$216+ Cheap flights from Chicago (CHI) to Great Falls (GTF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — GTF
Apr 20 — Apr 271
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Great Falls with Cheapflights
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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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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 March 21, 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 March 21, 2026.
This Delta deal was found by Cheapflights users on 3/19. 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
Wed 5/61:09 pm
GTF
- ORD
1 stop7h 36m
Delta
Deal found 3/19![Delta logo]()
$216
This Delta deal was found by Cheapflights users on 3/19. 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 4/257:35 am
ORD
- GTF
1 stop5h 52m
Delta
Sat 5/25:30 am
GTF
- ORD
1 stop5h 21m
Delta
Deal found 3/19![Delta logo]()
$292
This United Airlines deal was found by Cheapflights users on 3/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/242:35 pm
ORD
- GTF
1 stop7h 42m
United Airlines
Sun 4/262:30 pm
GTF
- ORD
1 stop7h 58m
United Airlines
Deal found 3/17![United Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 3/18. 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.
Fri 5/85:30 am
ORD
- GTF
2 stops13h 09m
Delta
Sun 5/101:07 pm
GTF
- ORD
1 stop7h 43m
Delta
Deal found 3/18![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 3/16. 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.
Sat 9/197:10 am
ORD
- GTF
2 stops11h 29m
Delta
Sat 9/265:30 am
GTF
- ORD
2 stops10h 18m
Delta
Deal found 3/16![Delta logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 3/18. 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.
Fri 5/88:48 pm
ORD
- GTF
1 stop21h 47m
Alaska Airlines
Sun 5/106:15 pm
GTF
- ORD
1 stop11h 25m
Alaska Airlines
Deal found 3/18![Alaska Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 3/16. 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.
Thu 8/137:15 am
ORD
- GTF
1 stop6h 08m
Delta
Tue 8/186:20 pm
GTF
- ORD
2 stops13h 14m
Delta
Deal found 3/16![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 3/16. 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.
Thu 8/136:00 am
ORD
- GTF
1 stop8h 32m
United Airlines
Tue 8/182:31 pm
GTF
- ORD
1 stop5h 41m
United Airlines
Deal found 3/16![United Airlines logo]()
$372
This United Airlines deal was found by Cheapflights users on 3/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/22:05 pm
ORD
- GTF
1 stop8h 12m
United Airlines
Mon 4/62:30 pm
GTF
- ORD
1 stop7h 24m
United Airlines
Deal found 3/17![United Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 3/17. 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.
Sat 8/17:15 am
ORD
- GTF
1 stop6h 08m
Delta
Sat 8/86:20 pm
GTF
- ORD
2 stops12h 06m
Delta
Deal found 3/17![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 3/19. 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 4/39:35 am
MDW
- GTF
2 stops9h 07m
Delta
Tue 4/75:30 am
GTF
- MDW
2 stops11h 24m
Delta
Deal found 3/19![Delta logo]()
$392
This Delta deal was found by Cheapflights users on 3/16. 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.
Fri 5/291:22 pm
MDW
- GTF
2 stops10h 04m
Delta
Tue 6/25:40 am
GTF
- MDW
2 stops11h 53m
Delta
Deal found 3/16![Delta logo]()
$394
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 March 21, 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 March 21, 2026.
This Delta deal was found by Cheapflights users on 3/18. 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.
Fri 5/85:30 am
ORD
- GTF
2 stops13h 09m
Delta
Sun 5/101:07 pm
GTF
- ORD
1 stop7h 43m
Delta
Deal found 3/18![Delta logo]()
$324
This United Airlines deal was found by Cheapflights users on 3/17. 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 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 stop8h 22m
United Airlines
Deal found 3/17![United Airlines logo]()
$398
This Delta deal was found by Cheapflights users on 3/16. 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.
Thu 8/137:15 am
ORD
- GTF
1 stop6h 08m
Delta
Tue 8/186:20 pm
GTF
- ORD
2 stops13h 14m
Delta
Deal found 3/16![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 3/17. 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.
Sat 8/17:15 am
ORD
- GTF
1 stop6h 08m
Delta
Sat 8/86:20 pm
GTF
- ORD
2 stops12h 06m
Delta
Deal found 3/17![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 3/16. 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.
Fri 5/291:22 pm
MDW
- GTF
2 stops10h 04m
Delta
Tue 6/25:40 am
GTF
- MDW
2 stops11h 53m
Delta
Deal found 3/16![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 3/17. 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.
Thu 5/219:23 am
MDW
- GTF
2 stops9h 16m
Delta
Tue 5/265:40 am
GTF
- MDW
2 stops11h 53m
Delta
Deal found 3/17![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 3/19. 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 4/2812:52 pm
MDW
- GTF
2 stops10h 37m
Delta
Tue 5/55:30 am
GTF
- MDW
2 stops7h 02m
Delta
Deal found 3/19![Delta logo]()
$453
This Delta deal was found by Cheapflights users on 3/16. 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.
Fri 5/291:22 pm
MDW
- GTF
2 stops10h 04m
Delta
Mon 6/15:40 am
GTF
- MDW
2 stops11h 53m
Delta
Deal found 3/16![Delta logo]()
$534
This Delta deal was found by Cheapflights users on 3/17. 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.
Wed 4/11:10 pm
MDW
- GTF
2 stops10h 20m
Delta
Sun 4/56:22 pm
GTF
- MDW
2 stops14h 34m
Delta
Deal found 3/17![Delta logo]()
$554
This Delta deal was found by Cheapflights users on 3/17. 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.
Mon 5/186:23 am
MDW
- GTF
2 stops12h 16m
Delta
Sun 5/245:40 am
GTF
- MDW
2 stops11h 53m
Delta
Deal found 3/17![Delta logo]()
$589
This Delta deal was found by Cheapflights users on 3/18. 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.
Fri 5/86:23 am
MDW
- GTF
2 stops12h 16m
Delta
Sun 5/105:40 am
GTF
- MDW
2 stops11h 53m
Delta
Deal found 3/18![Delta logo]()
$633
This Delta deal was found by Cheapflights users on 3/20. 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 7/189:20 am
MDW
- GTF
2 stops9h 19m
Delta
Fri 7/246:20 pm
GTF
- MDW
2 stops13h 22m
Delta
Deal found 3/20![Delta logo]()
$749
This Delta deal was found by Cheapflights users on 3/20. 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 4/41:10 pm
MDW
- GTF
2 stops10h 20m
Delta
Wed 4/85:30 am
GTF
- MDW
2 stops11h 24m
Delta
Deal found 3/20![Delta logo]()
$829
Last-minute flights from Chicago to Great FallsDiscover last-minute flight deals from Chicago to Great Falls. Data last updated March 21, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Great Falls. Data last updated March 21, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/17. 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.
Wed 4/11:10 pm
MDW
- GTF
2 stops10h 20m
Delta
Sun 4/56:22 pm
GTF
- MDW
2 stops14h 34m
Delta
Deal found 3/17![Delta logo]()
$554
This United Airlines deal was found by Cheapflights users on 3/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/22:05 pm
ORD
- GTF
1 stop8h 12m
United Airlines
Mon 4/62:30 pm
GTF
- ORD
1 stop7h 24m
United Airlines
Deal found 3/17![United Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 3/19. 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 4/39:35 am
MDW
- GTF
2 stops9h 07m
Delta
Tue 4/75:30 am
GTF
- MDW
2 stops11h 24m
Delta
Deal found 3/19![Delta logo]()
$392
This United Airlines deal was found by Cheapflights users on 3/19. 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 4/34:10 pm
ORD
- GTF
1 stop6h 07m
United Airlines
Tue 4/72:30 pm
GTF
- ORD
1 stop5h 50m
United Airlines
Deal found 3/19![United Airlines logo]()
$468
This Delta deal was found by Cheapflights users on 3/20. 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 4/41:10 pm
MDW
- GTF
2 stops10h 20m
Delta
Wed 4/85:30 am
GTF
- MDW
2 stops11h 24m
Delta
Deal found 3/20![Delta logo]()
$829
This United Airlines deal was found by Cheapflights users on 3/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/242:35 pm
ORD
- GTF
1 stop7h 42m
United Airlines
Sun 4/262:30 pm
GTF
- ORD
1 stop7h 58m
United Airlines
Deal found 3/17![United Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 3/19. 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 4/257:35 am
ORD
- GTF
1 stop5h 52m
Delta
Sat 5/25:30 am
GTF
- ORD
1 stop5h 21m
Delta
Deal found 3/19![Delta logo]()
$292
This United Airlines deal was found by Cheapflights users on 3/16. 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.
Tue 4/282:05 pm
ORD
- GTF
1 stop8h 12m
United Airlines
Sat 5/22:35 pm
GTF
- ORD
1 stop7h 23m
United Airlines
Deal found 3/16![United Airlines logo]()
$398
This Delta deal was found by Cheapflights users on 3/19. 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 4/2811:19 am
ORD
- GTF
2 stops12h 10m
Delta
Tue 5/56:20 pm
GTF
- ORD
2 stops13h 20m
Delta
Deal found 3/19![Delta logo]()
$413
This Delta deal was found by Cheapflights users on 3/19. 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 4/2812:52 pm
MDW
- GTF
2 stops10h 37m
Delta
Tue 5/55:30 am
GTF
- MDW
2 stops7h 02m
Delta
Deal found 3/19![Delta logo]()
$453
This Delta deal was found by Cheapflights users on 3/19. 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
Wed 5/61:09 pm
GTF
- ORD
1 stop7h 36m
Delta
Deal found 3/19![Delta logo]()
$216
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 4/293:52 pm
ORD
- GTF
2 stops26h 43m
Alaska Airlines
Wed 5/66:15 pm
GTF
- ORD
1 stop11h 25m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$445
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 March 21, 2026.
Search for one-way flight options from Chicago to Great Falls. Find affordable one-way fares based on user searches. Data last updated March 21, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:00 am
ORD
- GTF
1 stop9h 26m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:10 pm
ORD
- GTF
2 stops41h 42m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$232
This Delta deal was found by Cheapflights users on 3/16. 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.
Tue 8/47:15 am
ORD
- GTF
1 stop6h 08m
Delta
Deal found 3/16![Delta logo]()
$272
This United Airlines deal was found by Cheapflights users on 3/17. 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 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 3/17![United Airlines logo]()
$278
This United Airlines deal was found by Cheapflights users on 3/16. 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.
Sat 5/238:40 am
ORD
- GTF
Nonstop3h 43m
United Airlines
Deal found 3/16![United Airlines logo]()
$279
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 7/106:39 pm
ORD
- GTF
1 stop22h 44m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$280
This Alaska Airlines deal was found by Cheapflights users on 3/16. 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.
Fri 5/295:44 pm
ORD
- GTF
1 stop25h 28m
Alaska Airlines
Deal found 3/16![Alaska Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 3/16. 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.
Sat 5/237:00 am
ORD
- GTF
2 stops11h 39m
Delta
Deal found 3/16![Delta logo]()
$294
This Delta deal was found by Cheapflights users on 3/17. 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.
Wed 4/86:00 am
MDW
- GTF
2 stops12h 42m
Delta
Deal found 3/17![Delta logo]()
$294
This Delta deal was found by Cheapflights users on 3/16. 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.
Tue 8/46:00 am
MDW
- GTF
2 stops12h 39m
Delta
Deal found 3/16![Delta logo]()
$298
This Delta deal was found by Cheapflights users on 3/16. 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.
Fri 5/299:22 am
MDW
- GTF
2 stops9h 17m
Delta
Deal found 3/16![Delta logo]()
$304
This Delta deal was found by Cheapflights users on 3/16. 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.
Mon 8/36:00 am
MDW
- GTF
2 stops12h 39m
Delta
Deal found 3/16![Delta logo]()
$520
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 March 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $216 (Delta) |
Popular in | January |
Cheapest in | December |
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 March 21, 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
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Fri 5/8
5:30 am-5:39 pm
2 stops13h 09m
Great Falls
Sun 5/10
1:07 pm-9:50 pm
1 stop7h 43m
$324
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Thu 8/13
7:15 am-12:23 pm
1 stop6h 08m
Great Falls
Tue 8/18
6:20 pm-8:34 am
2 stops13h 14m
$349
ChicagoGreat Falls
ORD - GTF
ORDGTF
Chicago O'Hare Intl
Sat 8/1
7:15 am-12:23 pm
1 stop6h 08m
Great Falls
Sat 8/8
6:20 pm-7:26 am
2 stops12h 06m
$389
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
Fri 5/29
1:22 pm-10:26 pm
2 stops10h 04m
Great Falls
Tue 6/2
5:40 am-6:33 pm
2 stops11h 53m
$394
Quickest round-trip
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-11:57 pm
1 stop8h 22m
$398
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
Thu 5/21
9:23 am-5:39 pm
2 stops9h 16m
Great Falls
Tue 5/26
5:40 am-6:33 pm
2 stops11h 53m
$419
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
Tue 4/28
12:52 pm-10:29 pm
2 stops10h 37m
Great Falls
Tue 5/5
5:30 am-1:32 pm
2 stops7h 02m
$453
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
Fri 5/29
1:22 pm-10:26 pm
2 stops10h 04m
Great Falls
Mon 6/1
5:40 am-6:33 pm
2 stops11h 53m
$534
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
Wed 4/1
1:10 pm-10:30 pm
2 stops10h 20m
Great Falls
Sun 4/5
6:22 pm-9:56 am
2 stops14h 34m
$554
ChicagoGreat Falls
MDW - GTF
MDWGTF
Chicago Midway
Mon 5/18
6:23 am-5:39 pm
2 stops12h 16m
Great Falls
Sun 5/24
5:40 am-6:33 pm
2 stops11h 53m
$589
Showing 1-10 of 25 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 March.
| 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
No data available for this route at this time. Please check back soon.
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 March 21, 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.
Food
7.2
Overall
7.9
Entertainment
7.8
Boarding
8.1
Comfort
7.9
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Overall
7.9
Entertainment
7.8
Boarding
8.1
Comfort
7.9
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Overall
7.9
Entertainment
7.8
Boarding
8.1
Comfort
7.9
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
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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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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 March 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$328 | Average$470 | FlexibilityNo cancel fee | On-time69% |