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Cheap flights from Helena to Houston from $281

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Houston departing on 10/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helena to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:50 pm - 9:36 pm
HLN
-
IAH
7h 46m
1 stop
Delta Logo
7:50 am - 12:24 pm
IAH
-
HLN
5h 34m
1 stop
$329Delta
Wed, Jan 6 - Wed, Jan 20
Delta Logo
12:50 pm - 9:36 pm
HLN
-
IAH
7h 46m
1 stop
Delta Logo
1:15 pm - 10:41 pm
IAH
-
HLN
10h 26m
2 stops
$334Delta
Wed, Jan 6 - Wed, Jan 20
Delta Logo
5:45 am - 3:46 pm
HLN
-
IAH
9h 01m
2 stops
Delta Logo
1:15 pm - 10:41 pm
IAH
-
HLN
10h 26m
2 stops
$339Delta
Wed, Jan 6 - Wed, Jan 20
Alaska Airlines Logo
5:18 pm - 5:13 pm
HLN
-
IAH
22h 55m
1 stop
Alaska Airlines Logo
2:34 pm - 4:41 pm
IAH
-
HLN
27h 07m
1 stop
$364Alaska Airlines
Fri, Sep 25 - Tue, Sep 29
Delta Logo
1:03 pm - 11:57 pm
HLN
-
IAH
9h 54m
2 stops
Delta Logo
7:20 am - 12:23 pm
IAH
-
HLN
6h 03m
1 stop
$369Delta
Thu, Oct 29 - Sat, Nov 7
Delta Logo
5:45 am - 4:30 pm
HLN
-
HOU
9h 45m
2 stops
Delta Logo
10:05 am - 10:41 pm
HOU
-
HLN
13h 36m
2 stops
$374Delta
Wed, Jan 6 - Wed, Jan 20
Delta Logo
1:03 pm - 9:48 pm
HLN
-
IAH
7h 45m
1 stop
Delta Logo
7:20 am - 12:23 pm
IAH
-
HLN
6h 03m
1 stop
$394Delta
Thu, Oct 29 - Fri, Nov 6
United Airlines Logo
2:34 pm - 11:58 pm
HLN
-
IAH
8h 24m
1 stop
United Airlines Logo
8:30 am - 1:49 pm
IAH
-
HLN
6h 19m
1 stop
$419United Airlines
Wed, Nov 4 - Sat, Nov 7
Alaska Airlines Logo
4:48 pm - 10:14 am
HLN
-
IAH
16h 26m
2 stops
Alaska Airlines Logo
7:01 am - 4:04 pm
IAH
-
HLN
10h 03m
1 stop
$425Alaska Airlines
Thu, Oct 29 - Sat, Nov 7
Alaska Airlines Logo
4:48 pm - 10:14 am
HLN
-
IAH
16h 26m
2 stops
Alaska Airlines Logo
4:47 pm - 4:04 pm
IAH
-
HLN
24h 17m
2 stops
$439Alaska Airlines
Thu, Oct 29 - Sat, Nov 7

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Alaska Airlines flights from Helena to Houston

Our best Alaska Airlines deals on Helena to Houston flight tickets
Alaska Airlines
Sep 25
HLN5:18 pmHelena
22h 55m
1 stop
IAH5:13 pmHouston George Bush Intcntl
Sep 29
IAH2:34 pmHouston George Bush Intcntl
27h 07m
1 stop
HLN4:41 pmHelena
$364
Alaska Airlines
Oct 29
HLN4:48 pmHelena
16h 26m
2 stops
IAH10:14 amHouston George Bush Intcntl
Nov 7
IAH7:01 amHouston George Bush Intcntl
10h 03m
1 stop
HLN4:04 pmHelena
$425
Alaska Airlines
Oct 29
HLN4:48 pmHelena
16h 26m
2 stops
IAH10:14 amHouston George Bush Intcntl
Nov 7
IAH4:47 pmHouston George Bush Intcntl
24h 17m
2 stops
HLN4:04 pmHelena
$439

Delta flights from Helena to Houston

Our best Delta deals on Helena to Houston 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
$329
Delta
Jan 6
HLN12:50 pmHelena
7h 46m
1 stop
IAH9:36 pmHouston George Bush Intcntl
Jan 20
IAH1:15 pmHouston George Bush Intcntl
10h 26m
2 stops
HLN10:41 pmHelena
$334
Delta
Jan 6
HLN5:45 amHelena
9h 01m
2 stops
IAH3:46 pmHouston George Bush Intcntl
Jan 20
IAH1:15 pmHouston George Bush Intcntl
10h 26m
2 stops
HLN10:41 pmHelena
$339

momondo Fare Finder

 
Customize your flight search to find flights from Helena to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 11, 2026.
Use the filters below to find and compare flights from Helena to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HelenaHouston

HLN - IAH

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

$329

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 1/6

12:50 pm-9:36 pm

1 stop7h 46m

Houston George Bush Intcntl

Wed 1/20

1:15 pm-10:41 pm

2 stops10h 26m

$334

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 1/6

5:45 am-3:46 pm

2 stops9h 01m

Houston George Bush Intcntl

Wed 1/20

1:15 pm-10:41 pm

2 stops10h 26m

$339

HelenaHouston

HLN - IAH

HLNIAH

Helena

Fri 9/25

5:18 pm-5:13 pm

1 stop22h 55m

Houston George Bush Intcntl

Tue 9/29

2:34 pm-4:41 pm

1 stop27h 07m

$364

HelenaHouston

HLN - IAH

HLNIAH

Helena

Thu 10/29

1:03 pm-11:57 pm

2 stops9h 54m

Houston George Bush Intcntl

Sat 11/7

7:20 am-12:23 pm

1 stop6h 03m

$369

HelenaHouston

HLN - HOU

HLNHOU

Helena

Wed 1/6

5:45 am-4:30 pm

2 stops9h 45m

Houston Hobby

Wed 1/20

10:05 am-10:41 pm

2 stops13h 36m

$374

HelenaHouston

HLN - IAH

HLNIAH

Helena

Thu 10/29

1:03 pm-9:48 pm

1 stop7h 45m

Houston George Bush Intcntl

Fri 11/6

7:20 am-12:23 pm

1 stop6h 03m

$394

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 11/4

2:34 pm-11:58 pm

1 stop8h 24m

Houston George Bush Intcntl

Sat 11/7

8:30 am-1:49 pm

1 stop6h 19m

$419

HelenaHouston

HLN - IAH

HLNIAH

Helena

Thu 10/29

4:48 pm-10:14 am

2 stops16h 26m

Houston George Bush Intcntl

Sat 11/7

7:01 am-4:04 pm

1 stop10h 03m

$425

HelenaHouston

HLN - IAH

HLNIAH

Helena

Thu 10/29

4:48 pm-10:14 am

2 stops16h 26m

Houston George Bush Intcntl

Sat 11/7

4:47 pm-4:04 pm

2 stops24h 17m

$439

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Helena to Houston

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 Helena to Houston?

Alaska Airlines and Delta are the most popular carriers operating from Helena to Houston

What airlines fly to Houston?

United Airlines, Delta and Southwest are the top three most popular airlines that fly to Houston from Helena according to our data. United Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 5 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

Cheap Helena to Houston flight deals and tips

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

Fastest flight time

6h 16m

Direct flights

None
The fastest flight from Helena to Houston takes 6h 16m
There are no direct flights from Helena to Houston. There are no popular flight routes from Helena to Houston.
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Frequently asked questions about flying from Helena to Houston

  • How far is Helena to Houston by plane?

    A flight from Helena to Houston will travel around 1466.5 mi. Flights usually cover this in 6h 16m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Helena Airport to Houston are refreshed on a daily basis.

  • How many operators does momondo search for flights from Helena Airport to Houston?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Helena to Houston

Compare and see reviews for airlines that fly from Helena to Houston with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $144Free CancellationRating
7.8
8,457 reviews
Search Delta flights
United AirlinesPriceFrom $348Free CancellationRating
7.4
9,976 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Houston from Helena is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Houston quick and easy, saving you time and money.

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

Yes. All flights to Houston from Helena on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Helena and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Houston from Helena are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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