$165+ 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — GTF
May 10 — May 171
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 10, 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 10, 2026.
This Delta deal was found by Cheapflights users on 4/7. 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 6/37:45 am
ORD
- GTF
1 stop5h 42m
Delta
Wed 6/105:40 am
GTF
- ORD
1 stop5h 20m
Delta
Deal found 4/7![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 4/7. 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 6/37:45 am
ORD
- GTF
1 stop5h 42m
Delta
Mon 6/156:35 pm
GTF
- ORD
2 stops13h 03m
Delta
Deal found 4/7![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 4/7. 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 6/31:22 pm
MDW
- GTF
2 stops10h 04m
Delta
Mon 6/156:35 pm
GTF
- MDW
2 stops13h 39m
Delta
Deal found 4/7![Delta logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 6/189:59 pm
ORD
- GTF
1 stop12h 29m
Multiple Airlines
Mon 6/2210:18 am
GTF
- ORD
1 stop25h 41m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 4/7. 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 6/165:40 am
GTF
- ORD
1 stop5h 20m
Delta
Deal found 4/7![Delta logo]()
$363
This Delta deal was found by Cheapflights users on 4/9. 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 7/117:45 am
ORD
- GTF
1 stop5h 48m
Delta
Wed 7/156:25 pm
GTF
- ORD
2 stops12h 34m
Delta
Deal found 4/9![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 4/7. 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 6/32:00 pm
ORD
- GTF
2 stops9h 26m
Delta
Thu 6/111:22 pm
GTF
- ORD
1 stop7h 35m
Delta
Deal found 4/7![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 4/7. 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 6/92:07 pm
ORD
- GTF
2 stops9h 33m
Delta
Mon 6/156:35 pm
GTF
- ORD
2 stops12h 30m
Delta
Deal found 4/7![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 4/7. 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 6/91:16 pm
MDW
- GTF
2 stops10h 24m
Delta
Mon 6/156:35 pm
GTF
- MDW
2 stops13h 39m
Delta
Deal found 4/7![Delta logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 6/189:59 pm
ORD
- GTF
1 stop12h 29m
Multiple Airlines
Sun 6/219:05 pm
GTF
- ORD
2 stops18h 05m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$376
This Alaska Airlines deal was found by Cheapflights users on 4/6. 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 4/217:24 pm
ORD
- GTF
1 stop23h 11m
Alaska Airlines
Sat 4/256:15 pm
GTF
- ORD
1 stop11h 25m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 4/6. 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 4/219:50 am
ORD
- GTF
2 stops13h 39m
Delta
Sat 4/255:30 am
GTF
- ORD
1 stop5h 21m
Delta
Deal found 4/6![Delta logo]()
$384
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 10, 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 10, 2026.
This Delta deal was found by Cheapflights users on 4/7. 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 6/31:22 pm
MDW
- GTF
2 stops10h 04m
Delta
Mon 6/156:35 pm
GTF
- MDW
2 stops13h 39m
Delta
Deal found 4/7![Delta logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 6/189:59 pm
ORD
- GTF
1 stop12h 29m
Multiple Airlines
Sun 6/219:05 pm
GTF
- ORD
2 stops18h 05m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$376
This United Airlines deal was found by Cheapflights users on 4/7. 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.
Sat 6/208:40 am
ORD
- GTF
Nonstop3h 43m
United Airlines
Fri 6/262:37 pm
GTF
- ORD
1 stop7h 42m
United Airlines
Deal found 4/7![United Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 4/5. 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 4/217:35 am
ORD
- GTF
1 stop5h 52m
Delta
Sat 4/251:09 pm
GTF
- ORD
1 stop7h 09m
Delta
Deal found 4/5![Delta logo]()
$378
This Delta deal was found by Cheapflights users on 4/5. 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 6/117:45 am
ORD
- GTF
1 stop5h 55m
Delta
Mon 6/156:35 pm
GTF
- ORD
2 stops12h 30m
Delta
Deal found 4/5![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 4/7. 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 6/31:22 pm
MDW
- GTF
2 stops10h 04m
Delta
Sun 6/146:35 pm
GTF
- MDW
2 stops13h 39m
Delta
Deal found 4/7![Delta logo]()
$414
This Delta deal was found by Cheapflights users on 4/7. 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 6/49:23 am
MDW
- GTF
2 stops9h 16m
Delta
Sun 6/146:35 pm
GTF
- MDW
2 stops13h 39m
Delta
Deal found 4/7![Delta logo]()
$414
This Delta deal was found by Cheapflights users on 4/9. 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 4/307:35 am
ORD
- GTF
1 stop5h 52m
Delta
Thu 5/75:40 am
GTF
- ORD
1 stop5h 12m
Delta
Deal found 4/9![Delta logo]()
$423
This Delta deal was found by Cheapflights users on 4/7. 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 6/91:16 pm
MDW
- GTF
2 stops10h 24m
Delta
Tue 6/161:22 pm
GTF
- MDW
2 stops18h 52m
Delta
Deal found 4/7![Delta logo]()
$437
This Delta deal was found by Cheapflights users on 4/9. 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 8/17:45 am
ORD
- GTF
1 stop5h 48m
Delta
Sat 8/81:15 pm
GTF
- ORD
1 stop7h 05m
Delta
Deal found 4/9![Delta logo]()
$468
This Delta deal was found by Cheapflights users on 4/9. 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 7/88:27 am
ORD
- GTF
2 stops10h 16m
Delta
Wed 7/156:25 pm
GTF
- ORD
2 stops12h 34m
Delta
Deal found 4/9![Delta logo]()
$488
This Delta deal was found by Cheapflights users on 4/7. 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 6/51:59 pm
MDW
- GTF
2 stops9h 27m
Delta
Thu 6/111:22 pm
GTF
- MDW
2 stops18h 52m
Delta
Deal found 4/7![Delta logo]()
$501
This Delta deal was found by Cheapflights users on 4/9. 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.
Sun 7/512:27 pm
ORD
- GTF
2 stops11h 13m
Delta
Wed 7/156:25 pm
GTF
- ORD
2 stops12h 34m
Delta
Deal found 4/9![Delta logo]()
$506
This Delta deal was found by Cheapflights users on 4/7. 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 6/202:35 pm
ORD
- GTF
2 stops9h 05m
Delta
Fri 6/261:22 pm
GTF
- ORD
1 stop7h 35m
Delta
Deal found 4/7![Delta logo]()
$509
This Delta deal was found by Cheapflights users on 4/9. 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 4/241:24 pm
MDW
- GTF
2 stops10h 05m
Delta
Tue 4/285:30 am
GTF
- MDW
2 stops11h 28m
Delta
Deal found 4/9![Delta logo]()
$599
This Delta deal was found by Cheapflights users on 4/9. 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 7/89:49 am
MDW
- GTF
2 stops8h 54m
Delta
Wed 7/155:40 am
GTF
- MDW
2 stops11h 45m
Delta
Deal found 4/9![Delta logo]()
$674
This Delta deal was found by Cheapflights users on 4/9. 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 5/181:22 pm
MDW
- GTF
2 stops10h 04m
Delta
Sun 5/246:19 pm
GTF
- MDW
2 stops14h 41m
Delta
Deal found 4/9![Delta logo]()
$674
This Delta deal was found by Cheapflights users on 4/8. 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 6/249:54 am
MDW
- GTF
2 stops8h 50m
Delta
Thu 6/251:22 pm
GTF
- MDW
2 stops31h 55m
Delta
Deal found 4/8![Delta logo]()
$680
This Delta deal was found by Cheapflights users on 4/8. 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 6/209:17 am
MDW
- GTF
2 stops14h 23m
Delta
Thu 6/256:35 pm
GTF
- MDW
2 stops22h 56m
Delta
Deal found 4/8![Delta logo]()
$723
Last-minute flights from Chicago to Great FallsDiscover last-minute flight deals from Chicago to Great Falls. Data last updated April 10, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Great Falls. Data last updated April 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/8. 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 4/166:00 am
MDW
- GTF
2 stops12h 40m
Delta
Sun 4/195:30 am
GTF
- MDW
2 stops7h 02m
Delta
Deal found 4/8![Delta logo]()
$589
This Alaska Airlines deal was found by Cheapflights users on 4/6. 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 4/217:24 pm
ORD
- GTF
1 stop23h 11m
Alaska Airlines
Sat 4/256:15 pm
GTF
- ORD
1 stop11h 25m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 4/6. 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 4/219:50 am
ORD
- GTF
2 stops13h 39m
Delta
Sat 4/255:30 am
GTF
- ORD
1 stop5h 21m
Delta
Deal found 4/6![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 4/6. 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 4/2110:41 am
MDW
- GTF
2 stops12h 48m
Delta
Sat 4/255:30 am
GTF
- MDW
2 stops7h 02m
Delta
Deal found 4/6![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 4/7. 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 4/227:35 am
ORD
- GTF
1 stop5h 52m
Delta
Sun 4/261:09 pm
GTF
- ORD
1 stop7h 09m
Delta
Deal found 4/7![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 4/7. 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 4/221:24 pm
MDW
- GTF
2 stops10h 05m
Delta
Sun 4/265:30 am
GTF
- MDW
2 stops11h 28m
Delta
Deal found 4/7![Delta logo]()
$879
This Delta deal was found by Cheapflights users on 4/9. 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 4/241:36 pm
ORD
- GTF
2 stops9h 53m
Delta
Tue 4/281:09 pm
GTF
- ORD
1 stop7h 09m
Delta
Deal found 4/9![Delta logo]()
$469
This Delta deal was found by Cheapflights users on 4/9. 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 4/241:24 pm
MDW
- GTF
2 stops10h 05m
Delta
Tue 4/285:30 am
GTF
- MDW
2 stops11h 28m
Delta
Deal found 4/9![Delta logo]()
$599
This Delta deal was found by Cheapflights users on 4/6. 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 4/307:35 am
ORD
- GTF
1 stop5h 52m
Delta
Thu 5/75:40 am
GTF
- ORD
1 stop5h 12m
Delta
Deal found 4/6![Delta logo]()
$413
This Expedia deal was found by Cheapflights users on 4/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:00 am
ORD
- GTF
1 stop12h 35m
Alaska Airlines
Tue 5/126:15 pm
GTF
- ORD
1 stop11h 05m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$463
This Delta deal was found by Cheapflights users on 4/9. 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 5/181:22 pm
MDW
- GTF
2 stops10h 04m
Delta
Sun 5/246:19 pm
GTF
- MDW
2 stops14h 41m
Delta
Deal found 4/9![Delta logo]()
$674
This Delta deal was found by Cheapflights users on 4/7. 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 5/272:00 pm
ORD
- GTF
2 stops9h 26m
Delta
Tue 6/165:40 am
GTF
- ORD
1 stop5h 20m
Delta
Deal found 4/7![Delta logo]()
$344
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 10, 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 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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 5/88:48 pm
ORD
- GTF
1 stop21h 47m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 6/175:35 pm
ORD
- GTF
2 stops40h 53m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 6/1812:31 pm
ORD
- GTF
2 stops21h 57m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 6/109:48 pm
ORD
- GTF
2 stops36h 40m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Sat 6/209:48 pm
ORD
- GTF
2 stops23h 27m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 6/217:12 am
ORD
- GTF
1 stop27h 16m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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 7/108:05 pm
ORD
- GTF
1 stop21h 24m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$265
This Delta deal was found by Cheapflights users on 4/6. 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 4/307:35 am
ORD
- GTF
1 stop5h 52m
Delta
Deal found 4/6![Delta logo]()
$298
This Delta deal was found by Cheapflights users on 4/8. 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 5/82:00 pm
ORD
- GTF
2 stops9h 26m
Delta
Deal found 4/8![Delta logo]()
$304
This Delta deal was found by Cheapflights users on 4/8. 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 5/81:22 pm
MDW
- GTF
2 stops10h 04m
Delta
Deal found 4/8![Delta logo]()
$304
This Delta deal was found by Cheapflights users on 4/6. 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 8/149:20 am
MDW
- GTF
2 stops9h 19m
Delta
Deal found 4/6![Delta logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Fri 5/810:30 am
MDW
- GTF
3 stops32h 05m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$682
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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $338 (Delta) |
One-way from | $165 (Expedia) |
Popular in | January |
Cheapest in | December |
Average price | $311 |
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 10, 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
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
Wed 6/3
1:22 pm-10:26 pm
2 stops10h 04m
Great Falls
Mon 6/15
6:35 pm-9:14 am
2 stops13h 39m
$349
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Thu 6/18
9:59 pm-9:28 am
1 stop12h 29m
Great Falls
Sun 6/21
9:05 pm-4:10 pm
2 stops18h 05m
$376
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Tue 4/21
7:35 am-12:27 pm
1 stop5h 52m
Great Falls
Sat 4/25
1:09 pm-9:18 pm
1 stop7h 09m
$378
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Thu 6/11
7:45 am-12:40 pm
1 stop5h 55m
Great Falls
Mon 6/15
6:35 pm-8:05 am
2 stops12h 30m
$389
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
Wed 6/3
1:22 pm-10:26 pm
2 stops10h 04m
Great Falls
Sun 6/14
6:35 pm-9:14 am
2 stops13h 39m
$414
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
Thu 6/4
9:23 am-5:39 pm
2 stops9h 16m
Great Falls
Sun 6/14
6:35 pm-9:14 am
2 stops13h 39m
$414
Quickest round-trip
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Thu 4/30
7:35 am-12:27 pm
1 stop5h 52m
Great Falls
Thu 5/7
5:40 am-11:52 am
1 stop5h 12m
$423
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
Tue 6/9
1:16 pm-10:40 pm
2 stops10h 24m
Great Falls
Tue 6/16
1:22 pm-9:14 am
2 stops18h 52m
$437
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Sat 8/1
7:45 am-12:33 pm
1 stop5h 48m
Great Falls
Sat 8/8
1:15 pm-9:20 pm
1 stop7h 05m
$468
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Wed 7/8
8:27 am-5:43 pm
2 stops10h 16m
Great Falls
Wed 7/15
6:25 pm-7:59 am
2 stops12h 34m
$488
Showing 1-10 of 31 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
MDW-GTF
ORD-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
MDW-GTF
ORD-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 10, 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.
Overall
7.9
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
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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Other flights to Great Falls
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Check out other popular destinations found by fellow travelers in 2026
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 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$275 | Average$446 | FlexibilityNo cancel fee | On-time69% |