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 40% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 5 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.

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.

$353 Cheap Flights from Houston to Helena in 2025/26

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Find the cheapest flights from Houston to Helena

Round-trip

One-way

Cheap round-trip flights

7:40 am - 12:26 pmIAH-HLN

5h 46m1 stop

5:30 am - 12:04 pmHLN-IAH

5h 34m1 stop

$353Delta

Find Deal

sáb., dic. 6 - mié., dic. 10

7:40 am - 12:26 pmIAH-HLN

5h 46m1 stop

5:30 am - 5:50 pmHLN-IAH

11h 20m2 stops

$358Delta

Find Deal

sáb., dic. 6 - mié., dic. 10

6:20 am - 5:51 pmIAH-HLN

12h 31m1 stop

6:28 pm - 11:59 pmHLN-IAH

28h 31m1 stop

$380Alaska Airlines

Find Deal

sáb., dic. 6 - mié., dic. 10

11:35 am - 10:30 pmIAH-HLN

11h 55m1 stop

1:06 pm - 11:57 pmHLN-IAH

9h 51m2 stops

$430Delta

Find Deal

sáb., dic. 6 - mié., dic. 10

7:00 am - 12:26 pmIAH-HLN

30h 26m2 stops

1:06 pm - 11:57 pmHLN-IAH

9h 51m2 stops

$454Delta

Find Deal

sáb., dic. 6 - mié., dic. 10

5:10 am - 10:30 pmIAH-HLN

18h 20m2 stops

5:30 am - 5:50 pmHLN-IAH

11h 20m2 stops

$476Delta

Find Deal

sáb., dic. 6 - mié., dic. 10

10:39 am - 10:30 pmHOU-HLN

12h 51m2 stops

1:06 pm - 11:46 pmHLN-HOU

9h 40m2 stops

$547Delta

Find Deal

sáb., dic. 6 - mié., dic. 10

6:00 am - 5:36 pmHOU-HLN

12h 36m2 stops

6:13 pm - 9:40 amHLN-HOU

14h 27m2 stops

$940Alaska Airlines

Find Deal

mié., oct. 29 - mié., nov. 5

10:04 am - 10:14 pmHOU-HLN

13h 10m2 stops

5:45 am - 5:40 pmHLN-HOU

10h 55m2 stops

$1,429Delta

Find Deal

dom., sep. 28 - jue., oct. 2

Alaska Airlines flights from Houston to Helena

Our best Alaska Airlines deals on Houston to Helena flight tickets

Alaska Airlines

Dec 6

IAH6:20 amHouston George Bush Intcntl

12h 31m

1 stop

HLN5:51 pmHelena

Dec 10

HLN6:28 pmHelena

28h 31m

1 stop

IAH11:59 pmHouston George Bush Intcntl

$380

Find similar

Alaska Airlines

Oct 29

HOU6:00 amHouston Hobby

12h 36m

2 stops

HLN5:36 pmHelena

Nov 5

HLN6:13 pmHelena

14h 27m

2 stops

HOU9:40 amHouston Hobby

$940

Find similar

Delta flights from Houston to Helena

Our best Delta deals on Houston to Helena flight tickets

Delta

Dec 6

IAH7:40 amHouston George Bush Intcntl

5h 46m

1 stop

HLN12:26 pmHelena

Dec 10

HLN5:30 amHelena

5h 34m

1 stop

IAH12:04 pmHouston George Bush Intcntl

$353

Find similar

Delta

Dec 6

IAH7:40 amHouston George Bush Intcntl

5h 46m

1 stop

HLN12:26 pmHelena

Dec 10

HLN5:30 amHelena

11h 20m

2 stops

IAH5:50 pmHouston George Bush Intcntl

$358

Find similar

Delta

Dec 6

IAH11:35 amHouston George Bush Intcntl

11h 55m

1 stop

HLN10:30 pmHelena

Dec 10

HLN1:06 pmHelena

9h 51m

2 stops

IAH11:57 pmHouston George Bush Intcntl

$430

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

sáb. 12/6

7:40 am-12:26 pm

1 stop5h 46m

Helena

mié. 12/10

5:30 am-12:04 pm

1 stop5h 34m

$353

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

sáb. 12/6

7:40 am-12:26 pm

1 stop5h 46m

Helena

mié. 12/10

5:30 am-5:50 pm

2 stops11h 20m

$358

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

sáb. 12/6

6:20 am-5:51 pm

1 stop12h 31m

Helena

mié. 12/10

6:28 pm-11:59 pm

1 stop28h 31m

$380

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

sáb. 12/6

11:35 am-10:30 pm

1 stop11h 55m

Helena

mié. 12/10

1:06 pm-11:57 pm

2 stops9h 51m

$430

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

sáb. 12/6

7:00 am-12:26 pm

2 stops30h 26m

Helena

mié. 12/10

1:06 pm-11:57 pm

2 stops9h 51m

$454

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

sáb. 12/6

5:10 am-10:30 pm

2 stops18h 20m

Helena

mié. 12/10

5:30 am-5:50 pm

2 stops11h 20m

$476

HoustonHelena

HOU - HLN

HOUHLN

Houston Hobby

sáb. 12/6

10:39 am-10:30 pm

2 stops12h 51m

Helena

mié. 12/10

1:06 pm-11:46 pm

2 stops9h 40m

$547

HoustonHelena

HOU - HLN

HOUHLN

Houston Hobby

mié. 10/29

6:00 am-5:36 pm

2 stops12h 36m

Helena

mié. 11/5

6:13 pm-9:40 am

2 stops14h 27m

$940

HoustonHelena

HOU - HLN

HOUHLN

Houston Hobby

dom. 9/28

10:04 am-10:14 pm

2 stops13h 10m

Helena

jue. 10/2

5:45 am-5:40 pm

2 stops10h 55m

$1,429

Flights are sorted by cheapest round-trip flights first.

Sorted 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

Prices

Airlines

What is the cheapest time of day to depart on your flight to Helena?

According to our data, the cheapest time of day to fly to Helena is in the afternoon. momondo users have found flights departing from Houston to Helena in the afternoon for as low as $745. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Helena is at noon when prices are around $785.

Cheap Houston to Helena flight deals and tips

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

Direct flights	None

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 46m.
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.