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

Prices for flights from Houston to Helena Airport are updated daily.

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

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 Houston to Helena Airport.

What documentation or ID do you need to fly to Helena Airport?

The travel and health documents required for your trip to Helena 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 Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$205 Cheap Flights from Houston to Helena in 2026

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Find the cheapest flights from Houston to Helena

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:45 am - 12:23 pm

IAH

HLN

5h 38m

1 stop

1:03 pm - 10:17 pm

HLN

IAH

8h 14m

1 stop

$349Delta

Wed, May 13 - Sun, May 17

11:34 am - 10:33 pm

IAH

HLN

11h 59m

2 stops

1:03 pm - 10:17 pm

HLN

IAH

8h 14m

1 stop

$354Delta

Wed, May 13 - Sun, May 17

7:00 am - 1:39 pm

IAH

HLN

7h 39m

1 stop

2:25 pm - 11:14 pm

HLN

IAH

7h 49m

1 stop

$399United Airlines

Wed, Apr 1 - Sun, Apr 5

2:27 pm - 5:45 pm

IAH

HLN

28h 18m

2 stops

6:22 pm - 5:16 am

HLN

IAH

9h 54m

1 stop

$411Alaska Airlines

Tue, Apr 21 - Sat, Apr 25

2:27 pm - 5:45 pm

IAH

HLN

28h 18m

2 stops

6:22 pm - 5:16 am

HLN

IAH

9h 54m

1 stop

$421Alaska Airlines

Tue, Apr 21 - Sat, Apr 25

7:00 am - 1:39 pm

IAH

HLN

7h 39m

1 stop

2:25 pm - 11:14 pm

HLN

IAH

7h 49m

1 stop

$429United Airlines

Tue, Apr 14 - Sat, Apr 18

7:00 am - 1:39 pm

IAH

HLN

7h 39m

1 stop

2:25 pm - 11:59 pm

HLN

IAH

8h 34m

1 stop

$439United Airlines

Tue, Apr 14 - Sat, Apr 18

2:27 pm - 5:45 pm

IAH

HLN

28h 18m

2 stops

6:22 pm - 5:16 am

HLN

IAH

9h 54m

1 stop

$441Alaska Airlines

Tue, Apr 21 - Sat, Apr 25

8:00 am - 4:06 pm

IAH

HLN

9h 06m

1 stop

4:43 pm - 6:23 am

HLN

IAH

12h 40m

1 stop

$454Alaska Airlines

Thu, May 14 - Sun, May 17

11:33 am - 10:30 pm

HOU

HLN

11h 57m

2 stops

5:40 am - 4:28 pm

HLN

HOU

9h 48m

2 stops

$1,308Delta

Sun, Apr 12 - Thu, Apr 16

Delta flights from Houston to Helena

Our best Delta deals on Houston to Helena flight tickets

Delta

May 13

IAH7:45 amHouston George Bush Intcntl

5h 38m

1 stop

HLN12:23 pmHelena

May 17

HLN1:03 pmHelena

8h 14m

1 stop

IAH10:17 pmHouston George Bush Intcntl

$349

Delta

May 13

IAH11:34 amHouston George Bush Intcntl

11h 59m

2 stops

HLN10:33 pmHelena

May 17

HLN1:03 pmHelena

8h 14m

1 stop

IAH10:17 pmHouston George Bush Intcntl

$354

Delta

May 13

IAH11:34 amHouston George Bush Intcntl

11h 59m

2 stops

HLN10:33 pmHelena

May 17

HLN1:03 pmHelena

9h 52m

2 stops

IAH11:55 pmHouston George Bush Intcntl

$468

United Airlines flights from Houston to Helena

Our best United Airlines deals on Houston to Helena flight tickets

United Airlines

Apr 1

IAH7:00 amHouston George Bush Intcntl

7h 39m

1 stop

HLN1:39 pmHelena

Apr 5

HLN2:25 pmHelena

7h 49m

1 stop

IAH11:14 pmHouston George Bush Intcntl

$399

United Airlines

Apr 14

IAH7:00 amHouston George Bush Intcntl

7h 39m

1 stop

HLN1:39 pmHelena

Apr 18

HLN2:25 pmHelena

7h 49m

1 stop

IAH11:14 pmHouston George Bush Intcntl

$429

United Airlines

Apr 14

IAH7:00 amHouston George Bush Intcntl

7h 39m

1 stop

HLN1:39 pmHelena

Apr 18

HLN2:25 pmHelena

8h 34m

1 stop

IAH11:59 pmHouston George Bush Intcntl

$439

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Wed 5/13

7:45 am-12:23 pm

1 stop5h 38m

Helena

Sun 5/17

1:03 pm-10:17 pm

1 stop8h 14m

$349

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Wed 5/13

11:34 am-10:33 pm

2 stops11h 59m

Helena

Sun 5/17

1:03 pm-10:17 pm

1 stop8h 14m

$354

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Wed 4/1

7:00 am-1:39 pm

1 stop7h 39m

Helena

Sun 4/5

2:25 pm-11:14 pm

1 stop7h 49m

$399

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 4/21

2:27 pm-5:45 pm

2 stops28h 18m

Helena

Sat 4/25

6:22 pm-5:16 am

1 stop9h 54m

$411

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 4/21

2:27 pm-5:45 pm

2 stops28h 18m

Helena

Sat 4/25

6:22 pm-5:16 am

1 stop9h 54m

$421

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 4/14

7:00 am-1:39 pm

1 stop7h 39m

Helena

Sat 4/18

2:25 pm-11:14 pm

1 stop7h 49m

$429

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 4/14

7:00 am-1:39 pm

1 stop7h 39m

Helena

Sat 4/18

2:25 pm-11:59 pm

1 stop8h 34m

$439

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 4/21

2:27 pm-5:45 pm

2 stops28h 18m

Helena

Sat 4/25

6:22 pm-5:16 am

1 stop9h 54m

$441

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Thu 5/14

8:00 am-4:06 pm

1 stop9h 06m

Helena

Sun 5/17

4:43 pm-6:23 am

1 stop12h 40m

$454

HoustonHelena

HOU - HLN

HOUHLN

Houston Hobby

Sun 4/12

11:33 am-10:30 pm

2 stops11h 57m

Helena

Thu 4/16

5:40 am-4:28 pm

2 stops9h 48m

$1,308

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston to Helena

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 Helena?

Alaska Airlines is the most popular carrier operating from Houston to Helena

What airlines fly to Helena?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Helena from Houston according to our data. United Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 4 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.

Cheap Houston to Helena flight deals and tips

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

Fastest flight time	5h 38m
Direct flights	None

The fastest flight from Houston to Helena takes 5h 38m

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

Search flight deals

How far is Houston to Helena by plane?
A flight from Houston to Helena will travel around 1466.5 mi. By plane, this route typically takes 5h 38m.
When did momondo last update prices for flights from Houston to Helena Airport?
Prices for flights from Houston to Helena Airport are updated daily.
How old do you have to be to fly from Houston to Helena Airport?
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 Houston to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The travel and health documents required for your trip to Helena 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 Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

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

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

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

How can momondo help me find flights from Houston to Helena?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Helena from Houston.

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

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