Cheap flights from Great Falls to Houston from $362
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 11/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Not ready to book? to track prices.United Airlines flights from Great Falls to Houston George Bush Intcntl Airport
Our best United Airlines deals on Great Falls to Houston George Bush Intcntl Airport flight tickets
Delta flights from Great Falls to Houston George Bush Intcntl Airport
Our best Delta deals on Great Falls to Houston George Bush Intcntl Airport flight tickets
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Use the filters below to find and compare flights from Great Falls to Houston George Bush Intcntl Airport that are best for you.
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Fly to
Route
Depart
Return
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Sat 11/7
2:45 pm-10:53 pm
1 stop7h 08m
Houston George Bush Intcntl
Sat 11/14
8:30 am-1:49 pm
1 stop6h 19m
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Sat 11/14
1:21 pm-9:50 pm
1 stop7h 29m
Houston George Bush Intcntl
Tue 11/17
7:20 am-12:41 pm
1 stop6h 21m
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Sat 11/14
1:21 pm-9:50 pm
1 stop7h 29m
Houston George Bush Intcntl
Tue 11/17
2:32 pm-10:30 pm
2 stops8h 58m
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Sat 11/14
6:19 pm-8:46 am
2 stops13h 27m
Houston George Bush Intcntl
Tue 11/17
11:35 am-10:30 pm
2 stops11h 55m
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Sat 12/5
2:47 pm-11:59 pm
1 stop8h 12m
Houston George Bush Intcntl
Sat 12/12
7:20 am-1:49 pm
1 stop7h 29m
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Thu 1/14
5:30 am-12:26 pm
1 stop5h 56m
Houston George Bush Intcntl
Mon 1/18
7:50 am-12:27 pm
1 stop5h 37m
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Thu 1/14
5:30 am-5:40 pm
2 stops11h 10m
Houston George Bush Intcntl
Mon 1/18
7:50 am-12:27 pm
1 stop5h 37m
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Tue 1/12
2:32 pm-11:59 pm
1 stop8h 27m
Houston George Bush Intcntl
Sat 1/16
4:42 pm-9:42 pm
1 stop6h 00m
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Sat 1/9
2:32 pm-11:59 pm
1 stop8h 27m
Houston George Bush Intcntl
Wed 1/13
7:20 am-1:36 pm
1 stop7h 16m
Great FallsHouston
GTF Great Falls - IAH Houston George Bush Intcntl
GTFIAH
Great Falls
Sat 11/7
2:45 pm-10:53 pm
1 stop7h 08m
Houston George Bush Intcntl
Sat 11/14
10:01 am-9:38 pm
2 stops12h 37m
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How to get the cheapest flight ticket from Great Falls to Houston George Bush Intcntl Airport
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
When to book flights from Great Falls to Houston George Bush Intcntl Airport
Cheap Great Falls to Houston George Bush Intcntl Airport (GTF to IAH) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Great Falls to Houston George Bush Intcntl Airport
Frequently asked questions about flying from Great Falls to Houston George Bush Intcntl Airport
How far is Great Falls to Houston George Bush Intcntl by plane?
Great Falls and Houston George Bush Intcntl are 1477.1 mi apart from one another. 5h 56m is a normal flight duration for this route.
When did momondo last update prices for flights from Great Falls Airport to Houston George Bush Intcntl Airport?
Prices for flights from Great Falls Airport to Houston George Bush Intcntl Airport were last updated today.
How many operators does momondo search for flights from Great Falls Airport to Houston George Bush Intcntl Airport?
As of October 2026, there is 1 operator available to choose from for flights from Great Falls Airport to Houston George Bush Intcntl Airport.
How old do you have to be to fly from Great Falls Airport to Houston George Bush Intcntl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Great Falls Airport to Houston George Bush Intcntl Airport.
What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?
The travel and health documents required for your trip to Houston George Bush Intcntl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Houston George Bush Intcntl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Great Falls to Houston George Bush Intcntl Airport?
Based on momondo bookings for flights between Great Falls and Houston George Bush Intcntl Airport, the leading airline is United Airlines, making up 100% of the total bookings.
Best airlines flying from Great Falls to Houston George Bush Intcntl Airport
Compare and see reviews for airlines that fly from Great Falls to Houston George Bush Intcntl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $414 | Free Cancellation | Rating 7.4 10,350 reviews |
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Why should I use momondo to find a flight deal from Great Falls to Houston?
It is quick and easy to find Great Falls to Houston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.
Can I find flights from Great Falls to Houston with flexible booking policies on momondo?
Yes. All flights to Houston from Great Falls on momondo can be compared and filtered by various policies on offer, including flexible booking.
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.