$143 Find Cheap Flights from Montana to Chicago - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Chicago departing on 8/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Montana to Chicago

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Montana to Chicago that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Montana to Chicago

Wed, Aug 12 - Sat, Aug 15
Delta Logo
5:20 am - 11:59 am
BIL
-
ORD
5h 39m
1 stop
Delta Logo
4:45 pm - 10:53 pm
ORD
-
BIL
7h 08m
1 stop
$271Delta
Tue, Aug 11 - Wed, Aug 19
Delta Logo
5:20 am - 11:59 am
BIL
-
ORD
5h 39m
1 stop
Delta Logo
1:59 pm - 11:30 pm
ORD
-
BIL
10h 31m
2 stops
$276Delta
Fri, Jul 31 - Sun, Aug 2
American Airlines Logo
5:03 pm - 9:30 pm
BZN
-
ORD
3h 27mnonstop
American Airlines Logo
1:49 pm - 4:13 pm
ORD
-
BZN
3h 24mnonstop
$283American Airlines
Wed, Jul 29 - Tue, Aug 4
American Airlines Logo
5:03 pm - 9:30 pm
BZN
-
ORD
3h 27mnonstop
American Airlines Logo
1:49 pm - 4:13 pm
ORD
-
BZN
3h 24mnonstop
$285American Airlines
Fri, Sep 25 - Sun, Sep 27
Southwest Logo
12:20 pm - 4:15 pm
BZN
-
MDW
2h 55mnonstop
Southwest Logo
10:25 am - 12:35 pm
MDW
-
BZN
3h 10mnonstop
$285Southwest
Thu, Oct 1 - Sat, Oct 3
United Airlines Logo
2:37 pm - 10:46 pm
BZN
-
ORD
7h 09m
1 stop
United Airlines Logo
9:15 am - 11:45 am
ORD
-
BZN
3h 30mnonstop
$291United Airlines
Thu, Aug 27 - Sat, Aug 29
United Airlines Logo
2:29 pm - 10:45 pm
BIL
-
ORD
7h 16m
1 stop
United Airlines Logo
8:40 am - 11:02 am
ORD
-
BIL
3h 22mnonstop
$292United Airlines
Fri, Sep 25 - Sun, Sep 27
Southwest Logo
3:30 pm - 10:00 pm
BZN
-
MDW
5h 30m
1 stop
Southwest Logo
10:25 am - 12:35 pm
MDW
-
BZN
3h 10mnonstop
$295Southwest
Thu, Aug 6 - Wed, Aug 12
Multiple Airlines Logo
10:24 am - 5:37 am
MSO
-
ORD
18h 13m
1 stop
Multiple Airlines Logo
7:15 am - 9:34 am
ORD
-
MSO
27h 19m
1 stop
$324Multiple Airlines
Mon, Aug 3 - Thu, Aug 6
Multiple Airlines Logo
10:19 am - 5:37 am
GTF
-
ORD
18h 18m
1 stop
Multiple Airlines Logo
7:29 am - 9:29 am
ORD
-
GTF
27h 00m
1 stop
$390Multiple Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$143
Best time to beat the crowds with an average 23% drop in price.
Most popular time to fly with an average 29% increase in price.
Flight from Bozeman to Chicago Midway Airport

FAQs for booking flights from Montana to Chicago

  • 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.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Saint Joseph
Hammond
Portage
Lansing
Valparaiso
Schererville
Munster
Chesterton
Porter
Monticello
Saint John
Griffith

Everything you need to know for your flight to Chicago

Cabin class types available on flights to Montana

Cabin classes available on flights to Chicago. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Chicagofrom $659
Business Class flights to Chicagofrom $995
Premium Economy Class flights to Chicagofrom $1,137
Economy Class flights to Chicagofrom $285