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$311+ Cheap flights from Helena (HLN) to Houston

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — HOU
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Helena to Houston

Cheapest flights from Helena to Houston
Explore the most affordable flight options available from Helena to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This United Airlines deal was found by Cheapflights users on 12/2. 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 12/232:26 pmHLN - IAH
1 stop6h 54mUnited Airlines
Fri 12/266:40 amIAH - HLN
1 stop8h 05mUnited Airlines
Deal found 12/2$627
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Mon 12/222:26 pmHLN - IAH
1 stop7h 50mUnited Airlines
Fri 12/266:40 amIAH - HLN
1 stop8h 05mUnited Airlines
Deal found 12/2$658
This United Airlines deal was found by Cheapflights users on 12/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/192:26 pmHLN - IAH
1 stop19h 49mUnited Airlines
Tue 12/303:00 pmIAH - HLN
1 stop7h 31mUnited Airlines
Deal found 12/3$706
This United Airlines deal was found by Cheapflights users on 12/2. 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 12/232:26 pmHLN - IAH
1 stop6h 02mUnited Airlines
Sat 12/275:00 amIAH - HLN
1 stop9h 45mUnited Airlines
Deal found 12/2$856
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Mon 12/222:26 pmHLN - IAH
1 stop7h 50mUnited Airlines
Sat 12/275:00 amIAH - HLN
1 stop9h 45mUnited Airlines
Deal found 12/2$887
This Delta deal was found by Cheapflights users on 12/3. 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.
Fri 12/191:06 pmHLN - HOU
2 stops8h 51mDelta
Tue 12/3010:46 amHOU - HLN
2 stops12h 44mDelta
Deal found 12/3$1,179
This Delta deal was found by Cheapflights users on 12/2. 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.
Mon 12/225:30 amHLN - IAH
2 stops11h 03mDelta
Fri 12/267:42 amIAH - HLN
1 stop5h 48mDelta
Deal found 12/2$1,224
This Delta deal was found by Cheapflights users on 12/2. 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 12/175:30 amHLN - HOU
2 stops11h 22mDelta
Sun 12/2110:46 amHOU - HLN
2 stops12h 44mDelta
Deal found 12/2$1,243
This Delta deal was found by Cheapflights users on 12/2. 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 12/231:11 pmHLN - IAH
2 stops9h 45mDelta
Sat 12/277:42 amIAH - HLN
1 stop5h 48mDelta
Deal found 12/2$1,354

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 4, 2025.

Round-trip from

$400
(Delta)

One-way from

$311
(Delta)
From Helena to Houston
Search Deals
One-way flight 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 4, 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 1/21

1:10 pm-9:44 pm

1 stop7h 34m

Houston George Bush Intcntl

Sat 1/24

7:20 am-12:27 pm

1 stop6h 07m

$333

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 1/17

1:10 pm-1:58 pm

2 stops23h 48m

Houston George Bush Intcntl

Wed 1/21

7:20 am-12:27 pm

1 stop6h 07m

$379

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 3/18

2:30 pm-8:55 pm

1 stop5h 25m

Houston George Bush Intcntl

Tue 3/24

8:15 am-1:38 pm

1 stop6h 23m

$400

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 3/18

5:30 am-11:50 am

1 stop5h 20m

Houston George Bush Intcntl

Tue 3/24

7:45 am-12:19 pm

1 stop5h 34m

$400

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 1/17

6:48 pm-4:55 pm

2 stops21h 07m

Houston George Bush Intcntl

Wed 1/21

5:55 pm-6:11 pm

2 stops25h 16m

$401

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 1/17

2:27 pm-10:48 pm

1 stop7h 21m

Houston George Bush Intcntl

Wed 1/21

4:42 pm-9:26 pm

1 stop5h 44m

$413

HelenaHouston

HLN - HOU

HLNHOU

Helena

Tue 1/20

6:48 pm-6:06 pm

2 stops22h 18m

Houston Hobby

Sun 2/1

6:00 am-6:11 pm

2 stops13h 11m

$733

HelenaHouston

HLN - HOU

HLNHOU

Helena

Sat 1/10

5:30 am-4:10 pm

2 stops9h 40m

Houston Hobby

Sun 1/18

11:09 am-10:29 pm

2 stops12h 20m

$883

HelenaHouston

HLN - HOU

HLNHOU

Helena

Wed 3/18

5:30 am-4:32 pm

2 stops10h 02m

Houston Hobby

Tue 3/24

10:35 am-10:35 pm

2 stops13h 00m

$967

HelenaHouston

HLN - HOU

HLNHOU

Helena

Wed 1/21

5:30 am-4:10 pm

2 stops9h 40m

Houston Hobby

Sat 1/24

11:09 am-10:29 pm

2 stops12h 20m

$1,083

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 16 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 4, 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
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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
8,011 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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
9,066 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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 and Alaska Airlines fly from Helena to Houston in about 7h 34m. The time it takes to get you to your destination can typically vary by up to 14h 44m. 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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$268Average$464FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$328Average$499FlexibilityNo cancel feeOn-time69%

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