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$68+ Cheap flights from Bozeman (BZN) to Chicago (CHI)

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — CHI
Jan 6 — Jan 131
Tue 1/6
Tue 1/13
1 adult, Economy
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Cheapflights Tip: The best prices from Bozeman Gallatin Field to Chicago are usually found in January or October, booked 57 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Bozeman to Chicago

Cheapest flights from Bozeman to Chicago
Explore the most affordable flight options available from Bozeman to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 7, 2025.

This United Airlines deal was found by Cheapflights users on 12/5. 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.
Fri 12/264:14 pmBZN - ORD
Nonstop3h 11mUnited Airlines
Thu 1/19:00 amORD - BZN
Nonstop3h 33mUnited Airlines
Deal found 12/5$229
This United Airlines deal was found by Cheapflights users on 12/5. 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.
Fri 12/194:14 pmBZN - ORD
Nonstop3h 11mUnited Airlines
Mon 1/59:06 amORD - BZN
Nonstop3h 34mUnited Airlines
Deal found 12/5$254
This Southwest deal was found by Cheapflights users on 12/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:30 pmBZN - MDW
1 stop5h 10mSouthwest
Thu 1/15:15 amMDW - BZN
1 stop7h 40mSouthwest
Deal found 12/5$291
This Delta deal was found by Cheapflights users on 12/5. 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.
Fri 12/196:00 amBZN - MDW
1 stop6h 10mDelta
Fri 12/197:02 pmMDW - BZN
1 stop5h 45mDelta
Deal found 12/5$329
This United Airlines deal was found by Cheapflights users on 12/6. 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.
Fri 12/1912:42 pmBZN - ORD
Nonstop3h 09mUnited Airlines
Wed 12/249:06 amORD - BZN
Nonstop3h 33mUnited Airlines
Deal found 12/6$329
This Delta deal was found by Cheapflights users on 12/5. 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.
Fri 12/192:17 pmBZN - ORD
1 stop6h 23mDelta
Mon 1/51:35 pmORD - BZN
2 stops9h 52mDelta
Deal found 12/5$334
This Delta deal was found by Cheapflights users on 12/5. 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.
Fri 12/265:20 amBZN - MDW
2 stops10h 59mDelta
Thu 1/15:59 pmMDW - BZN
1 stop6h 47mDelta
Deal found 12/5$335
This United Airlines deal was found by Cheapflights users on 12/6. 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.
Wed 12/242:40 pmBZN - ORD
1 stop8h 19mUnited Airlines
Wed 12/317:58 pmORD - BZN
Nonstop3h 31mUnited Airlines
Deal found 12/6$344
This United Airlines deal was found by Cheapflights users on 12/5. 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 12/1312:50 pmBZN - ORD
Nonstop2h 59mUnited Airlines
Mon 12/159:20 amORD - BZN
Nonstop3h 28mUnited Airlines
Deal found 12/5$379
This Southwest deal was found by Cheapflights users on 12/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1312:55 pmBZN - MDW
1 stop8h 50mSouthwest
Mon 12/159:40 amMDW - BZN
1 stop6h 55mSouthwest
Deal found 12/4$399
This Southwest deal was found by Cheapflights users on 12/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/123:25 pmBZN - MDW
2 stops7h 40mSouthwest
Mon 12/157:00 amMDW - BZN
2 stops9h 35mSouthwest
Deal found 12/5$440
This Southwest deal was found by Cheapflights users on 12/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:30 amBZN - MDW
1 stop4h 55mSouthwest
Mon 12/155:15 amMDW - BZN
1 stop7h 40mSouthwest
Deal found 12/5$454

Find flight deals from Bozeman to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Bozeman (BZN) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 7, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$199
(American Airlines)

One-way from

$68
(Southwest)

Popular in

April

Cheapest in

January

Average price

$343

Good round-trip deal

$307 or less

Good one-way deal

$149 or less
Provider with most accurate pricing for Bozeman Gallatin Field-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Chicago (CHI) flights.
Search Deals
From Bozeman Gallatin Field to Chicago (CHI)
Search Deals
One-way flight from Bozeman Gallatin Field to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Bozeman Gallatin Field to Chicago (CHI).
Search Deals
Price to beat on a one-way flight from Bozeman Gallatin Field to Chicago (CHI).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bozeman to Chicago 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 December 7, 2025.
Use the filters below to find and compare flights from Bozeman to Chicago that are best for you.

Fly from

Bozeman

Fly to

Chicago

Route

Depart

Return

Price

BozemanChicago

BZN - ORD

BZNORD

Bozeman Gallatin Field

Thu 1/29

3:03 pm-11:50 pm

1 stop7h 47m

Chicago O'Hare Intl

Mon 2/2

3:35 pm-11:56 pm

1 stop9h 21m

$199

BozemanChicago

BZN - ORD

BZNORD

Bozeman Gallatin Field

Thu 1/8

10:50 am-5:04 pm

1 stop5h 14m

Chicago O'Hare Intl

Sun 1/11

9:11 am-11:44 am

Nonstop3h 33m

$209

BozemanChicago

BZN - ORD

BZNORD

Bozeman Gallatin Field

Wed 1/21

2:13 pm-11:44 pm

1 stop8h 31m

Chicago O'Hare Intl

Mon 1/26

7:37 pm-10:02 pm

Nonstop3h 25m

$209

BozemanChicago

BZN - MDW

BZNMDW

Bozeman Gallatin Field

Thu 1/29

6:00 am-1:09 pm

1 stop6h 09m

Chicago Midway

Sun 2/1

1:51 pm-8:06 pm

1 stop7h 15m

$218

BozemanChicago

BZN - ORD

BZNORD

Bozeman Gallatin Field

Wed 1/21

3:00 pm-11:53 pm

1 stop7h 53m

Chicago O'Hare Intl

Mon 1/26

6:50 am-5:50 pm

2 stops12h 00m

$218

BozemanChicago

BZN - MDW

BZNMDW

Bozeman Gallatin Field

Thu 1/29

6:00 am-1:09 pm

1 stop6h 09m

Chicago Midway

Mon 2/2

1:51 pm-8:06 pm

1 stop7h 15m

$219

BozemanChicago

BZN - ORD

BZNORD

Bozeman Gallatin Field

Mon 1/26

1:42 pm-5:49 pm

Nonstop3h 07m

Chicago O'Hare Intl

Sat 1/31

7:37 pm-10:02 pm

Nonstop3h 25m

$223

BozemanChicago

BZN - ORD

BZNORD

Bozeman Gallatin Field

Thu 1/29

12:00 pm-11:50 pm

1 stop10h 50m

Chicago O'Hare Intl

Sun 2/1

8:00 am-2:09 pm

1 stop7h 09m

$224

BozemanChicago

BZN - ORD

BZNORD

Bozeman Gallatin Field

Wed 1/14

12:46 pm-11:37 pm

1 stop9h 51m

Chicago O'Hare Intl

Wed 1/21

3:35 pm-11:56 pm

1 stop9h 21m

$224

BozemanChicago

BZN - ORD

BZNORD

Bozeman Gallatin Field

Thu 1/29

5:15 am-4:38 pm

2 stops10h 23m

Chicago O'Hare Intl

Mon 2/2

2:20 pm-10:27 pm

1 stop9h 07m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Showing 1-10 of 35 results
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Compare providers for flights from Bozeman to Chicago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bozeman to Chicago in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bozeman-Chicago flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Bozeman-Chicago flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Bozeman-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bozeman-Chicago flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bozeman-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Bozeman to Chicago

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

How far ahead should I book a flight from Bozeman to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Bozeman to Chicago. Price data was last updated on December 5, 2025.

The price you pay for your flight from Bozeman to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Bozeman to Chicago (average of $169). Flying from Bozeman to Chicago in May is currently the most expensive (average of $319). 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 BZN to CHI?

Find hourly flight availability from Bozeman to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 7, 2025.

It’s optimal to fly from Bozeman to Chicago in the evening. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated December 7, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Bozeman to Chicago by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,253 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,253 reviews
Southwest
8.0
Very good
4,253 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,013 reviews
Southwest
8.0
Very good
4,253 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,072 reviews
Southwest
8.0
Very good
4,253 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,046 reviews
Southwest
8.0
Very good
4,253 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Bozeman to Chicago. 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 from for flights from Bozeman to Chicago?

    If you book a flight to Chicago from Bozeman, you will be flying from Gallatin Field, which is the city’s only airport. Bozeman Gallatin Field (BZN) is located 8.7 mi from the center of Bozeman. There are 2 flights from Gallatin Field to Chicago per day from 3 different airlines.

  • How long is the flight from Bozeman to Chicago?

    Alaska Airlines, United Airlines, and American Airlines can get you from Bozeman to Chicago in just under 5h 14m. Your travel time can differ by up to 3h 17m. Airlines will cover a distance of 1182 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Bozeman to Chicago round-trip?

    Flying on Delta is currently your cheapest option to Chicago, with prices starting at $166. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $191 and $229, respectively. You may be able to fly from Bozeman to Chicago for 52% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Bozeman to Chicago one-way?

    $105 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Alaska Airlines and United Airlines, with prices starting from $116 and $124, respectively.

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

    Consider United Airlines (91%), Lufthansa (91%) or Envoy Air (82%) when booking your flight. These represent the most reliable airlines when flying from Bozeman to Chicago.

  • What are the cheapest flights from Bozeman to Chicago?

    Looking at all options, your cheapest flight can be booked for $124. While the most popular route (Bozeman Gallatin Field - Chicago O'Hare Intl) can be booked for $199 on average, our data indicates $402 when flying from Bozeman to Chicago.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bozeman to Chicago 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 Bozeman to Chicago?

    Currently, October is the cheapest month in which you can book a flight from Bozeman to Chicago (average of $169). Flying from Bozeman to Chicago in May is currently the most expensive (average of $319). 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

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lansing
Merrillville
Hammond
Porter
Benton Harbor

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Alternative routes for Bozeman to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Bozeman to Chicago

Discover the top 3 airlines that operate flights from Bozeman to Chicago. 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 December 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$191Average$291FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$229Average$373FlexibilityNo cancel feeOn-time69%
DeltaCheapest$236Average$353FlexibilityNo cancel feeOn-timeN/A

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