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.

$122 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

Sat, Oct 24 - Wed, Oct 28

6:00 am - 3:19 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

8h 19m1 stop Dallas/Fort Worth

2:50 pm - 9:12 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

7h 22m1 stop Dallas/Fort Worth

$307American Airlines

Sat, Oct 17 - Sat, Oct 24

7:24 am - 6:20 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

9h 56m1 stop Seattle/Tacoma Intl

9:00 am - 6:19 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

10h 19m1 stop Seattle/Tacoma Intl

$319Alaska Airlines

Thu, Oct 29 - Tue, Nov 3

6:59 pm - 5:40 amBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

9h 41m1 stop Seattle/Tacoma Intl

6:35 pm - 9:39 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

16h 04m1 stop Seattle/Tacoma Intl

$319Alaska Airlines

Sat, Dec 12 - Tue, Dec 15

1:00 pm - 9:56 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

7h 56m1 stop Salt Lake City

3:47 pm - 7:48 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

5h 01m1 stop Minneapolis St Paul

$321Delta

Tue, Nov 3 - Tue, Nov 10

5:55 pm - 11:59 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

5h 04m1 stop Denver Intl

4:20 pm - 10:30 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

7h 10m1 stop Denver Intl

$321United Airlines

Tue, Nov 3 - Tue, Nov 10

2:42 pm - 10:46 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

7h 04m1 stop Denver Intl

5:48 pm - 10:30 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

5h 42m1 stop Denver Intl

$321United Airlines

Tue, Nov 3 - Tue, Nov 10

6:30 am - 5:47 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

10h 17m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

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

5h 43m1 stop Salt Lake City

$326Delta

Thu, Oct 29 - Tue, Nov 3

9:56 am - 5:13 amBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

18h 17m1 stop Las Vegas Harry Reid Intl

8:13 pm - 9:06 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

37h 53m2 stops Dallas/Fort Worth Las Vegas Harry Reid Intl

$330Multiple Airlines

Thu, Dec 24 - Tue, Dec 29

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

$347American Airlines

Tue, Nov 24 - Tue, Dec 1

2:45 pm - 5:10 amMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

13h 25m1 stop Las Vegas Harry Reid Intl

12:51 pm - 5:49 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

29h 58m1 stop Las Vegas Harry Reid Intl

$420Multiple Airlines

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

Tue, Sep 22 - Tue, Sep 29

1:13 pm - 11:30 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

9h 17m1 stop Dallas/Fort Worth

3:50 pm - 10:10 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

7h 20m1 stop Dallas/Fort Worth

$353American Airlines

Tue, Sep 22 - Fri, Sep 25

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

5h 39m1 stop Denver Intl

5:00 am - 9:46 amORD Chicago O'Hare Intl-BIL Billings Logan Intl

5h 46m1 stop Denver Intl

$353United Airlines

Wed, Sep 23 - Wed, Sep 30

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

5h 35m1 stop Salt Lake City

1:55 pm - 10:34 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

9h 39m2 stops Detroit Metropolitan Wayne County Salt Lake City

$390Delta

Tue, Sep 22 - Tue, Sep 29

1:13 pm - 11:30 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

9h 17m1 stop Dallas/Fort Worth

9:41 am - 11:57 amORD Chicago O'Hare Intl-BIL Billings Logan Intl

3h 16mnonstop

$404American Airlines

Fri, Sep 18 - Fri, Oct 2

2:30 pm - 10:45 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

7h 15m1 stop Denver Intl

4:45 pm - 7:12 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 27mnonstop

$428United Airlines

Wed, Sep 23 - Wed, Sep 30

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

5h 35m1 stop Salt Lake City

1:55 pm - 10:34 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

9h 39m2 stops Detroit Metropolitan Wayne County Salt Lake City

$466Delta

Fri, Sep 18 - Thu, Sep 24

8:33 pm - 5:38 amFCA Kalispell Glacier Park-ORD Chicago O'Hare Intl

8h 05m1 stop Las Vegas Harry Reid Intl

8:55 pm - 7:43 pmORD Chicago O'Hare Intl-FCA Kalispell Glacier Park

23h 48m1 stop Las Vegas Harry Reid Intl

$473Multiple Airlines

Fri, Sep 18 - Sun, Sep 20

8:33 pm - 5:38 amFCA Kalispell Glacier Park-ORD Chicago O'Hare Intl

8h 05m1 stop Las Vegas Harry Reid Intl

8:55 pm - 7:56 pmORD Chicago O'Hare Intl-FCA Kalispell Glacier Park

24h 01m1 stop Las Vegas Harry Reid Intl

$479Multiple Airlines

Wed, Sep 23 - Wed, Sep 30

2:05 pm - 11:59 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

8h 54m1 stop Seattle/Tacoma Intl

6:00 am - 12:39 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

7h 39m1 stop Seattle/Tacoma Intl

$494Alaska Airlines

Tue, Sep 22 - Wed, Sep 23

8:21 pm - 6:20 amFCA Kalispell Glacier Park-ORD Chicago O'Hare Intl

8h 59m1 stop Seattle/Tacoma Intl

8:10 am - 10:56 pmORD Chicago O'Hare Intl-FCA Kalispell Glacier Park

15h 46m2 stops Santa Ana J. Wayne/Orange Cnty Seattle/Tacoma Intl

$534Alaska Airlines

Recent direct flight deals from Montana to O'Hare Intl

Sun, Dec 20 - Sun, Jan 3

4:15 pm - 8:27 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 12mnonstop

12:45 pm - 3:19 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 34mnonstop

$339United Airlines

Sat, Oct 17 - Sat, Oct 24

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

3h 07mnonstop

9:15 am - 11:45 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 30mnonstop

$339United Airlines

Thu, Jan 7 - Sun, Jan 10

12:50 pm - 4:58 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 08mnonstop

9:10 am - 11:48 amORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 38mnonstop

$339United Airlines

Thu, Oct 29 - Tue, Nov 3

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

$339United Airlines

Thu, Dec 24 - Tue, Dec 29

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

$347American Airlines

Thu, Oct 22 - Sun, Oct 25

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

$355American Airlines

Fri, Oct 23 - Sun, Oct 25

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

$355American Airlines

Sat, Oct 10 - Tue, Oct 13

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

$651Alaska Airlines

Tue, Dec 22 - Sun, Dec 27

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

$653Alaska Airlines

Sat, Oct 10 - Tue, Oct 13

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

$688Alaska Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$122

Best time to beat the crowds with an average 15% drop in price.

Most popular time to fly with an average 16% 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.

Merrillville

Gurnee

South Haven

Oak Brook

Tinley Park

Hammond

Saint Joseph

Des Plaines

Elk Grove Village

Hoffman Estates

Portage

South Holland

Oakbrook Terrace

Willowbrook

Lansing

Alsip

Delavan

Lisle

Northbrook

Valparaiso

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ORD

$122 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

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