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Butte

$374+ Cheap flights from Illinois to Butte (BTM)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BTM
ott 16 — ott 231
gio 10/16
gio 10/23
1 adult, Economy
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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 settembre 16, 2025.

Round-trip from

$381
(Delta)

One-way from

$374
(United Airlines)
From Illinois to Butte Silver Bow Co
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One-way flight from Illinois to Butte Silver Bow Co
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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 settembre 16, 2025.

This Delta deal was found by Cheapflights users on 9/14. 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.
sab 12/136:00 amSTL - BTM
2 stops12h 10mDelta
lun 12/156:10 pmBTM - STL
1 stop5h 41mDelta
Deal found 9/14$381
This United Airlines deal was found by Cheapflights users on 9/14. 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.
sab 12/134:37 pmSTL - BTM
1 stop6h 52mUnited Airlines
lun 12/1510:00 amBTM - STL
1 stop25h 39mUnited Airlines
Deal found 9/14$434
This United Airlines deal was found by Cheapflights users on 9/15. 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.
gio 12/119:25 pmORD - BTM
2 stops26h 04mUnited Airlines
sab 12/1310:00 amBTM - ORD
1 stop7h 55mUnited Airlines
Deal found 9/15$472
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mer 10/222:53 pmORD - BTM
1 stop8h 28mUnited Airlines
dom 10/269:47 amBTM - ORD
1 stop22h 53mUnited Airlines
Deal found 9/15$487
This United Airlines deal was found by Cheapflights users on 9/14. 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.
sab 9/272:53 pmORD - BTM
1 stop8h 28mUnited Airlines
mar 9/309:47 amBTM - ORD
1 stop13h 12mUnited Airlines
Deal found 9/14$503
This United Airlines deal was found by Cheapflights users on 9/13. 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.
gio 10/98:09 pmORD - BTM
1 stop27h 12mUnited Airlines
dom 10/129:47 amBTM - ORD
1 stop22h 54mUnited Airlines
Deal found 9/13$596
This Delta deal was found by Cheapflights users on 9/14. 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.
sab 9/279:35 amMDW - BTM
2 stops8h 28mDelta
mar 9/306:14 pmBTM - MDW
2 stops14h 26mDelta
Deal found 9/14$809
This United Airlines deal was found by Cheapflights users on 9/14. 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.
dom 12/289:00 amSTL - BTM
1 stop14h 45mUnited Airlines
sab 1/39:14 amBTM - STL
1 stop27h 07mUnited Airlines
Deal found 9/14$875

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 settembre 16, 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

sab 12/13

6:00 am-5:10 pm

2 stops12h 10m

Butte Silver Bow Co

lun 12/15

6:10 pm-12:51 am

1 stop5h 41m

$381

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

sab 12/13

4:37 pm-10:29 pm

1 stop6h 52m

Butte Silver Bow Co

lun 12/15

10:00 am-12:39 pm

1 stop25h 39m

$434

ChicagoButte

ORD - BTM

ORDBTM

Chicago O'Hare Intl

gio 12/11

9:25 pm-10:29 pm

2 stops26h 04m

Butte Silver Bow Co

sab 12/13

10:00 am-6:55 pm

1 stop7h 55m

$472

ChicagoButte

ORD - BTM

ORDBTM

Chicago O'Hare Intl

mer 10/22

2:53 pm-10:21 pm

1 stop8h 28m

Butte Silver Bow Co

dom 10/26

9:47 am-9:40 am

1 stop22h 53m

$487

ChicagoButte

ORD - BTM

ORDBTM

Chicago O'Hare Intl

sab 9/27

2:53 pm-10:21 pm

1 stop8h 28m

Butte Silver Bow Co

mar 9/30

9:47 am-11:59 pm

1 stop13h 12m

$503

ChicagoButte

ORD - BTM

ORDBTM

Chicago O'Hare Intl

gio 10/9

8:09 pm-10:21 pm

1 stop27h 12m

Butte Silver Bow Co

dom 10/12

9:47 am-9:41 am

1 stop22h 54m

$596

ChicagoButte

MDW - BTM

MDWBTM

Chicago Midway

sab 9/27

9:35 am-5:03 pm

2 stops8h 28m

Butte Silver Bow Co

mar 9/30

6:14 pm-9:40 am

2 stops14h 26m

$809

St. LouisButte

STL - BTM

STLBTM

Lambert-St Louis

dom 12/28

9:00 am-10:45 pm

1 stop14h 45m

Butte Silver Bow Co

sab 1/3

9:14 am-1:21 pm

1 stop27h 07m

$875

ChicagoButte

ORD - BTM

ORDBTM

Chicago O'Hare Intl

gio 1/15

7:15 am-10:45 pm

2 stops16h 30m

$374

ChicagoButte

ORD - BTM

ORDBTM

Chicago O'Hare Intl

ven 12/26

7:05 pm-5:10 pm

1 stop23h 05m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 14 results
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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
No data available for this route at this time. Please check back soon.

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.

  • How long is the flight from Illinois to Butte?

    A quick flight from Illinois to Butte can take about 6h 52m. Delta provides one of the quickest options available for as low as $434. Illinois and Butte are separated by a distance of 1228 mi. This flight may include one or multiple stops.

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

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

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