$170+ Cheap flights from Great Falls (GTF) to Houston
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 6/22. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — HOU
Jun 20 — Jun 271
Round-trip
1 adult, Economy
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Find cheap flights from Great Falls to Houston with Cheapflights
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Cheapest flights from Great Falls to HoustonExplore the most affordable flight options available from Great Falls to Houston. 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 Great Falls to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.
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.
Wed 7/12:37 pm
GTF
- IAH
1 stop5h 59m
United Airlines
Sat 7/46:30 am
IAH
- GTF
1 stop8h 11m
United Airlines
Deal found 5/18![United Airlines logo]()
$363
This Orbitz deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:15 pm
GTF
- IAH
1 stop23h 00m
Alaska Airlines
Fri 10/162:52 pm
IAH
- GTF
1 stop26h 43m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$408
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 5/271:07 pm
GTF
- IAH
1 stop8h 10m
Delta
Thu 8/62:27 pm
IAH
- GTF
2 stops9h 21m
Delta
Deal found 5/18![Delta logo]()
$459
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/319:07 pm
GTF
- IAH
1 stop15h 49m
Multiple Airlines
Thu 6/46:30 am
IAH
- GTF
2 stops27h 58m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$473
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.
Wed 5/276:52 pm
GTF
- IAH
1 stop10h 31m
Alaska Airlines
Thu 8/66:02 am
IAH
- GTF
1 stop11h 27m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$507
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:25 pm
GTF
- IAH
1 stop6h 16m
United Airlines
Tue 9/13:00 pm
IAH
- GTF
1 stop7h 12m
United Airlines
Deal found 5/17![United Airlines logo]()
$508
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.
Wed 12/305:30 am
GTF
- IAH
1 stop5h 56m
Delta
Thu 1/711:55 am
IAH
- GTF
1 stop6h 48m
Delta
Deal found 5/20![Delta logo]()
$513
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:25 pm
GTF
- IAH
1 stop5h 30m
United Airlines
Wed 10/288:30 am
IAH
- GTF
1 stop5h 59m
United Airlines
Deal found 5/17![United Airlines logo]()
$517
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/161:17 pm
GTF
- IAH
1 stop7h 33m
Delta
Sun 7/267:10 am
IAH
- GTF
2 stops11h 32m
Delta
Deal found 5/21![Delta logo]()
$522
This Alaska Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:15 pm
GTF
- HOU
2 stops14h 44m
Alaska Airlines
Fri 10/164:15 pm
HOU
- GTF
2 stops25h 20m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$595
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.
Wed 5/276:52 pm
GTF
- HOU
2 stops13h 05m
Alaska Airlines
Thu 8/69:37 am
HOU
- GTF
2 stops31h 52m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$755
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.
Sun 5/246:52 pm
GTF
- HOU
2 stops13h 05m
Alaska Airlines
Tue 5/2612:50 pm
HOU
- GTF
2 stops30h 22m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$795
Best flights from Great Falls to HoustonDiscover carefully curated flight deals from Great Falls to Houston 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 Great Falls to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 21, 2026.
This Orbitz deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:15 pm
GTF
- IAH
1 stop23h 00m
Alaska Airlines
Fri 10/162:52 pm
IAH
- GTF
1 stop26h 43m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$408
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:25 pm
GTF
- IAH
1 stop6h 16m
United Airlines
Tue 9/13:00 pm
IAH
- GTF
1 stop7h 12m
United Airlines
Deal found 5/17![United Airlines logo]()
$508
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/319:07 pm
GTF
- IAH
1 stop15h 49m
Multiple Airlines
Thu 6/41:28 pm
IAH
- GTF
1 stop21h 00m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$516
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/161:17 pm
GTF
- IAH
1 stop7h 33m
Delta
Sun 7/267:10 am
IAH
- GTF
2 stops11h 32m
Delta
Deal found 5/21![Delta logo]()
$522
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:25 pm
GTF
- IAH
1 stop6h 21m
United Airlines
Wed 10/288:30 am
IAH
- GTF
1 stop5h 59m
United Airlines
Deal found 5/16![United Airlines logo]()
$517
This Alaska Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:15 pm
GTF
- HOU
2 stops14h 44m
Alaska Airlines
Fri 10/164:15 pm
HOU
- GTF
2 stops25h 20m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$595
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/72:37 pm
GTF
- IAH
1 stop7h 29m
United Airlines
Sun 7/126:30 am
IAH
- GTF
1 stop8h 11m
United Airlines
Deal found 5/17![United Airlines logo]()
$552
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.
Tue 10/272:25 pm
GTF
- IAH
1 stop5h 25m
United Airlines
Sat 10/316:10 pm
IAH
- GTF
1 stop5h 20m
United Airlines
Deal found 5/20![United Airlines logo]()
$568
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:15 am
GTF
- IAH
1 stop13h 40m
United Airlines
Sun 7/126:30 am
IAH
- GTF
1 stop8h 11m
United Airlines
Deal found 5/17![United Airlines logo]()
$593
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.
Mon 6/16:19 pm
GTF
- HOU
2 stops14h 13m
Delta
Fri 6/56:00 am
HOU
- GTF
2 stops12h 39m
Delta
Deal found 5/17![Delta logo]()
$879
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 7/162:37 pm
GTF
- IAH
1 stop8h 22m
United Airlines
Sun 7/263:00 pm
IAH
- GTF
1 stop7h 34m
United Airlines
Deal found 5/21![United Airlines logo]()
$648
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.
Wed 7/85:09 pm
GTF
- HOU
2 stops15h 39m
Alaska Airlines
Sun 7/1212:46 pm
HOU
- GTF
2 stops28h 43m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$897
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.
Thu 7/165:09 pm
GTF
- HOU
2 stops15h 39m
Alaska Airlines
Sun 7/264:14 pm
HOU
- GTF
2 stops25h 15m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$897
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.
Wed 6/36:19 pm
GTF
- HOU
2 stops14h 13m
Delta
Sun 6/76:03 am
HOU
- GTF
2 stops12h 41m
Delta
Deal found 5/19![Delta logo]()
$1,606
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/56:19 pm
GTF
- HOU
2 stops14h 13m
Delta
Tue 6/96:03 am
HOU
- GTF
2 stops12h 41m
Delta
Deal found 5/21![Delta logo]()
$1,635
Last-minute flights from Great Falls to HoustonDiscover last-minute flight deals from Great Falls to Houston. Data last updated May 21, 2026 and is based on user searches.
Discover last-minute flight deals from Great Falls to Houston. Data last updated May 21, 2026 and is based on user searches.
This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:52 pm
GTF
- IAH
1 stop10h 31m
Alaska Airlines
Tue 5/269:28 am
IAH
- GTF
2 stops33h 44m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$680
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.
Sun 5/246:52 pm
GTF
- HOU
2 stops13h 05m
Alaska Airlines
Tue 5/2612:50 pm
HOU
- GTF
2 stops30h 22m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$795
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 5/271:07 pm
GTF
- IAH
1 stop8h 10m
Delta
Thu 8/62:27 pm
IAH
- GTF
2 stops9h 21m
Delta
Deal found 5/18![Delta logo]()
$459
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.
Wed 5/276:52 pm
GTF
- IAH
1 stop10h 31m
Alaska Airlines
Thu 8/66:02 am
IAH
- GTF
1 stop11h 27m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$507
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.
Wed 5/276:52 pm
GTF
- HOU
2 stops13h 05m
Alaska Airlines
Thu 8/69:37 am
HOU
- GTF
2 stops31h 52m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$755
This Alaska Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Thu 5/286:52 pm
GTF
- IAH
1 stop10h 31m
Alaska Airlines
Mon 6/16:00 am
IAH
- GTF
1 stop13h 12m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$533
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 5/281:07 pm
GTF
- IAH
1 stop8h 10m
Delta
Mon 6/16:15 am
IAH
- GTF
2 stops12h 24m
Delta
Deal found 5/18![Delta logo]()
$629
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.
Thu 5/282:37 pm
GTF
- IAH
1 stop5h 18m
United Airlines
Mon 6/16:30 am
IAH
- GTF
1 stop8h 11m
United Airlines
Deal found 5/18![United Airlines logo]()
$648
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/319:07 pm
GTF
- IAH
1 stop15h 49m
Multiple Airlines
Thu 6/46:30 am
IAH
- GTF
2 stops27h 58m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$473
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.
Mon 6/16:19 pm
GTF
- HOU
2 stops14h 13m
Delta
Fri 6/56:00 am
HOU
- GTF
2 stops12h 39m
Delta
Deal found 5/17![Delta logo]()
$879
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.
Wed 6/36:19 pm
GTF
- HOU
2 stops14h 13m
Delta
Sun 6/76:03 am
HOU
- GTF
2 stops12h 41m
Delta
Deal found 5/19![Delta logo]()
$1,606
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/56:19 pm
GTF
- HOU
2 stops14h 13m
Delta
Tue 6/96:03 am
HOU
- GTF
2 stops12h 41m
Delta
Deal found 5/21![Delta logo]()
$1,635
One-way flights from Great Falls to HoustonSearch for one-way flight options from Great Falls to Houston. Find affordable one-way fares based on user searches. Data last updated May 21, 2026.
Search for one-way flight options from Great Falls to Houston. Find affordable one-way fares based on user searches. Data last updated May 21, 2026.
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.
Mon 6/2210:18 am
GTF
- IAH
1 stop25h 28m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$170
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.
Wed 6/245:09 pm
GTF
- IAH
1 stop12h 11m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$175
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:09 pm
GTF
- IAH
1 stop12h 11m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$210
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.
Thu 6/251:20 pm
GTF
- IAH
1 stop7h 32m
Delta
Deal found 5/19![Delta logo]()
$234
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/219:05 pm
GTF
- HOU
2 stops39h 26m
Allegiant Air
Deal found 5/18![Allegiant Air logo]()
$240
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.
Wed 6/241:20 pm
GTF
- IAH
2 stops9h 39m
Delta
Deal found 5/19![Delta logo]()
$240
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:24 am
GTF
- IAH
3 stops37h 16m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$257
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.
Thu 7/165:09 pm
GTF
- IAH
1 stop12h 11m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$264
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.
Fri 6/2610:18 am
GTF
- IAH
2 stops23h 24m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$267
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 10/146:20 pm
GTF
- IAH
2 stops13h 26m
Delta
Deal found 5/18![Delta logo]()
$270
This Alaska Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 7/15:09 pm
GTF
- HOU
2 stops15h 39m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 7/16:25 pm
GTF
- HOU
2 stops13h 49m
Delta
Deal found 5/21![Delta logo]()
$408
Find flight deals from Great Falls to Houston
Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Houston (HO1). 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 | $363 (United Airlines) |
|---|---|
One-way from | $170 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Great Falls to Houston 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.
Use the filters below to find and compare flights from Great Falls to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Great FallsHouston
GTF - IAH
GTFIAH
Great Falls
Tue 10/13
5:15 pm-5:15 pm
1 stop23h 00m
Houston George Bush Intcntl
Fri 10/16
2:52 pm-4:35 pm
1 stop26h 43m
$408
Great FallsHouston
GTF - IAH
GTFIAH
Great Falls
Fri 8/28
2:25 pm-9:41 pm
1 stop6h 16m
Houston George Bush Intcntl
Tue 9/1
3:00 pm-9:12 pm
1 stop7h 12m
$508
Great FallsHouston
GTF - IAH
GTFIAH
Great Falls
Sun 5/31
9:07 pm-1:56 pm
1 stop15h 49m
Houston George Bush Intcntl
Thu 6/4
1:28 pm-9:28 am
1 stop21h 00m
$516
Great FallsHouston
GTF - IAH
GTFIAH
Great Falls
Sat 10/24
2:25 pm-9:46 pm
1 stop6h 21m
Houston George Bush Intcntl
Wed 10/28
8:30 am-1:29 pm
1 stop5h 59m
$517
Great FallsHouston
GTF - IAH
GTFIAH
Great Falls
Thu 7/16
1:17 pm-9:50 pm
1 stop7h 33m
Houston George Bush Intcntl
Sun 7/26
7:10 am-5:42 pm
2 stops11h 32m
$522
Great FallsHouston
GTF - IAH
GTFIAH
Great Falls
Tue 7/7
2:37 pm-11:06 pm
1 stop7h 29m
Houston George Bush Intcntl
Sun 7/12
6:30 am-1:41 pm
1 stop8h 11m
$552
Quickest round-trip
Great FallsHouston
GTF - IAH
GTFIAH
Great Falls
Tue 10/27
2:25 pm-8:50 pm
1 stop5h 25m
Houston George Bush Intcntl
Sat 10/31
6:10 pm-10:30 pm
1 stop5h 20m
$568
Great FallsHouston
GTF - IAH
GTFIAH
Great Falls
Wed 7/8
6:15 am-8:55 pm
1 stop13h 40m
Houston George Bush Intcntl
Sun 7/12
6:30 am-1:41 pm
1 stop8h 11m
$593
Great FallsHouston
GTF - HOU
GTFHOU
Great Falls
Tue 10/13
5:15 pm-8:59 am
2 stops14h 44m
Houston Hobby
Fri 10/16
4:15 pm-4:35 pm
2 stops25h 20m
$595
Great FallsHouston
GTF - IAH
GTFIAH
Great Falls
Thu 7/16
2:37 pm-11:59 pm
1 stop8h 22m
Houston George Bush Intcntl
Sun 7/26
3:00 pm-9:34 pm
1 stop7h 34m
$648
Showing 1-10 of 31 resultsSorted by cheapest first
Best time to book a flight from Great Falls to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Great Falls with our price prediction graph.
GTF-HO1
GTF-IAH
GTF-HOU
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 Great Falls to Houston
GTF-HO1
GTF-IAH
GTF-HOU
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Houston
Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated May 21, 2026.
Read through reviews of airlines operating flights from Great Falls to Houston, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Food
6.6
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Food
6.6
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Related info for your journey
Find useful and relevant information for your journey from Great Falls to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Great Falls and Houston flights
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Other flights from Great Falls
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Popular flight searches
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Top airline flying from Great Falls to Houston
Discover the top airline that operate flights from Great Falls to Houston. 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$382 | Average$582 | FlexibilityNo cancel fee | On-time69% |