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 41% 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.

$339 Cheap Flights from Houston to Helena in 2025/26

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Find the cheapest flights from Houston to Helena

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Cheap round-trip flights

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7:20 am - 12:27 pmIAH-HLN

6h 07m1 stop

1:10 pm - 9:44 pmHLN-IAH

7h 34m1 stop

$419Delta

Find Deal

mar., ene. 6 - sáb., ene. 10

12:20 pm - 10:29 pmIAH-HLN

11h 09m2 stops

1:10 pm - 9:44 pmHLN-IAH

7h 34m1 stop

$424Delta

Find Deal

mié., ene. 7 - sáb., ene. 10

12:20 pm - 10:29 pmIAH-HLN

11h 09m2 stops

1:10 pm - 11:58 pmHLN-IAH

9h 48m2 stops

$429Delta

Find Deal

mié., ene. 7 - mar., ene. 13

5:57 pm - 5:22 pmIAH-HLN

24h 25m2 stops

5:59 pm - 4:55 pmHLN-IAH

21h 56m2 stops

$439Alaska Airlines

Find Deal

mar., ene. 6 - mar., ene. 13

5:57 pm - 5:22 pmIAH-HLN

24h 25m2 stops

5:59 pm - 4:55 pmHLN-IAH

21h 56m2 stops

$449Alaska Airlines

Find Deal

mar., ene. 6 - mié., ene. 14

7:20 am - 12:27 pmIAH-HLN

6h 07m1 stop

1:10 pm - 9:44 pmHLN-IAH

7h 34m1 stop

$453Delta

Find Deal

mar., ene. 6 - dom., ene. 11

5:55 pm - 5:22 pmIAH-HLN

24h 27m2 stops

5:59 pm - 4:55 pmHLN-IAH

21h 56m2 stops

$469Alaska Airlines

Find Deal

mié., ene. 7 - sáb., ene. 10

5:00 am - 9:31 pmIAH-HLN

17h 31m1 stop

6:15 am - 3:20 pmHLN-IAH

8h 05m1 stop

$517United Airlines

Find Deal

jue., ene. 1 - mié., ene. 7

5:00 am - 9:31 pmIAH-HLN

17h 31m1 stop

6:15 am - 11:59 pmHLN-IAH

16h 44m1 stop

$523United Airlines

Find Deal

jue., ene. 1 - vie., ene. 9

6:40 am - 1:45 pmIAH-HLN

8h 05m1 stop

6:15 am - 1:17 pmHLN-IAH

6h 02m1 stop

$533United Airlines

Find Deal

lun., ene. 5 - mié., ene. 7

Delta flights from Houston to Helena

Our best Delta deals on Houston to Helena flight tickets

Delta

Jan 6

IAH7:20 amHouston George Bush Intcntl

6h 07m

1 stop

HLN12:27 pmHelena

Jan 10

HLN1:10 pmHelena

7h 34m

1 stop

IAH9:44 pmHouston George Bush Intcntl

$419

Find similar

Delta

Jan 7

IAH12:20 pmHouston George Bush Intcntl

11h 09m

2 stops

HLN10:29 pmHelena

Jan 10

HLN1:10 pmHelena

7h 34m

1 stop

IAH9:44 pmHouston George Bush Intcntl

$424

Find similar

Delta

Jan 7

IAH12:20 pmHouston George Bush Intcntl

11h 09m

2 stops

HLN10:29 pmHelena

Jan 13

HLN1:10 pmHelena

9h 48m

2 stops

IAH11:58 pmHouston George Bush Intcntl

$429

Find similar

Alaska Airlines flights from Houston to Helena

Our best Alaska Airlines deals on Houston to Helena flight tickets

Alaska Airlines

Jan 6

IAH5:57 pmHouston George Bush Intcntl

24h 25m

2 stops

HLN5:22 pmHelena

Jan 13

HLN5:59 pmHelena

21h 56m

2 stops

IAH4:55 pmHouston George Bush Intcntl

$439

Find similar

Alaska Airlines

Jan 6

IAH5:57 pmHouston George Bush Intcntl

24h 25m

2 stops

HLN5:22 pmHelena

Jan 14

HLN5:59 pmHelena

21h 56m

2 stops

IAH4:55 pmHouston George Bush Intcntl

$449

Find similar

Alaska Airlines

Jan 7

IAH5:55 pmHouston George Bush Intcntl

24h 27m

2 stops

HLN5:22 pmHelena

Jan 10

HLN5:59 pmHelena

21h 56m

2 stops

IAH4:55 pmHouston George Bush Intcntl

$469

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

mar. 1/6

7:20 am-12:27 pm

1 stop6h 07m

Helena

sáb. 1/10

1:10 pm-9:44 pm

1 stop7h 34m

$419

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

mié. 1/7

12:20 pm-10:29 pm

2 stops11h 09m

Helena

sáb. 1/10

1:10 pm-9:44 pm

1 stop7h 34m

$424

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

mié. 1/7

12:20 pm-10:29 pm

2 stops11h 09m

Helena

mar. 1/13

1:10 pm-11:58 pm

2 stops9h 48m

$429

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

mar. 1/6

5:57 pm-5:22 pm

2 stops24h 25m

Helena

mar. 1/13

5:59 pm-4:55 pm

2 stops21h 56m

$439

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

mar. 1/6

5:57 pm-5:22 pm

2 stops24h 25m

Helena

mié. 1/14

5:59 pm-4:55 pm

2 stops21h 56m

$449

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

mar. 1/6

7:20 am-12:27 pm

1 stop6h 07m

Helena

dom. 1/11

1:10 pm-9:44 pm

1 stop7h 34m

$453

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

mié. 1/7

5:55 pm-5:22 pm

2 stops24h 27m

Helena

sáb. 1/10

5:59 pm-4:55 pm

2 stops21h 56m

$469

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

jue. 1/1

5:00 am-9:31 pm

1 stop17h 31m

Helena

mié. 1/7

6:15 am-3:20 pm

1 stop8h 05m

$517

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

jue. 1/1

5:00 am-9:31 pm

1 stop17h 31m

Helena

vie. 1/9

6:15 am-11:59 pm

1 stop16h 44m

$523

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

lun. 1/5

6:40 am-1:45 pm

1 stop8h 05m

Helena

mié. 1/7

6:15 am-1:17 pm

1 stop6h 02m

$533

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.

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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 48m.
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.