWBTM

Chicago Midway

vie. 8/29

9:15 am-5:06 pm

2 stops8h 51m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Best time to book a flight from Illinois to Butte

Have a flexible travel schedule? Discover the best time to fly to Butte from Illinois 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 Illinois to Butte

Rainfall in Butte by month

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

In terms of precipitation, rainfall in Butte ranges from 0.4 - 2.3 inches per month. June is typically the wettest month, when rainfall can reach 2.3 in. February is typically the driest time to visit Butte when rainfall is around 0.4 in.

Temperature in Butte by month

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

If weather is an important factor for your trip to Butte, 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 62.6 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 17.6 F).

Reviews of airlines servicing Butte

Get insights into the airlines that provide service to Butte. 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 Butte. Reviews last updated junio 12, 2025.
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Illinois to Butte. 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 into for flights to Butte from Illinois?

    For a flight from Illinois to Butte, you will be flying into Silver Bow Co. Butte Silver Bow Co (BTM) is just 3.8 mi from the center of the city.

  • What are the most popular routes from Illinois to Butte?

    The most popular route from Illinois to Butte is Lambert-St Louis - Butte Silver Bow Co. You may also consider Chicago O'Hare Intl - Butte Silver Bow Co or Chicago Midway - Butte Silver Bow Co.

  • Can I find deals for flights from Illinois to Butte that include hotel bookings?

    Yes. In addition to deals on Illinois to Butte flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Butte?

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

  • Can I find deals for business class flights from Illinois to Butte?

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

See more FAQs

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 Illinois to Butte

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Bozeman flights
Boston to Bozeman flights
O'Hare Intl to Bozeman flights
John F Kennedy Intl to Bozeman flights
LaGuardia to Bozeman flights
San Francisco to Bozeman flights
O'Hare Intl to Kalispell flights
Atlanta to Bozeman flights
Dulles Intl to Bozeman flights
Dallas/Fort Worth to Kalispell flights
Dallas/Fort Worth to Bozeman flights
Los Angeles to Bozeman flights
Los Angeles to Kalispell flights
San Francisco to Kalispell flights
Denver to Kalispell flights
Denver to Bozeman flights
Baltimore to Bozeman flights
Seattle to Billings flights
O'Hare Intl to Missoula flights
John F Kennedy Intl to Kalispell flights
LaGuardia to Kalispell flights
Minneapolis to Bozeman flights
Newark to Kalispell flights
Hobby to Bozeman flights
Reagan-National to Bozeman flights
Denver to Missoula flights
Midway to Bozeman flights
John F Kennedy Intl to Missoula flights
Seattle to Kalispell flights
Hobby to Kalispell flights
Minneapolis to Kalispell flights
Boston to Kalispell flights
San Diego to Kalispell flights
Dulles Intl to Kalispell flights
Seattle to Bozeman flights
San Francisco to Missoula flights
Newark to Missoula flights
LaGuardia to Missoula flights
Dallas/Fort Worth to Missoula flights
Atlanta to Kalispell flights
Los Angeles to Missoula flights
Grand Rapids to Bozeman flights
George Bush Intcntl to Bozeman flights
Detroit to Kalispell flights
Charlotte to Bozeman flights
Philadelphia to Bozeman flights
Hartford to Bozeman flights
Indianapolis to Bozeman flights
Baltimore to Kalispell flights
Cleveland to Bozeman flights

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.