How does KAYAK find such low prices on flights from Montana to Chicago?

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.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago 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?

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 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?

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 from Montana up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$121 CHEAP FLIGHTS from Montana to Chicago

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Cheap Flights from Montana to Chicago

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 Chicago

Thu, Oct 29 - Wed, Nov 4

5:13 pm - 5:35 amMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

11h 22m1 stop Las Vegas Harry Reid Intl

11:06 am - 4:25 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

30h 19m2 stops Denver Intl Las Vegas Harry Reid Intl

$261Multiple Airlines

Tue, Sep 29 - Sat, Oct 3

6:23 am - 1:20 pmBIL Billings Logan Intl-MDW Chicago Midway

5h 57m1 stop Minneapolis St Paul

2:00 pm - 8:07 pmMDW Chicago Midway-BIL Billings Logan Intl

7h 07m1 stop Minneapolis St Paul

$281Delta

Wed, Oct 21 - Sat, Oct 24

2:28 pm - 10:46 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

7h 18m1 stop Denver Intl

12:46 pm - 5:16 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

5h 30m1 stop Denver Intl

$281United Airlines

Tue, Sep 15 - Tue, Sep 29

4:07 pm - 10:46 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

5h 39m1 stop Denver Intl

5:51 pm - 10:51 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

6h 00m1 stop Denver Intl

$281United Airlines

Tue, Sep 15 - Sat, Sep 26

5:20 am - 11:55 amBIL Billings Logan Intl-ORD Chicago O'Hare Intl

5h 35m1 stop Salt Lake City

3:29 pm - 8:07 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

5h 38m1 stop Minneapolis St Paul

$281Delta

Sun, Nov 1 - Wed, Nov 4

8:39 pm - 11:57 amMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

14h 18m1 stop Las Vegas Harry Reid Intl

11:06 am - 4:25 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

30h 19m2 stops Denver Intl Las Vegas Harry Reid Intl

$283Multiple Airlines

Thu, Dec 24 - Tue, Dec 29

1:25 pm - 5:41 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 16mnonstop

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

3h 41mnonstop

$315American Airlines

Thu, Oct 1 - Mon, Oct 5

1:43 pm - 5:52 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 09mnonstop

9:58 am - 12:25 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 27mnonstop

$315American Airlines

Mon, Nov 16 - Thu, Nov 19

6:58 pm - 5:40 amBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

9h 42m1 stop Seattle/Tacoma Intl

7:57 pm - 11:52 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

16h 55m1 stop San Diego

$335Alaska Airlines

Tue, Sep 22 - Mon, Nov 16

4:16 pm - 11:59 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

6h 43m1 stop Seattle/Tacoma Intl

9:30 am - 9:18 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

12h 48m1 stop Seattle/Tacoma Intl

$339Alaska Airlines

Recent last minute flight deals from Montana to Chicago

Tue, Aug 25 - Sun, Sep 6

12:55 pm - 9:33 pmHLN Helena-ORD Chicago O'Hare Intl

7h 38m1 stop Salt Lake City

7:48 am - 12:15 pmORD Chicago O'Hare Intl-HLN Helena

5h 27m1 stop Salt Lake City

$409Delta

Sat, Aug 22 - Sun, Aug 23

1:35 pm - 5:59 amBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

15h 24m1 stop Phoenix Sky Harbor Intl

9:45 am - 12:05 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 20mnonstop

$410American Airlines

Tue, Aug 25 - Sun, Sep 6

12:55 pm - 9:33 pmHLN Helena-ORD Chicago O'Hare Intl

7h 38m1 stop Salt Lake City

6:00 am - 12:15 pmORD Chicago O'Hare Intl-HLN Helena

7h 15m2 stops Minneapolis St Paul Salt Lake City

$414Delta

Sat, Aug 22 - Sun, Aug 23

7:10 am - 11:05 amBZN Bozeman Gallatin Field-MDW Chicago Midway

2h 55mnonstop

10:25 am - 12:35 pmMDW Chicago Midway-BZN Bozeman Gallatin Field

3h 10mnonstop

$415Southwest

Sat, Aug 22 - Mon, Aug 24

7:10 am - 11:05 amBZN Bozeman Gallatin Field-MDW Chicago Midway

2h 55mnonstop

10:50 am - 12:55 pmMDW Chicago Midway-BZN Bozeman Gallatin Field

3h 05mnonstop

$415Southwest

Sat, Aug 22 - Mon, Aug 24

2:30 pm - 10:46 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

7h 16m1 stop Denver Intl

1:01 pm - 3:23 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 22mnonstop

$421United Airlines

Sat, Aug 22 - Sun, Aug 23

4:30 pm - 8:37 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 07mnonstop

1:01 pm - 3:23 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 22mnonstop

$434United Airlines

Mon, Aug 24 - Sat, Aug 29

1:12 pm - 5:53 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

3h 41mnonstop

10:00 am - 12:48 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

3h 48mnonstop

$434American Airlines

Mon, Aug 24 - Tue, Aug 25

8:01 pm - 6:20 amFCA Kalispell Glacier Park-ORD Chicago O'Hare Intl

9h 19m1 stop Seattle/Tacoma Intl

9:00 am - 5:28 pmORD Chicago O'Hare Intl-FCA Kalispell Glacier Park

9h 28m1 stop Seattle/Tacoma Intl

$509Alaska Airlines

Tue, Aug 25 - Wed, Aug 26

8:01 pm - 6:20 amFCA Kalispell Glacier Park-ORD Chicago O'Hare Intl

9h 19m1 stop Seattle/Tacoma Intl

1:03 pm - 7:21 pmORD Chicago O'Hare Intl-FCA Kalispell Glacier Park

7h 18m1 stop Seattle/Tacoma Intl

$509Alaska Airlines

Recent direct flight deals from Montana to Chicago

Wed, Oct 14 - Mon, Oct 19

1:15 pm - 5:29 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 14mnonstop

9:58 am - 12:25 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 27mnonstop

$315American Airlines

Thu, Dec 24 - Tue, Dec 29

1:25 pm - 5:41 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 16mnonstop

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

3h 41mnonstop

$315American Airlines

Fri, Oct 23 - Sun, Oct 25

8:00 am - 11:57 amBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

2h 57mnonstop

9:07 am - 11:45 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 38mnonstop

$315United Airlines

Thu, Nov 19 - Sun, Nov 22

12:48 pm - 4:50 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 02mnonstop

9:07 am - 11:45 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 38mnonstop

$315United Airlines

Thu, Oct 1 - Mon, Oct 5

1:43 pm - 5:52 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 09mnonstop

9:58 am - 12:25 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 27mnonstop

$315American Airlines

Thu, Oct 22 - Sun, Oct 25

12:53 pm - 5:00 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 07mnonstop

9:07 am - 11:45 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 38mnonstop

$315United Airlines

Thu, Sep 24 - Sun, Sep 27

12:20 pm - 4:15 pmBZN Bozeman Gallatin Field-MDW Chicago Midway

2h 55mnonstop

10:25 am - 12:35 pmMDW Chicago Midway-BZN Bozeman Gallatin Field

3h 10mnonstop

$405Southwest

Fri, Sep 4 - Sun, Sep 6

12:20 pm - 4:15 pmBZN Bozeman Gallatin Field-MDW Chicago Midway

2h 55mnonstop

12:00 pm - 2:10 pmMDW Chicago Midway-BZN Bozeman Gallatin Field

3h 10mnonstop

$415Southwest

Sun, Sep 6 - Tue, Sep 15

12:55 pm - 5:16 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 21mnonstop

10:16 am - 12:43 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 27mnonstop

$680Alaska Airlines

Sun, Sep 6 - Mon, Sep 14

12:55 pm - 5:16 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 21mnonstop

10:16 am - 12:43 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 27mnonstop

$680Alaska Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$121

Best time to beat the crowds with an average 27% drop in price.

Most popular time to fly with an average 36% increase in price.

Flight from Kalispell to Chicago O'Hare Airport

How does KAYAK find such low prices on flights from Montana to Chicago?
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.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Montana to Chicago?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago 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?
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 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?
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 from Montana up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Merrillville

Saint Joseph

Hammond

Portage

Lansing

Valparaiso

Chesterton

Munster

Schererville

Porter

Monticello

Saint John

Griffith

Everything you need to know for your flight to Chicago

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Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Montana

First Class flights to Chicagofrom $1,176

Business Class flights to Chicagofrom $677

Premium Economy Class flights to Chicagofrom $686

Economy Class flights to Chicagofrom $285

$121 Find Cheap Flights from Montana to Chicago - Compare and Save

Cheap Flights from Montana to Chicago

Recent round-trip flight deals from Montana to Chicago

Recent one-way flight deals from Montana to Chicago

Recent last minute flight deals from Montana to Chicago

Recent direct flight deals from Montana to Chicago

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Montana to Chicago

Traveling to a place near Chicago?

Everything you need to know for your flight to Chicago

Cabin class types available on flights to Montana

Complete your trip to Chicago with a hotel stay or car rental

Find direct flights for Chicago

Flights to other popular destinations

Flights from domestic origins to Chicago

Choose which airport to fly into in Chicago

Find deals for your return flight