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Cheap flights from Great Falls to Chicago from $306

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Great Falls to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:30 am - 12:12 pmGTF  Great Falls-ORD Chicago O'Hare Intl
5h 42m1 stop Salt Lake City
Delta Logo
7:15 am - 12:42 pmORD  Chicago O'Hare Intl-GTF Great Falls
6h 27m1 stop Salt Lake City
$378Delta
Wed, Jan 6 - Thu, Jan 21
Delta Logo
1:22 pm - 10:08 pmGTF  Great Falls-ORD Chicago O'Hare Intl
7h 46m1 stop Salt Lake City
Delta Logo
7:15 am - 12:42 pmORD  Chicago O'Hare Intl-GTF Great Falls
6h 27m1 stop Salt Lake City
$378Delta
Tue, Jan 5 - Sat, Jan 23
United Airlines Logo
6:25 am - 1:11 pmGTF  Great Falls-ORD Chicago O'Hare Intl
5h 46m1 stop Denver Intl
United Airlines Logo
2:28 pm - 9:42 pmORD  Chicago O'Hare Intl-GTF Great Falls
8h 14m1 stop Denver Intl
$378United Airlines
Wed, Feb 3 - Sat, Feb 6
United Airlines Logo
2:47 pm - 9:34 pmGTF  Great Falls-ORD Chicago O'Hare Intl
5h 47m1 stop Denver Intl
United Airlines Logo
7:00 am - 1:49 pmORD  Chicago O'Hare Intl-GTF Great Falls
7h 49m1 stop Denver Intl
$378United Airlines
Fri, Dec 4 - Sun, Dec 13
Alaska Airlines Logo
4:08 pm - 11:59 pmGTF  Great Falls-ORD Chicago O'Hare Intl
6h 51m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
8:00 am - 3:28 pmORD  Chicago O'Hare Intl-GTF Great Falls
8h 28m1 stop Seattle/Tacoma Intl
$378Alaska Airlines
Wed, Feb 3 - Sat, Feb 6
Alaska Airlines Logo
4:08 pm - 11:59 pmGTF  Great Falls-ORD Chicago O'Hare Intl
6h 51m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
8:00 am - 3:28 pmORD  Chicago O'Hare Intl-GTF Great Falls
8h 28m1 stop Seattle/Tacoma Intl
$378Alaska Airlines
Tue, Jan 5 - Wed, Jan 20
Delta Logo
1:22 pm - 10:08 pmGTF  Great Falls-ORD Chicago O'Hare Intl
7h 46m1 stop Salt Lake City
Delta Logo
4:00 pm - 10:30 pmORD  Chicago O'Hare Intl-GTF Great Falls
7h 30m1 stop Salt Lake City
$378Delta
Wed, Jan 6 - Tue, Jan 19
Alaska Airlines Logo
4:08 pm - 11:59 pmGTF  Great Falls-ORD Chicago O'Hare Intl
6h 51m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
8:00 am - 3:28 pmORD  Chicago O'Hare Intl-GTF Great Falls
8h 28m1 stop Seattle/Tacoma Intl
$378Alaska Airlines
Tue, Jan 5 - Wed, Jan 20
Delta Logo
1:22 pm - 10:08 pmGTF  Great Falls-ORD Chicago O'Hare Intl
7h 46m1 stop Salt Lake City
Delta Logo
7:15 am - 12:42 pmORD  Chicago O'Hare Intl-GTF Great Falls
6h 27m1 stop Salt Lake City
$378Delta
Tue, Jan 5 - Fri, Jan 22
United Airlines Logo
2:37 pm - 10:42 pmGTF  Great Falls-ORD Chicago O'Hare Intl
7h 05m1 stop Denver Intl
United Airlines Logo
7:00 am - 1:36 pmORD  Chicago O'Hare Intl-GTF Great Falls
7h 36m1 stop Denver Intl
$399United Airlines
Sat, Dec 26 - Wed, Jan 13

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United Airlines flights from Great Falls to Chicago

Our best United Airlines deals on Great Falls to Chicago flight tickets
United Airlines
Dec 26
GTF2:37 pmGreat Falls
7h 05m
1 stop
ORD10:42 pmChicago O'Hare Intl
Jan 14
ORD7:00 amChicago O'Hare Intl
7h 36m
1 stop
GTF1:36 pmGreat Falls
$399
United Airlines
Nov 19
GTF2:45 pmGreat Falls
7h 01m
1 stop
ORD10:46 pmChicago O'Hare Intl
Nov 23
ORD4:20 pmChicago O'Hare Intl
6h 18m
1 stop
GTF9:38 pmGreat Falls
$438
United Airlines
Nov 20
GTF2:45 pmGreat Falls
7h 01m
1 stop
ORD10:46 pmChicago O'Hare Intl
Nov 22
ORD7:00 amChicago O'Hare Intl
7h 49m
1 stop
GTF1:49 pmGreat Falls
$483

Delta flights from Great Falls to Chicago

Our best Delta deals on Great Falls to Chicago flight tickets
Delta
Jan 5
GTF1:22 pmGreat Falls
7h 46m
1 stop
ORD10:08 pmChicago O'Hare Intl
Jan 23
ORD7:15 amChicago O'Hare Intl
6h 27m
1 stop
GTF12:42 pmGreat Falls
$378
Delta
Jan 5
GTF1:22 pmGreat Falls
7h 46m
1 stop
ORD10:08 pmChicago O'Hare Intl
Jan 20
ORD1:54 pmChicago O'Hare Intl
9h 36m
2 stops
GTF10:30 pmGreat Falls
$384
Delta
Jan 7
GTF6:27 pmGreat Falls
13h 13m
2 stops
ORD8:40 amChicago O'Hare Intl
Jan 23
ORD12:42 pmChicago O'Hare Intl
11h 02m
2 stops
GTF10:44 pmGreat Falls
$389

momondo Fare Finder

 
Use the filters below to find and compare flights from Great Falls to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Great FallsChicago

GTF Great Falls - ORD Chicago O'Hare Intl

GTFORD

Great Falls

Wed 1/6

5:30 am-12:12 pm

1 stop5h 42m

Chicago O'Hare Intl

Thu 1/21

7:15 am-12:42 pm

1 stop6h 27m

$378

Great FallsChicago

GTF Great Falls - ORD Chicago O'Hare Intl

GTFORD

Great Falls

Tue 1/5

1:22 pm-10:08 pm

1 stop7h 46m

Chicago O'Hare Intl

Sat 1/23

7:15 am-12:42 pm

1 stop6h 27m

$378

Great FallsChicago

GTF Great Falls - ORD Chicago O'Hare Intl

GTFORD

Great Falls

Wed 2/3

6:25 am-1:11 pm

1 stop5h 46m

Chicago O'Hare Intl

Sat 2/6

2:28 pm-9:42 pm

1 stop8h 14m

$378

Great FallsChicago

GTF Great Falls - ORD Chicago O'Hare Intl

GTFORD

Great Falls

Fri 12/4

2:47 pm-9:34 pm

1 stop5h 47m

Chicago O'Hare Intl

Sun 12/13

7:00 am-1:49 pm

1 stop7h 49m

$378

Great FallsChicago

GTF Great Falls - ORD Chicago O'Hare Intl

GTFORD

Great Falls

Wed 2/3

4:08 pm-11:59 pm

1 stop6h 51m

Chicago O'Hare Intl

Sat 2/6

8:00 am-3:28 pm

1 stop8h 28m

$378

Great FallsChicago

GTF Great Falls - ORD Chicago O'Hare Intl

GTFORD

Great Falls

Tue 1/5

4:08 pm-11:59 pm

1 stop6h 51m

Chicago O'Hare Intl

Wed 1/20

8:00 am-3:28 pm

1 stop8h 28m

$378

Great FallsChicago

GTF Great Falls - ORD Chicago O'Hare Intl

GTFORD

Great Falls

Wed 1/6

1:22 pm-10:08 pm

1 stop7h 46m

Chicago O'Hare Intl

Tue 1/19

4:00 pm-10:30 pm

1 stop7h 30m

$378

Great FallsChicago

GTF Great Falls - ORD Chicago O'Hare Intl

GTFORD

Great Falls

Tue 1/5

4:08 pm-11:59 pm

1 stop6h 51m

Chicago O'Hare Intl

Wed 1/20

8:00 am-3:28 pm

1 stop8h 28m

$378

Great FallsChicago

GTF Great Falls - ORD Chicago O'Hare Intl

GTFORD

Great Falls

Tue 1/5

1:22 pm-10:08 pm

1 stop7h 46m

Chicago O'Hare Intl

Fri 1/22

7:15 am-12:42 pm

1 stop6h 27m

$378

Great FallsChicago

GTF Great Falls - ORD Chicago O'Hare Intl

GTFORD

Great Falls

Sat 12/26

2:37 pm-10:42 pm

1 stop7h 05m

Chicago O'Hare Intl

Wed 1/13

7:00 am-1:36 pm

1 stop7h 36m

$399

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Great Falls to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chicago?

The month of January is, on average, the cheapest month to fly to Chicago from Great Falls, with most prices found around $0. If you’re not able to fly to Chicago in January, then September is your next best option. Flight prices from Great Falls to Chicago during September average around $328.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Saturday when prices can be found for as low as $576. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Great Falls to Chicago for around $603.

What is the cheapest Great Falls to Chicago flight route?

Fly from Great Falls to Chicago O'Hare Intl for the best Great Falls - Chicago flight prices

What cabin class options are available on Great Falls to Chicago flights?

There are 3 cabin classes available to choose from on Great Falls to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Great Falls to Chicago flights?

You could potentially save up to 75% on your flight if you consider stops on a Great Falls to Chicago flight.

When to book flights from Great Falls to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Great Falls to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Great Falls to Chicago (GTF to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Great Falls to Chicago

Best Price Found

$306

Fastest flight time

5h 45m

Direct flights

None
The best one-way flight to Chicago from Great Falls in the past 72 hours is $306. The best round-trip flight deal from Great Falls to Chicago found on momondo in the last 72 hours is $378.
The fastest flight from Great Falls to Chicago takes 5h 45m
There are no direct flights from Great Falls to Chicago. Popular non-direct route for this connection is Great Falls Airport - Chicago O'Hare Intl Airport.
Search flight deals

Frequently asked questions about flying from Great Falls to Chicago

  • How far is Great Falls to Chicago by plane?

    A flight from Great Falls to Chicago will travel around 1219.6 mi. In terms of flight time, this usually takes a little over 5h 45m.

  • When did momondo last update prices for flights from Great Falls Airport to Chicago?

    Prices for flights from Great Falls Airport to Chicago were last updated today.

  • How many operators does momondo search for flights from Great Falls Airport to Chicago?

  • How old do you have to be to fly from Great Falls Airport to Chicago?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Great Falls Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Great Falls to Chicago?

  • What is the most popular airline from Great Falls to Chicago?

Best airlines flying from Great Falls to Chicago

Compare and see reviews for airlines that fly from Great Falls to Chicago with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $300Free CancellationRating
7.3
10,469 reviews
Search United Airlines flights
DeltaPriceFrom $328Free CancellationRating
7.8
8,698 reviews
Search Delta flights

Traveling to a place near Chicago?

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

Why use momondo?

Why should I use momondo to find a flight deal from Great Falls to Chicago?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Great Falls to Chicago. momondo saves you time and could save you money on your trip.

Can I find flights from Great Falls to Chicago with flexible booking policies on momondo?

Flights from Great Falls to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Great Falls to Chicago?

Once you have performed a search for Great Falls to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Great Falls to Chicago right now. Can momondo alert me if prices change?

Price alerts on flights to Chicago from Great Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport