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$229+ 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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GTF
Apr 8 — Apr 151
Wed 4/8
Wed 4/15
1 adult, Economy
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Cheap flight deals from Houston to Great Falls

Cheapest flights from Houston to Great Falls
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 March 9, 2026.

This Delta deal was found by Cheapflights users on 3/6. 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.
Mon 8/1011:55 am
IAH
-
GTF
1 stop6h 44m
Delta
Sat 8/151:10 pm
GTF
-
IAH
1 stop7h 28m
Delta
Deal found 3/6$318
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:00 am
IAH
-
GTF
1 stop11h 35m
Alaska Airlines
Sat 5/96:15 pm
GTF
-
IAH
1 stop10h 01m
Alaska Airlines
Deal found 3/5$359
This United Airlines deal was found by Cheapflights users on 3/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/252:41 pm
IAH
-
GTF
1 stop7h 36m
United Airlines
Tue 4/282:30 pm
GTF
-
IAH
1 stop5h 33m
United Airlines
Deal found 3/7$396
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:00 am
IAH
-
GTF
1 stop11h 23m
Alaska Airlines
Sat 8/85:03 pm
GTF
-
IAH
1 stop12h 17m
Alaska Airlines
Deal found 3/5$428
This Delta deal was found by Cheapflights users on 3/5. 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.
Sat 8/16:30 am
IAH
-
GTF
2 stops12h 09m
Delta
Sat 8/86:20 pm
GTF
-
IAH
2 stops13h 21m
Delta
Deal found 3/5$439
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:18 pm
IAH
-
GTF
2 stops24h 17m
Alaska Airlines
Sat 5/26:15 pm
GTF
-
IAH
1 stop10h 01m
Alaska Airlines
Deal found 3/8$445
This United Airlines deal was found by Cheapflights users on 3/4. 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.
Mon 3/168:15 am
IAH
-
GTF
1 stop6h 18m
United Airlines
Tue 3/172:30 pm
GTF
-
IAH
1 stop5h 25m
United Airlines
Deal found 3/4$458
This Alaska Airlines deal was found by Cheapflights users on 3/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:01 am
HOU
-
GTF
2 stops12h 34m
Alaska Airlines
Sat 5/96:15 pm
GTF
-
HOU
2 stops14h 11m
Alaska Airlines
Deal found 3/4$545
This Delta deal was found by Cheapflights users on 3/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:00 am
HOU
-
GTF
2 stops12h 42m
Delta
Mon 4/65:30 am
GTF
-
HOU
2 stops10h 02m
Delta
Deal found 3/4$1,109
This Alaska Airlines deal was found by Cheapflights users on 3/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:00 am
HOU
-
GTF
2 stops12h 48m
Alaska Airlines
Thu 3/124:57 pm
GTF
-
HOU
2 stops15h 46m
Alaska Airlines
Deal found 3/4$1,729

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 March 9, 2026.

Round-trip from

$318
(Delta)

One-way from

$229
(United Airlines)
From Houston to Great Falls
Search Deals
One-way flight from Houston to Great Falls
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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 March 9, 2026.
Use the filters below to find and compare flights from Houston to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Mon 8/10

11:55 am-5:39 pm

1 stop6h 44m

Great Falls

Sat 8/15

6:20 pm-8:32 am

2 stops13h 12m

$324

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Wed 5/6

7:00 am-5:35 pm

1 stop11h 35m

Great Falls

Sat 5/9

6:15 pm-5:16 am

1 stop10h 01m

$359
Quickest round-trip

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Tue 4/28

8:13 am-1:31 pm

1 stop6h 18m

Great Falls

Sat 5/2

2:35 pm-9:31 pm

1 stop5h 56m

$396

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Sat 4/25

5:00 am-5:35 pm

2 stops13h 35m

Great Falls

Tue 4/28

6:15 pm-5:16 am

1 stop10h 01m

$463

HoustonGreat Falls

HOU - GTF

HOUGTF

Houston Hobby

Wed 5/6

6:01 am-5:35 pm

2 stops12h 34m

Great Falls

Sat 5/9

6:15 pm-9:26 am

2 stops14h 11m

$545

HoustonGreat Falls

HOU - GTF

HOUGTF

Houston Hobby

Wed 4/1

6:00 am-5:42 pm

2 stops12h 42m

Great Falls

Mon 4/6

5:30 am-4:32 pm

2 stops10h 02m

$1,109
Cheapest one-way

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Mon 3/16

2:50 pm-9:11 pm

1 stop7h 21m

$229
Quickest one-way

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Tue 3/17

8:15 am-1:33 pm

1 stop6h 18m

$229

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Tue 3/17

5:25 am-5:42 pm

2 stops13h 17m

$235

HoustonGreat Falls

HOU - GTF

HOUGTF

Houston Hobby

Tue 3/17

6:00 am-5:42 pm

2 stops12h 42m

$530

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 13 resultsSorted by cheapest first
1
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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.
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
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Houston to Great Falls. 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 into for flights to Great Falls from Houston?

    Located just 3.5 mi from the city center, Great Falls is the airport most travelers will use when flying to Great Falls from Houston. Booking flights from Houston to Great Falls (GTF) should be relatively easy as there are 0 daily inbound flights from Houston from 1 airline.

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

    A quick flight from Houston to Great Falls can take about 6h 44m. Delta provides one of the quickest options available for as low as $324. Houston and Great Falls 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 is the cheapest airline to fly from Houston to Great Falls round-trip?

    According to our current data, United Airlines ($298), offers the cheapest pricing from Houston to Great Falls.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston to Great Falls 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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Top airline flying from Houston to Great Falls

Discover the top airline 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 March 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$298Average$610FlexibilityNo cancel feeOn-time69%

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