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Great Falls

$113+ Cheap flights from Chicago (CHI) to Great Falls (GTF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — GTF
feb. 22 — mar. 11
dom. 2/22
dom. 3/1
1 adult, Economy
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Cheap flight deals from Chicago to Great Falls

Cheapest flights from Chicago to Great Falls
Explore the most affordable flight options available from Chicago to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 23, 2026.

This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/17:20 am
ORD
-
GTF
1 stop6h 04m
Delta
mié. 4/85:30 am
GTF
-
ORD
1 stop5h 44m
Delta
Deal found 1/22$226
This Alaska Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/318:00 am
ORD
-
GTF
1 stop9h 26m
Alaska Airlines
mar. 4/75:06 pm
GTF
-
ORD
1 stop12h 33m
Alaska Airlines
Deal found 1/20$254
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/186:15 am
ORD
-
GTF
2 stops12h 18m
Delta
mié. 2/251:15 pm
GTF
-
ORD
1 stop7h 37m
Delta
Deal found 1/20$281
This Alaska Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/206:00 am
ORD
-
GTF
1 stop11h 26m
Alaska Airlines
lun. 3/235:06 pm
GTF
-
ORD
1 stop12h 33m
Alaska Airlines
Deal found 1/20$301
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/316:15 am
ORD
-
GTF
2 stops12h 27m
Delta
mar. 4/75:30 am
GTF
-
ORD
1 stop5h 44m
Delta
Deal found 1/20$302
This Alaska Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/253:54 pm
ORD
-
GTF
1 stop25h 23m
Alaska Airlines
dom. 3/14:57 pm
GTF
-
ORD
1 stop18h 04m
Alaska Airlines
Deal found 1/20$306
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/31:58 pm
ORD
-
GTF
2 stops9h 32m
Delta
vie. 2/61:12 pm
GTF
-
ORD
1 stop7h 40m
Delta
Deal found 1/20$324
This United Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/202:02 pm
ORD
-
GTF
1 stop8h 31m
United Airlines
mar. 2/242:25 pm
GTF
-
ORD
1 stop8h 34m
United Airlines
Deal found 1/21$343
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/201:26 pm
MDW
-
GTF
2 stops10h 03m
Delta
mar. 2/245:20 am
GTF
-
MDW
2 stops11h 17m
Delta
Deal found 1/21$559
This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/151:00 pm
MDW
-
GTF
2 stops10h 44m
Delta
mié. 8/195:30 am
GTF
-
MDW
2 stops12h 01m
Delta
Deal found 1/22$729
This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/291:00 pm
MDW
-
GTF
2 stops10h 44m
Delta
mar. 6/25:30 am
GTF
-
MDW
2 stops12h 01m
Delta
Deal found 1/22$789
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/2111:06 am
MDW
-
GTF
2 stops12h 23m
Delta
mar. 2/245:20 am
GTF
-
MDW
2 stops11h 17m
Delta
Deal found 1/21$829

Find flight deals from Chicago to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Great Falls (GTF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$226
(Delta)

One-way from

$113
(Delta)

Popular in

January

Cheapest in

December

Average price

$1,809
Provider with most accurate pricing for Chicago (CHI)-Great Falls flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Great Falls flights.
Search Deals
From Chicago (CHI) to Great Falls
Search Deals
One-way flight from Chicago (CHI) to Great Falls
Search Deals
Highest demand for flights based on searches. 36% potential increase in price ($282 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 32% potential price decrease ($120 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Great Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 23, 2026.
Use the filters below to find and compare flights from Chicago to Great Falls that are best for you.

Fly from

Chicago

Fly to

Great Falls

Route

Depart

Return

Price

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

mié. 4/1

7:20 am-12:24 pm

1 stop6h 04m

Great Falls

mié. 4/8

5:30 am-12:14 pm

1 stop5h 44m

$226

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

mar. 3/31

8:00 am-4:26 pm

1 stop9h 26m

Great Falls

mar. 4/7

5:06 pm-6:39 am

1 stop12h 33m

$254

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

mié. 2/18

6:15 am-5:33 pm

2 stops12h 18m

Great Falls

mié. 2/25

1:15 pm-9:52 pm

1 stop7h 37m

$281

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

vie. 3/20

6:00 am-4:26 pm

1 stop11h 26m

Great Falls

lun. 3/23

5:06 pm-6:39 am

1 stop12h 33m

$301

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

mar. 3/31

6:15 am-5:42 pm

2 stops12h 27m

Great Falls

mar. 4/7

5:30 am-12:14 pm

1 stop5h 44m

$302

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

mié. 2/25

3:54 pm-4:17 pm

1 stop25h 23m

Great Falls

dom. 3/1

4:57 pm-12:01 pm

1 stop18h 04m

$306

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

vie. 2/20

2:02 pm-9:33 pm

1 stop8h 31m

Great Falls

mar. 2/24

2:25 pm-11:59 pm

1 stop8h 34m

$343

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

sáb. 2/21

2:02 pm-9:33 pm

1 stop8h 31m

Great Falls

mar. 2/24

2:25 pm-10:52 pm

1 stop7h 27m

$343

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

vie. 2/6

1:55 pm-9:53 pm

1 stop8h 58m

Great Falls

mar. 2/10

2:29 pm-9:15 pm

1 stop5h 46m

$350

ChicagoGreat Falls

MDW - GTF

MDWGTF

Chicago Midway

vie. 2/20

1:26 pm-10:29 pm

2 stops10h 03m

Great Falls

mar. 2/24

5:20 am-5:37 pm

2 stops11h 17m

$559

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 25 results
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Compare providers for flights from Chicago to Great Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Great Falls in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Great Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Great Falls flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Great Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Great Falls
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Great Falls

Get insights into the airlines that provide service to Great Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Great Falls. Reviews last updated enero 23, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Chicago to Great Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,095 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,095 reviews
Delta
7.9
Good
8,095 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,194 reviews
Delta
7.9
Good
8,095 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Great Falls from Chicago?

    If you book a flight to Great Falls from Chicago, you will be flying to Great Falls, which is the city’s only airport. Great Falls (GTF) is located 3.5 mi from the center of Great Falls. There are 0 flights from Chicago to Great Falls per day from 1 airline.

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

    Departing from Chicago to Great Falls will take you 6h 04m. Chicago and Great Falls are separated by a distance of 1207 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Chicago to Great Falls round-trip?

    Flying on United Airlines is currently your cheapest option to Great Falls, with prices starting at $328. United Airlines is currently priced 33% below the average price you’ll pay for this route.

  • Can I find deals for flights from Chicago to Great Falls that include hotel bookings?

    Yes. In addition to deals on Chicago to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Great Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Great Falls.

  • Can I find deals for business class flights from Chicago to Great Falls?

    Yes. Cheapflights offers flight deals from Chicago to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Great Falls?

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Top airline flying from Chicago to Great Falls

Discover the top airline that operate flights from Chicago to Great Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$328Average$507FlexibilityNo cancel feeOn-time69%

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