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Helena

$355+ Cheap flights from Houston to Helena (HLN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — HLN
Sep 16 — Sep 231
Wed 9/16
Wed 9/23
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 August 17, 2026.

This United Airlines deal was found by Cheapflights users on 8/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:46 pm -
1 stop7h 45m
Sat 11/72:23 pm -
1 stop7h 31m
Deal found 8/16$429
This Expedia deal was found by Cheapflights users on 8/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:55 pm -
1 stop26h 54m
Wed 10/145:26 pm -
1 stop22h 48m
Deal found 8/15$489
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:30 am -
1 stop6h 15m
Tue 9/12:35 pm -
1 stop6h 06m
Deal found 8/12$499
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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.
Mon 8/312:34 pm -
1 stop27h 00m
Fri 9/45:11 pm -
1 stop23h 02m
Deal found 8/15$549
This United Airlines deal was found by Cheapflights users on 8/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:25 am -
2 stops15h 06m
Sat 10/316:28 am -
2 stops11h 19m
Deal found 8/16$655

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 August 17, 2026.

Round-trip from

$369
(Alaska Airlines)

One-way from

$355
(Alaska Airlines)
From Houston to Helena
Search Deals
One-way flight from Houston to Helena
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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 August 17, 2026.
Use the filters below to find and compare flights from Houston to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonHelena

IAH Houston George Bush Intcntl - HLN Helena

IAHHLN

Houston George Bush Intcntl

Wed 1/13

7:00 am-3:31 pm

1 stop9h 31m

Helena

Sat 1/16

4:08 pm-12:03 am

1 stop6h 55m

$369
Quickest round-trip

HoustonHelena

IAH Houston George Bush Intcntl - HLN Helena

IAHHLN

Houston George Bush Intcntl

Sat 2/13

7:50 am-12:24 pm

1 stop5h 34m

Helena

Tue 2/16

12:50 pm-9:36 pm

1 stop7h 46m

$409

HoustonHelena

IAH Houston George Bush Intcntl - HLN Helena

IAHHLN

Houston George Bush Intcntl

Wed 10/28

7:20 am-1:40 pm

1 stop7h 20m

Helena

Sat 10/31

6:28 am-1:31 pm

1 stop6h 03m

$429

HoustonHelena

IAH Houston George Bush Intcntl - HLN Helena

IAHHLN

Houston George Bush Intcntl

Wed 11/4

2:46 pm-9:31 pm

1 stop7h 45m

Helena

Sat 11/7

2:23 pm-10:54 pm

1 stop7h 31m

$429

HoustonHelena

IAH Houston George Bush Intcntl - HLN Helena

IAHHLN

Houston George Bush Intcntl

Wed 1/13

10:00 am-8:59 pm

2 stops11h 59m

Helena

Sat 1/16

2:30 pm-10:45 pm

1 stop7h 15m

$518

HoustonHelena

HOU Houston Hobby - HLN Helena

HOUHLN

Houston Hobby

Sat 2/13

10:05 am-10:41 pm

2 stops13h 36m

Helena

Thu 2/18

5:45 am-4:30 pm

2 stops9h 45m

$1,049
Cheapest one-way
Quickest one-way

HoustonHelena

IAH Houston George Bush Intcntl - HLN Helena

IAHHLN

Houston George Bush Intcntl

Tue 9/1

5:00 am-4:34 pm

2 stops12h 34m

$355

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Sorted by cheapest first

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

No data available for this route at this time. Please check back soon.

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 5h 34m. Fly via Alaska Airlines, Delta, or United 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.

See more FAQs

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