MSO

$136 Find Cheap Flights from Illinois to Missoula - 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 Missoula departing on 10/28. 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 Illinois to Missoula

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Missoula 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 Illinois to Missoula

Wed, Sep 9 - Sun, Sep 13
Multiple Airlines Logo
8:10 pm - 8:59 pm
STL
-
MSO
25h 49m
2 stops
Multiple Airlines Logo
9:49 pm - 11:17 am
MSO
-
STL
12h 28m
1 stop
$317Multiple Airlines
Mon, Aug 31 - Sat, Sep 5
American Airlines Logo
10:00 am - 12:48 pm
ORD
-
MSO
3h 48mnonstop
American Airlines Logo
1:18 pm - 5:59 pm
MSO
-
ORD
3h 41mnonstop
$319American Airlines
Thu, Jan 7 - Sun, Jan 10
American Airlines Logo
9:40 am - 12:35 pm
ORD
-
MSO
3h 55mnonstop
American Airlines Logo
1:45 pm - 6:22 pm
MSO
-
ORD
3h 37mnonstop
$319American Airlines
Sat, Sep 19 - Sat, Oct 3
American Airlines Logo
10:00 am - 12:56 pm
ORD
-
MSO
3h 56mnonstop
American Airlines Logo
12:45 pm - 5:25 pm
MSO
-
ORD
3h 40mnonstop
$319American Airlines
Fri, Sep 18 - Sat, Sep 26
Delta Logo
7:40 pm - 12:18 am
ORD
-
MSO
5h 38m
1 stop
Delta Logo
1:17 pm - 10:00 pm
MSO
-
ORD
7h 43m
1 stop
$339Delta
Tue, Sep 22 - Tue, Sep 29
Delta Logo
7:40 pm - 12:18 am
ORD
-
MSO
5h 38m
1 stop
Delta Logo
5:30 am - 11:55 am
MSO
-
ORD
5h 25m
1 stop
$339Delta
Mon, Aug 31 - Sat, Sep 5
United Airlines Logo
2:42 pm - 9:31 pm
ORD
-
MSO
7h 49m
1 stop
United Airlines Logo
2:40 pm - 9:30 pm
MSO
-
ORD
5h 50m
1 stop
$339United Airlines
Sat, Sep 19 - Sat, Sep 26
United Airlines Logo
2:32 pm - 9:36 pm
ORD
-
MSO
8h 04m
1 stop
United Airlines Logo
5:19 pm - 11:59 pm
MSO
-
ORD
5h 40m
1 stop
$339United Airlines
Wed, Aug 19 - Sun, Aug 23
Multiple Airlines Logo
6:45 pm - 9:02 pm
STL
-
MSO
27h 17m
1 stop
Multiple Airlines Logo
9:52 pm - 7:13 pm
MSO
-
STL
20h 21m
2 stops
$392Multiple Airlines
Wed, Aug 19 - Sun, Aug 23
Multiple Airlines Logo
6:45 pm - 9:02 pm
STL
-
MSO
27h 17m
1 stop
Multiple Airlines Logo
9:52 pm - 5:50 pm
MSO
-
STL
18h 58m
1 stop
$427Multiple Airlines
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Good to know

Low season

January

Cheapest flight

$136
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly with an average 17% increase in price.
Flight from Chicago O'Hare Airport to Missoula

FAQs for booking flights from Illinois to Missoula

  • How does KAYAK find such low prices on flights from Illinois to Missoula?

    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 Illinois to Missoula.

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

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

    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 Missoula with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Missoula?

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

Everything you need to know for your flight to Missoula

Information on the airport you'll fly into in Missoula

Missoula (MSO)