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

Prices for flights from Helena Airport to Houston George Bush Intcntl Airport were last updated today.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to Houston George Bush Intcntl Airport.

What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

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

$359 Cheap Flights from Helena to Houston George Bush Intcntl Airport in 2026/27

Find the cheapest flights from Helena to Houston

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:50 pm - 9:36 pmHLN Helena-IAH Houston George Bush Intcntl

7h 46m1 stop Salt Lake City

7:50 am - 12:24 pmIAH Houston George Bush Intcntl-HLN Helena

5h 34m1 stop Salt Lake City

$359Delta

Wed, Jan 6 - Wed, Jan 20

5:45 am - 12:26 pmHLN Helena-IAH Houston George Bush Intcntl

5h 41m1 stop Salt Lake City

11:30 am - 10:41 pmIAH Houston George Bush Intcntl-HLN Helena

12h 11m2 stops Detroit Metropolitan Wayne County Salt Lake City

$364Delta

Wed, Jan 6 - Wed, Jan 20

5:45 am - 3:46 pmHLN Helena-IAH Houston George Bush Intcntl

9h 01m2 stops Salt Lake City Minneapolis St Paul

11:30 am - 10:41 pmIAH Houston George Bush Intcntl-HLN Helena

12h 11m2 stops Detroit Metropolitan Wayne County Salt Lake City

$369Delta

Wed, Jan 6 - Wed, Jan 20

1:08 pm - 9:58 pmHLN Helena-IAH Houston George Bush Intcntl

7h 50m1 stop Salt Lake City

7:10 am - 12:28 pmIAH Houston George Bush Intcntl-HLN Helena

6h 18m1 stop Salt Lake City

$394Delta

Thu, Oct 29 - Sat, Nov 7

1:08 pm - 11:53 pmHLN Helena-IAH Houston George Bush Intcntl

9h 45m2 stops Salt Lake City Los Angeles

7:10 am - 12:28 pmIAH Houston George Bush Intcntl-HLN Helena

6h 18m1 stop Salt Lake City

$399Delta

Thu, Oct 29 - Sat, Nov 7

7:15 am - 1:29 pmHLN Helena-IAH Houston George Bush Intcntl

5h 14m1 stop Salt Lake City

7:10 am - 12:28 pmIAH Houston George Bush Intcntl-HLN Helena

6h 18m1 stop Salt Lake City

$429Delta

Wed, Oct 21 - Sat, Oct 24

1:08 pm - 11:55 pmHLN Helena-IAH Houston George Bush Intcntl

9h 47m2 stops Salt Lake City Atlanta Hartsfield-Jackson

7:10 am - 12:28 pmIAH Houston George Bush Intcntl-HLN Helena

6h 18m1 stop Salt Lake City

$434Delta

Wed, Oct 21 - Sat, Oct 24

1:08 pm - 11:55 pmHLN Helena-IAH Houston George Bush Intcntl

9h 47m2 stops Salt Lake City Atlanta Hartsfield-Jackson

11:34 am - 10:29 pmIAH Houston George Bush Intcntl-HLN Helena

11h 55m2 stops Detroit Metropolitan Wayne County Salt Lake City

$439Delta

Thu, Oct 29 - Sat, Nov 7

6:15 am - 1:27 pmHLN Helena-IAH Houston George Bush Intcntl

6h 12m1 stop Denver Intl

2:46 pm - 9:32 pmIAH Houston George Bush Intcntl-HLN Helena

7h 46m1 stop Denver Intl

$469United Airlines

Tue, Jan 12 - Sat, Jan 16

1:08 pm - 11:55 pmHLN Helena-IAH Houston George Bush Intcntl

9h 47m2 stops Salt Lake City Atlanta Hartsfield-Jackson

9:42 am - 10:29 pmIAH Houston George Bush Intcntl-HLN Helena

13h 47m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$474Delta

Thu, Oct 29 - Sat, Nov 7

Cheap last minute flights

Enter your travel dates to find the best prices.

1:08 pm - 9:58 pmHLN Helena-IAH Houston George Bush Intcntl

7h 50m1 stop Salt Lake City

7:10 am - 12:28 pmIAH Houston George Bush Intcntl-HLN Helena

6h 18m1 stop Salt Lake City

$529Delta

Tue, Oct 13 - Sat, Oct 17

1:08 pm - 9:58 pmHLN Helena-IAH Houston George Bush Intcntl

7h 50m1 stop Salt Lake City

11:50 am - 10:29 pmIAH Houston George Bush Intcntl-HLN Helena

11h 39m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$534Delta

Tue, Oct 13 - Sat, Oct 17

1:08 pm - 11:55 pmHLN Helena-IAH Houston George Bush Intcntl

9h 47m2 stops Salt Lake City Atlanta Hartsfield-Jackson

11:50 am - 10:29 pmIAH Houston George Bush Intcntl-HLN Helena

11h 39m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$539Delta

Tue, Oct 13 - Sat, Oct 17

2:30 pm - 10:59 pmHLN Helena-IAH Houston George Bush Intcntl

7h 29m1 stop Denver Intl

6:20 am - 1:48 pmIAH Houston George Bush Intcntl-HLN Helena

8h 28m1 stop Denver Intl

$705United Airlines

Thu, Oct 15 - Mon, Oct 19

2:30 pm - 10:59 pmHLN Helena-IAH Houston George Bush Intcntl

7h 29m1 stop Denver Intl

9:55 pm - 1:48 pmIAH Houston George Bush Intcntl-HLN Helena

16h 53m2 stops Austin Bergstrom Denver Intl

$748United Airlines

Thu, Oct 15 - Mon, Oct 19

1:08 pm - 11:55 pmHLN Helena-IAH Houston George Bush Intcntl

9h 47m2 stops Salt Lake City Atlanta Hartsfield-Jackson

7:10 am - 12:28 pmIAH Houston George Bush Intcntl-HLN Helena

6h 18m1 stop Salt Lake City

$783Delta

Thu, Oct 15 - Mon, Oct 19

6:25 am - 3:18 pmHLN Helena-IAH Houston George Bush Intcntl

7h 53m1 stop Denver Intl

6:20 am - 1:48 pmIAH Houston George Bush Intcntl-HLN Helena

8h 28m1 stop Denver Intl

$799United Airlines

Thu, Oct 15 - Mon, Oct 19

1:08 pm - 9:58 pmHLN Helena-IAH Houston George Bush Intcntl

7h 50m1 stop Salt Lake City

7:10 am - 12:28 pmIAH Houston George Bush Intcntl-HLN Helena

6h 18m1 stop Salt Lake City

$824Delta

Wed, Oct 14 - Sat, Oct 17

1:08 pm - 9:58 pmHLN Helena-IAH Houston George Bush Intcntl

7h 50m1 stop Salt Lake City

9:40 am - 10:29 pmIAH Houston George Bush Intcntl-HLN Helena

13h 49m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$829Delta

Wed, Oct 14 - Sat, Oct 17

1:08 pm - 11:55 pmHLN Helena-IAH Houston George Bush Intcntl

9h 47m2 stops Salt Lake City Atlanta Hartsfield-Jackson

11:50 am - 10:29 pmIAH Houston George Bush Intcntl-HLN Helena

11h 39m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$834Delta

Wed, Oct 14 - Sat, Oct 17

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Delta flights from Helena to Houston George Bush Intcntl Airport

Our best Delta deals on Helena to Houston George Bush Intcntl Airport flight tickets

Delta

Jan 6

HLN12:50 pmHelena

7h 46m

1 stop

IAH9:36 pmHouston George Bush Intcntl

Jan 20

IAH7:50 amHouston George Bush Intcntl

5h 34m

1 stop

HLN12:24 pmHelena

$359

Delta

Jan 6

HLN5:45 amHelena

5h 41m

1 stop

IAH12:26 pmHouston George Bush Intcntl

Jan 20

IAH11:30 amHouston George Bush Intcntl

12h 11m

2 stops

HLN10:41 pmHelena

$364

Delta

Jan 6

HLN5:45 amHelena

9h 01m

2 stops

IAH3:46 pmHouston George Bush Intcntl

Jan 20

IAH11:30 amHouston George Bush Intcntl

12h 11m

2 stops

HLN10:41 pmHelena

$369

Alaska Airlines flights from Helena to Houston George Bush Intcntl Airport

Our best Alaska Airlines deals on Helena to Houston George Bush Intcntl Airport flight tickets

Alaska Airlines

Nov 3

HLN4:41 pmHelena

23h 13m

1 stop

IAH4:54 pmHouston George Bush Intcntl

Nov 6

IAH7:02 amHouston George Bush Intcntl

10h 02m

1 stop

HLN4:04 pmHelena

$529

Alaska Airlines

Mar 25

HLN4:08 pmHelena

6h 55m

1 stop

IAH12:03 amHouston George Bush Intcntl

Mar 29

IAH7:00 amHouston George Bush Intcntl

9h 31m

1 stop

HLN3:31 pmHelena

$610

Alaska Airlines

Mar 27

HLN4:08 pmHelena

6h 55m

1 stop

IAH12:03 amHouston George Bush Intcntl

Mar 30

IAH6:00 amHouston George Bush Intcntl

10h 31m

2 stops

HLN3:31 pmHelena

$647

momondo Fare Finder

Use the filters below to find and compare flights from Helena to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaHouston

HLN Helena - IAH Houston George Bush Intcntl

HLNIAH

Helena

Wed 1/6

12:50 pm-9:36 pm

1 stop7h 46m

Houston George Bush Intcntl

Wed 1/20

7:50 am-12:24 pm

1 stop5h 34m

$359

HelenaHouston

HLN Helena - IAH Houston George Bush Intcntl

HLNIAH

Helena

Wed 1/6

5:45 am-12:26 pm

1 stop5h 41m

Houston George Bush Intcntl

Wed 1/20

11:30 am-10:41 pm

2 stops12h 11m

$364

HelenaHouston

HLN Helena - IAH Houston George Bush Intcntl

HLNIAH

Helena

Wed 1/6

5:45 am-3:46 pm

2 stops9h 01m

Houston George Bush Intcntl

Wed 1/20

11:30 am-10:41 pm

2 stops12h 11m

$369

HelenaHouston

HLN Helena - IAH Houston George Bush Intcntl

HLNIAH

Helena

Thu 10/29

1:08 pm-9:58 pm

1 stop7h 50m

Houston George Bush Intcntl

Sat 11/7

7:10 am-12:28 pm

1 stop6h 18m

$394

HelenaHouston

HLN Helena - IAH Houston George Bush Intcntl

HLNIAH

Helena

Thu 10/29

1:08 pm-11:53 pm

2 stops9h 45m

Houston George Bush Intcntl

Sat 11/7

7:10 am-12:28 pm

1 stop6h 18m

$399

Quickest round-trip

HelenaHouston

HLN Helena - IAH Houston George Bush Intcntl

HLNIAH

Helena

Wed 10/21

7:15 am-1:29 pm

1 stop5h 14m

Houston George Bush Intcntl

Sat 10/24

7:10 am-12:28 pm

1 stop6h 18m

$429

HelenaHouston

HLN Helena - IAH Houston George Bush Intcntl

HLNIAH

Helena

Wed 10/21

1:08 pm-11:55 pm

2 stops9h 47m

Houston George Bush Intcntl

Sat 10/24

7:10 am-12:28 pm

1 stop6h 18m

$434

HelenaHouston

HLN Helena - IAH Houston George Bush Intcntl

HLNIAH

Helena

Thu 10/29

1:08 pm-11:55 pm

2 stops9h 47m

Houston George Bush Intcntl

Sat 11/7

11:34 am-10:29 pm

2 stops11h 55m

$439

HelenaHouston

HLN Helena - IAH Houston George Bush Intcntl

HLNIAH

Helena

Tue 1/12

6:15 am-1:27 pm

1 stop6h 12m

Houston George Bush Intcntl

Sat 1/16

2:46 pm-9:32 pm

1 stop7h 46m

$469

HelenaHouston

HLN Helena - IAH Houston George Bush Intcntl

HLNIAH

Helena

Thu 10/29

1:08 pm-11:55 pm

2 stops9h 47m

Houston George Bush Intcntl

Sat 11/7

9:42 am-10:29 pm

2 stops13h 47m

$474

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Helena to Houston George Bush Intcntl Airport

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 airlines fly to Houston George Bush Intcntl Airport?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Houston George Bush Intcntl Airport from Helena according to our data. United Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Houston George Bush Intcntl Airport. Keep in mind that there are 3 different airlines that fly to Houston George Bush Intcntl Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Helena to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Helena to Houston George Bush Intcntl Airport (HLN to IAH) flight deals and tips

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

Best Price Found	$359
Fastest flight time	6h 12m
Direct flights	None

The best flight deal from Helena to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $359

The fastest flight from Helena to Houston George Bush Intcntl Airport takes 6h 12m

There are no direct flights from Helena to Houston George Bush Intcntl Airport. There are no popular flight routes from Helena to Houston George Bush Intcntl Airport.

Search flight deals

Frequently asked questions about flying from Helena to Houston George Bush Intcntl Airport

How far is Helena to Houston George Bush Intcntl by plane?
The distance between Helena and Houston George Bush Intcntl is about 1454.1 mi. Typically, this will take 6h 12m by plane in normal conditions.
When did momondo last update prices for flights from Helena Airport to Houston George Bush Intcntl Airport?
Prices for flights from Helena Airport to Houston George Bush Intcntl Airport were last updated today.
How old do you have to be to fly from Helena Airport to Houston George Bush Intcntl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to Houston George Bush Intcntl Airport.
What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?
The travel and health documents required for your trip to Houston George Bush Intcntl 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 Houston George Bush Intcntl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Katy

The Woodlands

Humble

Montgomery

Conroe

Spring

Cypress

Jersey Village

Livingston

Tomball

Why use momondo?

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

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

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

Flights from Helena to Houston 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 Helena to Houston?

Once you have performed a search for Helena to Houston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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