GTF - CHI

$225 Find Cheap Flights from Great Falls to Chicago - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$357
Typical prices: $357-$667
Alaska Airlines
Sun 2/4Sun 2/18
GTF - ORD • 1 stop
Cheapest one-way
$225
Typical prices: $265-$310
Alaska Airlines
Tue 11/13
GTF - ORD • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Great Falls and Chicago. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Top routes
GTF - ORD
Cheapest • 37% average savings
GTF - MDW
Most popular
Insights
Insights
When to travel
September
Cheapest • 37% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Salt Lake City (SLC)
Cheapest • Avg $461 (round-trip)
Denver Intl (DEN)
Shortest trip • 6h 32m (one-way)
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Insights
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Flight Deals

Cheap Flights from Great Falls to Chicago (GTF-CHI)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Great Falls to Chicago

Mon, Feb 8 - Thu, Feb 11
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 - 4:13 pmORD  Chicago O'Hare Intl-GTF Great Falls
9h 13m1 stop Seattle/Tacoma Intl
$357Alaska Airlines
Thu, Feb 4 - Thu, Feb 18
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 - 4:13 pmORD  Chicago O'Hare Intl-GTF Great Falls
9h 13m1 stop Seattle/Tacoma Intl
$357Alaska Airlines
Sat, Jan 23 - Wed, Jan 27
United Airlines Logo
2:32 pm - 11:58 pmGTF  Great Falls-ORD Chicago O'Hare Intl
8h 26m1 stop Denver Intl
United Airlines Logo
8:40 am - 1:36 pmORD  Chicago O'Hare Intl-GTF Great Falls
5h 56m1 stop Denver Intl
$368United Airlines
Sun, Dec 20 - Thu, Dec 31
Delta Logo
5:35 am - 12:59 pmGTF  Great Falls-ORD Chicago O'Hare Intl
6h 24m1 stop Salt Lake City
Delta Logo
7:10 am - 12:39 pmORD  Chicago O'Hare Intl-GTF Great Falls
6h 29m1 stop Salt Lake City
$368Delta
Sat, Jan 23 - Wed, Jan 27
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
$368Alaska Airlines
Sat, Jan 23 - Wed, Jan 27
Delta Logo
1:22 pm - 10:08 pmGTF  Great Falls-ORD Chicago O'Hare Intl
7h 46m1 stop Salt Lake City
Delta Logo
5:30 am - 5:47 pmORD  Chicago O'Hare Intl-GTF Great Falls
13h 17m2 stops Atlanta Hartsfield-Jackson Salt Lake City
$374Delta
Sat, Jan 23 - Wed, Jan 27
Delta Logo
5:30 am - 4:26 pmGTF  Great Falls-ORD Chicago O'Hare Intl
9h 56m2 stops Salt Lake City Detroit Metropolitan Wayne County
Delta Logo
12:42 pm - 10:30 pmORD  Chicago O'Hare Intl-GTF Great Falls
10h 48m2 stops Minneapolis St Paul Salt Lake City
$379Delta
Sun, Feb 7 - Thu, Feb 11
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 - 4:13 pmORD  Chicago O'Hare Intl-GTF Great Falls
9h 13m1 stop Seattle/Tacoma Intl
$386Alaska Airlines
Tue, Nov 10 - Sat, Nov 14
United Airlines Logo
6:30 am - 1:15 pmGTF  Great Falls-ORD Chicago O'Hare Intl
5h 45m1 stop Denver Intl
United Airlines Logo
4:20 pm - 9:38 pmORD  Chicago O'Hare Intl-GTF Great Falls
6h 18m1 stop Denver Intl
$438United Airlines
Wed, Nov 25 - Thu, Dec 3
United Airlines Logo
2:45 pm - 9:30 pmGTF  Great Falls-ORD Chicago O'Hare Intl
5h 45m1 stop Denver Intl
United Airlines Logo
7:00 am - 1:49 pmORD  Chicago O'Hare Intl-GTF Great Falls
7h 49m1 stop Denver Intl
$513United Airlines
Booking Insights

Price, demand and travel trends for Great Falls to Chicago flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Great Falls to Chicago?

Round-trip flights from Great Falls to Chicago typically range from $357 to $667. The lowest price found in the past 5 days was $357, on Alaska Airlines.

What is the cheapest Great Falls to Chicago flight route?

Great Falls (GTF) to Chicago O'Hare Intl Airport (ORD) is the cheapest Great Falls to Chicago route, averaging $513 round-trip. Other Great Falls to Chicago routes average $1,123, based on KAYAK data over the past 12 months.

What’s the cheapest month to fly from Great Falls to Chicago?

•September is the cheapest month to fly from Great Falls to Chicago at $328 round-trip.
•December ($638) and July ($633) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 94% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Great Falls to Chicago flights

Low season

December

Cheapest flight

$225
Beat the crowds with an average 66% drop in travelers.
The most popular month to fly with an average 71% increase in travelers.
One-way flight from Great Falls to Chicago O'Hare Intl Airport

When to book flights from Great Falls to Chicago

Are your dates flexible? Find out the best times to travel from Great Falls to Chicago based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Great Falls to Chicago flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Great Falls to Chicago?

    Two cabin classes are available on flights from Great Falls to Chicago:

    • Economy Class
    • First Class

  • How long is a flight from Great Falls to Chicago?

    A nonstop flight from Great Falls to Chicago takes 00m, covering 1,223 miles.

  • Do I need a passport to fly from Great Falls to Chicago?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Great Falls to Chicago flight?

    Round-trip flights from Great Falls to Chicago range from $357 to $667, with an average of $519 over the past 12 months. Anything below $357 counts as a good deal.

  • How much can I save by taking a layover when flying from Great Falls to Chicago?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $461 round-trip via Salt Lake City (SLC), compared to $628 for nonstop.

  • Have flight prices from Great Falls to Chicago changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $357 to $3,051. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Great Falls to Chicago looking right now?

    One-way fares from Great Falls to Chicago are currently higher than usual. Average one-way flight prices are about $404, which is 40% above the typical average for this route.

  • What car rental options are available in Chicago?

    Since Chicago is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Chicago O'Hare Intl Airport (ORD) — daily rates averaging $64:

    • Routes Car & Truck Rentals
    • Europcar
    • Hertz
    • Ace
    • Dollar

    Near Chicago Midway Airport (MDW) — daily rates averaging $84:

    • Hertz
    • Dollar
    • Budget
    • Alamo
    • Rent-A-Wreck

    Near Chicago Greater Rockford Airport (RFD) — daily rates averaging $81:

    • Alamo
    • Enterprise Rent-A-Car
    • Budget
    • Avis
    • National

  • Which airports can I use when flying from Great Falls to Chicago?

    Flights from Great Falls to Chicago usually depart from Great Falls (GTF) and may arrive at several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD).

  • Which airports do connecting flights from Great Falls to Chicago pass through?

    One-stop flights from Great Falls to Chicago most commonly connect through:

    • Salt Lake City (SLC) - 57% of one-stop connections
    • Denver Intl (DEN) - 38% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 5% of one-stop connections

  • Can I save money by using flexible dates for flights from Great Falls to Chicago?

    Yes. Flexible dates can save you up to 48% on flights from Great Falls to Chicago. Friday is the cheapest departure day at $374 round-trip on average, while Monday is the most expensive at $707, a difference of $333.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Great Falls to Chicago?

    Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 6h 21m, compared with 6h 32m via Denver Intl (DEN) and 15h 26m via Seattle/Tacoma Intl (SEA).

  • What is the time difference between Great Falls and Chicago?

    Chicago is 1 hour ahead of Great Falls (Central Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Chicago?

    Some of the most popular sights in Chicago are Magnificent Mile, Grant Park and Soldier Field. These are among the most viewed places in Chicago on KAYAK.

  • Which airlines include bags at no extra cost on Great Falls to Chicago flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • United Airlines: a cabin bag and a checked bag in First Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Great Falls to Chicago flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Monday. On this route, Friday flights average $374, about $333 less than Monday fares (47% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Great Falls to Chicago trip for September. Fares historically average $328 round-trip in that month - typically $310 less than the most expensive month, which is December (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Salt Lake City Airport (SLC) can be cheaper than flying direct. The cheapest layover option averages $461 round-trip on this route - about $167 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Chicago Midway Airport.

    • DoubleTree by Hilton Chicago Midway Airport
    • Holiday Inn Chicago - Midway Airport S by IHG
    • Skylark Motel Chicago Midway Airport

More options for your flight from Great Falls to Chicago

Complete your trip to Chicago with a hotel stay or car rental

Car rentals in Chicago
Hotels in Chicago
Vacations in Chicago