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.

$158 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 - Sat, Oct 31

6:00 am - 4:16 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

9h 16m1 stop Dallas/Fort Worth

6:00 am - 12:51 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

7h 51m1 stop Dallas/Fort Worth

$307American Airlines

Thu, Dec 3 - Sat, Dec 5

4:04 pm - 10:39 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

5h 35m1 stop Denver Intl

4:07 pm - 9:23 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

6h 16m1 stop Denver Intl

$312United Airlines

Thu, Dec 3 - Tue, Dec 8

11:16 am - 7:55 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

7h 39m1 stop Seattle/Tacoma Intl

8:00 am - 2:06 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

7h 06m1 stop Seattle/Tacoma Intl

$315Alaska Airlines

Fri, Dec 4 - Mon, Dec 7

3:00 pm - 11:59 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

7h 59m1 stop Seattle/Tacoma Intl

8:00 am - 2:06 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

7h 06m1 stop Seattle/Tacoma Intl

$315Alaska Airlines

Sat, Nov 14 - Tue, Nov 17

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

5h 04m1 stop Denver Intl

3:56 pm - 9:14 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

6h 18m1 stop Denver Intl

$321United Airlines

Sat, Oct 24 - Sat, Oct 31

6:30 am - 2:36 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

7h 06m1 stop Minneapolis St Paul

8:05 am - 8:15 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

13h 10m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul

$326Delta

Sat, Nov 14 - Tue, Nov 17

12:58 pm - 11:54 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

9h 56m2 stops Salt Lake City Atlanta Hartsfield-Jackson

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

5h 43m1 stop Salt Lake City

$326Delta

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

$335American Airlines

Mon, Oct 26 - Thu, Oct 29

7:59 pm - 5:16 amBIL Billings Logan Intl-ORD Chicago O'Hare Intl

8h 17m1 stop Las Vegas Harry Reid Intl

6:30 am - 10:29 amORD Chicago O'Hare Intl-BIL Billings Logan Intl

28h 59m2 stops Denver Intl Phoenix Sky Harbor Intl

$379Multiple Airlines

Mon, Sep 28 - Thu, Oct 1

5:22 pm - 12:23 amBIL Billings Logan Intl-ORD Chicago O'Hare Intl

30h 01m2 stops Las Vegas Harry Reid Intl Denver Intl

8:55 pm - 9:32 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

25h 37m1 stop Las Vegas Harry Reid Intl

$411Multiple Airlines

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

Sat, Sep 12 - Sat, Sep 19

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

$353Delta

Sat, Sep 12 - Mon, Sep 14

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

5h 35m1 stop Salt Lake City

5:50 pm - 11:15 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

6h 25m1 stop Minneapolis St Paul

$353Delta

Sat, Sep 12 - Mon, Sep 14

5:20 am - 4:14 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

9h 54m2 stops Salt Lake City Detroit Metropolitan Wayne County

5:50 pm - 11:15 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

6h 25m1 stop Minneapolis St Paul

$390Delta

Sat, Sep 12 - Mon, Sep 14

12:28 pm - 4:30 pmBIL Billings Logan Intl-ORD Chicago O'Hare Intl

3h 02mnonstop

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

3h 16mnonstop

$422American Airlines

Fri, Sep 11 - Sun, Sep 13

1:50 pm - 5:59 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 09mnonstop

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

3h 27mnonstop

$435American Airlines

Sat, Sep 12 - Tue, Sep 15

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

7h 15m1 stop Denver Intl

4:50 pm - 7:17 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 27mnonstop

$441United Airlines

Tue, Sep 15 - Tue, Sep 22

4:23 pm - 8:38 pmBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 15mnonstop

4:50 pm - 7:17 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 27mnonstop

$455United Airlines

Fri, Sep 11 - Thu, Sep 17

5:11 pm - 5:38 amBIL Billings Logan Intl-ORD Chicago O'Hare Intl

11h 27m1 stop Las Vegas Harry Reid Intl

3:50 pm - 4:21 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

25h 31m2 stops Orlando Las Vegas Harry Reid Intl

$627Multiple Airlines

Fri, Sep 11 - Fri, Sep 18

5:11 pm - 5:38 amBIL Billings Logan Intl-ORD Chicago O'Hare Intl

11h 27m1 stop Las Vegas Harry Reid Intl

6:30 am - 4:21 pmORD Chicago O'Hare Intl-BIL Billings Logan Intl

10h 51m2 stops Denver Intl Las Vegas Harry Reid Intl

$658Multiple Airlines

Tue, Sep 15 - Sun, Sep 20

7:00 am - 8:16 pmMSO Missoula Johnson-Bell Field-ORD Chicago O'Hare Intl

12h 16m2 stops Seattle/Tacoma Intl Boise Air Term. Gowen Fld

11:20 am - 11:01 pmORD Chicago O'Hare Intl-MSO Missoula Johnson-Bell Field

12h 41m2 stops Spokane Seattle/Tacoma Intl

$888Alaska Airlines

Recent direct flight deals from Montana to O'Hare Intl

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

$335American 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

$335American Airlines

Fri, Oct 23 - Tue, Oct 27

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

$335United Airlines

Sat, Dec 19 - Sat, Jan 9

8:14 am - 12:22 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

$335United 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

$335American Airlines

Thu, Jan 7 - Sun, Jan 10

6:42 am - 11:10 amBZN Bozeman Gallatin Field-ORD Chicago O'Hare Intl

3h 28mnonstop

6:25 pm - 8:57 pmORD Chicago O'Hare Intl-BZN Bozeman Gallatin Field

3h 32mnonstop

$335American Airlines

Wed, Nov 18 - Mon, Nov 23

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

$335United Airlines

Wed, Oct 14 - Sat, Oct 17

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

$639Alaska Airlines

Sat, Jan 2 - Tue, Jan 5

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

$651Alaska Airlines

Fri, Oct 9 - Mon, Oct 12

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

$659Alaska Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$158

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

Most popular time to fly with an average 15% increase in price.

Flight from Bozeman 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

South Holland

Portage

Oakbrook Terrace

Willowbrook

Lansing

Alsip

Delavan

Northbrook

Lisle

Valparaiso

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ORD

$158 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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