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$344+ 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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — HOU
Jun 10 — Jun 171
Wed 6/10
Wed 6/17
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 May 11, 2026.

This Delta deal was found by Cheapflights users on 5/10. 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 7/15:35 am
HLN
-
IAH
1 stop5h 44m
Delta
Thu 7/92:35 pm
IAH
-
HLN
2 stops9h 04m
Delta
Deal found 5/10$344
This Delta deal was found by Cheapflights users on 5/10. 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 7/25:35 am
HLN
-
IAH
2 stops8h 30m
Delta
Thu 7/92:35 pm
IAH
-
HLN
2 stops9h 04m
Delta
Deal found 5/10$349
This Alaska Airlines deal was found by Cheapflights users on 5/7. 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 11/44:08 pm
HLN
-
IAH
1 stop6h 55m
Alaska Airlines
Sat 11/77:00 am
IAH
-
HLN
1 stop9h 31m
Alaska Airlines
Deal found 5/7$384
This Delta deal was found by Cheapflights users on 5/6. 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.
Sun 8/25:40 am
HLN
-
IAH
1 stop6h 51m
Delta
Fri 8/711:23 am
IAH
-
HLN
2 stops12h 07m
Delta
Deal found 5/6$414
This United Airlines deal was found by Cheapflights users on 5/10. 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 7/12:20 pm
HLN
-
IAH
1 stop5h 35m
United Airlines
Wed 7/83:00 pm
IAH
-
HLN
1 stop7h 20m
United Airlines
Deal found 5/10$429
This Expedia deal was found by Cheapflights users on 5/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/25:09 pm
HLN
-
IAH
2 stops25h 29m
Alaska Airlines
Wed 7/86:02 am
IAH
-
HLN
1 stop11h 30m
Alaska Airlines
Deal found 5/10$457
This United Airlines deal was found by Cheapflights users on 5/10. 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 7/12:20 pm
HLN
-
IAH
1 stop5h 35m
United Airlines
Tue 7/76:30 am
IAH
-
HLN
1 stop8h 03m
United Airlines
Deal found 5/10$469
This Delta deal was found by Cheapflights users on 5/10. 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 7/15:35 am
HLN
-
IAH
1 stop5h 44m
Delta
Wed 7/87:10 am
IAH
-
HLN
2 stops16h 29m
Delta
Deal found 5/10$482
This Delta deal was found by Cheapflights users on 5/10. 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 7/25:35 am
HLN
-
IAH
2 stops8h 30m
Delta
Wed 7/87:10 am
IAH
-
HLN
2 stops16h 29m
Delta
Deal found 5/10$487
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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 5/234:43 pm
HLN
-
HOU
2 stops15h 14m
Alaska Airlines
Wed 5/2712:50 pm
HOU
-
HLN
2 stops28h 16m
Alaska Airlines
Deal found 5/8$800
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 6/94:43 pm
HLN
-
HOU
2 stops15h 14m
Alaska Airlines
Mon 6/1512:50 pm
HOU
-
HLN
2 stops28h 42m
Alaska Airlines
Deal found 5/11$820

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 May 11, 2026.

Round-trip from

$344
(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 May 11, 2026.
Use the filters below to find and compare flights from Helena to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 11/4

4:08 pm-12:03 am

1 stop6h 55m

Houston George Bush Intcntl

Sat 11/7

7:00 am-3:31 pm

1 stop9h 31m

$379

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sun 8/2

5:40 am-1:31 pm

1 stop6h 51m

Houston George Bush Intcntl

Fri 8/7

11:23 am-10:30 pm

2 stops12h 07m

$414
Quickest round-trip

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 7/1

2:20 pm-8:55 pm

1 stop5h 35m

Houston George Bush Intcntl

Wed 7/8

3:00 pm-9:20 pm

1 stop7h 20m

$429

HelenaHouston

HLN - IAH

HLNIAH

Helena

Fri 7/3

1:00 pm-9:52 pm

1 stop7h 52m

Houston George Bush Intcntl

Thu 7/9

7:35 am-12:15 pm

1 stop5h 40m

$439

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 7/1

5:35 am-12:19 pm

1 stop5h 44m

Houston George Bush Intcntl

Wed 7/8

7:10 am-10:39 pm

2 stops16h 29m

$482

HelenaHouston

HLN - IAH

HLNIAH

Helena

Fri 7/3

1:00 pm-11:56 pm

2 stops9h 56m

Houston George Bush Intcntl

Wed 7/8

2:21 pm-10:39 pm

1 stop9h 18m

$482

HelenaHouston

HLN - HOU

HLNHOU

Helena

Sat 5/23

4:43 pm-8:57 am

2 stops15h 14m

Houston Hobby

Wed 5/27

12:50 pm-4:06 pm

2 stops28h 16m

$800

HelenaHouston

HLN - HOU

HLNHOU

Helena

Tue 6/9

4:43 pm-8:57 am

2 stops15h 14m

Houston Hobby

Mon 6/15

12:50 pm-4:32 pm

2 stops28h 42m

$820

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/8

Sorted by cheapest first

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
No data available for this route at this time. Please check back soon.

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 May 11, 2026.
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
8,451 reviews

Crew

8.5

Entertainment

7.8

Comfort

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,451 reviews
Delta
7.9
Good
8,451 reviews

Crew

8.5

Entertainment

7.8

Comfort

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,699 reviews
Delta
7.9
Good
8,451 reviews

Crew

8.5

Entertainment

7.8

Comfort

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 Alaska Airlines and Delta fly from Helena to Houston in about 6h 51m. The time it takes to get you to your destination can typically vary by up to 04m. 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 $144, 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 May 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$144Average$373FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$348Average$439FlexibilityNo cancel feeOn-time69%

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