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Helena

$265+ 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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — HLN
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
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 March 23, 2026.

This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 11/47:00 am
IAH
-
HLN
1 stop9h 31m
Alaska Airlines
Sat 11/74:08 pm
HLN
-
IAH
1 stop6h 55m
Alaska Airlines
Deal found 3/19$349
This Delta deal was found by Cheapflights users on 3/23. 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 4/77:35 am
IAH
-
HLN
1 stop5h 46m
Delta
Tue 4/141:04 pm
HLN
-
IAH
1 stop7h 30m
Delta
Deal found 3/23$374
This Delta deal was found by Cheapflights users on 3/23. 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 4/1111:22 am
IAH
-
HLN
2 stops12h 08m
Delta
Wed 4/151:04 pm
HLN
-
IAH
1 stop7h 30m
Delta
Deal found 3/23$379
This Delta deal was found by Cheapflights users on 3/23. 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 4/77:35 am
IAH
-
HLN
1 stop5h 46m
Delta
Fri 4/101:02 pm
HLN
-
IAH
1 stop7h 34m
Delta
Deal found 3/23$399
This United Airlines deal was found by Cheapflights users on 3/20. 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 5/234:21 pm
IAH
-
HLN
1 stop5h 59m
United Airlines
Tue 5/262:20 pm
HLN
-
IAH
1 stop7h 46m
United Airlines
Deal found 3/20$403
This Delta deal was found by Cheapflights users on 3/23. 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 4/97:35 am
IAH
-
HLN
1 stop5h 46m
Delta
Mon 4/131:04 pm
HLN
-
IAH
1 stop7h 30m
Delta
Deal found 3/23$404
This Delta deal was found by Cheapflights users on 3/23. 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 4/811:35 am
IAH
-
HLN
2 stops11h 55m
Delta
Tue 4/141:04 pm
HLN
-
IAH
1 stop7h 30m
Delta
Deal found 3/23$409
This Delta deal was found by Cheapflights users on 3/23. 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 4/97:35 am
IAH
-
HLN
1 stop5h 46m
Delta
Sat 4/115:30 am
HLN
-
IAH
1 stop7h 13m
Delta
Deal found 3/23$429
This Delta deal was found by Cheapflights users on 3/23. 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 4/97:35 am
IAH
-
HLN
1 stop5h 46m
Delta
Fri 4/101:02 pm
HLN
-
IAH
2 stops9h 57m
Delta
Deal found 3/23$434
This United Airlines deal was found by Cheapflights users on 3/19. 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 4/147:00 am
IAH
-
HLN
1 stop7h 39m
United Airlines
Sat 4/182:25 pm
HLN
-
IAH
1 stop8h 34m
United Airlines
Deal found 3/19$439
This United Airlines deal was found by Cheapflights users on 3/23. 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 4/117:00 am
IAH
-
HLN
1 stop7h 39m
United Airlines
Wed 4/152:25 pm
HLN
-
IAH
1 stop8h 34m
United Airlines
Deal found 3/23$464
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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.
Fri 4/36:00 am
HOU
-
HLN
2 stops12h 45m
Alaska Airlines
Tue 4/76:22 pm
HLN
-
HOU
2 stops14h 04m
Alaska Airlines
Deal found 3/19$974

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 March 23, 2026.

Round-trip from

$374
(Delta)

One-way from

$365
(United Airlines)
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 March 23, 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
Quickest round-trip

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Wed 4/8

7:35 am-12:21 pm

1 stop5h 46m

Helena

Wed 4/15

1:04 pm-9:34 pm

1 stop7h 30m

$374

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 4/7

7:35 am-12:21 pm

1 stop5h 46m

Helena

Mon 4/13

1:04 pm-9:34 pm

1 stop7h 30m

$374

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Sat 5/23

4:21 pm-9:20 pm

1 stop5h 59m

Helena

Tue 5/26

2:20 pm-11:06 pm

1 stop7h 46m

$403

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Wed 4/8

11:35 am-10:30 pm

2 stops11h 55m

Helena

Mon 4/13

1:04 pm-9:34 pm

1 stop7h 30m

$409

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 4/14

7:00 am-1:39 pm

1 stop7h 39m

Helena

Sat 4/18

2:25 pm-11:59 pm

1 stop8h 34m

$439

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Tue 4/14

2:27 pm-5:45 pm

2 stops28h 18m

Helena

Sat 4/18

6:22 pm-5:21 am

1 stop9h 59m

$471

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Wed 4/8

6:00 am-5:45 pm

2 stops12h 45m

Helena

Thu 4/16

6:22 pm-5:21 am

1 stop9h 59m

$534

HoustonHelena

IAH - HLN

IAHHLN

Houston George Bush Intcntl

Sun 4/12

7:00 am-1:39 pm

1 stop7h 39m

Helena

Thu 4/16

2:25 pm-11:59 pm

1 stop8h 34m

$579

HoustonHelena

HOU - HLN

HOUHLN

Houston Hobby

Fri 4/3

6:00 am-5:45 pm

2 stops12h 45m

Helena

Tue 4/7

6:22 pm-9:26 am

2 stops14h 04m

$974

HoustonHelena

HOU - HLN

HOUHLN

Houston Hobby

Sun 4/12

4:18 pm-5:45 pm

2 stops26h 27m

Helena

Thu 4/16

6:22 pm-9:26 am

2 stops14h 04m

$1,356

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 21 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, August is the cheapest month in which you can book a flight from Houston to Helena (average of $213). 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 46m. 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, August is the cheapest month in which you can book a flight from Houston to Helena (average of $213). 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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