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Helena

$333+ Cheap flights from Houston to Helena (HLN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — HLN
Jan 1 — Jan 81
Thu 1/1
Thu 1/8
1 adult, Economy
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Cheap flight deals from Houston to Helena

Cheapest flights from Houston to Helena
Explore the most affordable flight options available from Houston to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 2, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:44 amHOU - HLN
2 stops13h 07mAlaska Airlines
Sun 12/216:32 pmHLN - HOU
2 stops14h 11mAlaska Airlines
Deal found 12/2$1,045

Find flight deals from Houston to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Helena (HLN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 2, 2025.

Round-trip from

$333
(Delta)
From Houston to Helena
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Helena 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, Cheapflights users made 2,558,603 searches. Data last updated December 2, 2025.
Use the filters below to find and compare flights from Houston to Helena that are best for you.

Fly from

Houston

Fly to

Helena

Route

Depart

Return

Price

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Sat 1/24

2:50 pm-10:29 pm

1 stop8h 39m

Helena

Wed 1/28

1:10 pm-9:44 pm

1 stop7h 34m

$333

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 1/27

7:20 am-12:27 pm

1 stop6h 07m

Helena

Sat 1/31

1:10 pm-9:44 pm

1 stop7h 34m

$333

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Fri 1/30

6:20 am-12:27 pm

2 stops31h 07m

Helena

Tue 2/3

5:30 am-3:54 pm

2 stops9h 24m

$374

HoustonHelena

HOU - HLN

HOUHLN

Houston Hobby

Thu 4/2

10:35 am-10:35 pm

2 stops13h 00m

Helena

Sun 4/5

5:30 am-4:32 pm

2 stops10h 02m

$939

HoustonHelena

HOU - HLN

HOUHLN

Houston Hobby

Wed 12/17

5:44 am-5:51 pm

2 stops13h 07m

Helena

Sun 12/21

6:32 pm-9:43 am

2 stops14h 11m

$1,045

HoustonHelena

HOU - HLN

HOUHLN

Houston Hobby

Thu 12/25

10:46 am-10:30 pm

2 stops12h 44m

$345

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Thu 12/25

7:08 am-10:30 pm

2 stops16h 22m

$370

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Thu 12/25

7:01 am-5:55 pm

1 stop11h 54m

$498

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Fri 12/26

9:45 am-9:31 pm

2 stops12h 46m

$541

HoustonHelena

HOU - HLN

HOUHLN

Houston Hobby

Fri 12/26

10:46 am-10:30 pm

2 stops12h 44m

$1,246

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Best time to book a flight from Houston to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston to Helena

What is the cheapest month to book a flight from Houston to Helena?

Currently, May is the cheapest month in which you can book a flight from Houston to Helena (average of $165). Flying from Houston to Helena in July is currently the most expensive (average of $277). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to HLN?

Find hourly flight availability from Houston to Helena. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 2, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 28% on flights from Houston to Helena by exploring options for tickets in the evening.

Related info for your journey

Find useful and relevant information for your journey from Houston to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Helena from Houston?

    Most people fly into Helena (HLN) if they book a flight to Helena from Houston. On average, Helena has 0 inbound flights from Houston per day from 0 airlines. Helena is conveniently located just 2.7 mi from Helena’s city center.

  • How long is the flight from Houston to Helena?

    There are many flights that can get you from Houston to Helena in 8h 39m. Fly via Delta or Alaska Airlines to get the fastest option. There are 1453 mi between Houston and Helena. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Houston to Helena that include hotel bookings?

    Yes. In addition to deals on Houston to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Helena?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Helena.

  • Can I find deals for business class flights from Houston to Helena?

    Yes. Cheapflights offers flight deals from Houston to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston to Helena?

    Currently, May is the cheapest month in which you can book a flight from Houston to Helena (average of $165). Flying from Houston to Helena in July is currently the most expensive (average of $277). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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