$163+ 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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — GTF
mai 18 — mai 251
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
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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 abril 18, 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 abril 18, 2026.
This Delta deal was found by Cheapflights users on 4/14. 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.
ter 8/45:15 am
ORD
- GTF
2 stops13h 28m
Delta
qua 8/126:20 pm
GTF
- ORD
2 stops14h 44m
Delta
Deal found 4/14![Delta logo]()
$219
This Delta deal was found by Cheapflights users on 4/16. 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 5/237:00 am
ORD
- GTF
2 stops11h 39m
Delta
sáb 5/301:07 pm
GTF
- ORD
1 stop7h 43m
Delta
Deal found 4/16![Delta logo]()
$268
This Delta deal was found by Cheapflights users on 4/14. 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.
seg 7/67:01 am
ORD
- GTF
2 stops11h 43m
Delta
ter 7/141:15 pm
GTF
- ORD
1 stop7h 33m
Delta
Deal found 4/14![Delta logo]()
$294
This Delta deal was found by Cheapflights users on 4/14. 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.
ter 7/288:27 am
ORD
- GTF
2 stops10h 16m
Delta
qua 8/56:25 pm
GTF
- ORD
2 stops12h 34m
Delta
Deal found 4/14![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 4/14. 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.
ter 7/141:49 pm
MDW
- GTF
2 stops9h 49m
Delta
qua 7/225:40 am
GTF
- MDW
2 stops11h 38m
Delta
Deal found 4/14![Delta logo]()
$299
This Expedia deal was found by Cheapflights users on 4/17. 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.
dom 5/246:00 am
ORD
- GTF
1 stop13h 12m
Alaska Airlines
sáb 5/306:52 pm
GTF
- ORD
1 stop10h 28m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$307
This Expedia deal was found by Cheapflights users on 4/13. 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.
sáb 9/126:00 am
ORD
- GTF
1 stop11h 39m
Alaska Airlines
seg 9/145:19 pm
GTF
- ORD
1 stop12h 03m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 4/14. 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.
qua 7/87:45 am
ORD
- GTF
1 stop5h 48m
Delta
ter 7/141:15 pm
GTF
- ORD
1 stop7h 33m
Delta
Deal found 4/14![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 4/16. 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.
sex 7/103:55 pm
ORD
- GTF
2 stops7h 43m
Delta
qui 7/165:40 am
GTF
- ORD
2 stops11h 49m
Delta
Deal found 4/16![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 4/16. 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.
seg 7/278:52 am
ORD
- GTF
2 stops9h 51m
Delta
ter 8/41:15 pm
GTF
- ORD
1 stop7h 33m
Delta
Deal found 4/16![Delta logo]()
$333
This United Airlines deal was found by Cheapflights users on 4/13. 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.
sáb 9/126:00 am
ORD
- GTF
1 stop8h 32m
United Airlines
seg 9/142:31 pm
GTF
- ORD
1 stop7h 10m
United Airlines
Deal found 4/13![United Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 4/13. 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.
qua 4/297:35 am
ORD
- GTF
1 stop5h 52m
Delta
qua 5/61:09 pm
GTF
- ORD
1 stop7h 36m
Delta
Deal found 4/13![Delta logo]()
$348
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 abril 18, 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 abril 18, 2026.
This Delta deal was found by Cheapflights users on 4/14. 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.
ter 7/141:49 pm
MDW
- GTF
2 stops9h 49m
Delta
qua 7/225:40 am
GTF
- MDW
2 stops11h 38m
Delta
Deal found 4/14![Delta logo]()
$299
This Expedia deal was found by Cheapflights users on 4/17. 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.
dom 5/246:00 am
ORD
- GTF
1 stop13h 12m
Alaska Airlines
sáb 5/306:52 pm
GTF
- ORD
1 stop10h 28m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$307
This United Airlines deal was found by Cheapflights users on 4/13. 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.
sáb 9/126:00 am
ORD
- GTF
1 stop8h 32m
United Airlines
seg 9/142:31 pm
GTF
- ORD
1 stop7h 10m
United Airlines
Deal found 4/13![United Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 4/14. 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 8/16:05 am
MDW
- GTF
2 stops12h 38m
Delta
sex 8/76:25 pm
GTF
- MDW
2 stops13h 43m
Delta
Deal found 4/14![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 4/16. 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.
sáb 5/238:40 am
ORD
- GTF
Nonstop3h 43m
United Airlines
sáb 5/302:37 pm
GTF
- ORD
1 stop6h 02m
United Airlines
Deal found 4/16![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 4/13. 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 9/129:30 am
ORD
- GTF
2 stops9h 09m
Delta
seg 9/141:10 pm
GTF
- ORD
1 stop7h 48m
Delta
Deal found 4/13![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 4/15. 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 8/17:01 am
ORD
- GTF
2 stops11h 42m
Delta
sáb 8/81:15 pm
GTF
- ORD
1 stop7h 05m
Delta
Deal found 4/15![Delta logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 4/18. 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.
seg 5/186:00 am
ORD
- GTF
1 stop13h 12m
Alaska Airlines
dom 5/246:52 pm
GTF
- ORD
1 stop10h 28m
Alaska Airlines
Deal found 4/18![Alaska Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 4/18. 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.
qua 7/82:33 pm
ORD
- GTF
1 stop8h 01m
United Airlines
sáb 7/112:37 pm
GTF
- ORD
1 stop6h 02m
United Airlines
Deal found 4/18![United Airlines logo]()
$481
This Delta deal was found by Cheapflights users on 4/14. 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.
sex 5/17:35 am
ORD
- GTF
1 stop5h 52m
Delta
seg 5/46:20 pm
GTF
- ORD
2 stops13h 20m
Delta
Deal found 4/14![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 4/14. 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.
seg 7/67:01 am
ORD
- GTF
2 stops11h 43m
Delta
seg 7/136:25 pm
GTF
- ORD
2 stops12h 34m
Delta
Deal found 4/14![Delta logo]()
$459
This Delta deal was found by Cheapflights users on 4/18. 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.
qua 7/81:49 pm
MDW
- GTF
2 stops9h 49m
Delta
sáb 7/116:25 pm
GTF
- MDW
2 stops14h 38m
Delta
Deal found 4/18![Delta logo]()
$464
This Delta deal was found by Cheapflights users on 4/16. 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.
seg 8/39:20 am
MDW
- GTF
2 stops14h 18m
Delta
seg 8/106:20 pm
GTF
- MDW
2 stops13h 18m
Delta
Deal found 4/16![Delta logo]()
$585
This Delta deal was found by Cheapflights users on 4/17. 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.
dom 5/241:22 pm
MDW
- GTF
2 stops10h 04m
Delta
sáb 5/305:40 am
GTF
- MDW
2 stops11h 53m
Delta
Deal found 4/17![Delta logo]()
$599
This Delta deal was found by Cheapflights users on 4/16. 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 5/211:18 am
MDW
- GTF
2 stops12h 11m
Delta
qua 5/65:30 am
GTF
- MDW
2 stops7h 02m
Delta
Deal found 4/16![Delta logo]()
$604
This Delta deal was found by Cheapflights users on 4/14. 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.
qua 4/291:24 pm
MDW
- GTF
2 stops10h 05m
Delta
qui 5/75:40 am
GTF
- MDW
2 stops11h 16m
Delta
Deal found 4/14![Delta logo]()
$629
This Delta deal was found by Cheapflights users on 4/14. 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.
qua 4/291:24 pm
MDW
- GTF
2 stops10h 05m
Delta
qua 5/65:30 am
GTF
- MDW
2 stops11h 28m
Delta
Deal found 4/14![Delta logo]()
$629
This Delta deal was found by Cheapflights users on 4/14. 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.
seg 5/181:22 pm
MDW
- GTF
2 stops10h 04m
Delta
dom 5/246:19 pm
GTF
- MDW
2 stops14h 41m
Delta
Deal found 4/14![Delta logo]()
$864
Last-minute flights from Chicago to Great FallsDiscover last-minute flight deals from Chicago to Great Falls. Data last updated abril 18, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Great Falls. Data last updated abril 18, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/13. 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.
qua 4/297:35 am
ORD
- GTF
1 stop5h 52m
Delta
qua 5/61:09 pm
GTF
- ORD
1 stop7h 36m
Delta
Deal found 4/13![Delta logo]()
$348
This Delta deal was found by Cheapflights users on 4/14. 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.
qua 4/291:24 pm
MDW
- GTF
2 stops10h 05m
Delta
qua 5/65:30 am
GTF
- MDW
2 stops11h 28m
Delta
Deal found 4/14![Delta logo]()
$629
This Kiwi.com deal was found by Cheapflights users on 4/15. 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.
qui 4/308:58 pm
ORD
- GTF
1 stop14h 54m
Multiple Airlines
seg 5/411:42 am
GTF
- ORD
2 stops34h 19m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 4/16. 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.
sáb 5/27:00 am
ORD
- GTF
1 stop7h 34m
United Airlines
qua 5/62:35 pm
GTF
- ORD
1 stop7h 23m
United Airlines
Deal found 4/16![United Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 4/16. 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 5/21:29 pm
ORD
- GTF
2 stops10h 00m
Delta
qua 5/61:09 pm
GTF
- ORD
1 stop7h 36m
Delta
Deal found 4/16![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 4/14. 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 5/23:53 pm
ORD
- GTF
2 stops7h 36m
Delta
seg 5/46:20 pm
GTF
- ORD
2 stops13h 20m
Delta
Deal found 4/14![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 4/16. 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 5/211:18 am
MDW
- GTF
2 stops12h 11m
Delta
qua 5/65:30 am
GTF
- MDW
2 stops7h 02m
Delta
Deal found 4/16![Delta logo]()
$604
This Delta deal was found by Cheapflights users on 4/16. 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 5/237:00 am
ORD
- GTF
2 stops11h 39m
Delta
sáb 5/301:07 pm
GTF
- ORD
1 stop7h 43m
Delta
Deal found 4/16![Delta logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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.
sáb 5/235:52 pm
ORD
- GTF
1 stop25h 20m
Alaska Airlines
sáb 5/306:52 pm
GTF
- ORD
1 stop10h 28m
Alaska Airlines
Deal found 4/16![Alaska Airlines logo]()
$363
This United Airlines deal was found by Cheapflights users on 4/16. 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.
sáb 5/238:40 am
ORD
- GTF
Nonstop3h 43m
United Airlines
sáb 5/3012:30 pm
GTF
- ORD
Nonstop3h 16m
United Airlines
Deal found 4/16![United Airlines logo]()
$390
This Expedia deal was found by Cheapflights users on 4/17. 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.
dom 5/246:00 am
ORD
- GTF
1 stop13h 12m
Alaska Airlines
sáb 5/306:52 pm
GTF
- ORD
1 stop10h 28m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 4/17. 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.
dom 5/241:22 pm
MDW
- GTF
2 stops10h 04m
Delta
sáb 5/305:40 am
GTF
- MDW
2 stops11h 53m
Delta
Deal found 4/17![Delta logo]()
$599
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 abril 18, 2026.
Search for one-way flight options from Chicago to Great Falls. Find affordable one-way fares based on user searches. Data last updated abril 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
qui 6/187:12 am
ORD
- GTF
1 stop27h 16m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
qui 6/117:12 am
ORD
- GTF
1 stop27h 16m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 4/15. 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.
qui 5/1410:22 am
ORD
- GTF
2 stops25h 30m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$196
This Alaska Airlines deal was found by Cheapflights users on 4/15. 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.
qui 5/1410:00 am
ORD
- GTF
1 stop9h 12m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
qua 7/89:48 pm
ORD
- GTF
2 stops36h 46m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
qua 7/225:30 pm
ORD
- GTF
2 stops41h 04m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$229
This Alaska Airlines deal was found by Cheapflights users on 4/13. 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.
sex 7/108:05 pm
ORD
- GTF
1 stop21h 24m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$265
This Expedia deal was found by Cheapflights users on 4/16. 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.
sex 6/198:05 pm
ORD
- GTF
1 stop21h 24m
Alaska Airlines
Deal found 4/16![Alaska Airlines logo]()
$266
This United Airlines deal was found by Cheapflights users on 4/16. 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.
qua 7/159:00 am
ORD
- GTF
Nonstop3h 46m
United Airlines
Deal found 4/16![United Airlines logo]()
$279
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 abril 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $219 (Delta) |
One-way from | $163 (Kiwi.com) |
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 abril 18, 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
ter 7/14
1:49 pm-10:38 pm
2 stops9h 49m
Great Falls
qua 7/22
5:40 am-6:18 pm
2 stops11h 38m
$299
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
dom 5/24
6:00 am-6:12 pm
1 stop13h 12m
Great Falls
sáb 5/30
6:52 pm-6:20 am
1 stop10h 28m
$307
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
sáb 9/12
6:00 am-1:32 pm
1 stop8h 32m
Great Falls
seg 9/14
2:31 pm-10:41 pm
1 stop7h 10m
$335
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
sáb 8/1
6:05 am-5:43 pm
2 stops12h 38m
Great Falls
sex 8/7
6:25 pm-9:08 am
2 stops13h 43m
$379
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
sáb 9/12
9:30 am-5:39 pm
2 stops9h 09m
Great Falls
seg 9/14
1:10 pm-9:58 pm
1 stop7h 48m
$379
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
sáb 8/1
7:01 am-5:43 pm
2 stops11h 42m
Great Falls
sáb 8/8
1:15 pm-9:20 pm
1 stop7h 05m
$389
Quickest round-trip
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
sáb 5/23
8:40 am-11:23 am
Nonstop3h 43m
Great Falls
sáb 5/30
2:37 pm-9:39 pm
1 stop6h 02m
$399
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
sex 5/1
7:35 am-12:27 pm
1 stop5h 52m
Great Falls
seg 5/4
6:20 pm-8:40 am
2 stops13h 20m
$419
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
seg 7/6
7:01 am-5:44 pm
2 stops11h 43m
Great Falls
seg 7/13
6:25 pm-7:59 am
2 stops12h 34m
$459
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
qua 7/8
1:49 pm-10:38 pm
2 stops9h 49m
Great Falls
sáb 7/11
6:25 pm-10:03 am
2 stops14h 38m
$464
Showing 1-10 of 24 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
What is the cheapest month to book a flight from Chicago to Great Falls?
Currently, July is the cheapest month in which you can book a flight from Chicago to Great Falls (average of $118). Flying from Chicago to Great Falls in March is currently the most expensive (average of $438). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
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 abril 18, 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.
Comfort
7.9
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.9
Entertainment
7.8
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 abril 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$275 | Average$446 | FlexibilityNo cancel fee | On-time69% |