$104 Cheap Flights from Bozeman (BZN) to Chicago (ORD)

View $104 flight on Thu, Feb 26, 2026Opens in a new window

Popular airlines from Bozeman Yellowstone Intl. Airport (BZN) to Chicago O'Hare Intl. Airport (ORD)

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Cheap Flights from Bozeman to Chicago (BZN-ORD)

Prices were available within the past 7 days and start at $104 for one-way flights and $208 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Jan 7 - Wed, Jan 14
BZN
Bozeman
ORD
Chicago
$208 Roundtrip, found 2 days ago
$208
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Jan 7 from Bozeman to Chicago, returning Wed, Jan 14, priced at $208 found 2 days ago
Hawaiian Airlines
Wed, Jan 7 - Tue, Jan 13
BZN
Bozeman
ORD
Chicago
$208 Roundtrip, found 2 days ago
$208
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Jan 7 from Bozeman to Chicago, returning Tue, Jan 13, priced at $208 found 2 days ago
American Airlines
Fri, Aug 28 - Sun, Aug 30
BZN
Bozeman
ORD
Chicago
$209 Roundtrip, found 5 days ago
$209
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Aug 28 from Bozeman to Chicago, returning Sun, Aug 30, priced at $209 found 5 days ago
Delta
Fri, Feb 13 - Wed, Feb 18
BZN
Bozeman
ORD
Chicago
$214 Roundtrip, found 3 days ago
$214
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Feb 13 from Bozeman to Chicago, returning Wed, Feb 18, priced at $214 found 3 days ago
United
Thu, Dec 11 - Tue, Dec 30
BZN
Bozeman
ORD
Chicago
$216 Roundtrip, found 3 days ago
$216
Roundtrip
found 3 days ago
Select United flight, departing Thu, Dec 11 from Bozeman to Chicago, returning Tue, Dec 30, priced at $216 found 3 days ago
Alaska Airlines
Thu, Feb 5 - Sun, Feb 8
BZN
Bozeman
ORD
Chicago
$218 Roundtrip, found 5 days ago
$218
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Feb 5 from Bozeman to Chicago, returning Sun, Feb 8, priced at $218 found 5 days ago
American Airlines
Fri, Aug 28 - Sun, Aug 30
BZN
Bozeman
ORD
Chicago
$219 Roundtrip, found 5 days ago
$219
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Aug 28 from Bozeman to Chicago, returning Sun, Aug 30, priced at $219 found 5 days ago
Alaska Airlines
Thu, Feb 26 - Mon, Mar 2
BZN
Bozeman
ORD
Chicago
$220 Roundtrip, found 6 days ago
$220
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, Feb 26 from Bozeman to Chicago, returning Mon, Mar 2, priced at $220 found 6 days ago
Delta
Thu, Jan 15 - Tue, Jan 20
BZN
Bozeman
ORD
Chicago
$224 Roundtrip, found 6 days ago
$224
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Jan 15 from Bozeman to Chicago, returning Tue, Jan 20, priced at $224 found 6 days ago
United
Sat, Dec 20 - Tue, Dec 23
BZN
Bozeman
ORD
Chicago
$226 Roundtrip, found 3 days ago
$226
Roundtrip
found 3 days ago
Select United flight, departing Sat, Dec 20 from Bozeman to Chicago, returning Tue, Dec 23, priced at $226 found 3 days ago

Find the cheapest month to fly from Bozeman (BZN) to Chicago (ORD)

August is typically the cheapest month to fly

From $162 - $364 per traveler.

Alternative airports near Chicago

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $217
ORD
O'Hare Intl.
Cheapest
Average driving time to city center23 min
Flights from $217
Flights from Bozeman (BZN) to Chicago (ORD)
Origin airport
Bozeman Yellowstone Intl.
Destination airport
O'Hare Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$208
Distance
1183 mi
Average flight time
2 hours 59 mins

Bozeman to Chicago Flights

The cheapest times to fly from Bozeman to Chicago

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bozeman to Chicago are during the month of January. You can find some of the cheapest flights from Bozeman to Chicago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bozeman to Chicago

Sunday is one of the best days to book for cheap flights from Bozeman to Chicago: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Bozeman to Chicago

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bozeman to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $104 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bozeman to Chicago flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bozeman to Chicago airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD) cost?
Lock in a cheap one-way flight from $104 or cheap return flight from $208 from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD)?
The cheapest month to fly from BZN to ORD is January, when there's less demand. Off-peak season is usually when airlines offer lower prices between these airports.
Which airlines fly direct from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD)?
Fly directly from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD) on a United Airlines flight.
What is the cheapest airline that flies from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD)?
American Airlines and United Airlines are popular airlines offering reasonable fares. Keep in mind that flight prices from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD) can change based on travel dates, demand and how early you book. With Expedia's filter tool, you can easily find a BZN to ORD flight that matches your preferences and budget.
How many flights per day from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD)?
With, on average, 2 direct flights departing from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD) each day, you'll be cruising above the clouds before you know it.
What are the most popular departure times for flights from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD)?
The 12 PM departures from BZN to ORD are the most sought after. Greater demand means you'll likely pay more for these departures. If you're hoping to save money, book during off-peak hours.
What day of the week has the most flights from BZN to ORD?
Sunday offers the most flights from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD). Consider taking off on this day and you'll have the best chance of finding a departure that works with your plans.
What is the earliest flight from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD)?
Catch the earliest flight at around 8:45AM UTC-7, departing from Gallatin Field Airport (BZN). You'll be in the air for approximately 3h 15m, reaching O'Hare Intl. Airport (ORD) at approximately 1:00PM UTC-6.
How long does it take to fly from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD)?
The average flight time from BZN to ORD is 3 hours and 5 minutes, covering a distance of 1,200 mi.
What airline has the least delays from BZN to ORD?
With 82% of flights usually arriving on time, United Airlines has the best on-time performance for direct flights from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD). To monitor your flight status and get notified if anything changes, head to the Expedia App.
What is the best time to fly from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD)?
Select a flight from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Chicago from Gallatin Field Airport (BZN)?
Browse your flight options from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD). This is the only airport in Chicago you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD) last-minute?
Last-minute fares from BZN to ORD are typically more expensive. To lock in the best rates, start searching for flights early. That being said, if your travel plans are flexible, it's possible to score a cheap ticket just before your departure.
Is it cheaper to book a BZN to ORD flight and hotel package?
Booking a BZN to ORD flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our wide range of hotels and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Gallatin Field Airport (BZN) to O'Hare Intl. Airport (ORD)?
It's generally possible to cancel or reschedule your BZN to ORD flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.