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$318+ Cheap flights from Great Falls (GTF) to Houston

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — HOU
Feb 6 — Feb 131
Fri 2/6
Fri 2/13
1 adult, Economy
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Cheap 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 January 7, 2026.

Round-trip from

$318
(Delta)
From Great Falls to Houston
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Find 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 January 7, 2026.

This Delta deal was found by Cheapflights users on 1/7. 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 3/65:20 amGTF - IAH
1 stop5h 38mDelta
Tue 3/107:45 amIAH - GTF
1 stop5h 39mDelta
Deal found 1/7$318
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 3/2610:02 pmGTF - IAH
1 stop10h 40mMultiple Airlines
Sun 3/298:56 pmIAH - GTF
1 stop13h 34mMultiple Airlines
Deal found 1/7$372
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 3/610:45 amGTF - IAH
1 stop18h 09mMultiple Airlines
Sun 3/82:05 pmIAH - GTF
1 stop20h 50mMultiple Airlines
Deal found 1/7$392
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 2/1310:42 amGTF - IAH
1 stop9h 35mMultiple Airlines
Sat 2/219:36 pmIAH - GTF
2 stops37h 16mMultiple Airlines
Deal found 1/5$405
This Delta deal was found by Cheapflights users on 1/5. 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 2/131:15 pmGTF - IAH
1 stop7h 29mDelta
Sat 2/217:15 amIAH - GTF
1 stop6h 15mDelta
Deal found 1/5$412
This Delta deal was found by Cheapflights users on 1/7. 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 3/265:30 amGTF - IAH
1 stop5h 20mDelta
Sun 3/297:45 amIAH - GTF
1 stop5h 39mDelta
Deal found 1/7$458
This Alaska Airlines deal was found by Cheapflights users on 1/7. 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 3/64:57 pmGTF - IAH
2 stops14h 26mAlaska Airlines
Tue 3/106:00 amIAH - GTF
2 stops11h 17mAlaska Airlines
Deal found 1/7$555
This United Airlines deal was found by Cheapflights users on 1/4. 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 1/132:29 pmGTF - IAH
1 stop5h 25mUnited Airlines
Sat 1/179:50 pmIAH - GTF
2 stops16h 58mUnited Airlines
Deal found 1/4$649
This Delta deal was found by Cheapflights users on 1/6. 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 1/215:30 amGTF - HOU
2 stops9h 40mDelta
Sun 1/255:45 amHOU - GTF
2 stops12h 45mDelta
Deal found 1/6$979

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 January 7, 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

Fri 3/6

5:20 am-11:58 am

1 stop5h 38m

Houston George Bush Intcntl

Tue 3/10

11:39 am-10:30 pm

2 stops11h 51m

$324

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Thu 3/26

10:02 pm-9:42 am

1 stop10h 40m

Houston George Bush Intcntl

Sun 3/29

8:56 pm-9:30 am

1 stop13h 34m

$372

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 2/13

10:42 am-9:17 pm

1 stop9h 35m

Houston George Bush Intcntl

Sat 2/21

9:36 pm-9:52 am

2 stops37h 16m

$405

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 2/13

1:15 pm-9:44 pm

1 stop7h 29m

Houston George Bush Intcntl

Sat 2/21

7:15 am-12:30 pm

1 stop6h 15m

$412

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 3/6

10:45 am-7:29 am

2 stops19h 44m

Houston George Bush Intcntl

Sun 3/8

2:05 pm-9:55 am

1 stop20h 50m

$440

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Thu 3/26

5:30 am-11:50 am

1 stop5h 20m

Houston George Bush Intcntl

Sun 3/29

7:45 am-12:24 pm

1 stop5h 39m

$458

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 3/6

4:57 pm-8:23 am

2 stops14h 26m

Houston George Bush Intcntl

Tue 3/10

6:00 am-4:17 pm

2 stops11h 17m

$555

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 2/13

2:25 pm-8:34 am

2 stops17h 09m

Houston George Bush Intcntl

Sat 2/21

7:20 am-9:33 pm

2 stops15h 13m

$774

Great FallsHouston

GTF - HOU

GTFHOU

Great Falls

Wed 1/21

5:30 am-4:10 pm

2 stops9h 40m

Houston Hobby

Sun 1/25

5:45 am-5:30 pm

2 stops12h 45m

$979

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 2/13

2:25 pm-10:46 pm

1 stop7h 21m

$532

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

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 January 7, 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
8,022 reviews

Crew

8.5

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Food

7.2

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
8,022 reviews
Delta
7.9
Good
8,022 reviews

Crew

8.5

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Food

7.2

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
9,138 reviews
Delta
7.9
Good
8,022 reviews

Crew

8.5

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Food

7.2

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 $318, Delta can have you in Houston from Great Falls in 5h 38m. Great Falls and Houston are separated by a distance of 1478 mi.

  • 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 January 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$147Average$506FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$382Average$582FlexibilityNo cancel feeOn-time69%

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