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 44% 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.

$381 Cheap Flights from Houston to Helena in 2025/26

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0 bags

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Find the cheapest flights from Houston to Helena

Round-trip

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Cheap round-trip flights

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7:45 am - 12:19 pm

IAH

HLN

5h 34m1 stop

5:30 am - 11:50 am

HLN

IAH

5h 20m1 stop

$381Delta

Tue, Mar 10 - Thu, Mar 12

5:55 pm - 6:11 pm

IAH

HLN

25h 16m2 stops

6:48 pm - 4:55 pm

HLN

IAH

21h 07m2 stops

$411Alaska Airlines

Fri, Jan 30 - Tue, Feb 3

7:00 am - 3:59 pm

IAH

HLN

9h 59m1 stop

4:36 pm - 5:53 pm

HLN

IAH

24h 17m2 stops

$438Alaska Airlines

Tue, Mar 10 - Mon, Mar 16

5:33 pm - 3:59 pm

IAH

HLN

23h 26m2 stops

4:36 pm - 5:53 pm

HLN

IAH

24h 17m2 stops

$451Alaska Airlines

Tue, Mar 10 - Mon, Mar 16

7:17 pm - 6:11 pm

IAH

HLN

23h 54m1 stop

6:48 pm - 11:54 pm

HLN

IAH

28h 06m1 stop

$452Alaska Airlines

Fri, Jan 30 - Tue, Feb 3

7:17 pm - 6:11 pm

IAH

HLN

23h 54m1 stop

6:48 pm - 4:55 pm

HLN

IAH

21h 07m2 stops

$458Alaska Airlines

Fri, Jan 30 - Tue, Feb 3

2:09 pm - 10:35 pm

IAH

HLN

9h 26m2 stops

5:30 am - 11:50 am

HLN

IAH

5h 20m1 stop

$459Delta

Mon, Mar 9 - Thu, Mar 12

7:45 am - 12:19 pm

IAH

HLN

5h 34m1 stop

12:59 pm - 9:36 pm

HLN

IAH

7h 37m1 stop

$484Delta

Tue, Mar 10 - Mon, Mar 16

2:50 pm - 9:25 pm

IAH

HLN

7h 35m1 stop

2:30 pm - 9:50 am

HLN

IAH

18h 20m1 stop

$501United Airlines

Tue, Mar 10 - Sun, Mar 15

7:00 am - 3:59 pm

IAH

HLN

9h 59m1 stop

4:36 pm - 5:53 pm

HLN

IAH

24h 17m2 stops

$511Alaska Airlines

Mon, Mar 9 - Mon, Mar 16

Delta flights from Houston to Helena

Our best Delta deals on Houston to Helena flight tickets

Delta

Mar 10

IAH7:45 amHouston George Bush Intcntl

5h 34m

1 stop

HLN12:19 pmHelena

Mar 12

HLN5:30 amHelena

5h 20m

1 stop

IAH11:50 amHouston George Bush Intcntl

$381

Find similar

Delta

Mar 9

IAH2:09 pmHouston George Bush Intcntl

9h 26m

2 stops

HLN10:35 pmHelena

Mar 12

HLN5:30 amHelena

5h 20m

1 stop

IAH11:50 amHouston George Bush Intcntl

$459

Find similar

Delta

Mar 10

IAH7:45 amHouston George Bush Intcntl

5h 34m

1 stop

HLN12:19 pmHelena

Mar 16

HLN12:59 pmHelena

7h 37m

1 stop

IAH9:36 pmHouston George Bush Intcntl

$484

Find similar

Alaska Airlines flights from Houston to Helena

Our best Alaska Airlines deals on Houston to Helena flight tickets

Alaska Airlines

Jan 30

IAH5:55 pmHouston George Bush Intcntl

25h 16m

2 stops

HLN6:11 pmHelena

Feb 3

HLN6:48 pmHelena

21h 07m

2 stops

IAH4:55 pmHouston George Bush Intcntl

$411

Find similar

Alaska Airlines

Mar 10

IAH7:00 amHouston George Bush Intcntl

9h 59m

1 stop

HLN3:59 pmHelena

Mar 16

HLN4:36 pmHelena

24h 17m

2 stops

IAH5:53 pmHouston George Bush Intcntl

$438

Find similar

Alaska Airlines

Jan 7

IAH5:55 pmHouston George Bush Intcntl

25h 16m

2 stops

HLN6:11 pmHelena

Jan 10

HLN6:48 pmHelena

21h 07m

2 stops

IAH4:55 pmHouston George Bush Intcntl

$440

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 3/10

7:45 am-12:19 pm

1 stop5h 34m

Helena

Thu 3/12

5:30 am-11:50 am

1 stop5h 20m

$381

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Fri 1/30

5:55 pm-6:11 pm

2 stops25h 16m

Helena

Tue 2/3

6:48 pm-4:55 pm

2 stops21h 07m

$411

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 3/10

7:00 am-3:59 pm

1 stop9h 59m

Helena

Mon 3/16

4:36 pm-5:53 pm

2 stops24h 17m

$438

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 3/10

5:33 pm-3:59 pm

2 stops23h 26m

Helena

Mon 3/16

4:36 pm-5:53 pm

2 stops24h 17m

$451

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Fri 1/30

7:17 pm-6:11 pm

1 stop23h 54m

Helena

Tue 2/3

6:48 pm-11:54 pm

1 stop28h 06m

$452

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Fri 1/30

7:17 pm-6:11 pm

1 stop23h 54m

Helena

Tue 2/3

6:48 pm-4:55 pm

2 stops21h 07m

$458

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Mon 3/9

2:09 pm-10:35 pm

2 stops9h 26m

Helena

Thu 3/12

5:30 am-11:50 am

1 stop5h 20m

$459

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 3/10

7:45 am-12:19 pm

1 stop5h 34m

Helena

Mon 3/16

12:59 pm-9:36 pm

1 stop7h 37m

$484

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 3/10

2:50 pm-9:25 pm

1 stop7h 35m

Helena

Sun 3/15

2:30 pm-9:50 am

1 stop18h 20m

$501

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Mon 3/9

7:00 am-3:59 pm

1 stop9h 59m

Helena

Mon 3/16

4:36 pm-5:53 pm

2 stops24h 17m

$511

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

Fastest flight time	5h 56m
Direct flights	None

The fastest flight from Houston to Helena takes 5h 56m

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 56m.
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.