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$380+ 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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GTF
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap 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 septiembre 17, 2025.

Round-trip from

$380
(Delta)

Popular in

June

Cheapest in

May

Average price

$620
From Houston to Great Falls
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High demand for flights, 14% potential price rise
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Cheapest flight prices on average. 5% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 septiembre 17, 2025.

This Delta deal was found by Cheapflights users on 9/17. 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.
mié. 10/296:35 pmIAH - GTF
1 stop5h 31mDelta
lun. 11/31:08 pmGTF - IAH
1 stop7h 24mDelta
Deal found 9/17$380
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/295:51 pmIAH - GTF
2 stops25h 19mAlaska Airlines
lun. 11/36:50 pmGTF - IAH
2 stops21h 00mAlaska Airlines
Deal found 9/16$554
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/1910:15 amHOU - GTF
2 stops30h 34mAlaska Airlines
dom. 9/214:29 pmGTF - HOU
2 stops16h 15mAlaska Airlines
Deal found 9/15$1,552

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 septiembre 17, 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

mié. 10/29

6:35 pm-11:06 pm

1 stop5h 31m

Great Falls

lun. 11/3

1:08 pm-9:32 pm

1 stop7h 24m

$380

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

mié. 10/29

5:51 pm-6:10 pm

2 stops25h 19m

Great Falls

lun. 11/3

6:50 pm-4:50 pm

2 stops21h 00m

$554

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

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

What is the cheapest month to book a flight from Houston to Great Falls?

Currently, January is the cheapest month in which you can book a flight from Houston to Great Falls (average of $367). Flying from Houston to Great Falls in July is currently the most expensive (average of $574). 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 Great Falls

Get insights into the airlines that provide service to Great Falls. 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 Great Falls. Reviews last updated septiembre 17, 2025.
Read reviews from past customers who have flown United Airlines from Houston to Great Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

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 5h 31m. Delta provides one of the quickest options available for as low as $380. 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 ($528), offers the cheapest pricing from Houston to Great Falls. This flight start at 12% lower than the current average price 3 months from now.

  • 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.

  • What is the cheapest month to book a flight from Houston to Great Falls?

    Currently, January is the cheapest month in which you can book a flight from Houston to Great Falls (average of $367). Flying from Houston to Great Falls in July is currently the most expensive (average of $574). 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.

See more FAQs

Traveling to a place near Great Falls?

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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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$528Average$711FlexibilityNo cancel feeOn-time69%

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