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$120+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — HOU
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Great Falls to Houston

Cheapest flights from Great Falls to Houston
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 February 12, 2026.

This Delta deal was found by Cheapflights users on 2/11. 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 3/41:15 pm
GTF
-
IAH
1 stop7h 29m
Delta
Wed 3/116:30 am
IAH
-
GTF
2 stops12h 12m
Delta
Deal found 2/11$314
This Delta deal was found by Cheapflights users on 2/9. 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 4/125:30 am
GTF
-
IAH
1 stop5h 20m
Delta
Sun 4/197:45 am
IAH
-
GTF
1 stop5h 42m
Delta
Deal found 2/9$323
This Delta deal was found by Cheapflights users on 2/9. 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 4/111:05 pm
GTF
-
IAH
1 stop7h 31m
Delta
Sun 4/197:45 am
IAH
-
GTF
1 stop5h 42m
Delta
Deal found 2/9$333
This United Airlines deal was found by Cheapflights users on 2/9. 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 4/22:30 pm
GTF
-
IAH
1 stop7h 44m
United Airlines
Wed 4/87:00 am
IAH
-
GTF
1 stop7h 31m
United Airlines
Deal found 2/9$338
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 4/1210:06 pm
GTF
-
IAH
2 stops30h 46m
Multiple Airlines
Sun 4/1910:49 am
IAH
-
GTF
1 stop10h 52m
Multiple Airlines
Deal found 2/9$369
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Mon 3/22:25 pm
GTF
-
IAH
1 stop7h 21m
United Airlines
Thu 3/56:40 am
IAH
-
GTF
1 stop7h 53m
United Airlines
Deal found 2/8$388
This Delta deal was found by Cheapflights users on 2/8. 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 2/281:15 pm
GTF
-
IAH
2 stops9h 56m
Delta
Wed 3/47:15 am
IAH
-
GTF
1 stop6h 15m
Delta
Deal found 2/8$409
This United Airlines deal was found by Cheapflights users on 2/8. 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 3/12:25 pm
GTF
-
IAH
1 stop8h 34m
United Airlines
Thu 3/56:40 am
IAH
-
GTF
1 stop7h 53m
United Airlines
Deal found 2/8$432
This Delta deal was found by Cheapflights users on 2/9. 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 7/36:20 pm
GTF
-
IAH
2 stops13h 21m
Delta
Tue 7/77:50 am
IAH
-
GTF
1 stop5h 33m
Delta
Deal found 2/9$444
This Delta deal was found by Cheapflights users on 2/11. 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 3/46:20 pm
GTF
-
HOU
2 stops14h 41m
Delta
Wed 3/116:00 am
HOU
-
GTF
2 stops12h 42m
Delta
Deal found 2/11$539
This Delta deal was found by Cheapflights users on 2/9. 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 7/36:20 pm
GTF
-
HOU
2 stops14h 00m
Delta
Tue 7/710:05 am
HOU
-
GTF
2 stops13h 39m
Delta
Deal found 2/9$559
This Delta deal was found by Cheapflights users on 2/11. 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 10/166:20 pm
GTF
-
HOU
2 stops14h 06m
Delta
Sun 10/251:00 pm
HOU
-
GTF
2 stops10h 53m
Delta
Deal found 2/11$742

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 February 12, 2026.

Round-trip from

$314
(Delta)

One-way from

$120
(Kiwi.com)
From Great Falls to Houston
Search Deals
One-way flight from Great Falls to Houston
Search Deals

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 February 12, 2026.
Use the filters below to find and compare flights from Great Falls to Houston that are best for you.

Fly from

Great Falls

Fly to

Houston

Route

Depart

Return

Price

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Wed 3/4

1:15 pm-9:44 pm

1 stop7h 29m

Houston George Bush Intcntl

Wed 3/11

6:30 am-5:42 pm

2 stops12h 12m

$314

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Sun 4/12

5:30 am-11:50 am

1 stop5h 20m

Houston George Bush Intcntl

Sun 4/19

7:45 am-12:27 pm

1 stop5h 42m

$323

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Thu 4/2

2:30 pm-11:14 pm

1 stop7h 44m

Houston George Bush Intcntl

Wed 4/8

7:00 am-1:31 pm

1 stop7h 31m

$338

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Sun 4/12

10:06 pm-5:52 am

2 stops30h 46m

Houston George Bush Intcntl

Sun 4/19

10:49 am-8:41 pm

1 stop10h 52m

$369

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Sat 4/11

1:05 pm-9:36 pm

1 stop7h 31m

Houston George Bush Intcntl

Sun 4/19

6:26 am-5:40 pm

2 stops12h 14m

$379

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Mon 3/2

2:25 pm-10:46 pm

1 stop7h 21m

Houston George Bush Intcntl

Thu 3/5

6:40 am-1:33 pm

1 stop7h 53m

$388

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Sat 2/28

1:15 pm-12:11 am

2 stops9h 56m

Houston George Bush Intcntl

Wed 3/4

7:15 am-12:30 pm

1 stop6h 15m

$409

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Sun 3/1

2:25 pm-11:59 pm

1 stop8h 34m

Houston George Bush Intcntl

Thu 3/5

6:40 am-1:33 pm

1 stop7h 53m

$432

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 7/3

6:20 pm-8:41 am

2 stops13h 21m

Houston George Bush Intcntl

Tue 7/7

7:50 am-12:23 pm

1 stop5h 33m

$444

Great FallsHouston

GTF - HOU

GTFHOU

Great Falls

Wed 3/4

6:20 pm-10:01 am

2 stops14h 41m

Houston Hobby

Wed 3/11

6:00 am-5:42 pm

2 stops12h 42m

$539

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 28 results
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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.
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
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 February 12, 2026.
Read through reviews of airlines operating flights from Great Falls to Houston, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,180 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,180 reviews
Delta
7.9
Good
8,180 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,279 reviews
Delta
7.9
Good
8,180 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • What airport do you fly from for flights from Great Falls to Houston?

    Great Falls (GTF) is the airport you will fly out of if you book a flight from Great Falls to Houston. You should not have trouble finding flights to Houston from Great Falls; the airport handles an average of 0 outbound flights to Houston per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Great Falls airport to Houston. It is only a 3.5 mi journey to Great Falls (GTF) from Great Falls’s city center.

  • How long is the flight from Great Falls to Houston?

    For as low as $314, Delta can have you in Houston from Great Falls in 7h 29m. Great Falls and Houston are separated by a distance of 1478 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Great Falls to Houston round-trip?

    Cheapflights users have booked flights from Great Falls to Houston round-trip from $147. Another airline that can offer you cheap pricing is United Airlines.

  • Can I find deals for flights from Great Falls to Houston that include hotel bookings?

    Yes. In addition to deals on Great Falls to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Great Falls to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Great Falls to Houston.

  • Can I find deals for business class flights from Great Falls to Houston?

    Yes. Cheapflights offers flight deals from Great Falls to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Great Falls to Houston

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Top 2 airlines flying from Great Falls to Houston

Discover the top 2 airlines 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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$147Average$466FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$382Average$582FlexibilityNo cancel feeOn-time69%

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