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$339+ Cheap flights from Helena (HLN) to Houston

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — HOU
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from Helena to Houston

Best flights from Helena to Houston
Discover carefully curated flight deals from Helena to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

This Delta deal was found by Cheapflights users on 12/26. 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 3/1812:59 pmHLN - IAH
1 stop7h 37mDelta
Tue 3/247:45 amIAH - HLN
1 stop5h 34mDelta
Deal found 12/26$339
This United Airlines deal was found by Cheapflights users on 12/27. 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 2/182:25 pmHLN - IAH
1 stop7h 21mUnited Airlines
Tue 2/242:53 pmIAH - HLN
1 stop7h 23mUnited Airlines
Deal found 12/27$339
This Alaska Airlines deal was found by Cheapflights users on 12/27. 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 2/174:36 pmHLN - IAH
2 stops24h 17mAlaska Airlines
Tue 2/247:00 amIAH - HLN
1 stop9h 59mAlaska Airlines
Deal found 12/27$414
This Delta deal was found by Cheapflights users on 12/27. 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 2/181:10 pmHLN - IAH
1 stop7h 34mDelta
Tue 2/247:15 amIAH - HLN
1 stop6h 10mDelta
Deal found 12/27$339
This United Airlines deal was found by Cheapflights users on 12/27. 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 2/182:25 pmHLN - IAH
1 stop7h 21mUnited Airlines
Thu 2/268:16 amIAH - HLN
1 stop6h 24mUnited Airlines
Deal found 12/27$377
This Delta deal was found by Cheapflights users on 12/26. 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 1/241:10 pmHLN - IAH
2 stops9h 46mDelta
Sat 1/317:20 amIAH - HLN
1 stop6h 07mDelta
Deal found 12/26$344
This Delta deal was found by Cheapflights users on 12/27. 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 2/195:30 amHLN - IAH
1 stop5h 28mDelta
Tue 2/247:15 amIAH - HLN
1 stop6h 10mDelta
Deal found 12/27$377
This Delta deal was found by Cheapflights users on 12/27. 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 2/215:30 amHLN - IAH
1 stop7h 00mDelta
Thu 2/267:15 amIAH - HLN
1 stop6h 10mDelta
Deal found 12/27$377
This Delta deal was found by Cheapflights users on 12/27. 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 2/175:30 amHLN - IAH
1 stop5h 28mDelta
Thu 2/267:15 amIAH - HLN
1 stop6h 10mDelta
Deal found 12/27$377
This Delta deal was found by Cheapflights users on 12/27. 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 2/191:10 pmHLN - IAH
1 stop7h 34mDelta
Thu 2/267:15 amIAH - HLN
1 stop6h 10mDelta
Deal found 12/27$415
This Alaska Airlines deal was found by Cheapflights users on 12/27. 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 3/186:22 pmHLN - HOU
2 stops14h 21mAlaska Airlines
Tue 3/246:00 amHOU - HLN
2 stops12h 45mAlaska Airlines
Deal found 12/27$791
This Alaska Airlines deal was found by Cheapflights users on 12/26. 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 3/164:36 pmHLN - HOU
2 stops16h 07mAlaska Airlines
Fri 3/2012:18 pmHOU - HLN
2 stops30h 27mAlaska Airlines
Deal found 12/26$1,283
This Delta deal was found by Cheapflights users on 12/26. 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 1/245:30 amHLN - HOU
2 stops9h 40mDelta
Sat 1/3111:09 amHOU - HLN
2 stops12h 20mDelta
Deal found 12/26$909
This Alaska Airlines deal was found by Cheapflights users on 12/26. 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 3/174:36 pmHLN - HOU
2 stops16h 07mAlaska Airlines
Fri 3/2012:18 pmHOU - HLN
2 stops30h 27mAlaska Airlines
Deal found 12/26$1,385
This Delta deal was found by Cheapflights users on 12/26. 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 1/105:30 amHLN - HOU
2 stops9h 40mDelta
Wed 1/1411:09 amHOU - HLN
2 stops12h 20mDelta
Deal found 12/26$1,144

Find flight deals from Helena to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Houston (HO1). 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 December 28, 2025.

Round-trip from

$339
(Delta)
From Helena to Houston
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Houston 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 December 28, 2025.
Use the filters below to find and compare flights from Helena to Houston that are best for you.

Fly from

Helena

Fly to

Houston

Route

Depart

Return

Price

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 3/18

12:59 pm-9:36 pm

1 stop7h 37m

Houston George Bush Intcntl

Tue 3/24

7:45 am-12:19 pm

1 stop5h 34m

$339

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 2/18

2:25 pm-10:46 pm

1 stop7h 21m

Houston George Bush Intcntl

Tue 2/24

2:53 pm-9:16 pm

1 stop7h 23m

$339

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 2/18

1:10 pm-9:44 pm

1 stop7h 34m

Houston George Bush Intcntl

Tue 2/24

7:15 am-12:25 pm

1 stop6h 10m

$339

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 1/24

1:10 pm-11:56 pm

2 stops9h 46m

Houston George Bush Intcntl

Sat 1/31

7:20 am-12:27 pm

1 stop6h 07m

$344

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 2/18

2:25 pm-10:46 pm

1 stop7h 21m

Houston George Bush Intcntl

Thu 2/26

8:16 am-1:40 pm

1 stop6h 24m

$377

HelenaHouston

HLN - IAH

HLNIAH

Helena

Thu 2/19

5:30 am-11:58 am

1 stop5h 28m

Houston George Bush Intcntl

Tue 2/24

7:15 am-12:25 pm

1 stop6h 10m

$377

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 2/21

5:30 am-1:30 pm

1 stop7h 00m

Houston George Bush Intcntl

Thu 2/26

7:15 am-12:25 pm

1 stop6h 10m

$377

HelenaHouston

HLN - IAH

HLNIAH

Helena

Tue 2/17

5:30 am-11:58 am

1 stop5h 28m

Houston George Bush Intcntl

Thu 2/26

7:15 am-12:25 pm

1 stop6h 10m

$377

HelenaHouston

HLN - IAH

HLNIAH

Helena

Tue 2/17

4:36 pm-5:53 pm

2 stops24h 17m

Houston George Bush Intcntl

Tue 2/24

7:00 am-3:59 pm

1 stop9h 59m

$414

HelenaHouston

HLN - IAH

HLNIAH

Helena

Thu 2/19

1:10 pm-9:44 pm

1 stop7h 34m

Houston George Bush Intcntl

Thu 2/26

7:15 am-12:25 pm

1 stop6h 10m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 18 results
1
2

Best time to book a flight from Helena to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Helena 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 Helena to Houston

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

Currently, August is the cheapest month in which you can book a flight from Helena to Houston (average of $147). Flying from Helena to Houston in July is currently the most expensive (average of $362). 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.

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated December 28, 2025.
See what other customers who have flown with Delta and United Airlines from Helena to Houston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,019 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,019 reviews
Delta
7.9
Good
8,019 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,113 reviews
Delta
7.9
Good
8,019 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Helena to Houston. 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 from for flights from Helena to Houston?

    Helena (HLN) is the airport you will fly out of if you book a flight from Helena to Houston. You should not have trouble finding flights to Houston from Helena; the airport handles an average of 0 outbound flights to Houston per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Helena airport to Houston. It is only a 2.7 mi journey to Helena (HLN) from Helena’s city center.

  • How long is the flight from Helena to Houston?

    Airlines like Delta, United Airlines, and Alaska Airlines fly from Helena to Houston in about 7h 21m. The time it takes to get you to your destination can typically vary by up to 7h. Helena and Houston are separated by a distance of 1453 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Helena to Houston round-trip?

    Delta, at $229, was found to be the cheapest airline from Helena to Houston. An alternate airline flying to your destination would be United Airlines.

  • Can I find deals for flights from Helena to Houston that include hotel bookings?

    Yes. In addition to deals on Helena to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helena to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to Houston.

  • Can I find deals for business class flights from Helena to Houston?

    Yes. Cheapflights offers flight deals from Helena to Houston 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 Helena to Houston?

    Currently, August is the cheapest month in which you can book a flight from Helena to Houston (average of $147). Flying from Helena to Houston in July is currently the most expensive (average of $362). 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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Alternative routes for Helena to Houston

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Top 2 airlines flying from Helena to Houston

Discover the top 2 airlines that operate flights from Helena to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$268Average$464FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$328Average$499FlexibilityNo cancel feeOn-time69%

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