How does KAYAK find such low prices on flights from Montana to Chicago O'Hare Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Montana to Chicago O'Hare Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Montana to Chicago O'Hare Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport from Montana is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Montana to Chicago O'Hare Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago O'Hare Airport with an airline and back to Montana with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Montana to Chicago O'Hare Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago O'Hare Airport from Montana up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$144 CHEAP FLIGHTS from Montana to Chicago O'Hare (ORD)

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Montana to O'Hare Intl

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Montana to O'Hare Intl

Fri, Dec 4 - Mon, Dec 7

1:47 pm - 6:22 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

3h 35mnonstop

10:05 am - 1:17 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

4h 12mnonstop

$303American Airlines

Sat, Dec 5 - Wed, Dec 9

1:47 pm - 6:22 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

3h 35mnonstop

10:05 am - 1:17 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

4h 12mnonstop

$303American Airlines

Fri, Dec 4 - Mon, Dec 7

5:25 am - 12:03 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

5h 38m1 stop Salt Lake City

12:34 pm - 8:02 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

8h 28m1 stop Minneapolis St Paul

$313Delta

Fri, Dec 4 - Mon, Dec 7

7:01 am - 5:49 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

9h 48m1 stop Seattle/Tacoma Intl

6:47 pm - 12:23 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

18h 36m1 stop Seattle/Tacoma Intl

$313Alaska Airlines

Sat, Dec 5 - Wed, Dec 9

6:35 am - 3:59 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

8h 24m1 stop Dallas/Fort Worth

10:05 am - 1:17 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

4h 12mnonstop

$313American Airlines

Fri, Dec 4 - Mon, Dec 7

5:25 am - 12:03 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

5h 38m1 stop Salt Lake City

2:41 pm - 12:32 amORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

10h 51m2 stops Detroit Metropolitan Wayne County Salt Lake City

$318Delta

Sat, Dec 5 - Mon, Dec 7

1:50 pm - 11:59 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

9h 09m1 stop Seattle/Tacoma Intl

6:47 pm - 9:47 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

16h 00m1 stop Seattle/Tacoma Intl

$319Alaska Airlines

Sat, Dec 5 - Wed, Dec 9

1:19 pm - 9:56 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

7h 37m1 stop Salt Lake City

7:25 am - 12:39 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

6h 14m1 stop Salt Lake City

$323Delta

Sat, Dec 5 - Mon, Dec 7

12:38 pm - 4:40 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 02mnonstop

4:20 pm - 7:04 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 44mnonstop

$339United Airlines

Thu, Feb 11 - Mon, Feb 15

12:49 pm - 4:53 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 04mnonstop

4:15 pm - 6:49 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 34mnonstop

$339United Airlines

Recent last minute flight deals from Montana to O'Hare Intl

Sat, Nov 14 - Fri, Dec 4

1:50 pm - 11:59 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

9h 09m1 stop Seattle/Tacoma Intl

3:19 pm - 11:33 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

9h 14m1 stop Seattle/Tacoma Intl

$389Alaska Airlines

Sat, Nov 14 - Fri, Dec 11

7:00 am - 5:37 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

9h 37m1 stop Seattle/Tacoma Intl

6:47 pm - 9:47 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

16h 00m1 stop Seattle/Tacoma Intl

$389Alaska Airlines

Sat, Nov 14 - Sat, Dec 5

2:54 pm - 1:17 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

21h 23m1 stop San Diego

3:19 pm - 11:33 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

9h 14m1 stop Seattle/Tacoma Intl

$389Alaska Airlines

Sat, Nov 14 - Fri, Dec 4

12:48 pm - 4:51 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 03mnonstop

8:59 am - 11:33 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 34mnonstop

$429United Airlines

Sat, Nov 14 - Fri, Dec 11

12:48 pm - 4:51 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 03mnonstop

8:59 am - 11:33 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 34mnonstop

$429United Airlines

Sat, Nov 14 - Sat, Dec 5

12:48 pm - 4:51 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 03mnonstop

8:59 am - 11:33 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 34mnonstop

$429United Airlines

Sat, Nov 14 - Thu, Nov 26

1:39 pm - 9:33 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

6h 54m1 stop Minneapolis St Paul

12:38 pm - 6:30 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

6h 52m2 stops Minneapolis St Paul Salt Lake City

$454Delta

Sat, Nov 14 - Sat, Dec 5

2:30 pm - 11:54 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

8h 24m1 stop Atlanta Hartsfield-Jackson

3:47 pm - 10:53 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

8h 06m2 stops Minneapolis St Paul Salt Lake City

$454Delta

Fri, Nov 13 - Sun, Nov 15

1:06 pm - 5:52 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

3h 46mnonstop

9:40 am - 12:36 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

3h 56mnonstop

$565American Airlines

Fri, Nov 13 - Sun, Nov 15

6:50 am - 4:00 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

8h 10m1 stop Dallas/Fort Worth

9:40 am - 12:36 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

3h 56mnonstop

$575American Airlines

Recent direct flight deals from Montana to O'Hare Intl

Fri, Dec 4 - Mon, Dec 7

1:47 pm - 6:22 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

3h 35mnonstop

10:05 am - 1:17 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

4h 12mnonstop

$303American Airlines

Sat, Dec 5 - Wed, Dec 9

1:47 pm - 6:22 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

3h 35mnonstop

10:05 am - 1:17 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

4h 12mnonstop

$303American Airlines

Thu, Feb 11 - Mon, Feb 15

12:49 pm - 4:53 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 04mnonstop

4:15 pm - 6:49 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 34mnonstop

$339United Airlines

Sat, Dec 5 - Mon, Dec 7

12:38 pm - 4:40 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 02mnonstop

4:20 pm - 7:04 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 44mnonstop

$339United Airlines

Fri, Dec 25 - Wed, Jan 6

7:39 am - 12:00 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 21mnonstop

10:05 am - 12:41 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 36mnonstop

$339American Airlines

Sat, Dec 19 - Mon, Jan 4

7:39 am - 12:00 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 21mnonstop

5:14 pm - 7:55 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 41mnonstop

$339American Airlines

Thu, Dec 24 - Thu, Dec 31

6:14 am - 10:40 amBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 26mnonstop

10:05 am - 12:50 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 45mnonstop

$339American Airlines

Wed, Feb 17 - Wed, Feb 17

7:09 am - 11:30 amBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 21mnonstop

4:54 pm - 7:35 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 41mnonstop

$339American Airlines

Fri, Jan 15 - Wed, Jan 20

6:46 am - 11:10 amBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 24mnonstop

10:05 am - 12:41 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 36mnonstop

$339American Airlines

Fri, Feb 12 - Mon, Feb 15

12:49 pm - 4:53 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 04mnonstop

4:15 pm - 6:49 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 34mnonstop

$339United Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$144

Best time to beat the crowds with an average 12% drop in price.

Most popular time to fly with an average 9% increase in price.

Flight from Missoula to Chicago O'Hare Airport

How does KAYAK find such low prices on flights from Montana to Chicago O'Hare Airport?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Montana to Chicago O'Hare Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Montana to Chicago O'Hare Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport from Montana is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Montana to Chicago O'Hare Airport?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago O'Hare Airport with an airline and back to Montana with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Montana to Chicago O'Hare Airport?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago O'Hare Airport from Montana up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Gurnee

Merrillville

South Haven

Oak Brook

Tinley Park

Hammond

Saint Joseph

Des Plaines

Elk Grove Village

Hoffman Estates

Oakbrook Terrace

Portage

South Holland

Willowbrook

Lansing

Lisle

Alsip

Valparaiso

Northbrook

Delavan

More options for your flight to O'Hare Intl

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other airports

Other destinations

Return flight

Complete your trip to O'Hare Intl with a hotel stay or car rental

Car rentals in Chicago

ORD

$144 Find Cheap Flights from Montana to Chicago O'Hare Airport - Compare and Save

Cheap Flights from Montana to O'Hare Intl

Recent round-trip flight deals from Montana to O'Hare Intl

Recent one-way flight deals from Montana to O'Hare Intl

Recent last minute flight deals from Montana to O'Hare Intl

Recent direct flight deals from Montana to O'Hare Intl

Good to know

Low season

High season

Cheapest flight

FAQs for booking Montana to Chicago O'Hare Airport flights

Traveling to a place near O'Hare Intl?

More options for your flight to O'Hare Intl

Complete your trip to O'Hare Intl with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights to O'Hare Intl

Find direct flights for O'Hare Intl

Flights from domestic origins to Montana

Choose which airport to fly into in Chicago

Flights to other popular destinations

Find deals for your return flight