HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Helena

$334+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — HLN
Sep 4 — Sep 111
Fri 9/4
Fri 9/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Houston to Helena with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 5, 2026.

This Delta deal was found by Cheapflights users on 8/3. 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.
Wed 11/187:08 am -
1 stop6h 14m
Wed 12/161:04 pm -
1 stop7h 36m
Deal found 8/3$369
This Delta deal was found by Cheapflights users on 8/1. 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.
Wed 11/187:08 am -
1 stop6h 14m
Fri 1/11:09 pm -
1 stop7h 27m
Deal found 8/1$409
This Delta deal was found by Cheapflights users on 8/1. 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.
Thu 11/2610:40 am -
2 stops12h 52m
Fri 1/11:09 pm -
1 stop7h 27m
Deal found 8/1$414
This United Airlines deal was found by Cheapflights users on 8/4. 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 8/4$429
This Delta deal was found by Cheapflights users on 8/4. 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.
Mon 9/77:35 am -
1 stop5h 40m
Sun 9/1312:57 pm -
1 stop8h 00m
Deal found 8/4$438
This United Airlines deal was found by Cheapflights users on 8/4. 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.
Thu 8/206:30 am -
1 stop8h 15m
Wed 8/262:35 pm -
1 stop5h 20m
Deal found 8/4$495
This Delta deal was found by Cheapflights users on 8/1. 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.
Sun 11/227:08 am -
1 stop6h 14m
Fri 1/11:09 pm -
1 stop7h 27m
Deal found 8/1$529

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 5, 2026.

Round-trip from

$369
(Delta)

One-way from

$334
(Delta)
From Houston to Helena
Search Deals
One-way flight 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 August 5, 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 11/18

2:32 pm-10:26 pm

2 stops8h 54m

Helena

Wed 12/16

1:04 pm-9:40 pm

1 stop7h 36m

$404

HoustonHelena

IAH Houston George Bush Intcntl - HLN Helena

IAHHLN

Houston George Bush Intcntl

Thu 11/26

10:40 am-10:32 pm

2 stops12h 52m

Helena

Fri 1/1

1:09 pm-9:36 pm

1 stop7h 27m

$414
Quickest round-trip

HoustonHelena

IAH Houston George Bush Intcntl - HLN Helena

IAHHLN

Houston George Bush Intcntl

Sat 8/29

8:30 am-1:45 pm

1 stop6h 15m

Helena

Tue 9/1

2:35 pm-9:41 pm

1 stop6h 06m

$429

HoustonHelena

IAH Houston George Bush Intcntl - HLN Helena

IAHHLN

Houston George Bush Intcntl

Wed 1/6

7:00 am-3:31 pm

1 stop9h 31m

Helena

Sat 1/9

4:08 pm-12:03 am

1 stop6h 55m

$479

HoustonHelena

IAH Houston George Bush Intcntl - HLN Helena

IAHHLN

Houston George Bush Intcntl

Thu 8/20

6:30 am-1:45 pm

1 stop8h 15m

Helena

Wed 8/26

2:35 pm-8:55 pm

1 stop5h 20m

$495

HoustonHelena

IAH Houston George Bush Intcntl - HLN Helena

IAHHLN

Houston George Bush Intcntl

Wed 1/6

2:48 pm-8:59 pm

1 stop7h 11m

Helena

Sat 1/9

7:00 am-6:29 pm

2 stops10h 29m

$595
Cheapest one-way
Quickest one-way

HoustonHelena

HOU Houston Hobby - HLN Helena

HOUHLN

Houston Hobby

Wed 10/21

11:12 am-10:24 pm

2 stops12h 12m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

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 6h 15m. Fly via Delta, 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights