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$363+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GTF
Jun 18 — Jun 251
Wed 6/18
Wed 6/25
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 June 13, 2025.

Round-trip from

$363
(United Airlines)

Popular in

October

Cheapest in

May
From Houston to Great Falls
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($158 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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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 June 13, 2025.

This United Airlines deal was found by Cheapflights users on 6/12. 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 8/168:25 amIAH - GTF
1 stop6h 11mUnited Airlines
Fri 8/227:00 amGTF - IAH
1 stop5h 39mUnited Airlines
Deal found 6/12$363
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:00 amIAH - GTF
1 stop12h 13mAlaska Airlines
Mon 11/36:53 pmGTF - IAH
1 stop22h 21mAlaska Airlines
Deal found 6/11$367
This Delta deal was found by Cheapflights users on 6/12. 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 8/1612:51 pmIAH - GTF
2 stops10h 54mDelta
Fri 8/225:45 amGTF - IAH
1 stop5h 11mDelta
Deal found 6/12$373
This Delta deal was found by Cheapflights users on 6/12. 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 8/1610:44 amHOU - GTF
2 stops13h 01mDelta
Fri 8/226:06 pmGTF - HOU
2 stops14h 43mDelta
Deal found 6/12$378

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 June 13, 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

Sat 8/16

8:25 am-1:36 pm

1 stop6h 11m

Great Falls

Fri 8/22

7:00 am-1:39 pm

1 stop5h 39m

$363

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Wed 10/29

7:00 am-6:13 pm

1 stop12h 13m

Great Falls

Mon 11/3

6:53 pm-6:14 pm

1 stop22h 21m

$367

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Sat 8/16

12:51 pm-10:45 pm

2 stops10h 54m

Great Falls

Fri 8/22

5:45 am-11:56 am

1 stop5h 11m

$373

HoustonGreat Falls

HOU - GTF

HOUGTF

Houston Hobby

Sat 8/16

10:44 am-10:45 pm

2 stops13h 01m

Great Falls

Fri 8/22

6:06 pm-9:49 am

2 stops14h 43m

$378

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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.

What is the cheapest time of day to fly from HOU to GTF?

Find hourly flight availability from Houston to Great Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 13, 2025.

It’s typically best to fly out from Houston to Great Falls at noon. Doing so could potentially save you 27% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Great Falls by month

Plan your trip to Great Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Great Falls ranges from 0.5 - 2.5 inches per month. June is typically the wettest month, when rainfall can reach 2.5 in. January is typically the driest time to visit Great Falls when rainfall is around 0.5 in.

Temperature in Great Falls by month

Plan your trip to Great Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Great Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 June 13, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 2 different airlines.

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

    According to our current data, United Airlines ($363), Alaska Airlines ($367), and Delta ($373) offers the cheapest pricing from Houston to Great Falls. These flights start at 37% 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

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Top 2 airlines flying from Houston to Great Falls

Discover the top 2 airlines 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 June 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$284Average$459FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$470Average$637FlexibilityNo cancel feeOn-time69%

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