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.

$121 CHEAP FLIGHTS from Montana to Chicago O'Hare (ORD)

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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

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

Wed, Oct 21 - Sat, Oct 24

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

5h 35m1 stop Salt Lake City

7:35 am - 12:18 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

5h 43m1 stop Salt Lake City

$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

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

Sun, Sep 27 - Wed, Sep 30

9:42 pm - 9:39 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

22h 57m2 stops Las Vegas Harry Reid Intl Houston George Bush Intcntl

1:21 pm - 9:06 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

20h 45m1 stop Las Vegas Harry Reid Intl

$324Multiple 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

Mon, Sep 21 - Thu, Sep 24

5:22 pm - 5:38 amBIL Billings Logan Intl-ORD Chicago O'Hare Intl

11h 16m1 stop Las Vegas Harry Reid Intl

8:55 pm - 4:21 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

20h 26m1 stop Las Vegas Harry Reid Intl

$350Multiple Airlines

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

Wed, Aug 26 - Sun, Sep 6

5:40 am - 11:59 amHLN Helena-ORD Chicago O'Hare Intl

5h 19m1 stop Salt Lake City

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

5h 27m1 stop Salt Lake City

$409Delta

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

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

Fri, Aug 21 - Mon, Aug 24

6:26 am - 3:55 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

8h 29m1 stop Dallas/Fort Worth

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

3h 20mnonstop

$454American 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

Tue, Aug 25 - Fri, Aug 28

5:18 pm - 4:40 pmGTF Great Falls-ORD Chicago O'Hare Intl

22h 22m2 stops Seattle/Tacoma Intl Calgary

9:00 am - 4:38 pmORD Chicago O'Hare Intl-GTF Great Falls

8h 38m1 stop Seattle/Tacoma Intl

$1,212Multiple Airlines

Mon, Aug 24 - Fri, Aug 28

5:18 pm - 4:40 pmGTF Great Falls-ORD Chicago O'Hare Intl

22h 22m2 stops Seattle/Tacoma Intl Calgary

9:00 am - 4:38 pmORD Chicago O'Hare Intl-GTF Great Falls

8h 38m1 stop Seattle/Tacoma Intl

$1,239Multiple Airlines

Recent direct flight deals from Montana to O'Hare Intl

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

Fri, Jan 15 - Mon, Jan 18

1:43 pm - 5:50 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 07mnonstop

10:27 am - 12:53 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 26mnonstop

$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

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

Sun, Sep 6 - Sun, Sep 13

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 14% drop in price.

Most popular time to fly with an average 19% increase in price.

Flight from Kalispell 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

Saint Joseph

Tinley Park

Hammond

Elk Grove Village

Des Plaines

Hoffman Estates

South Holland

Portage

Oakbrook Terrace

Willowbrook

Lansing

Delavan

Alsip

Northbrook

Lisle

Valparaiso

Everything you need to know for your flight to O'Hare Intl

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Chicago O'Hare Airport (ORD)

ORD

$121 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

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FAQs for booking Montana to Chicago O'Hare Airport flights

Traveling to a place near O'Hare Intl?

Everything you need to know for your flight to O'Hare Intl

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

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