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Helena

$220+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — HLN
May 3 — May 101
Sun 5/3
Sun 5/10
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 April 3, 2026.

This Alaska Airlines deal was found by Cheapflights users on 3/30. 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 11/37:00 am
IAH
-
HLN
1 stop9h 31m
Alaska Airlines
Sat 11/74:08 pm
HLN
-
IAH
1 stop6h 55m
Alaska Airlines
Deal found 3/30$349
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:45 am
IAH
-
HLN
1 stop5h 38m
Delta
Tue 5/195:45 am
HLN
-
IAH
1 stop5h 04m
Delta
Deal found 4/2$394
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:45 am
IAH
-
HLN
1 stop5h 38m
Delta
Wed 5/201:03 pm
HLN
-
IAH
2 stops9h 51m
Delta
Deal found 4/2$399
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:45 am
IAH
-
HLN
1 stop5h 38m
Delta
Thu 5/215:45 am
HLN
-
IAH
1 stop5h 04m
Delta
Deal found 4/2$414
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:29 am
IAH
-
HLN
2 stops15h 04m
Delta
Sun 5/241:03 pm
HLN
-
IAH
1 stop8h 14m
Delta
Deal found 4/2$424
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:29 am
IAH
-
HLN
2 stops15h 04m
Delta
Sat 5/235:45 am
HLN
-
IAH
2 stops9h 07m
Delta
Deal found 4/2$429
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Sun 5/106:55 am
IAH
-
HLN
1 stop7h 43m
United Airlines
Sat 5/232:20 pm
HLN
-
IAH
1 stop5h 35m
United Airlines
Deal found 4/2$439
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:45 am
IAH
-
HLN
1 stop5h 38m
Delta
Fri 5/221:03 pm
HLN
-
IAH
2 stops9h 52m
Delta
Deal found 4/2$444
This Delta deal was found by Cheapflights users on 4/1. 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.
Fri 4/2412:25 pm
IAH
-
HLN
2 stops11h 05m
Delta
Sun 4/261:04 pm
HLN
-
IAH
1 stop7h 30m
Delta
Deal found 4/1$453
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:45 am
IAH
-
HLN
1 stop5h 39m
Delta
Wed 5/201:03 pm
HLN
-
IAH
1 stop8h 14m
Delta
Deal found 4/2$454
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:59 pm
IAH
-
HLN
1 stop27h 34m
Delta
Mon 5/185:45 am
HLN
-
IAH
1 stop5h 04m
Delta
Deal found 4/2$456
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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.
Thu 7/912:46 pm
HOU
-
HLN
2 stops28h 46m
Alaska Airlines
Sun 7/125:09 pm
HLN
-
HOU
2 stops14h 56m
Alaska Airlines
Deal found 3/31$898

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 April 3, 2026.

Round-trip from

$349
(United Airlines)

One-way from

$220
(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 April 3, 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 - HLN

IAHHLN

Houston George Bush Intcntl

Fri 4/24

7:00 am-1:39 pm

1 stop7h 39m

Helena

Sun 4/26

2:25 pm-11:59 pm

1 stop8h 34m

$349

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Sat 5/9

8:29 am-10:33 pm

2 stops15h 04m

Helena

Sun 5/24

1:03 pm-10:17 pm

1 stop8h 14m

$424

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Fri 5/8

4:40 pm-9:46 pm

1 stop6h 06m

Helena

Wed 5/20

2:30 pm-11:14 pm

1 stop7h 44m

$439
Quickest round-trip

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Sat 5/9

7:45 am-12:23 pm

1 stop5h 38m

Helena

Fri 5/22

5:45 am-11:49 am

1 stop5h 04m

$439

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Fri 5/8

4:40 pm-9:46 pm

1 stop6h 06m

Helena

Sun 5/24

2:20 pm-8:55 pm

1 stop5h 35m

$439

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 5/12

7:59 pm-10:33 pm

1 stop27h 34m

Helena

Thu 5/21

5:45 am-11:49 am

1 stop5h 04m

$476

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Thu 7/9

2:38 pm-4:32 pm

1 stop26h 54m

Helena

Sun 7/12

5:09 pm-6:20 am

1 stop12h 11m

$527

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Fri 6/12

7:35 am-12:20 pm

1 stop5h 45m

Helena

Mon 6/15

5:25 am-11:43 am

1 stop5h 18m

$559

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Sat 5/16

6:00 am-4:06 pm

1 stop11h 06m

Helena

Sat 5/23

4:43 pm-6:23 am

1 stop12h 40m

$566

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Mon 5/11

8:29 am-10:33 pm

2 stops15h 04m

Helena

Tue 5/19

5:45 am-11:49 am

1 stop5h 04m

$566

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 22 resultsSorted by cheapest first
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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, December is the cheapest month in which you can book a flight from Houston to Helena (average of $214). Flying from Houston to Helena in February is currently the most expensive (average of $301). 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 5h 38m. 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.

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

    Currently, December is the cheapest month in which you can book a flight from Houston to Helena (average of $214). Flying from Houston to Helena in February is currently the most expensive (average of $301). 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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