Find flights
When to book
FAQs & Tips
Direct Flights
Deals

$76 Find cheap flights from Montana to Chicago

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 5/29. 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
0 bags
Sun 6/16
Sun 6/23

Search hundreds of travel sites at once for deals on flights to Chicago

In the last 7 days travelers have searched 42,332,103 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Good to know

Low season

January

High season

July

Cheapest flight

$76
Best time to beat the crowds with an average 26% drop in price.
Most popular time to fly with an average 1% increase in price.
Flight from Missoula to Chicago O'Hare 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.

See more FAQs

Prefer to fly non-stop from Montana to Chicago?

Find which airlines fly direct from Montana to Chicago, which days they fly and book direct flights.

Nonstop departures

Montana to Chicago

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights

Nonstop returns

Chicago to Montana

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights
See more direct flights

Book cheap flights from Montana to Chicago

Recent round-trip flight deals

6/3Mon
1 stopFrontier
25h 03mMSO-MDW
6/5Wed
1 stopFrontier
9h 27mMDW-MSO
$158
5/29Wed
1 stopFrontier
9h 04mMSO-ORD
5/31Fri
1 stopFrontier
20h 07mORD-MSO
$177
6/19Wed
1 stopSun Country Air
7h 20mBZN-ORD
7/5Fri
1 stopSun Country Air
13h 32mORD-BZN
$190
7/13Sat
1 stopSun Country Air
9h 26mBZN-ORD
7/31Wed
1 stopSun Country Air
15h 48mORD-BZN
$195
8/7Wed
1 stopUnited Airlines
5h 34mMSO-ORD
8/17Sat
1 stopUnited Airlines
5h 31mORD-MSO
$216
10/19Sat
nonstopAmerican Airlines
3h 20mMSO-ORD
10/26Sat
nonstopAmerican Airlines
3h 37mORD-MSO
$229
8/7Wed
1 stopUnited Airlines
5h 34mMSO-ORD
8/18Sun
1 stopUnited Airlines
5h 31mORD-MSO
$232
7/3Wed
1 stop
6h 26mBIL-ORD
7/10Wed
1 stop
11h 47mORD-BIL
$234
9/4Wed
nonstopAmerican Airlines
3h 20mMSO-ORD
9/10Tue
nonstopAmerican Airlines
3h 37mORD-MSO
$239
6/21Fri
2 stops
22h 01mBZN-ORD
6/26Wed
1 stop
16h 02mORD-BZN
$239

Search by stops

Search by airline

Search by price

Recent one-way flight deals

5/29Wed
1 stopFrontier
9h 04mMSO-ORD
$76
5/22Wed
1 stopFrontier
9h 04mMSO-ORD
$80
6/5Wed
1 stopSun Country Air
8h 04mBZN-ORD
$88
7/17Wed
1 stopSun Country Air
5h 09mMSO-ORD
$98
8/8Thu
nonstopUnited Airlines
3h 19mMSO-ORD
$105
8/8Thu
1 stopUnited Airlines
5h 34mMSO-ORD
$114
8/8Thu
2 stopsDelta
11h 42mMSO-ORD
$119
10/21Mon
1 stopAlaska Airlines
11h 07mMSO-ORD
$130
5/23Thu
1 stopDelta
6h 20mFCA-ORD
$137
7/16Tue
1 stopAlaska Airlines
11h 29mGTF-ORD
$163

Search by stops

Search by airline

Search by price

Last minute flights from Montana to Chicago

Last minute flight, train and bus deals

5/22Wed
multi-stopUnited Airlines
6h 06mMSO-ORD
5/28Tue
nonstopUnited Airlines
3h 43mORD-MSO
$371
5/22Wed
multi-stopUnited Airlines
7h 22mMSO-ORD
5/28Tue
multi-stopUnited Airlines
7h 34mORD-MSO
$380
5/22Wed
multi-stopDelta
6h 45mMSO-MDW
5/28Tue
multi-stopDelta
5h 19mMDW-MSO
$581
5/22Wed
nonstopUnited Airlines
3h 03mBZN-ORD
5/26Sun
nonstopUnited Airlines
3h 21mORD-BZN
$651
5/22Wed
nonstopUnited Airlines
3h 03mBZN-ORD
5/26Sun
multi-stopUnited Airlines
7h 55mORD-BZN
$661
5/22Wed
multi-stopDelta
5h 56mBZN-ORD
5/26Sun
multi-stopDelta
12h 33mORD-BZN
$675
5/20Mon
multi-stop
38h 35mGTF-ORD
5/23Thu
multi-stop
16h 10mORD-GTF
$705
5/20Mon
multi-stop
11h 20mGTF-ORD
5/23Thu
multi-stop
16h 10mORD-GTF
$713
5/20Mon
multi-stopAlaska Airlines
6h 43mGTF-ORD
5/23Thu
multi-stopAlaska Airlines
18h 55mORD-GTF
$751
5/22Wed
multi-stopAlaska Airlines
12h 54mMSO-ORD
5/28Tue
multi-stopAlaska Airlines
16h 42mORD-MSO
$856

Search by stops

Search by airline

Search by price

Flights to Chicago

Return flight deals:

Chicago - Montana

Cabin classes:

$1,117
$1,364
$681
$305