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$389+ Cheap flights from Houston to Great Falls (GTF)

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GTF
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
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 December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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.
Sat 12/204:35 pmIAH - GTF
1 stop7h 11mUnited Airlines
Sun 1/42:35 pmGTF - IAH
1 stop17h 03mUnited Airlines
Deal found 12/15$952
This Delta deal was found by Cheapflights users on 12/16. 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 12/3110:46 amHOU - GTF
2 stops12h 44mDelta
Sun 1/46:18 pmGTF - HOU
2 stops15h 03mDelta
Deal found 12/16$1,850
This Delta deal was found by Cheapflights users on 12/15. 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.
Sat 12/206:00 amHOU - GTF
2 stops12h 38mDelta
Sun 1/46:18 pmGTF - HOU
2 stops15h 03mDelta
Deal found 12/15$2,551

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 December 18, 2025.

Round-trip from

$389
(Alaska Airlines)

Popular in

June

Cheapest in

May

Average price

$864
From Houston to Great Falls
Search Deals
High demand for flights, 16% potential price rise
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Cheapest flight prices on average. 5% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 18, 2025.
Use the filters below to find and compare flights from Houston to Great Falls that are best for you.

Fly from

Houston

Fly to

Great Falls

Route

Depart

Return

Price

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Fri 1/30

5:55 pm-5:19 pm

2 stops24h 24m

Great Falls

Tue 2/3

5:59 pm-4:55 pm

2 stops21h 56m

$389

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Thu 1/22

5:55 pm-5:19 pm

2 stops24h 24m

Great Falls

Mon 1/26

5:59 pm-4:55 pm

2 stops21h 56m

$400

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Wed 1/14

4:42 pm-9:53 pm

1 stop6h 11m

Great Falls

Sun 1/18

2:29 pm-11:59 pm

1 stop8h 30m

$460

HoustonGreat Falls

HOU - GTF

HOUGTF

Houston Hobby

Wed 12/31

10:46 am-10:30 pm

2 stops12h 44m

Great Falls

Sun 1/4

6:18 pm-10:21 am

2 stops15h 03m

$1,850

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

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 0 different airlines.

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

    A quick flight from Houston to Great Falls can take about 12h 44m. Alaska Airlines provides one of the quickest options available for as low as $1,850. Houston and Great Falls are separated by a distance of 1500 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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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