$169 Cheap Delta flights from Chicago to Great Falls (ORD to GTF)

Find The Best Day To Fly from Chicago to Great Falls

Amazing Delta ORD to GTF Flight Deals

The cheapest flights to Great Falls Intl. found within the past 7 days were $312 round trip and $169 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Aug 26 - Tue, Sep 23
ORD
Chicago
GTF
Great Falls
$312 Roundtrip, found 6 days ago
$312
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Aug 26 from Chicago to Great Falls, returning Tue, Sep 23, priced at $312 found 6 days ago
Sun, Aug 31 - Tue, Sep 23
ORD
Chicago
GTF
Great Falls
$332 Roundtrip, found 6 days ago
$332
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, Aug 31 from Chicago to Great Falls, returning Tue, Sep 23, priced at $332 found 6 days ago
Tue, Aug 26 - Mon, Sep 22
ORD
Chicago
GTF
Great Falls
$349 Roundtrip, found 6 days ago
$349
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Aug 26 from Chicago to Great Falls, returning Mon, Sep 22, priced at $349 found 6 days ago
Fri, Aug 29 - Tue, Sep 23
ORD
Chicago
GTF
Great Falls
$368 Roundtrip, found 6 days ago
$368
Roundtrip
found 6 days ago
Select Delta flight, departing Fri, Aug 29 from Chicago to Great Falls, returning Tue, Sep 23, priced at $368 found 6 days ago
Fri, Aug 29 - Sat, Sep 20
ORD
Chicago
GTF
Great Falls
$374 Roundtrip, found 6 days ago
$374
Roundtrip
found 6 days ago
Select Delta flight, departing Fri, Aug 29 from Chicago to Great Falls, returning Sat, Sep 20, priced at $374 found 6 days ago
Tue, Aug 26 - Sat, Sep 13
ORD
Chicago
GTF
Great Falls
$381 Roundtrip, found 6 days ago
$381
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Aug 26 from Chicago to Great Falls, returning Sat, Sep 13, priced at $381 found 6 days ago

Frequently asked questions

Can I catch a flight from O'Hare Airport to GTF right now?
It's always prudent to know about any travel advice reports and quarantine requirements in effect in your destination city. Make sure you visit our Covid-19 Travel Advisor for up-to-date information on flying to Great Falls Intl. Airport from O'Hare Airport.
What terminal is Delta Air Lines at ORD?
You should find out which terminal Delta Air Lines departs from at O'Hare Airport when you receive your ticket. The same can be said for information regarding your arrival at Great Falls Intl. Airport (GTF). If you can't locate those details, ask your airline.
Are there Delta Air Lines non-stop flights from ORD to GTF?
If you're looking at flights with Delta Air Lines from O'Hare Intl. Airport (ORD) to GTF, you'll have to make at least one stopover. While you're waiting for your connection, use the time to grab a quick bite or go for a wander.
How long is a Delta Air Lines flight from ORD to GTF?
Depending on no delays and good weather, your Delta Air Lines flight from ORD to GTF should take an average of 5 hours and 19 minutes. You'll have enough time to enjoy a drink or two, get some shut-eye and review your travel program before you disembark.
How many direct and indirect flights does Delta Air Lines fly from ORD to GTF?
Delta Air Lines currently offers about 2 flights each day from O'Hare Airport to Great Falls Intl. Airport (GTF).
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.
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.

Discover our best Delta flight from Chicago ORD to Great Falls GTF 

To find the best deals on flights to Chicago from Great Falls with Delta, just enter your travel dates, filter by Delta, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Chicago ORD to Great Falls GTF with Delta 

If you’re planning a round trip, booking return flights with Delta is usually the most cost-effective option. With airfares ranging from $312 to $381, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

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

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Delta flight from Chicago to Great Falls costs from $169. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Great Falls GTF from  Chicago ORD with Delta 

To find a cheap Delta flight from Chicago ORD to Great Falls GTF, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on Delta flights from Chicago ORD to Great Falls GTF 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as August, or if you book a flight with a stopover. 

 

Find nonstop flights from Chicago ORD to Great Falls GTF with Delta 

If you’re keen to be on Great Falls soil fast, don’t waste time with a stopover—filter your search results to show direct Delta flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for Delta flights from Chicago ORD to Great Falls GTF 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Great Falls GTF from  Chicago ORD with Delta on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

Delta Airports
Hop on a(n) Delta flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ATLUSAHartsfield-Jackson Atlanta Intl.252
DTWUSADetroit Metropolitan Wayne County156
MSPUSAMinneapolis - St. Paul Intl.131
SLCUSASalt Lake City Intl.116
SEAUSASeattle - Tacoma Intl.57
LAXUSALos Angeles Intl.41
AMSNLDSchiphol31
YYCCANCalgary Intl.26
YYZCANPearson Intl.24
JFKUSAJohn F. Kennedy Intl.23

Travelers ❤️ these 🏨 after their flight to Great Falls

Heritage Inn

Heritage Inn

2.5 out of 5
1700 Fox Farm Road, Great Falls, MT
This smoke-free hotel features a casino, a nightclub, and a restaurant. Traveling on business? Take advantage of the business center, free WiFi in public areas, ...
8/10 Very Good! (1,806 reviews)
"Its very nice"

Reviewed on Aug 21, 2025

Heritage Inn
Crystal Inn Hotel & Suites Great Falls

Crystal Inn Hotel & Suites Great Falls

2.5 out of 5
3701 31st St SW, Great Falls, MT
This hotel features an indoor pool and a gym. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public areas, and free airport ...
9/10 Wonderful! (1,001 reviews)
"Clean throughout the hotel, friendly and helpful staff."

Reviewed on Aug 21, 2025

Crystal Inn Hotel & Suites Great Falls
Holiday Inn Express Hotel & Suites Great Falls by IHG

Holiday Inn Express Hotel & Suites Great Falls by IHG

2.5 out of 5
1625 Market Place Dr, Great Falls, MT
This hotel features an indoor pool and a 24-hour gym. Traveling on business? Take advantage of the business center and free WiFi in public areas. Enjoy the hot ...
7.8/10 Good! (380 reviews)
"Nice hotel, just be aware the pool slide is only open Fri-sun at specific times."

Reviewed on Aug 18, 2025

Holiday Inn Express Hotel & Suites Great Falls by IHG
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*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.