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Cheap flights from Great Falls to Houston from $175

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to Houston departing on 7/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Great Falls to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:40 am - 3:04 pm
GTF
-
IAH
8h 24m
2 stops
Delta Logo
7:25 am - 5:42 pm
IAH
-
GTF
11h 17m
2 stops
$349Delta
Tue, Jul 7 - Sat, Jul 11
Delta Logo
1:20 pm - 9:52 pm
GTF
-
IAH
7h 32m
1 stop
Delta Logo
6:30 am - 5:44 pm
IAH
-
GTF
12h 14m
2 stops
$433Delta
Fri, Jun 19 - Fri, Jun 26
Multiple Airlines Logo
10:24 am - 10:44 am
GTF
-
IAH
23h 20m
2 stops
Multiple Airlines Logo
8:50 pm - 9:28 am
IAH
-
GTF
13h 38m
1 stop
$436Multiple Airlines
Fri, May 29 - Sun, Jun 7
United Airlines Logo
2:37 pm - 11:06 pm
GTF
-
IAH
7h 29m
1 stop
United Airlines Logo
6:30 am - 1:41 pm
IAH
-
GTF
8h 11m
1 stop
$437United Airlines
Sat, Jun 27 - Sat, Jul 4
Delta Logo
5:40 am - 7:52 pm
GTF
-
IAH
13h 12m
2 stops
Delta Logo
6:30 am - 5:44 pm
IAH
-
GTF
12h 14m
2 stops
$438Delta
Fri, Jun 19 - Fri, Jun 26
Delta Logo
1:07 pm - 10:17 pm
GTF
-
IAH
8h 10m
1 stop
Delta Logo
7:10 am - 5:44 pm
IAH
-
GTF
11h 34m
2 stops
$444Delta
Wed, May 27 - Sun, Jun 7
Alaska Airlines Logo
6:52 pm - 6:23 am
GTF
-
IAH
10h 31m
1 stop
Alaska Airlines Logo
6:02 am - 4:29 pm
IAH
-
GTF
11h 27m
1 stop
$448Alaska Airlines
Wed, May 27 - Wed, Jun 10
Delta Logo
6:19 pm - 8:39 am
GTF
-
IAH
13h 20m
2 stops
Delta Logo
7:10 am - 5:44 pm
IAH
-
GTF
11h 34m
2 stops
$449Delta
Fri, May 29 - Tue, Jun 9
United Airlines Logo
2:37 pm - 11:06 pm
GTF
-
IAH
7h 29m
1 stop
United Airlines Logo
6:30 am - 1:41 pm
IAH
-
GTF
8h 11m
1 stop
$473United Airlines
Fri, May 29 - Tue, Jun 9
Alaska Airlines Logo
5:09 pm - 9:48 am
GTF
-
HOU
15h 39m
2 stops
Alaska Airlines Logo
4:14 pm - 4:29 pm
HOU
-
GTF
25h 15m
2 stops
$909Alaska Airlines
Thu, Jul 16 - Sun, Jul 26

Alaska Airlines flights from Great Falls to Houston

Our best Alaska Airlines deals on Great Falls to Houston flight tickets
Alaska Airlines
May 27
GTF6:52 pmGreat Falls
10h 31m
1 stop
IAH6:23 amHouston George Bush Intcntl
Jun 10
IAH6:02 amHouston George Bush Intcntl
11h 27m
1 stop
GTF4:29 pmGreat Falls
$448
Alaska Airlines
May 28
GTF6:52 pmGreat Falls
10h 31m
1 stop
IAH6:23 amHouston George Bush Intcntl
Jun 1
IAH1:29 pmHouston George Bush Intcntl
29h 43m
2 stops
GTF6:12 pmGreat Falls
$619
Alaska Airlines
May 28
GTF6:52 pmGreat Falls
14h 25m
2 stops
IAH10:17 amHouston George Bush Intcntl
Jun 1
IAH1:29 pmHouston George Bush Intcntl
29h 43m
2 stops
GTF6:12 pmGreat Falls
$624

Delta flights from Great Falls to Houston

Our best Delta deals on Great Falls to Houston flight tickets
Delta
Jul 7
GTF5:40 amGreat Falls
8h 24m
2 stops
IAH3:04 pmHouston George Bush Intcntl
Jul 11
IAH7:25 amHouston George Bush Intcntl
11h 17m
2 stops
GTF5:42 pmGreat Falls
$349
Delta
Jun 19
GTF1:20 pmGreat Falls
7h 32m
1 stop
IAH9:52 pmHouston George Bush Intcntl
Jun 26
IAH6:30 amHouston George Bush Intcntl
12h 14m
2 stops
GTF5:44 pmGreat Falls
$433
Delta
Jun 19
GTF5:40 amGreat Falls
13h 12m
2 stops
IAH7:52 pmHouston George Bush Intcntl
Jun 26
IAH6:30 amHouston George Bush Intcntl
12h 14m
2 stops
GTF5:44 pmGreat Falls
$438

momondo 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, momondo users made 832,500 searches. Data last updated May 17, 2026.
Use the filters below to find and compare flights from Great Falls to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Tue 7/7

5:40 am-3:04 pm

2 stops8h 24m

Houston George Bush Intcntl

Sat 7/11

7:25 am-5:42 pm

2 stops11h 17m

$349

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 6/19

1:20 pm-9:52 pm

1 stop7h 32m

Houston George Bush Intcntl

Fri 6/26

6:30 am-5:44 pm

2 stops12h 14m

$433

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 5/29

10:24 am-10:44 am

2 stops23h 20m

Houston George Bush Intcntl

Sun 6/7

8:50 pm-9:28 am

1 stop13h 38m

$436
Quickest round-trip

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Sat 6/27

2:37 pm-11:06 pm

1 stop7h 29m

Houston George Bush Intcntl

Sat 7/4

6:30 am-1:41 pm

1 stop8h 11m

$437

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 6/19

5:40 am-7:52 pm

2 stops13h 12m

Houston George Bush Intcntl

Fri 6/26

6:30 am-5:44 pm

2 stops12h 14m

$438

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Wed 5/27

1:07 pm-10:17 pm

1 stop8h 10m

Houston George Bush Intcntl

Sun 6/7

7:10 am-5:44 pm

2 stops11h 34m

$444

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Wed 5/27

6:52 pm-6:23 am

1 stop10h 31m

Houston George Bush Intcntl

Wed 6/10

6:02 am-4:29 pm

1 stop11h 27m

$448

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 5/29

6:19 pm-8:39 am

2 stops13h 20m

Houston George Bush Intcntl

Tue 6/9

7:10 am-5:44 pm

2 stops11h 34m

$449

Great FallsHouston

GTF - IAH

GTFIAH

Great Falls

Fri 5/29

2:37 pm-11:06 pm

1 stop7h 29m

Houston George Bush Intcntl

Tue 6/9

6:30 am-1:41 pm

1 stop8h 11m

$473

Great FallsHouston

GTF - HOU

GTFHOU

Great Falls

Thu 7/16

5:09 pm-9:48 am

2 stops15h 39m

Houston Hobby

Sun 7/26

4:14 pm-4:29 pm

2 stops25h 15m

$909

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Great Falls to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Houston?

The month of June is, on average, the cheapest month to fly to Houston from Great Falls, with most prices found around $0. The month of February is another great option to travel to Houston, with average flight prices from Great Falls averaging around $0.

Cheap Great Falls to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Great Falls to Houston

Fastest flight time

5h 09m

Direct flights

None
The fastest flight from Great Falls to Houston takes 5h 09m
There are no direct flights from Great Falls to Houston. There are no popular flight routes from Great Falls to Houston.
Search flight deals

Frequently asked questions about flying from Great Falls to Houston

  • How far is Great Falls to Houston by plane?

    There are 1490.0 mi between Great Falls and Houston. 5h 09m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Great Falls Airport to Houston?

    Prices for flights from Great Falls Airport to Houston are updated daily.

  • How many operators does momondo search for flights from Great Falls Airport to Houston?

  • How old do you have to be to fly from Great Falls Airport to Houston?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Great Falls Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Great Falls to Houston

Compare and see reviews for airlines that fly from Great Falls to Houston with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $382Free CancellationRating
7.4
9,730 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Great Falls to Houston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Great Falls to Houston. momondo saves you time and could save you money on your trip.

Can I find flights from Great Falls to Houston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Houston from Great Falls which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Great Falls to Houston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Great Falls to Houston.

I’m not ready to book a flight from Great Falls to Houston right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from Great Falls and alert you when they change.

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