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

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

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

The necessary travel and health documents for your Great Falls Airport 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.

$202 Cheap Flights from Houston to Great Falls in 2026

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Find the cheapest flights from Houston to Great Falls

Round-trip

One-way

Cheap round-trip flights

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7:20 am - 12:32 pm

IAH

GTF

6h 12m

1 stop

5:20 am - 11:58 am

GTF

IAH

5h 38m

1 stop

$226Delta

Tue, Feb 10 - Tue, Feb 17

6:20 am - 5:30 pm

IAH

GTF

12h 10m

2 stops

1:15 pm - 9:44 pm

GTF

IAH

7h 29m

1 stop

$303Delta

Tue, Feb 10 - Tue, Feb 17

7:00 am - 4:17 pm

IAH

GTF

10h 17m

1 stop

6:28 pm - 11:54 pm

GTF

IAH

28h 26m

1 stop

$339Alaska Airlines

Tue, Feb 24 - Sat, Feb 28

7:00 am - 4:17 pm

IAH

GTF

10h 17m

1 stop

6:28 pm - 6:18 pm

GTF

IAH

22h 50m

2 stops

$345Alaska Airlines

Tue, Feb 24 - Sat, Feb 28

7:00 am - 4:17 pm

IAH

GTF

10h 17m

1 stop

6:28 pm - 11:54 pm

GTF

IAH

28h 26m

1 stop

$379Alaska Airlines

Tue, Feb 24 - Sat, Feb 28

7:00 am - 4:17 pm

IAH

GTF

10h 17m

1 stop

6:28 pm - 6:18 pm

GTF

IAH

22h 50m

2 stops

$385Alaska Airlines

Tue, Feb 24 - Sat, Feb 28

6:30 am - 5:39 pm

IAH

GTF

12h 09m

2 stops

6:20 pm - 8:41 am

GTF

IAH

13h 21m

2 stops

$397Delta

Sat, May 16 - Mon, May 18

7:50 am - 12:23 pm

IAH

GTF

5h 33m

1 stop

6:20 pm - 8:41 am

GTF

IAH

13h 21m

2 stops

$422Delta

Sat, May 16 - Mon, May 18

5:55 pm - 5:19 pm

IAH

GTF

24h 24m

2 stops

4:57 pm - 5:53 pm

GTF

IAH

23h 56m

2 stops

$423Alaska Airlines

Tue, Feb 10 - Tue, Feb 17

11:34 am - 5:33 pm

IAH

GTF

6h 59m

1 stop

5:20 am - 11:58 am

GTF

IAH

5h 38m

1 stop

$437Delta

Fri, Feb 13 - Wed, Feb 18

Alaska Airlines flights from Houston to Great Falls

Our best Alaska Airlines deals on Houston to Great Falls flight tickets

Alaska Airlines

Feb 24

IAH7:00 amHouston George Bush Intcntl

10h 17m

1 stop

GTF4:17 pmGreat Falls

Feb 28

GTF6:28 pmGreat Falls

28h 26m

1 stop

IAH11:54 pmHouston George Bush Intcntl

$339

Alaska Airlines

Feb 24

IAH7:00 amHouston George Bush Intcntl

10h 17m

1 stop

GTF4:17 pmGreat Falls

Feb 28

GTF6:28 pmGreat Falls

22h 50m

2 stops

IAH6:18 pmHouston George Bush Intcntl

$345

Alaska Airlines

Feb 24

IAH7:00 amHouston George Bush Intcntl

10h 17m

1 stop

GTF4:17 pmGreat Falls

Feb 28

GTF6:28 pmGreat Falls

28h 26m

1 stop

IAH11:54 pmHouston George Bush Intcntl

$379

Delta flights from Houston to Great Falls

Our best Delta deals on Houston to Great Falls flight tickets

Delta

Feb 10

IAH7:20 amHouston George Bush Intcntl

6h 12m

1 stop

GTF12:32 pmGreat Falls

Feb 17

GTF5:20 amGreat Falls

5h 38m

1 stop

IAH11:58 amHouston George Bush Intcntl

$226

Delta

Feb 10

IAH6:20 amHouston George Bush Intcntl

12h 10m

2 stops

GTF5:30 pmGreat Falls

Feb 17

GTF1:15 pmGreat Falls

7h 29m

1 stop

IAH9:44 pmHouston George Bush Intcntl

$303

Delta

May 16

IAH6:30 amHouston George Bush Intcntl

12h 09m

2 stops

GTF5:39 pmGreat Falls

May 18

GTF6:20 pmGreat Falls

13h 21m

2 stops

IAH8:41 amHouston George Bush Intcntl

$397

Fly from

Fly to

Route

Depart

Return

Price

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Tue 2/10

7:20 am-12:32 pm

1 stop6h 12m

Great Falls

Tue 2/17

5:20 am-11:58 am

1 stop5h 38m

$226

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Tue 2/10

6:20 am-5:30 pm

2 stops12h 10m

Great Falls

Tue 2/17

1:15 pm-9:44 pm

1 stop7h 29m

$303

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Tue 2/24

7:00 am-4:17 pm

1 stop10h 17m

Great Falls

Sat 2/28

6:28 pm-11:54 pm

1 stop28h 26m

$339

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Tue 2/24

7:00 am-4:17 pm

1 stop10h 17m

Great Falls

Sat 2/28

6:28 pm-6:18 pm

2 stops22h 50m

$345

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Tue 2/24

7:00 am-4:17 pm

1 stop10h 17m

Great Falls

Sat 2/28

6:28 pm-11:54 pm

1 stop28h 26m

$379

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Tue 2/24

7:00 am-4:17 pm

1 stop10h 17m

Great Falls

Sat 2/28

6:28 pm-6:18 pm

2 stops22h 50m

$385

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Sat 5/16

6:30 am-5:39 pm

2 stops12h 09m

Great Falls

Mon 5/18

6:20 pm-8:41 am

2 stops13h 21m

$397

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Sat 5/16

7:50 am-12:23 pm

1 stop5h 33m

Great Falls

Mon 5/18

6:20 pm-8:41 am

2 stops13h 21m

$422

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Tue 2/10

5:55 pm-5:19 pm

2 stops24h 24m

Great Falls

Tue 2/17

4:57 pm-5:53 pm

2 stops23h 56m

$423

HoustonGreat Falls

IAH - GTF

IAHGTF

Houston George Bush Intcntl

Fri 2/13

11:34 am-5:33 pm

1 stop6h 59m

Great Falls

Wed 2/18

5:20 am-11:58 am

1 stop5h 38m

$437

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

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

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 airline that flies from Houston to Great Falls?

Delta is the most popular carrier operating from Houston to Great Falls

Cheap Houston to Great Falls flight deals and tips

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

Fastest flight time	6h 44m
Direct flights	None

The fastest flight from Houston to Great Falls takes 6h 44m

There are no direct flights from Houston to Great Falls. There are no popular flight routes from Houston to Great Falls.

Search flight deals

How far is Houston to Great Falls by plane?
Great Falls is 1490.0 mi away from Houston. 6h 44m is a normal flight duration for this route.
When did momondo last update prices for flights from Houston to Great Falls Airport?
Prices for flights from Houston to Great Falls Airport are updated daily.
How old do you have to be to fly from Houston to Great Falls Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The necessary travel and health documents for your Great Falls Airport 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.

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Why use momondo?

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

It is quick and easy to find Houston to Great Falls 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 Great Falls that suits you.

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

Flights from Houston to Great Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Great Falls from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Houston to Great Falls flights. All you need is a valid email address and we will do the rest; it is that quick and easy.