$161+ 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — GTF
May 1 — May 81
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Great Falls with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Chicago to Great Falls
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Cheapest flights from Chicago to Great FallsExplore 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 April 1, 2026.
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 April 1, 2026.
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 4/287:00 am
ORD
- GTF
1 stop7h 31m
United Airlines
Sat 5/22:35 pm
GTF
- ORD
1 stop5h 48m
United Airlines
Deal found 3/30![United Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 3/29. 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.
Tue 5/268:42 am
ORD
- GTF
2 stops9h 57m
Delta
Tue 6/165:40 am
GTF
- ORD
1 stop5h 20m
Delta
Deal found 3/29![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 3/30. 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.
Tue 4/2111:19 am
ORD
- GTF
2 stops12h 10m
Delta
Sat 4/256:20 pm
GTF
- ORD
2 stops13h 17m
Delta
Deal found 3/30![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 3/30. 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.
Sat 5/22:12 pm
MDW
- GTF
2 stops9h 17m
Delta
Tue 5/55:30 am
GTF
- MDW
2 stops7h 02m
Delta
Deal found 3/30![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 3/28. 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.
Wed 4/292:35 pm
ORD
- GTF
1 stop7h 42m
United Airlines
Tue 5/52:35 pm
GTF
- ORD
1 stop7h 23m
United Airlines
Deal found 3/28![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 3/29. 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.
Wed 5/277:45 am
ORD
- GTF
1 stop5h 42m
Delta
Wed 6/171:22 pm
GTF
- ORD
1 stop7h 35m
Delta
Deal found 3/29![Delta logo]()
$343
This Delta deal was found by Cheapflights users on 3/29. 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.
Wed 5/277:45 am
ORD
- GTF
1 stop5h 42m
Delta
Tue 6/166:35 pm
GTF
- ORD
2 stops12h 30m
Delta
Deal found 3/29![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 3/29. 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.
Tue 5/268:42 am
ORD
- GTF
2 stops9h 57m
Delta
Sun 6/146:35 pm
GTF
- ORD
2 stops12h 30m
Delta
Deal found 3/29![Delta logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 4/213:22 pm
ORD
- GTF
1 stop27h 13m
Alaska Airlines
Sat 4/256:15 pm
GTF
- ORD
1 stop11h 25m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 3/29. 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.
Wed 5/277:45 am
ORD
- GTF
1 stop5h 42m
Delta
Sun 6/146:35 pm
GTF
- ORD
2 stops12h 30m
Delta
Deal found 3/29![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 4/102:35 pm
ORD
- GTF
1 stop7h 42m
United Airlines
Tue 4/142:30 pm
GTF
- ORD
1 stop5h 50m
United Airlines
Deal found 3/27![United Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 3/29. 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.
Tue 5/267:45 am
ORD
- GTF
1 stop5h 42m
Delta
Wed 6/171:22 pm
GTF
- ORD
1 stop7h 35m
Delta
Deal found 3/29![Delta logo]()
$383
Best flights from Chicago to Great FallsDiscover carefully curated flight deals from Chicago to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 1, 2026.
Discover carefully curated flight deals from Chicago to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 1, 2026.
This Delta deal was found by Cheapflights users on 3/28. 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.
Sat 5/237:45 am
ORD
- GTF
1 stop5h 42m
Delta
Sat 5/305:40 am
GTF
- ORD
1 stop5h 12m
Delta
Deal found 3/28![Delta logo]()
$318
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 4/287:00 am
ORD
- GTF
1 stop7h 31m
United Airlines
Sat 5/22:35 pm
GTF
- ORD
1 stop5h 48m
United Airlines
Deal found 3/30![United Airlines logo]()
$318
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 4/213:22 pm
ORD
- GTF
1 stop27h 13m
Alaska Airlines
Sat 4/256:15 pm
GTF
- ORD
1 stop11h 25m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 3/31. 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.
Sat 5/305:00 pm
ORD
- GTF
1 stop6h 26m
Delta
Sat 6/61:07 pm
GTF
- ORD
1 stop7h 43m
Delta
Deal found 3/31![Delta logo]()
$318
This United Airlines deal was found by Cheapflights users on 3/28. 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.
Wed 4/292:35 pm
ORD
- GTF
1 stop7h 42m
United Airlines
Tue 5/52:35 pm
GTF
- ORD
1 stop7h 23m
United Airlines
Deal found 3/28![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 3/28. 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.
Wed 4/297:35 am
ORD
- GTF
1 stop5h 52m
Delta
Tue 5/56:20 pm
GTF
- ORD
2 stops13h 20m
Delta
Deal found 3/28![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 3/27. 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.
Tue 4/211:36 pm
ORD
- GTF
2 stops9h 53m
Delta
Sat 4/256:20 pm
GTF
- ORD
2 stops13h 17m
Delta
Deal found 3/27![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 4/102:35 pm
ORD
- GTF
1 stop7h 42m
United Airlines
Tue 4/142:30 pm
GTF
- ORD
1 stop5h 50m
United Airlines
Deal found 3/27![United Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 3/30. 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.
Sat 5/22:12 pm
MDW
- GTF
2 stops9h 17m
Delta
Tue 5/55:30 am
GTF
- MDW
2 stops7h 02m
Delta
Deal found 3/30![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 3/29. 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.
Tue 5/268:42 am
ORD
- GTF
2 stops9h 57m
Delta
Sun 6/146:35 pm
GTF
- ORD
2 stops12h 30m
Delta
Deal found 3/29![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 3/31. 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.
Wed 4/157:35 am
ORD
- GTF
1 stop5h 52m
Delta
Sun 4/195:30 am
GTF
- ORD
1 stop5h 21m
Delta
Deal found 3/31![Delta logo]()
$378
This Delta deal was found by Cheapflights users on 3/27. 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.
Fri 4/108:55 am
ORD
- GTF
2 stops9h 47m
Delta
Tue 4/141:09 pm
GTF
- ORD
1 stop7h 09m
Delta
Deal found 3/27![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 3/31. 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.
Wed 4/156:00 am
MDW
- GTF
2 stops12h 40m
Delta
Sun 4/195:30 am
GTF
- MDW
2 stops7h 02m
Delta
Deal found 3/31![Delta logo]()
$494
This Delta deal was found by Cheapflights users on 3/28. 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.
Sat 5/231:22 pm
MDW
- GTF
2 stops10h 04m
Delta
Sat 5/305:40 am
GTF
- MDW
2 stops11h 53m
Delta
Deal found 3/28![Delta logo]()
$629
This Delta deal was found by Cheapflights users on 3/31. 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.
Wed 8/126:00 am
MDW
- GTF
2 stops12h 39m
Delta
Wed 8/195:30 am
GTF
- MDW
2 stops9h 57m
Delta
Deal found 3/31![Delta logo]()
$768
This Delta deal was found by Cheapflights users on 3/31. 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.
Mon 5/189:22 am
MDW
- GTF
2 stops9h 17m
Delta
Sun 5/246:19 pm
GTF
- MDW
2 stops14h 41m
Delta
Deal found 3/31![Delta logo]()
$854
This Delta deal was found by Cheapflights users on 3/31. 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.
Tue 8/46:05 am
MDW
- GTF
2 stops12h 38m
Delta
Wed 8/55:40 am
GTF
- MDW
2 stops11h 45m
Delta
Deal found 3/31![Delta logo]()
$904
This Delta deal was found by Cheapflights users on 3/28. 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.
Thu 4/3012:52 pm
MDW
- GTF
2 stops10h 37m
Delta
Sat 5/26:20 pm
GTF
- MDW
2 stops14h 36m
Delta
Deal found 3/28![Delta logo]()
$909
This Delta deal was found by Cheapflights users on 3/30. 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.
Mon 8/36:05 am
MDW
- GTF
2 stops12h 38m
Delta
Wed 8/55:40 am
GTF
- MDW
2 stops11h 45m
Delta
Deal found 3/30![Delta logo]()
$1,089
This Delta deal was found by Cheapflights users on 3/30. 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.
Thu 7/2311:05 am
MDW
- GTF
2 stops12h 33m
Delta
Mon 7/275:40 am
GTF
- MDW
2 stops9h 35m
Delta
Deal found 3/30![Delta logo]()
$1,143
Last-minute flights from Chicago to Great FallsDiscover last-minute flight deals from Chicago to Great Falls. Data last updated April 1, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Great Falls. Data last updated April 1, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/30. 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.
Tue 4/147:35 am
ORD
- GTF
1 stop5h 52m
Delta
Sat 4/181:09 pm
GTF
- ORD
1 stop7h 09m
Delta
Deal found 3/30![Delta logo]()
$378
This Delta deal was found by Cheapflights users on 3/30. 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.
Tue 4/2111:19 am
ORD
- GTF
2 stops12h 10m
Delta
Sat 4/256:20 pm
GTF
- ORD
2 stops13h 17m
Delta
Deal found 3/30![Delta logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 4/213:22 pm
ORD
- GTF
1 stop27h 13m
Alaska Airlines
Sat 4/256:15 pm
GTF
- ORD
1 stop11h 25m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$363
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 4/287:00 am
ORD
- GTF
1 stop7h 31m
United Airlines
Sat 5/22:35 pm
GTF
- ORD
1 stop5h 48m
United Airlines
Deal found 3/30![United Airlines logo]()
$318
This United Airlines deal was found by Cheapflights users on 3/28. 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.
Wed 4/292:35 pm
ORD
- GTF
1 stop7h 42m
United Airlines
Tue 5/52:35 pm
GTF
- ORD
1 stop7h 23m
United Airlines
Deal found 3/28![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 3/30. 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.
Sat 5/22:12 pm
MDW
- GTF
2 stops9h 17m
Delta
Tue 5/55:30 am
GTF
- MDW
2 stops7h 02m
Delta
Deal found 3/30![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 3/29. 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.
Tue 5/268:42 am
ORD
- GTF
2 stops9h 57m
Delta
Tue 6/165:40 am
GTF
- ORD
1 stop5h 20m
Delta
Deal found 3/29![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 3/29. 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.
Tue 5/268:42 am
ORD
- GTF
2 stops9h 57m
Delta
Sun 6/146:35 pm
GTF
- ORD
2 stops12h 30m
Delta
Deal found 3/29![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 3/29. 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.
Tue 5/267:45 am
ORD
- GTF
1 stop5h 42m
Delta
Wed 6/171:22 pm
GTF
- ORD
1 stop7h 35m
Delta
Deal found 3/29![Delta logo]()
$383
This Delta deal was found by Cheapflights users on 3/29. 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.
Wed 5/277:45 am
ORD
- GTF
1 stop5h 42m
Delta
Wed 6/171:22 pm
GTF
- ORD
1 stop7h 35m
Delta
Deal found 3/29![Delta logo]()
$343
This Delta deal was found by Cheapflights users on 3/29. 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.
Wed 5/277:45 am
ORD
- GTF
1 stop5h 42m
Delta
Tue 6/166:35 pm
GTF
- ORD
2 stops12h 30m
Delta
Deal found 3/29![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 3/29. 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.
Wed 5/277:45 am
ORD
- GTF
1 stop5h 42m
Delta
Sun 6/146:35 pm
GTF
- ORD
2 stops12h 30m
Delta
Deal found 3/29![Delta logo]()
$374
One-way flights from Chicago to Great FallsSearch for one-way flight options from Chicago to Great Falls. Find affordable one-way fares based on user searches. Data last updated April 1, 2026.
Search for one-way flight options from Chicago to Great Falls. Find affordable one-way fares based on user searches. Data last updated April 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/164:28 pm
ORD
- GTF
2 stops19h 24m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$161
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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.
Mon 4/278:48 pm
ORD
- GTF
1 stop21h 47m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$165
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 8/263:55 pm
ORD
- GTF
1 stop6h 33m
United Airlines
Deal found 3/27![United Airlines logo]()
$193
This Alaska Airlines deal was found by Cheapflights users on 3/28. 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.
Fri 4/176:00 am
ORD
- GTF
1 stop11h 26m
Alaska Airlines
Deal found 3/28![Alaska Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:20 am
MDW
- GTF
1 stop15h 21m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/231:50 pm
ORD
- GTF
2 stops20h 44m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/229:33 am
ORD
- GTF
2 stops35h 47m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:58 pm
ORD
- GTF
1 stop14h 54m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$227
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Fri 7/102:33 pm
ORD
- GTF
1 stop8h 01m
United Airlines
Deal found 3/31![United Airlines logo]()
$238
This Alaska Airlines deal was found by Cheapflights users on 3/28. 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.
Wed 6/248:05 pm
ORD
- GTF
1 stop21h 18m
Alaska Airlines
Deal found 3/28![Alaska Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/303:27 pm
MDW
- GTF
2 stops20h 25m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$278
This Delta deal was found by Cheapflights users on 3/27. 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.
Wed 8/266:00 am
MDW
- GTF
2 stops12h 39m
Delta
Deal found 3/27![Delta logo]()
$294
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 April 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $318 (United Airlines) |
One-way from | $161 (Kiwi.com) |
Popular in | January |
Cheapest in | December |
Average price | $336 |
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 April 1, 2026.
Use the filters below to find and compare flights from Chicago to Great Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Sat 5/23
7:45 am-12:27 pm
1 stop5h 42m
Great Falls
Sat 5/30
5:40 am-11:52 am
1 stop5h 12m
$318
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Tue 4/28
7:00 am-1:31 pm
1 stop7h 31m
Great Falls
Sat 5/2
2:35 pm-9:23 pm
1 stop5h 48m
$318
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Sat 5/30
5:00 pm-10:26 pm
1 stop6h 26m
Great Falls
Sat 6/6
1:07 pm-9:50 pm
1 stop7h 43m
$318
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Wed 4/29
7:35 am-12:27 pm
1 stop5h 52m
Great Falls
Tue 5/5
6:20 pm-8:40 am
2 stops13h 20m
$324
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Tue 4/21
1:36 pm-10:29 pm
2 stops9h 53m
Great Falls
Sat 4/25
6:20 pm-8:37 am
2 stops13h 17m
$329
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
Sat 5/2
2:12 pm-10:29 pm
2 stops9h 17m
Great Falls
Tue 5/5
5:30 am-1:32 pm
2 stops7h 02m
$329
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Wed 4/29
2:35 pm-9:17 pm
1 stop7h 42m
Great Falls
Tue 5/5
2:35 pm-10:58 pm
1 stop7h 23m
$334
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Tue 5/26
8:42 am-5:39 pm
2 stops9h 57m
Great Falls
Sun 6/14
6:35 pm-8:05 am
2 stops12h 30m
$354
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Tue 4/21
3:22 pm-5:35 pm
1 stop27h 13m
Great Falls
Sat 4/25
6:15 pm-6:40 am
1 stop11h 25m
$363
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Fri 4/10
2:35 pm-9:17 pm
1 stop7h 42m
Great Falls
Tue 4/14
2:30 pm-9:20 pm
1 stop5h 50m
$378
Showing 1-10 of 36 resultsSorted by cheapest first
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 FlightHub the most. FlightHub 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.
CHI-GTF
ORD-GTF
MDW-GTF
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
CHI-GTF
ORD-GTF
MDW-GTF
How much does it cost to fly round-trip from Chicago to Great Falls?
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 April 1, 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.
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.9
Comfort
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.9
Comfort
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.9
Comfort
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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.
Traveling to a place near Great Falls?
Book flights to Great Falls if you plan to visit one of these locationsShelby
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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 April 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$275 | Average$446 | FlexibilityNo cancel fee | On-time69% |