$220+ Cheap flights from Houston 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GTF
Jun 20 — Jun 271
Round-trip
1 adult, Economy
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Find cheap flights from Houston 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 Houston to Great Falls
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Cheapest flights from Houston to Great FallsExplore the most affordable flight options available from Houston to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.
Explore the most affordable flight options available from Houston to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.
This Delta deal was found by Cheapflights users on 5/16. 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 7/206:30 am
IAH
- GTF
2 stops12h 12m
Delta
Wed 7/296:25 pm
GTF
- IAH
2 stops15h 12m
Delta
Deal found 5/16![Delta logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
Wed 7/154:27 pm
IAH
- GTF
2 stops42h 07m
Multiple Airlines
Mon 7/2710:19 am
GTF
- IAH
1 stop25h 28m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
Sun 7/198:53 pm
IAH
- GTF
1 stop13h 36m
Multiple Airlines
Mon 7/2710:19 am
GTF
- IAH
2 stops50h 51m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$387
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
Thu 7/166:14 pm
IAH
- GTF
2 stops16h 20m
Multiple Airlines
Mon 7/2710:19 am
GTF
- IAH
1 stop25h 28m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$392
This United Airlines deal was found by Cheapflights users on 5/19. 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 6/56:30 am
IAH
- GTF
1 stop8h 11m
United Airlines
Thu 6/112:37 pm
GTF
- IAH
1 stop7h 29m
United Airlines
Deal found 5/19![United Airlines logo]()
$397
This Delta deal was found by Cheapflights users on 5/18. 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.
Thu 9/311:55 am
IAH
- GTF
1 stop6h 44m
Delta
Tue 9/85:30 am
GTF
- IAH
1 stop5h 49m
Delta
Deal found 5/18![Delta logo]()
$403
This Delta deal was found by Cheapflights users on 5/16. 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 7/206:30 am
IAH
- GTF
2 stops12h 12m
Delta
Thu 7/305:40 am
GTF
- IAH
1 stop6h 51m
Delta
Deal found 5/16![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 5/17. 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 9/510:05 am
HOU
- GTF
2 stops13h 39m
Delta
Sat 9/126:20 pm
GTF
- HOU
2 stops13h 55m
Delta
Deal found 5/17![Delta logo]()
$539
This Delta deal was found by Cheapflights users on 5/18. 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.
Thu 9/36:00 am
HOU
- GTF
2 stops12h 39m
Delta
Tue 9/86:20 pm
GTF
- HOU
2 stops13h 55m
Delta
Deal found 5/18![Delta logo]()
$569
This Delta deal was found by Cheapflights users on 5/16. 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.
Sun 7/1910:40 am
HOU
- GTF
2 stops12h 57m
Delta
Wed 7/296:25 pm
GTF
- HOU
2 stops14h 20m
Delta
Deal found 5/16![Delta logo]()
$838
This Alaska Airlines deal was found by Cheapflights users on 5/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/59:30 am
HOU
- GTF
2 stops33h 42m
Alaska Airlines
Tue 6/96:52 pm
GTF
- HOU
2 stops13h 05m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$872
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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.
Sat 7/186:03 am
HOU
- GTF
2 stops11h 26m
Alaska Airlines
Wed 7/295:09 pm
GTF
- HOU
2 stops15h 39m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$897
Best flights from Houston to Great FallsDiscover carefully curated flight deals from Houston to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 21, 2026.
Discover carefully curated flight deals from Houston to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 21, 2026.
This Delta deal was found by Cheapflights users on 5/18. 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.
Thu 9/35:25 am
IAH
- GTF
2 stops13h 14m
Delta
Tue 9/86:20 pm
GTF
- IAH
2 stops13h 12m
Delta
Deal found 5/18![Delta logo]()
$414
This United Airlines deal was found by Cheapflights users on 5/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:20 am
IAH
- GTF
1 stop7h 09m
United Airlines
Wed 9/22:25 pm
GTF
- IAH
1 stop7h 32m
United Airlines
Deal found 5/20![United Airlines logo]()
$438
This Alaska Airlines deal was found by Cheapflights users on 5/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/59:30 am
HOU
- GTF
2 stops33h 42m
Alaska Airlines
Tue 6/96:52 pm
GTF
- HOU
2 stops13h 05m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$872
This United Airlines deal was found by Cheapflights users on 5/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:27 pm
IAH
- GTF
1 stop5h 45m
United Airlines
Wed 8/262:25 pm
GTF
- IAH
1 stop6h 16m
United Airlines
Deal found 5/20![United Airlines logo]()
$473
This Delta deal was found by Cheapflights users on 5/16. 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 7/207:10 am
IAH
- GTF
2 stops11h 32m
Delta
Sat 7/255:40 am
GTF
- IAH
2 stops14h 55m
Delta
Deal found 5/16![Delta logo]()
$528
This Delta deal was found by Cheapflights users on 5/18. 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.
Wed 7/227:10 am
IAH
- GTF
2 stops11h 32m
Delta
Thu 7/305:40 am
GTF
- IAH
1 stop6h 51m
Delta
Deal found 5/18![Delta logo]()
$534
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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.
Sat 7/186:03 am
HOU
- GTF
2 stops11h 26m
Alaska Airlines
Wed 7/295:09 pm
GTF
- HOU
2 stops15h 39m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$897
This Delta deal was found by Cheapflights users on 5/16. 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.
Sun 7/1910:40 am
HOU
- GTF
2 stops12h 57m
Delta
Wed 7/296:25 pm
GTF
- HOU
2 stops14h 20m
Delta
Deal found 5/16![Delta logo]()
$838
This Alaska Airlines deal was found by Cheapflights users on 5/16. 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.
Sat 7/1812:46 pm
HOU
- GTF
2 stops28h 43m
Alaska Airlines
Tue 7/285:09 pm
GTF
- HOU
2 stops14h 56m
Alaska Airlines
Deal found 5/16![Alaska Airlines logo]()
$967
This Alaska Airlines deal was found by Cheapflights users on 5/18. 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.
Sat 6/2012:50 pm
HOU
- GTF
2 stops28h 39m
Alaska Airlines
Mon 6/225:09 pm
GTF
- HOU
2 stops14h 48m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$1,045
This Delta deal was found by Cheapflights users on 5/16. 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.
Sun 7/1910:40 am
HOU
- GTF
2 stops12h 57m
Delta
Thu 7/305:40 am
GTF
- HOU
2 stops9h 43m
Delta
Deal found 5/16![Delta logo]()
$994
This Alaska Airlines deal was found by Cheapflights users on 5/18. 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.
Sat 6/209:30 am
HOU
- GTF
2 stops31h 59m
Alaska Airlines
Tue 6/235:09 pm
GTF
- HOU
2 stops14h 48m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$1,141
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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.
Sat 6/2712:50 pm
HOU
- GTF
2 stops28h 39m
Alaska Airlines
Sat 7/45:09 pm
GTF
- HOU
2 stops15h 39m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$1,141
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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 6/59:30 am
HOU
- GTF
2 stops33h 42m
Alaska Airlines
Thu 6/115:09 pm
GTF
- HOU
2 stops14h 48m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$1,269
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 6/159:30 am
HOU
- GTF
2 stops31h 59m
Alaska Airlines
Sun 6/215:09 pm
GTF
- HOU
2 stops14h 48m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$1,335
Last-minute flights from Houston to Great FallsDiscover last-minute flight deals from Houston to Great Falls. Data last updated May 21, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Great Falls. Data last updated May 21, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:30 am
IAH
- GTF
1 stop8h 11m
United Airlines
Tue 5/262:37 pm
GTF
- IAH
1 stop5h 59m
United Airlines
Deal found 5/20![United Airlines logo]()
$599
This Delta deal was found by Cheapflights users on 5/20. 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.
Fri 5/226:15 am
IAH
- GTF
2 stops12h 24m
Delta
Tue 5/261:07 pm
GTF
- IAH
1 stop8h 10m
Delta
Deal found 5/20![Delta logo]()
$734
This United Airlines deal was found by Cheapflights users on 5/19. 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 6/56:30 am
IAH
- GTF
1 stop8h 11m
United Airlines
Thu 6/112:37 pm
GTF
- IAH
1 stop7h 29m
United Airlines
Deal found 5/19![United Airlines logo]()
$397
This Delta deal was found by Cheapflights users on 5/19. 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 6/512:05 pm
IAH
- GTF
1 stop6h 34m
Delta
Thu 6/115:40 am
GTF
- IAH
2 stops8h 25m
Delta
Deal found 5/19![Delta logo]()
$707
This Alaska Airlines deal was found by Cheapflights users on 5/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/59:30 am
HOU
- GTF
2 stops33h 42m
Alaska Airlines
Tue 6/96:52 pm
GTF
- HOU
2 stops13h 05m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$872
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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 6/59:30 am
HOU
- GTF
2 stops33h 42m
Alaska Airlines
Thu 6/115:09 pm
GTF
- HOU
2 stops14h 48m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$1,269
This Alaska Airlines deal was found by Cheapflights users on 5/18. 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.
Mon 6/159:30 am
HOU
- GTF
2 stops31h 59m
Alaska Airlines
Sun 6/215:09 pm
GTF
- HOU
2 stops14h 48m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$1,335
This Expedia deal was found by Cheapflights users on 5/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/192:38 pm
IAH
- GTF
1 stop26h 51m
Alaska Airlines
Mon 6/225:09 pm
GTF
- IAH
1 stop12h 11m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$713
This Expedia deal was found by Cheapflights users on 5/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:02 am
IAH
- GTF
1 stop11h 27m
Alaska Airlines
Tue 6/235:09 pm
GTF
- IAH
1 stop12h 11m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$563
This United Airlines deal was found by Cheapflights users on 5/18. 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.
Sat 6/205:04 am
IAH
- GTF
1 stop7h 22m
United Airlines
Mon 6/226:15 am
GTF
- IAH
1 stop7h 54m
United Airlines
Deal found 5/18![United Airlines logo]()
$797
This Alaska Airlines deal was found by Cheapflights users on 5/18. 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.
Sat 6/2012:50 pm
HOU
- GTF
2 stops28h 39m
Alaska Airlines
Mon 6/225:09 pm
GTF
- HOU
2 stops14h 48m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$1,045
This Alaska Airlines deal was found by Cheapflights users on 5/18. 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.
Sat 6/209:30 am
HOU
- GTF
2 stops31h 59m
Alaska Airlines
Tue 6/235:09 pm
GTF
- HOU
2 stops14h 48m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$1,141
One-way flights from Houston to Great FallsSearch for one-way flight options from Houston to Great Falls. Find affordable one-way fares based on user searches. Data last updated May 21, 2026.
Search for one-way flight options from Houston to Great Falls. Find affordable one-way fares based on user searches. Data last updated May 21, 2026.
This Delta deal was found by Cheapflights users on 5/17. 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.
Sun 7/267:10 am
IAH
- GTF
2 stops11h 32m
Delta
Deal found 5/17![Delta logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/218:53 pm
IAH
- GTF
1 stop13h 35m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/276:14 pm
IAH
- GTF
2 stops40h 14m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/288:53 pm
IAH
- GTF
1 stop13h 35m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/256:14 pm
IAH
- GTF
2 stops16h 14m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:14 pm
IAH
- GTF
2 stops40h 14m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/231:41 pm
IAH
- GTF
3 stops55h 34m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$340
This United Airlines deal was found by Cheapflights users on 5/18. 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.
Sun 7/263:00 pm
IAH
- GTF
1 stop7h 34m
United Airlines
Deal found 5/18![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 5/17. 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.
Sun 7/266:00 am
HOU
- GTF
2 stops12h 42m
Delta
Deal found 5/17![Delta logo]()
$478
This Alaska Airlines deal was found by Cheapflights users on 5/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2612:46 pm
HOU
- GTF
2 stops28h 43m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$576
Find flight deals from Houston to Great Falls
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 May 21, 2026.
Round-trip from | $349 (Delta) |
|---|---|
One-way from | $220 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston 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 May 21, 2026.
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Cheapest round-trip
HoustonGreat Falls
IAH - GTF
IAHGTF
Houston George Bush Intcntl
Thu 9/3
5:25 am-5:39 pm
2 stops13h 14m
Great Falls
Tue 9/8
6:20 pm-8:32 am
2 stops13h 12m
$414
HoustonGreat Falls
IAH - GTF
IAHGTF
Houston George Bush Intcntl
Sat 8/29
7:20 am-1:29 pm
1 stop7h 09m
Great Falls
Wed 9/2
2:25 pm-10:57 pm
1 stop7h 32m
$438
Quickest round-trip
HoustonGreat Falls
IAH - GTF
IAHGTF
Houston George Bush Intcntl
Sat 8/22
4:27 pm-9:12 pm
1 stop5h 45m
Great Falls
Wed 8/26
2:25 pm-9:41 pm
1 stop6h 16m
$473
HoustonGreat Falls
IAH - GTF
IAHGTF
Houston George Bush Intcntl
Mon 7/20
7:10 am-5:42 pm
2 stops11h 32m
Great Falls
Sat 7/25
5:40 am-9:35 pm
2 stops14h 55m
$528
HoustonGreat Falls
IAH - GTF
IAHGTF
Houston George Bush Intcntl
Wed 7/22
7:10 am-5:42 pm
2 stops11h 32m
Great Falls
Thu 7/30
5:40 am-1:31 pm
1 stop6h 51m
$534
HoustonGreat Falls
HOU - GTF
HOUGTF
Houston Hobby
Sun 7/19
10:40 am-10:37 pm
2 stops12h 57m
Great Falls
Wed 7/29
6:25 pm-9:45 am
2 stops14h 20m
$838
HoustonGreat Falls
HOU - GTF
HOUGTF
Houston Hobby
Fri 6/5
9:30 am-6:12 pm
2 stops33h 42m
Great Falls
Tue 6/9
6:52 pm-8:57 am
2 stops13h 05m
$872
HoustonGreat Falls
HOU - GTF
HOUGTF
Houston Hobby
Sat 7/18
6:03 am-4:29 pm
2 stops11h 26m
Great Falls
Wed 7/29
5:09 pm-9:48 am
2 stops15h 39m
$897
HoustonGreat Falls
HOU - GTF
HOUGTF
Houston Hobby
Sat 7/18
12:46 pm-4:29 pm
2 stops28h 43m
Great Falls
Tue 7/28
5:09 pm-9:05 am
2 stops14h 56m
$967
HoustonGreat Falls
HOU - GTF
HOUGTF
Houston Hobby
Sun 7/19
10:40 am-10:37 pm
2 stops12h 57m
Great Falls
Thu 7/30
5:40 am-4:23 pm
2 stops9h 43m
$994
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Houston to Great Falls
Have a flexible travel schedule? Discover the best time to fly to Great Falls from Houston with our price prediction graph.
HO1-GTF
IAH-GTF
HOU-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 Houston to Great Falls
HO1-GTF
IAH-GTF
HOU-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 May 21, 2026.
Read reviews from past customers who have flown Delta and United Airlines from Houston to Great Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.8
Overall
7.9
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.8
Overall
7.9
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.8
Overall
7.9
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
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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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Alternative routes for Houston to Great Falls
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Other flights to Great Falls
Explore flights to Great Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 21, 2026.
Houston and Great Falls flights
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Top 2 airlines flying from Houston to Great Falls
Discover the top 2 airlines that operate flights from Houston 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 May 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$298 | Average$627 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$378 | Average$568 | FlexibilityNo cancel fee | On-timeN/A |