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$296+ 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — HOU
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$433
(United Airlines)

One-way from

$296
(Delta)
From Helena to Houston
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One-way flight from Helena to Houston
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Find 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 September 15, 2025.

This Delta deal was found by Cheapflights users on 9/13. 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 11/81:00 pmHLN - IAH
2 stops9h 59mDelta
Tue 11/117:40 amIAH - HLN
1 stop5h 46mDelta
Deal found 9/13$358
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 11/86:13 pmHLN - IAH
1 stop23h 13mAlaska Airlines
Tue 11/117:26 pmIAH - HLN
1 stop23h 10mAlaska Airlines
Deal found 9/13$420
This Delta deal was found by Cheapflights users on 9/12. 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 10/45:45 amHLN - IAH
1 stop14h 44mDelta
Tue 10/77:40 amIAH - HLN
1 stop5h 40mDelta
Deal found 9/12$425
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/45:18 pmHLN - IAH
1 stop5h 41mUnited Airlines
Tue 10/72:50 pmIAH - HLN
1 stop7h 10mUnited Airlines
Deal found 9/13$433
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/45:18 pmHLN - IAH
1 stop5h 41mUnited Airlines
Sat 10/1110:02 amIAH - HLN
2 stops13h 12mUnited Airlines
Deal found 9/13$496
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/46:18 pmHLN - IAH
2 stops14h 03mAlaska Airlines
Tue 10/77:00 amIAH - HLN
2 stops11h 41mAlaska Airlines
Deal found 9/12$540
This Delta deal was found by Cheapflights users on 9/15. 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 9/305:45 amHLN - HOU
2 stops10h 55mDelta
Sat 10/41:13 pmHOU - HLN
2 stops10h 01mDelta
Deal found 9/15$838
This Delta deal was found by Cheapflights users on 9/13. 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 10/45:45 amHLN - HOU
2 stops10h 55mDelta
Sat 10/1110:13 amHOU - HLN
2 stops13h 03mDelta
Deal found 9/13$1,129

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 September 15, 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

Sat 11/8

1:00 pm-11:59 pm

2 stops9h 59m

Houston George Bush Intcntl

Tue 11/11

7:40 am-12:26 pm

1 stop5h 46m

$358

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 11/8

6:13 pm-6:26 pm

1 stop23h 13m

Houston George Bush Intcntl

Tue 11/11

7:26 pm-5:36 pm

1 stop23h 10m

$420

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 10/4

5:45 am-9:29 pm

1 stop14h 44m

Houston George Bush Intcntl

Tue 10/7

7:40 am-12:20 pm

1 stop5h 40m

$425

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 10/4

5:18 pm-11:59 pm

1 stop5h 41m

Houston George Bush Intcntl

Sat 10/11

10:13 am-4:40 pm

1 stop7h 27m

$433

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 10/4

5:18 pm-11:59 pm

1 stop5h 41m

Houston George Bush Intcntl

Tue 10/7

2:50 pm-9:00 pm

1 stop7h 10m

$433

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 10/4

6:18 pm-9:21 am

2 stops14h 03m

Houston George Bush Intcntl

Tue 10/7

7:00 am-5:41 pm

2 stops11h 41m

$540

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 10/4

6:18 pm-4:40 pm

2 stops21h 22m

Houston George Bush Intcntl

Sat 10/11

5:45 pm-5:41 pm

2 stops24h 56m

$609

HelenaHouston

HLN - HOU

HLNHOU

Helena

Tue 9/30

5:45 am-5:40 pm

2 stops10h 55m

Houston Hobby

Sat 10/4

1:13 pm-10:14 pm

2 stops10h 01m

$838

HelenaHouston

HLN - HOU

HLNHOU

Helena

Sat 10/4

5:45 am-5:40 pm

2 stops10h 55m

Houston Hobby

Sat 10/11

10:13 am-10:16 pm

2 stops13h 03m

$1,129

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 9/27

1:00 pm-9:29 pm

1 stop7h 29m

$296

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 13 results
1
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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, September is the cheapest month in which you can book a flight from Helena to Houston (average of $230). Flying from Helena to Houston in March is currently the most expensive (average of $330). 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 September 15, 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
8.0
Very good
7,954 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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, Alaska Airlines, and United Airlines fly from Helena to Houston in about 5h 41m. The time it takes to get you to your destination can typically vary by up to 17h 32m. 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 $268, 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, September is the cheapest month in which you can book a flight from Helena to Houston (average of $230). Flying from Helena to Houston in March is currently the most expensive (average of $330). 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$268Average$465FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$511Average$668FlexibilityNo cancel feeOn-time69%

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