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Helena

$289+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — HLN
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
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 February 3, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 10/277:00 am
IAH
-
HLN
1 stop9h 31m
Alaska Airlines
Sat 10/314:08 pm
HLN
-
IAH
1 stop6h 55m
Alaska Airlines
Deal found 2/2$289
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:20 am
IAH
-
HLN
2 stops14h 39m
United Airlines
Sat 10/312:30 pm
HLN
-
IAH
1 stop7h 15m
United Airlines
Deal found 2/2$423
This United Airlines deal was found by Cheapflights users on 2/1. 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 7/252:55 pm
IAH
-
HLN
1 stop7h 10m
United Airlines
Fri 8/72:20 pm
HLN
-
IAH
1 stop6h 31m
United Airlines
Deal found 2/1$425
This Delta deal was found by Cheapflights users on 2/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/81:15 pm
IAH
-
HLN
2 stops10h 19m
Delta
Sun 8/165:45 am
HLN
-
IAH
1 stop5h 34m
Delta
Deal found 2/1$529
This Travelocity deal was found by Cheapflights users on 2/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/258:00 am
IAH
-
HLN
1 stop9h 22m
Alaska Airlines
Fri 8/74:59 pm
HLN
-
IAH
2 stops19h 29m
Alaska Airlines
Deal found 2/1$561
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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.
Sat 7/256:10 am
HOU
-
HLN
2 stops11h 12m
Alaska Airlines
Fri 8/74:59 pm
HLN
-
HOU
2 stops15h 46m
Alaska Airlines
Deal found 2/1$787

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 February 3, 2026.

Round-trip from

$425
(United Airlines)
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 February 3, 2026.
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 7/25

2:55 pm-9:05 pm

1 stop7h 10m

Helena

Fri 8/7

2:20 pm-9:51 pm

1 stop6h 31m

$425

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Sat 7/25

8:00 am-4:22 pm

1 stop9h 22m

Helena

Fri 8/7

4:59 pm-1:28 pm

2 stops19h 29m

$561

HoustonHelena

HOU - HLN

HOUHLN

Houston Hobby

Sat 7/25

6:10 am-4:22 pm

2 stops11h 12m

Helena

Fri 8/7

4:59 pm-9:45 am

2 stops15h 46m

$787

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

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, August is the cheapest month in which you can book a flight from Houston to Helena (average of $191). Flying from Houston to Helena in July is currently the most expensive (average of $282). 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.

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 7h 10m. Fly via United Airlines 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, August is the cheapest month in which you can book a flight from Houston to Helena (average of $191). Flying from Houston to Helena in July is currently the most expensive (average of $282). 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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