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$70 Find cheap flights from Montana to Chicago O'Hare Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to O'Hare Intl departing on 8/24. 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
sáb. 7/6
sáb. 7/13

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In the last 7 days travelers have searched 43,995,393 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$70
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 12% increase in price.
Flight from Missoula to Chicago O'Hare Airport

FAQs for booking Montana to Chicago O'Hare Airport flights

  • 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.

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Prefer to fly non-stop from Montana to Chicago O'Hare Airport?

Find which airlines fly direct from Montana to O'Hare Intl, which days they fly and book direct flights.

Nonstop departures

Montana to Chicago O'Hare Intl

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights

Nonstop returns

Chicago O'Hare Intl to Montana

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights
See more direct flights

Book cheap flights from Montana to Chicago

Recent round-trip flight deals

7/13sáb.
1 stopSun Country Air
9h 26mBZN-ORD
7/31mié.
1 stopSun Country Air
15h 48mORD-BZN
$195
8/17sáb.
1 stop
7h 47mMSO-ORD
8/19lun.
1 stop
6h 45mORD-MSO
$199
8/22jue.
2 stopsDelta
12h 15mGTF-ORD
8/26lun.
2 stopsDelta
10h 02mORD-GTF
$216
8/22jue.
1 stopDelta
7h 44mGTF-ORD
8/26lun.
2 stopsDelta
10h 02mORD-GTF
$217
8/22jue.
1 stopUnited Airlines
7h 32mGTF-ORD
8/26lun.
1 stopUnited Airlines
6h 08mORD-GTF
$218
10/31jue.
1 stopAlaska Airlines
8h 13mMSO-ORD
11/7jue.
1 stopAlaska Airlines
8h 30mORD-MSO
$248
10/30mié.
1 stopAlaska Airlines
20h 23mMSO-ORD
11/8vie.
1 stopAlaska Airlines
8h 30mORD-MSO
$271
7/31mié.
1 stopUnited Airlines
5h 34mMSO-ORD
8/6mar.
nonstopUnited Airlines
3h 42mORD-MSO
$273
8/14mié.
nonstopAmerican Airlines
3h 16mMSO-ORD
8/21mié.
1 stopAmerican Airlines
8h 57mORD-MSO
$276
9/9lun.
nonstopAmerican Airlines
3h 24mMSO-ORD
9/14sáb.
nonstopAmerican Airlines
3h 38mORD-MSO
$279

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Recent one-way flight deals

8/24sáb.
1 stopFrontier
7h 47mMSO-ORD
$70
7/17mié.
1 stopSun Country Air
5h 09mMSO-ORD
$98
7/5vie.
1 stopDelta
5h 58mGTF-ORD
$134
10/22mar.
1 stopAlaska Airlines
6h 56mBZN-ORD
$154
7/10mié.
1 stopAlaska Airlines
6h 35mBZN-ORD
$157
6/30dom.
1 stop
15h 47mBIL-ORD
$157
8/13mar.
1 stopDelta
4h 57mBZN-ORD
$160
6/17lun.
1 stopAmerican Airlines
7h 15mFCA-ORD
$174
6/15sáb.
2 stops
19h 56mBZN-ORD
$174
8/20mar.
nonstopAmerican Airlines
3h 00mBZN-ORD
$176

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Last minute flights from Montana to O'Hare Intl

Last minute flight, train and bus deals

6/7vie.
nonstopAmerican Airlines
3h 27mFCA-ORD
6/10lun.
nonstopAmerican Airlines
3h 49mORD-FCA
$337
6/7vie.
nonstopAmerican Airlines
3h 27mFCA-ORD
6/10lun.
multi-stopAmerican Airlines
7h 22mORD-FCA
$347
6/7vie.
multi-stopAmerican Airlines
7h 18mFCA-ORD
6/10lun.
multi-stopAmerican Airlines
7h 22mORD-FCA
$356
6/7vie.
multi-stopDelta
6h 28mFCA-ORD
6/10lun.
multi-stopDelta
12h 49mORD-FCA
$361
6/7vie.
multi-stopUnited Airlines
18h 07mBIL-ORD
6/8sáb.
multi-stopUnited Airlines
7h 38mORD-BIL
$413
6/10lun.
multi-stopAlaska Airlines
9h 39mBZN-ORD
6/22sáb.
multi-stopAlaska Airlines
7h 09mORD-BZN
$500
6/10lun.
multi-stopAlaska Airlines
9h 39mBZN-ORD
6/17lun.
multi-stopAlaska Airlines
7h 09mORD-BZN
$510
6/8sáb.
nonstopUnited Airlines
3h 14mGTF-ORD
6/8sáb.
multi-stopUnited Airlines
26h 05mORD-GTF
$537
6/10lun.
multi-stopAlaska Airlines
9h 39mBZN-ORD
6/16dom.
multi-stopAlaska Airlines
7h 09mORD-BZN
$540
6/10lun.
multi-stopDelta
10h 33mBZN-ORD
6/20jue.
multi-stopDelta
5h 47mORD-BZN
$545

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Flights to Chicago O'Hare Airport

Destination:

Chicago O'Hare Airport (ORD)United States

Return flight deals:

Chicago O'Hare Airport - Montana

Cabin classes:

$880
$1,308
$1,104
$315

Browse origins:

$447
Flights from Helena to Chicago O'Hare Intl Airport
$316
Flights from Kalispell to Chicago O'Hare Intl Airport
$194
Flights from Missoula to Chicago O'Hare Intl Airport
$228
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