Montana

$106+ Cheap flights from Chicago (CHI) to Montana

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BZN
Apr 2 — Apr 91
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Cheap flight deals from Chicago to Montana

Keep the following information in mind while searching for Chicago to Montana flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$239
(United Airlines)

One-way from

$106
(United Airlines)

Popular in

December

Cheapest in

April

Average price

$474

Good round-trip deal

$335 or less

Good one-way deal

$191 or less
Provider with most accurate pricing for Chicago (CHI)-Bozeman Gallatin Field flight deals.
Provider most trusted by Cheapflights users for Chicago (CHI)-Bozeman Gallatin Field flights.
From Chicago (CHI) to Montana
One-way flight from Chicago (CHI) to Montana
Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in March 2025
Price to beat on a round-trip flight from Chicago (CHI) to Montana.
Price to beat on a one-way flight from Chicago (CHI) to Montana.

Find flight deals from Chicago to Montana

Cheapest flights from Chicago to Montana
Explore the most affordable flight options available from Chicago to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/171:37 pmORD - FCA
Nonstop3h 44mAmerican Airlines
Fri 8/295:01 pmFCA - ORD
Nonstop3h 29mAmerican Airlines
Deal found 3/26$225
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Sun 6/155:02 amORD - BIL
1 stop5h 35mUnited Airlines
Tue 7/1512:50 pmBIL - ORD
Nonstop2h 55mUnited Airlines
Deal found 3/27$239
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/238:38 pmORD - MSO
Nonstop3h 55mAmerican Airlines
Wed 7/305:07 amMSO - ORD
Nonstop3h 24mAmerican Airlines
Deal found 3/27$242
This Delta deal was found by Cheapflights users on 3/26. 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.
Wed 6/47:30 amORD - FCA
1 stop6h 23mDelta
Mon 6/95:30 amFCA - ORD
1 stop5h 23mDelta
Deal found 3/26$245
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Sat 5/107:10 amORD - WYS
1 stop7h 02mUnited Airlines
Sat 5/171:51 pmWYS - ORD
1 stop6h 26mUnited Airlines
Deal found 3/27$258
This Delta deal was found by Cheapflights users on 3/26. 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.
Sat 6/74:30 pmORD - GTF
1 stop7h 01mDelta
Tue 6/1011:41 amGTF - ORD
1 stop5h 45mDelta
Deal found 3/26$258
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Sun 6/19:02 amORD - MSO
Nonstop3h 48mUnited Airlines
Sat 6/75:15 pmMSO - ORD
1 stop6h 10mUnited Airlines
Deal found 3/27$259
This Delta deal was found by Cheapflights users on 3/27. 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.
Mon 8/189:30 amORD - MSO
1 stop5h 18mDelta
Sat 8/305:50 amMSO - ORD
2 stops9h 56mDelta
Deal found 3/27$267
This Delta deal was found by Cheapflights users on 3/26. 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.
Sat 5/176:30 pmMDW - MSO
1 stop6h 17mDelta
Sat 5/245:45 amMSO - MDW
1 stop6h 30mDelta
Deal found 3/26$269
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/317:00 amORD - FCA
1 stop7h 00mAlaska Airlines
Tue 6/104:19 pmFCA - ORD
1 stop6h 37mAlaska Airlines
Deal found 3/25$286
This Hawaiian Airlines deal was found by Cheapflights users on 3/27. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/117:00 amORD - MSO
1 stop7h 39mHawaiian Airlines
Mon 4/142:35 pmMSO - ORD
1 stop8h 24mHawaiian Airlines
Deal found 3/27$288
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/199:40 amORD - BIL
Nonstop3h 11mAmerican Airlines
Wed 9/2412:23 pmBIL - ORD
Nonstop2h 47mAmerican Airlines
Deal found 3/27$289

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago 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 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Chicago to Montana that are best for you.

Fly from

Chicago

Fly to

Montana

Route

Depart

Return

Price

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sun 6/15

5:02 am-9:37 am

1 stop5h 35m

Billings Logan Intl

Tue 7/15

12:50 pm-4:45 pm

Nonstop2h 55m

$239

ChicagoMissoula

ORD - MSO

ORDMSO

Chicago O'Hare Intl

Wed 7/23

8:38 pm-11:33 pm

Nonstop3h 55m

Missoula Johnson-Bell Field

Wed 7/30

5:07 am-9:31 am

Nonstop3h 24m

$242

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Wed 6/4

7:30 am-12:53 pm

1 stop6h 23m

Kalispell Glacier Park

Mon 6/9

5:30 am-11:53 am

1 stop5h 23m

$245

ChicagoWest Yellowstone

ORD - WYS

ORDWYS

Chicago O'Hare Intl

Sat 5/10

7:10 am-1:12 pm

1 stop7h 02m

West Yellowstone

Sat 5/17

1:51 pm-9:17 pm

1 stop6h 26m

$258

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

Sat 6/7

4:30 pm-10:31 pm

1 stop7h 01m

Great Falls

Tue 6/10

11:41 am-6:26 pm

1 stop5h 45m

$258

ChicagoMissoula

ORD - MSO

ORDMSO

Chicago O'Hare Intl

Sun 6/1

9:02 am-11:50 am

Nonstop3h 48m

Missoula Johnson-Bell Field

Sat 6/7

5:15 pm-12:25 am

1 stop6h 10m

$259

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Fri 6/6

1:35 pm-4:09 pm

Nonstop3h 34m

Kalispell Glacier Park

Fri 6/13

4:52 pm-9:13 pm

Nonstop3h 21m

$267

ChicagoMissoula

ORD - MSO

ORDMSO

Chicago O'Hare Intl

Mon 8/18

9:30 am-1:48 pm

1 stop5h 18m

Missoula Johnson-Bell Field

Sat 8/30

5:50 am-4:46 pm

2 stops9h 56m

$267

ChicagoMissoula

MDW - MSO

MDWMSO

Chicago Midway

Sat 5/17

6:30 pm-11:47 pm

1 stop6h 17m

Missoula Johnson-Bell Field

Sat 5/24

5:45 am-1:15 pm

1 stop6h 30m

$269

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Mon 6/2

5:02 am-10:03 am

1 stop6h 01m

Kalispell Glacier Park

Tue 6/3

5:08 pm-12:25 am

1 stop6h 17m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 60 results
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Best time to book a flight from Chicago to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana from Chicago 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 Chicago to Montana

What is the cheapest month to book a flight from Chicago to Montana?

Currently, October is the cheapest month in which you can book a flight from Chicago to Montana (average of $371). Flying from Chicago to Montana in June is currently the most expensive (average of $520). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHI to MT?

Find hourly flight availability from Chicago 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 March 28, 2025.

When flying from Chicago 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.

Rainfall in Montana by month

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

In terms of precipitation, rainfall in Montana ranges from 0.4 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. January is typically the driest time to visit Montana when rainfall is around 0.4 in.

Temperature in Montana by month

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

If weather is an important factor for your trip to Montana, 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 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

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 March 28, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Chicago to Montana have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
8.0
Very good

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Montana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Chicago to Montana one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $106. Users have also found prices from $111 and $119 on Southwest and Delta, respectively.

  • What are the most popular routes from Chicago to Montana?

  • What are the most reliable airlines from Chicago to Montana?

    Before booking your flight to Montana from Chicago, check out the most reliable airlines to get you to your destination on time: American Airlines (77%), Alaska Airlines (77%), Emirates( 69%).

  • What are the cheapest flights from Chicago to Montana?

    Looking for the cheapest flight from Chicago to Montana? While on average our users pay $344, our data indicates the cheapest price to be $144. The most popular route (Chicago O'Hare Intl - Kalispell Glacier Park), is priced around $245.

  • Can I find deals for flights from Chicago to Montana that include hotel bookings?

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

  • How can I find direct flights from Chicago to Montana?

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

  • Can I find deals for business class flights from Chicago to Montana?

    Yes. Cheapflights offers flight deals from Chicago 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.

  • What is the cheapest month to book a flight from Chicago to Montana?

    Currently, October is the cheapest month in which you can book a flight from Chicago to Montana (average of $371). Flying from Chicago to Montana in June is currently the most expensive (average of $520). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Chicago to Montana

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Chicago to Montana

Discover the top 6 airlines that operate flights from Chicago 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 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$175Average$245FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$239Average$467FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$519FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$409FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$267Average$494FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$296Average$482FlexibilityNo cancel feeOn-time63%
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