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$104+ Cheap flights from O'Hare Intl (ORD) 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BZN
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
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Find flight deals from O'Hare Intl to Montana

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

This American Airlines deal was found by Cheapflights users on 10/27. 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.
vie. 12/55:18 amORD - BZN
1 stop8h 36mAmerican Airlines
lun. 12/81:46 pmBZN - ORD
1 stop7h 32mAmerican Airlines
Deal found 10/27$209
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/132:40 pmORD - BZN
1 stop8h 00mUnited Airlines
lun. 11/1712:45 pmBZN - ORD
Nonstop2h 59mUnited Airlines
Deal found 10/26$214
This Delta deal was found by Cheapflights users on 10/27. 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.
mié. 12/37:50 amORD - BZN
1 stop7h 29mDelta
jue. 12/113:00 pmBZN - ORD
1 stop7h 59mDelta
Deal found 10/27$217
This Delta deal was found by Cheapflights users on 10/27. 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.
jue. 11/207:47 amORD - BZN
1 stop7h 33mDelta
jue. 11/275:30 amBZN - ORD
1 stop7h 14mDelta
Deal found 10/27$218
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/49:53 pmORD - BIL
1 stop14h 35mMultiple Airlines
jue. 12/1110:24 pmBIL - ORD
1 stop12h 18mMultiple Airlines
Deal found 10/27$219
This Delta deal was found by Cheapflights users on 10/27. 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.
vie. 12/51:35 pmORD - BZN
2 stops9h 51mDelta
lun. 12/87:25 amBZN - ORD
1 stop8h 50mDelta
Deal found 10/27$222
This Delta deal was found by Cheapflights users on 10/26. 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.
vie. 11/145:23 amORD - BZN
1 stop9h 02mDelta
jue. 11/2011:40 amBZN - ORD
1 stop6h 05mDelta
Deal found 10/26$228
This Delta deal was found by Cheapflights users on 10/27. 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.
jue. 12/48:50 amORD - BZN
1 stop5h 22mDelta
lun. 12/811:45 amBZN - ORD
1 stop6h 00mDelta
Deal found 10/27$238
This Delta deal was found by Cheapflights users on 10/26. 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.
lun. 11/107:40 pmORD - BZN
1 stop5h 30mDelta
vie. 11/147:25 amBZN - ORD
1 stop8h 53mDelta
Deal found 10/26$239
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/188:00 amORD - GTF
1 stop11h 10mAlaska Airlines
sáb. 12/67:35 pmGTF - ORD
1 stop9h 46mAlaska Airlines
Deal found 10/26$275
This Delta deal was found by Cheapflights users on 10/26. 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.
mar. 11/188:50 amORD - GTF
2 stops9h 40mDelta
sáb. 12/66:10 pmGTF - ORD
2 stops13h 32mDelta
Deal found 10/26$287
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/176:00 amORD - MSO
1 stop7h 19mAlaska Airlines
mié. 11/191:59 pmMSO - ORD
1 stop9h 25mAlaska Airlines
Deal found 10/27$290

Cheap flight deals from O'Hare Intl to Montana

Keep the following information in mind while searching for O'Hare Intl to Montana flight deals. Data was last updated octubre 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$189
(American Airlines)

One-way from

$104
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$383

Good round-trip deal

$254 or less

Good one-way deal

$175 or less
Provider with most accurate pricing for Chicago (CHI)-Bozeman Gallatin Field flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Bozeman Gallatin Field flights.
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From Chicago O'Hare Intl to Montana
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One-way flight from Chicago O'Hare Intl to Montana
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Highest demand for flights based on searches. 8% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Chicago O'Hare Intl to Montana.
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Price to beat on a one-way flight from Chicago O'Hare Intl to Montana.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 octubre 28, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Montana that are best for you.

Fly from

O'Hare Intl

Fly to

Montana

Route

Depart

Return

Price

ChicagoBozeman

ORD - BZN

ORDBZN

Chicago O'Hare Intl

jue. 11/13

2:40 pm-9:40 pm

1 stop8h 00m

Bozeman Gallatin Field

lun. 11/17

12:45 pm-4:44 pm

Nonstop2h 59m

$214

ChicagoBozeman

ORD - BZN

ORDBZN

Chicago O'Hare Intl

lun. 1/5

6:43 pm-11:17 pm

1 stop5h 34m

Bozeman Gallatin Field

sáb. 1/10

5:15 am-1:16 pm

1 stop7h 01m

$217

ChicagoBozeman

ORD - BZN

ORDBZN

Chicago O'Hare Intl

dom. 1/11

6:43 pm-11:17 pm

1 stop5h 34m

Bozeman Gallatin Field

jue. 1/15

3:00 pm-11:53 pm

1 stop7h 53m

$217

ChicagoBozeman

ORD - BZN

ORDBZN

Chicago O'Hare Intl

dom. 11/23

7:40 pm-12:10 am

1 stop5h 30m

Bozeman Gallatin Field

sáb. 12/13

2:36 pm-10:43 pm

1 stop7h 07m

$217

ChicagoBozeman

ORD - BZN

ORDBZN

Chicago O'Hare Intl

mié. 12/3

7:50 am-2:19 pm

1 stop7h 29m

Bozeman Gallatin Field

dom. 12/7

6:00 am-11:40 am

1 stop4h 40m

$217

ChicagoBozeman

ORD - BZN

ORDBZN

Chicago O'Hare Intl

lun. 1/5

6:43 pm-11:17 pm

1 stop5h 34m

Bozeman Gallatin Field

mar. 1/6

3:00 pm-11:53 pm

1 stop7h 53m

$217

ChicagoBozeman

ORD - BZN

ORDBZN

Chicago O'Hare Intl

mar. 1/13

7:30 am-2:20 pm

1 stop7h 50m

Bozeman Gallatin Field

dom. 1/18

5:15 am-12:41 pm

1 stop6h 26m

$217

ChicagoBozeman

ORD - BZN

ORDBZN

Chicago O'Hare Intl

jue. 11/20

7:47 am-2:20 pm

1 stop7h 33m

Bozeman Gallatin Field

jue. 11/27

5:30 am-1:44 pm

1 stop7h 14m

$218

ChicagoBozeman

ORD - BZN

ORDBZN

Chicago O'Hare Intl

vie. 12/5

8:50 am-1:12 pm

1 stop5h 22m

Bozeman Gallatin Field

mié. 12/10

11:45 am-10:46 pm

2 stops10h 01m

$222

ChicagoBozeman

ORD - BZN

ORDBZN

Chicago O'Hare Intl

sáb. 1/10

6:50 am-5:48 pm

2 stops11h 58m

Bozeman Gallatin Field

jue. 1/15

5:15 am-12:41 pm

1 stop6h 26m

$222

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 60 results
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Best time to book a flight from O'Hare Intl to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana from O'Hare Intl 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 O'Hare Intl Airport to Montana

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Montana?

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Montana (average of $191). Flying from Chicago O'Hare Intl Airport to Montana in March is currently the most expensive (average of $289). 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 ORD to MT?

Find hourly flight availability from O'Hare Intl 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 octubre 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Chicago O'Hare Intl Airport to Montana in the afternoon. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Montana?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Montana. Price data was last updated on October 26, 2025.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Montana flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 octubre 28, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Chicago O'Hare Intl Airport to Montana to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,203 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,203 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,240 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,994 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
9,001 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,032 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Montana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to Montana?

    Airlines like United Airlines, Delta, and Alaska Airlines fly from Chicago O'Hare Intl Airport to Montana in about 5h 34m. The time it takes to get you to your destination can typically vary by up to 5h 36m. Chicago O'Hare Intl Airport and Montana are separated by a distance of 1182 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Montana one-way?

    $104 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Southwest and Delta, with prices starting from $105 and $137, respectively.

  • What are the most popular routes from Chicago O'Hare Intl Airport to Montana?

    The most popular route from Chicago O'Hare Intl Airport to Montana is Chicago O'Hare Intl - Bozeman Gallatin Field. You may also consider Chicago O'Hare Intl - Kalispell Glacier Park or Chicago O'Hare Intl - Missoula Johnson-Bell Field.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Montana?

    The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to Montana are Alaska Airlines (77%), SkyWest Airlines (75%) and American Airlines (72%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Montana?

    The cheapest flight price from Chicago O'Hare Intl Airport to Montana is $135. On average you can expect to pay $258. The most popular route, (Chicago O'Hare Intl - Bozeman Gallatin Field), can usually be booked for $189.

  • Can I find deals for flights from O'Hare Intl to Montana that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Montana flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Montana?

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

  • Can I find deals for business class flights from O'Hare Intl to Montana?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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 O'Hare Intl Airport to Montana?

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Montana (average of $191). Flying from Chicago O'Hare Intl Airport to Montana in March is currently the most expensive (average of $289). 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.

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Alternative routes for O'Hare Intl to Montana

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from O'Hare Intl to Montana

Discover the top 5 airlines that operate flights from O'Hare Intl 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 octubre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$152Average$418FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$211Average$382FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$362FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$249Average$527FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$270Average$488FlexibilityNo cancel feeOn-time75%

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