$139 Cheap flights from O'Hare Intl. to Great Falls Intl. (ORD to GTF)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from O'Hare Intl. to Great Falls Intl.

Amazing ORD to GTF Flight Deals

The cheapest flights to Great Falls Intl. found within the past 7 days were $315 round trip and $139 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Mar 4 - Wed, Mar 5
ORD
Chicago
GTF
Great Falls
$315 Roundtrip, found 4 days ago
$315
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Mar 4 from Chicago to Great Falls, returning Wed, Mar 5, priced at $315 found 4 days ago
Thu, Mar 6 - Tue, Mar 11
ORD
Chicago
GTF
Great Falls
$316 Roundtrip, found 2 days ago
$316
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Mar 6 from Chicago to Great Falls, returning Tue, Mar 11, priced at $316 found 2 days ago
Tue, Jan 28 - Tue, Feb 18
ORD
Chicago
GTF
Great Falls
$323 Roundtrip, found 4 days ago
$323
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Jan 28 from Chicago to Great Falls, returning Tue, Feb 18, priced at $323 found 4 days ago
Tue, Jan 28 - Sat, Feb 15
ORD
Chicago
GTF
Great Falls
$333 Roundtrip, found 4 days ago
$333
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Jan 28 from Chicago to Great Falls, returning Sat, Feb 15, priced at $333 found 4 days ago
Fri, Jan 24 - Sat, Feb 8
ORD
Chicago
GTF
Great Falls
$342 Roundtrip, found 4 days ago
$342
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Jan 24 from Chicago to Great Falls, returning Sat, Feb 8, priced at $342 found 4 days ago
Wed, Jan 15 - Mon, Feb 3
ORD
Chicago
GTF
Great Falls
$343 Roundtrip, found 4 days ago
$343
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jan 15 from Chicago to Great Falls, returning Mon, Feb 3, priced at $343 found 4 days ago
Wed, Jan 15 - Sun, Feb 2
ORD
Chicago
GTF
Great Falls
$352 Roundtrip, found 4 days ago
$352
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jan 15 from Chicago to Great Falls, returning Sun, Feb 2, priced at $352 found 4 days ago
Sat, Jan 18 - Sat, Feb 1
ORD
Chicago
GTF
Great Falls
$353 Roundtrip, found 4 days ago
$353
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Jan 18 from Chicago to Great Falls, returning Sat, Feb 1, priced at $353 found 4 days ago
Sat, Jan 18 - Mon, Feb 3
ORD
Chicago
GTF
Great Falls
$354 Roundtrip, found 4 days ago
$354
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Jan 18 from Chicago to Great Falls, returning Mon, Feb 3, priced at $354 found 4 days ago
Sat, Mar 1 - Tue, Mar 4
ORD
Chicago
GTF
Great Falls
$359 Roundtrip, found 4 days ago
$359
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Mar 1 from Chicago to Great Falls, returning Tue, Mar 4, priced at $359 found 4 days ago

Frequently asked questions

Can I catch a flight from O'Hare Intl. Airport (ORD) to GTF right now?
Ensure you check out the Covid-19 Travel Advisor to learn if there are any current quarantine requirements and travel advice reports in effect in GTF when flying from O’Hare Airport.
Are there direct flights from O'Hare Airport to GTF?
Delta, United Airlines and Alaska Airlines will fly you to Great Falls from Chicago with one stopover. Unfortunately, there aren’t any direct flights between O’Hare Intl. Airport (ORD) and Great Falls Intl. Airport as yet.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Great Falls Intl. Airport (GTF), please visit our Customer Service Portal.
How long is the flight from O'Hare Intl. Airport (ORD) to GTF?
Flights between ORD and Great Falls Intl. Airport (GTF) take roughly 5 hours and 9 minutes in total. Make the most of that time in the air by resting, reading, watching a film or doing all three.
What is the flight distance from ORD to Great Falls Intl. Airport?
Covering 1,200 mi between O’Hare Intl. Airport (ORD) and O’Hare Intl. Airport (ORD) calls for a glass of red and some good movies. Lean back, pull a blanket over you and simply enjoy the journey.
What airlines fly from O'Hare Intl. Airport (ORD) to Great Falls Intl. Airport?
No direct flights are offered between O’Hare Intl. Airport (ORD) and GTF. Plan in advance to save time and find the best route with minimal connections.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Delta, United Airlines or Alaska Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
O'Hare Intl.
Traveling To
Great Falls Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$315

Route Info

Flight path for flights from O'Hare International Airport to Great Falls International Airport.


Origin:
ORD - O'Hare International Airport
Destination:
GTF - Great Falls International Airport
Distance:
1,214.00 miles

Airline carriers and aircraft used on flights from ORD to GTF


Airline Carrier
Aircraft
United Airlines
Boeing 737-700 (winglets) pax

Discover our best flights from Chicago ORD to Great Falls GTF. 

With 19 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Chicago ORD to Great Falls GTF at the right price  

Airfares to Great Falls GTF from Chicago ORD currently cost between $315 and $359. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Chicago ORD to Great Falls GTF 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Chicago ORD to Great Falls GTF on Travelocity starting at $139. Prices and availability subject to change. Additional terms may apply. 

 

Get to Great Falls GTF from Chicago ORD quicker with direct flights. 

Get to Great Falls faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to GTF from ORD to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Chicago ORD to Great Falls GTF

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to GTF from ORD. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Chicago ORD to Great Falls GTF today 

If you’re flexible about when you travel, March is usually the cheapest month to fly from Chicago ORD to Great Falls GTF. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Great Falls GTF from Chicago ORD 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to GTF from ORD have this option.  

 

Travel with confidence when you book flights to Great Falls GTF from Chicago ORD with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.