$305+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — HOU
Sep 16 — Sep 231
Round-trip
1 adult, Economy
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Find cheap flights from Great Falls to Houston 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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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 August 17, 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 August 17, 2026.
This Delta deal was found by Cheapflights users on 8/16. 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.
Wed 9/231:15 pm -
1 stop7h 42m
Wed 9/307:25 am -
1 stop6h 10m
Deal found 8/16![Delta logo]()
$348
This Delta deal was found by Cheapflights users on 8/16. 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 12/41:13 pm -
1 stop7h 27m
Fri 12/257:50 am -
1 stop5h 37m
Deal found 8/16![Delta logo]()
$418
This Delta deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/61:18 pm -
2 stops9h 37m
Sun 11/87:10 am -
1 stop6h 28m
Deal found 8/15![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 8/16. 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 12/66:25 pm -
2 stops26h 46m
Thu 12/247:50 am -
1 stop5h 37m
Deal found 8/16![Delta logo]()
$443
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:45 pm -
1 stop8h 14m
Wed 11/47:20 am -
1 stop7h 29m
Deal found 8/13![United Airlines logo]()
$448
This Delta deal was found by Cheapflights users on 8/16. 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 12/41:13 pm -
1 stop7h 27m
Tue 12/2211:55 am -
1 stop6h 48m
Deal found 8/16![Delta logo]()
$458
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:25 pm -
1 stop7h 32m
Sat 9/263:00 pm -
1 stop7h 22m
Deal found 8/14![United Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:25 pm -
1 stop7h 32m
Mon 9/212:52 pm -
1 stop7h 20m
Deal found 8/13![United Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:18 pm -
2 stops14h 32m
Tue 9/110:50 am -
2 stops12h 39m
Deal found 8/13![Delta logo]()
$708
This Delta deal was found by Cheapflights users on 8/16. 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.
Wed 9/236:21 pm -
2 stops14h 39m
Wed 9/3011:00 am -
2 stops12h 37m
Deal found 8/16![Delta logo]()
$784
This Delta deal was found by Cheapflights users on 8/16. 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 12/76:25 pm -
2 stops14h 05m
Tue 12/221:00 pm -
2 stops10h 53m
Deal found 8/16![Delta logo]()
$824
This Delta deal was found by Cheapflights users on 8/16. 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 12/266:20 pm -
2 stops14h 06m
Tue 1/56:00 am -
2 stops12h 43m
Deal found 8/16![Delta logo]()
$877
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 August 17, 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 August 17, 2026.
This Delta deal was found by Cheapflights users on 8/16. 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.
Wed 9/231:15 pm -
1 stop7h 42m
Wed 9/302:42 pm -
2 stops8h 55m
Deal found 8/16![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:45 pm -
1 stop8h 14m
Wed 11/47:20 am -
1 stop7h 29m
Deal found 8/14![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/262:25 pm -
1 stop7h 20m
Sat 1/302:48 pm -
1 stop7h 32m
Deal found 8/13![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:37 pm -
1 stop8h 22m
Sun 10/116:20 am -
1 stop8h 21m
Deal found 8/13![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:25 pm -
1 stop7h 32m
Sat 9/263:00 pm -
1 stop7h 22m
Deal found 8/14![United Airlines logo]()
$463
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:18 pm -
2 stops14h 32m
Tue 9/110:50 am -
2 stops12h 39m
Deal found 8/13![Delta logo]()
$708
This Delta deal was found by Cheapflights users on 8/16. 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.
Wed 9/236:21 pm -
2 stops14h 39m
Wed 9/3011:00 am -
2 stops12h 37m
Deal found 8/16![Delta logo]()
$784
This Delta deal was found by Cheapflights users on 8/16. 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 12/76:25 pm -
2 stops14h 05m
Tue 12/221:00 pm -
2 stops10h 53m
Deal found 8/16![Delta logo]()
$824
This Delta deal was found by Cheapflights users on 8/16. 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 12/266:20 pm -
2 stops14h 06m
Tue 1/56:00 am -
2 stops12h 43m
Deal found 8/16![Delta logo]()
$877
This Delta deal was found by Cheapflights users on 8/16. 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 12/86:25 pm -
2 stops14h 05m
Wed 12/2310:05 am -
2 stops13h 48m
Deal found 8/16![Delta logo]()
$998
This Delta deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:27 pm -
2 stops14h 41m
Sun 11/86:09 am -
2 stops12h 38m
Deal found 8/15![Delta logo]()
$1,994
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:21 pm -
2 stops14h 39m
Sun 9/2711:00 am -
2 stops12h 37m
Deal found 8/13![Delta logo]()
$2,701
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:27 pm -
2 stops14h 41m
Sun 10/1111:12 am -
2 stops12h 32m
Deal found 8/13![Delta logo]()
$2,741
Last-minute flights from Great Falls to HoustonDiscover last-minute flight deals from Great Falls to Houston. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from Great Falls to Houston. Data last updated August 17, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/16. 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 8/185:40 am -
2 stops9h 45m
Thu 8/206:00 am -
2 stops12h 38m
Deal found 8/16![Delta logo]()
$1,287
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:25 pm -
1 stop6h 16m
Tue 9/14:27 pm -
1 stop5h 45m
Deal found 8/13![United Airlines logo]()
$518
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:18 pm -
2 stops14h 32m
Tue 9/110:50 am -
2 stops12h 39m
Deal found 8/13![Delta logo]()
$708
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:25 pm -
1 stop6h 15m
Mon 9/144:27 pm -
1 stop5h 45m
Deal found 8/13![United Airlines logo]()
$563
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:40 am -
2 stops8h 28m
Mon 9/147:00 am -
2 stops11h 41m
Deal found 8/14![Delta logo]()
$489
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:15 am -
1 stop8h 00m
Mon 9/142:52 pm -
1 stop7h 20m
Deal found 8/14![United Airlines logo]()
$558
This Expedia deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:19 pm -
2 stops19h 12m
Sun 9/272:34 pm -
1 stop27h 05m
Deal found 8/13![Alaska Airlines logo]()
$624
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:25 pm -
1 stop7h 32m
Mon 9/212:52 pm -
1 stop7h 20m
Deal found 8/13![United Airlines logo]()
$471
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:25 pm -
1 stop7h 32m
Sat 9/263:00 pm -
1 stop7h 22m
Deal found 8/14![United Airlines logo]()
$463
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:15 pm -
1 stop7h 42m
Sat 9/266:10 am -
2 stops12h 31m
Deal found 8/14![Delta logo]()
$514
This Delta deal was found by Cheapflights users on 8/16. 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.
Wed 9/231:15 pm -
1 stop7h 42m
Wed 9/307:25 am -
1 stop6h 10m
Deal found 8/16![Delta logo]()
$348
This Delta deal was found by Cheapflights users on 8/16. 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.
Wed 9/236:21 pm -
2 stops14h 39m
Wed 9/3011:00 am -
2 stops12h 37m
Deal found 8/16![Delta logo]()
$784
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 August 17, 2026.
Search for one-way flight options from Great Falls to Houston. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
This Expedia deal was found by Cheapflights users on 8/12. 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 9/45:18 pm -
1 stop22h 55m
Deal found 8/12![Alaska Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 8/12. 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 9/41:08 pm -
2 stops9h 46m
Deal found 8/12![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:15 am -
1 stop6h 25m
Deal found 8/15![United Airlines logo]()
$557
This Delta deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:18 pm -
2 stops14h 32m
Deal found 8/15![Delta logo]()
$563
This Delta deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:18 pm -
2 stops13h 19m
Deal found 8/15![Delta logo]()
$563
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/45:18 pm -
3 stops49h 07m
Deal found 8/12![Multiple Airlines logo]()
$684
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:18 pm -
3 stops27h 01m
Deal found 8/15![Multiple Airlines logo]()
$974
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:18 pm -
3 stops15h 32m
Deal found 8/15![Multiple Airlines logo]()
$1,204
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 August 17, 2026.
Round-trip from | $348 (Delta) |
|---|---|
One-way from | $305 (Expedia) |
Popular in | March |
Cheapest in | September |
Average price | $551 |
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 August 17, 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 Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Wed 9/23
1:15 pm-9:57 pm
1 stop7h 42m
Houston George Bush Intcntl
Wed 9/30
2:42 pm-10:37 pm
2 stops8h 55m
$354
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Sat 10/31
2:45 pm-11:59 pm
1 stop8h 14m
Houston George Bush Intcntl
Wed 11/4
7:20 am-1:49 pm
1 stop7h 29m
$448
Quickest round-trip
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Tue 1/26
2:25 pm-10:45 pm
1 stop7h 20m
Houston George Bush Intcntl
Sat 1/30
2:48 pm-9:20 pm
1 stop7h 32m
$448
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Fri 10/9
2:37 pm-11:59 pm
1 stop8h 22m
Houston George Bush Intcntl
Sun 10/11
6:20 am-1:41 pm
1 stop8h 21m
$448
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Sat 9/19
2:25 pm-10:57 pm
1 stop7h 32m
Houston George Bush Intcntl
Sat 9/26
3:00 pm-9:22 pm
1 stop7h 22m
$463
Great FallsHouston
GTF Great Falls - HOU Houston Hobby
GTFHOU
Great Falls
Fri 8/28
6:18 pm-9:50 am
2 stops14h 32m
Houston Hobby
Tue 9/1
10:50 am-10:29 pm
2 stops12h 39m
$708
Great FallsHouston
GTF Great Falls - HOU Houston Hobby
GTFHOU
Great Falls
Wed 9/23
6:21 pm-10:00 am
2 stops14h 39m
Houston Hobby
Wed 9/30
11:00 am-10:37 pm
2 stops12h 37m
$784
Great FallsHouston
GTF Great Falls - HOU Houston Hobby
GTFHOU
Great Falls
Mon 12/7
6:25 pm-9:30 am
2 stops14h 05m
Houston Hobby
Tue 12/22
1:00 pm-10:53 pm
2 stops10h 53m
$824
Great FallsHouston
GTF Great Falls - HOU Houston Hobby
GTFHOU
Great Falls
Sat 12/26
6:20 pm-9:26 am
2 stops14h 06m
Houston Hobby
Tue 1/5
6:00 am-5:43 pm
2 stops12h 43m
$877
Great FallsHouston
GTF Great Falls - HOU Houston Hobby
GTFHOU
Great Falls
Tue 12/8
6:25 pm-9:30 am
2 stops14h 05m
Houston Hobby
Wed 12/23
10:05 am-10:53 pm
2 stops13h 48m
$998
Showing 1-10 of 20 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
What is the cheapest month to book a flight from Great Falls to Houston?
Currently, September is the cheapest month in which you can book a flight from Great Falls to Houston (average of $465). Flying from Great Falls to Houston in July is currently the most expensive (average of $1,215). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
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 August 17, 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.
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentFERNANDO,Sep 2024
YYC - IAH
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentFERNANDO,Sep 2024
YYC - IAH
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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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 August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$373 | Average$595 | FlexibilityNo cancel fee | On-time69% |