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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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — HOU
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
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 July 29, 2026.

This Delta deal was found by Cheapflights users on 7/25. 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 8/2812:55 pm
HLN
-
IAH
1 stop7h 55m
Delta
Mon 8/317:30 am
IAH
-
HLN
1 stop5h 45m
Delta
Deal found 7/25$339
This Delta deal was found by Cheapflights users on 7/24. 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 10/291:03 pm
HLN
-
IAH
1 stop7h 45m
Delta
Sat 11/77:20 am
IAH
-
HLN
1 stop6h 03m
Delta
Deal found 7/24$349
This Delta deal was found by Cheapflights users on 7/28. 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 8/125:40 am
HLN
-
IAH
1 stop6h 57m
Delta
Sun 8/167:30 am
IAH
-
HLN
1 stop5h 45m
Delta
Deal found 7/28$409
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Sat 11/146:28 am
HLN
-
IAH
1 stop6h 03m
United Airlines
Wed 11/188:30 am
IAH
-
HLN
1 stop6h 10m
United Airlines
Deal found 7/27$429
This Expedia deal was found by Cheapflights users on 7/24. 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 10/295:26 pm
HLN
-
IAH
2 stops15h 48m
Alaska Airlines
Sat 11/72:33 pm
IAH
-
HLN
2 stops26h 31m
Alaska Airlines
Deal found 7/24$450
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 8/285:11 pm
HLN
-
HOU
2 stops14h 52m
Alaska Airlines
Mon 8/316:14 pm
HOU
-
HLN
2 stops23h 20m
Alaska Airlines
Deal found 7/25$601
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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.
Thu 10/295:26 pm
HLN
-
HOU
2 stops14h 55m
Alaska Airlines
Sat 11/76:00 am
HOU
-
HLN
2 stops11h 04m
Alaska Airlines
Deal found 7/24$653
This Delta deal was found by Cheapflights users on 7/27. 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 8/115:40 am
HLN
-
HOU
2 stops9h 45m
Delta
Sat 8/1510:50 am
HOU
-
HLN
2 stops12h 40m
Delta
Deal found 7/27$1,233
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 8/75:09 pm
HLN
-
HOU
2 stops14h 54m
Alaska Airlines
Sat 8/86:14 pm
HOU
-
HLN
2 stops23h 18m
Alaska Airlines
Deal found 7/28$1,291
This Delta deal was found by Cheapflights users on 7/28. 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 12/195:45 am
HLN
-
HOU
2 stops9h 45m
Delta
Sun 12/271:00 pm
HOU
-
HLN
2 stops10h 41m
Delta
Deal found 7/28$2,300

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 July 29, 2026.

Round-trip from

$339
(Delta)

One-way from

$339
(Delta)
From Helena to Houston
Search Deals
One-way flight from Helena to Houston
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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 July 29, 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
Quickest round-trip

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 1/6

12:50 pm-9:36 pm

1 stop7h 46m

Houston George Bush Intcntl

Wed 1/20

7:50 am-12:24 pm

1 stop5h 34m

$339

HelenaHouston

HLN - IAH

HLNIAH

Helena

Fri 8/28

12:55 pm-9:50 pm

1 stop7h 55m

Houston George Bush Intcntl

Mon 8/31

7:30 am-12:15 pm

1 stop5h 45m

$339

HelenaHouston

HLN - IAH

HLNIAH

Helena

Thu 10/29

1:03 pm-9:48 pm

1 stop7h 45m

Houston George Bush Intcntl

Sat 11/7

7:20 am-12:23 pm

1 stop6h 03m

$349

HelenaHouston

HLN - HOU

HLNHOU

Helena

Wed 1/6

5:45 am-4:30 pm

2 stops9h 45m

Houston Hobby

Wed 1/20

10:05 am-10:41 pm

2 stops13h 36m

$380

HelenaHouston

HLN - HOU

HLNHOU

Helena

Fri 8/28

5:11 pm-9:03 am

2 stops14h 52m

Houston Hobby

Mon 8/31

6:14 pm-4:34 pm

2 stops23h 20m

$601

HelenaHouston

HLN - HOU

HLNHOU

Helena

Thu 10/29

5:26 pm-9:21 am

2 stops14h 55m

Houston Hobby

Sat 11/7

6:00 am-4:04 pm

2 stops11h 04m

$653

HelenaHouston

HLN - HOU

HLNHOU

Helena

Tue 8/11

5:40 am-4:25 pm

2 stops9h 45m

Houston Hobby

Sat 8/15

10:50 am-10:30 pm

2 stops12h 40m

$1,233

HelenaHouston

HLN - HOU

HLNHOU

Helena

Sat 12/19

5:45 am-9:43 pm

2 stops14h 58m

Houston Hobby

Sun 12/27

1:00 pm-10:41 pm

2 stops10h 41m

$2,300
Cheapest one-way

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sun 8/23

5:40 am-3:14 pm

2 stops8h 34m

$339
Quickest one-way

HelenaHouston

HLN - IAH

HLNIAH

Helena

Tue 8/11

12:55 pm-9:50 pm

1 stop7h 55m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/24

Showing 1-10 of 13 resultsSorted by cheapest first
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

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 July 29, 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
7.8
Good
8,485 reviews

Crew

8.5

Overall

7.8

Comfort

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

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
7.8
Good
8,485 reviews
Delta
7.8
Good
8,485 reviews

Crew

8.5

Overall

7.8

Comfort

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

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
10,052 reviews
Delta
7.8
Good
8,485 reviews

Crew

8.5

Overall

7.8

Comfort

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

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 Delta fly from Helena to Houston in about 7h 46m. The time it takes to get you to your destination can typically vary by up to . Helena and Houston are separated by a distance of 1453 mi.

  • 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 July 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$144Average$338FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$348Average$439FlexibilityNo cancel feeOn-time69%

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