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Cheap flights from Helena to Houston from $210

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 10/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Helena to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:30 pm - 10:45 pm
HLN
-
IAH
7h 15m
1 stop
United Airlines Logo
7:30 am - 1:27 pm
IAH
-
HLN
6h 57m
1 stop
$419United Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
2:30 pm - 10:45 pm
HLN
-
IAH
7h 15m
1 stop
United Airlines Logo
7:20 am - 8:59 pm
IAH
-
HLN
14h 39m
2 stops
$550United Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
2:30 pm - 6:02 am
HLN
-
IAH
14h 32m
2 stops
United Airlines Logo
7:30 am - 1:27 pm
IAH
-
HLN
6h 57m
1 stop
$556United Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
2:35 pm - 9:46 pm
HLN
-
IAH
6h 11m
1 stop
United Airlines Logo
6:15 am - 9:03 pm
IAH
-
HLN
15h 48m
2 stops
$558United Airlines
Wed, Oct 21 - Sat, Oct 24
United Airlines Logo
2:35 pm - 9:46 pm
HLN
-
IAH
6h 11m
1 stop
United Airlines Logo
8:00 pm - 1:27 pm
IAH
-
HLN
18h 27m
2 stops
$582United Airlines
Sat, Oct 24 - Wed, Oct 28
Alaska Airlines Logo
5:09 pm - 6:20 am
HLN
-
IAH
12h 11m
1 stop
Alaska Airlines Logo
2:38 pm - 4:32 pm
IAH
-
HLN
26h 54m
1 stop
$609Alaska Airlines
Sun, Aug 2 - Fri, Aug 7
Alaska Airlines Logo
5:09 pm - 1:35 pm
HLN
-
IAH
19h 26m
2 stops
Alaska Airlines Logo
2:38 pm - 4:32 pm
IAH
-
HLN
26h 54m
1 stop
$651Alaska Airlines
Sun, Aug 2 - Fri, Aug 7
Alaska Airlines Logo
4:48 pm - 4:58 pm
HLN
-
IAH
23h 10m
2 stops
Alaska Airlines Logo
7:00 am - 4:11 pm
IAH
-
HLN
10h 11m
2 stops
$661Alaska Airlines
Tue, Oct 27 - Sat, Oct 31
Alaska Airlines Logo
4:48 pm - 1:52 pm
HLN
-
IAH
20h 04m
2 stops
Alaska Airlines Logo
6:15 pm - 4:11 pm
IAH
-
HLN
22h 56m
2 stops
$705Alaska Airlines
Sat, Oct 24 - Wed, Oct 28
Alaska Airlines Logo
4:43 pm - 8:57 am
HLN
-
HOU
15h 14m
2 stops
Alaska Airlines Logo
4:15 pm - 4:06 pm
HOU
-
HLN
24h 51m
2 stops
$718Alaska Airlines
Thu, Jun 4 - Mon, Jun 8

Alaska Airlines flights from Helena to Houston

Our best Alaska Airlines deals on Helena to Houston flight tickets
Alaska Airlines
Aug 2
HLN5:09 pmHelena
12h 11m
1 stop
IAH6:20 amHouston George Bush Intcntl
Aug 7
IAH2:38 pmHouston George Bush Intcntl
26h 54m
1 stop
HLN4:32 pmHelena
$609
Alaska Airlines
Aug 2
HLN5:09 pmHelena
19h 26m
2 stops
IAH1:35 pmHouston George Bush Intcntl
Aug 7
IAH2:38 pmHouston George Bush Intcntl
26h 54m
1 stop
HLN4:32 pmHelena
$651
Alaska Airlines
Oct 27
HLN4:48 pmHelena
23h 10m
2 stops
IAH4:58 pmHouston George Bush Intcntl
Oct 31
IAH7:00 amHouston George Bush Intcntl
10h 11m
2 stops
HLN4:11 pmHelena
$661

United Airlines flights from Helena to Houston

Our best United Airlines deals on Helena to Houston flight tickets
United Airlines
Oct 27
HLN2:30 pmHelena
7h 15m
1 stop
IAH10:45 pmHouston George Bush Intcntl
Oct 31
IAH7:30 amHouston George Bush Intcntl
6h 57m
1 stop
HLN1:27 pmHelena
$419
United Airlines
Oct 27
HLN2:30 pmHelena
7h 15m
1 stop
IAH10:45 pmHouston George Bush Intcntl
Oct 31
IAH7:20 amHouston George Bush Intcntl
14h 39m
2 stops
HLN8:59 pmHelena
$550
United Airlines
Oct 27
HLN2:30 pmHelena
14h 32m
2 stops
IAH6:02 amHouston George Bush Intcntl
Oct 31
IAH7:30 amHouston George Bush Intcntl
6h 57m
1 stop
HLN1:27 pmHelena
$556

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 May 23, 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

Tue 10/27

2:30 pm-10:45 pm

1 stop7h 15m

Houston George Bush Intcntl

Sat 10/31

7:30 am-1:27 pm

1 stop6h 57m

$419

HelenaHouston

HLN - IAH

HLNIAH

Helena

Tue 10/27

2:30 pm-10:45 pm

1 stop7h 15m

Houston George Bush Intcntl

Sat 10/31

7:20 am-8:59 pm

2 stops14h 39m

$550

HelenaHouston

HLN - IAH

HLNIAH

Helena

Tue 10/27

2:30 pm-6:02 am

2 stops14h 32m

Houston George Bush Intcntl

Sat 10/31

7:30 am-1:27 pm

1 stop6h 57m

$556

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 10/21

2:35 pm-9:46 pm

1 stop6h 11m

Houston George Bush Intcntl

Sat 10/24

6:15 am-9:03 pm

2 stops15h 48m

$558

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 10/24

2:35 pm-9:46 pm

1 stop6h 11m

Houston George Bush Intcntl

Wed 10/28

8:00 pm-1:27 pm

2 stops18h 27m

$582

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sun 8/2

5:09 pm-6:20 am

1 stop12h 11m

Houston George Bush Intcntl

Fri 8/7

2:38 pm-4:32 pm

1 stop26h 54m

$609

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sun 8/2

5:09 pm-1:35 pm

2 stops19h 26m

Houston George Bush Intcntl

Fri 8/7

2:38 pm-4:32 pm

1 stop26h 54m

$651

HelenaHouston

HLN - IAH

HLNIAH

Helena

Tue 10/27

4:48 pm-4:58 pm

2 stops23h 10m

Houston George Bush Intcntl

Sat 10/31

7:00 am-4:11 pm

2 stops10h 11m

$661

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 10/24

4:48 pm-1:52 pm

2 stops20h 04m

Houston George Bush Intcntl

Wed 10/28

6:15 pm-4:11 pm

2 stops22h 56m

$705

HelenaHouston

HLN - HOU

HLNHOU

Helena

Thu 6/4

4:43 pm-8:57 am

2 stops15h 14m

Houston Hobby

Mon 6/8

4:15 pm-4:06 pm

2 stops24h 51m

$718

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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?

Delta, Alaska Airlines, and United Airlines 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 52% 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

5h 20m

Direct flights

None
The fastest flight from Helena to Houston takes 5h 20m
There are no direct flights from Helena to Houston. There are no popular flight routes from Helena to Houston.
Search flight deals

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 5h 20m, 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
7.9
8,444 reviews
Search Delta flights
United AirlinesPriceFrom $348Free CancellationRating
7.4
9,751 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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