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$170+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — HOU
May 30 — Jun 61
Sat 5/30
Sat 6/6
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 April 30, 2026.

This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/292:20 pm
HLN
-
IAH
1 stop5h 35m
United Airlines
Tue 6/26:30 am
IAH
-
HLN
1 stop8h 03m
United Airlines
Deal found 4/28$329
This Delta deal was found by Cheapflights users on 4/28. 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.
Fri 5/291:03 pm
HLN
-
IAH
1 stop8h 14m
Delta
Tue 6/211:34 am
IAH
-
HLN
2 stops11h 59m
Delta
Deal found 4/28$334
This Delta deal was found by Cheapflights users on 4/30. 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 5/161:03 pm
HLN
-
IAH
1 stop8h 14m
Delta
Wed 5/277:45 am
IAH
-
HLN
1 stop5h 38m
Delta
Deal found 4/30$364
This Delta deal was found by Cheapflights users on 4/27. 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 11/1912:50 pm
HLN
-
IAH
1 stop7h 46m
Delta
Tue 11/247:50 am
IAH
-
HLN
1 stop5h 34m
Delta
Deal found 4/27$374
This Delta deal was found by Cheapflights users on 4/28. 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 6/101:00 pm
HLN
-
IAH
1 stop7h 52m
Delta
Tue 6/307:35 am
IAH
-
HLN
1 stop5h 45m
Delta
Deal found 4/28$428
This Delta deal was found by Cheapflights users on 4/28. 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.
Tue 6/95:35 am
HLN
-
IAH
2 stops11h 08m
Delta
Tue 6/307:35 am
IAH
-
HLN
1 stop5h 45m
Delta
Deal found 4/28$433
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/102:20 pm
HLN
-
IAH
1 stop8h 39m
United Airlines
Sat 7/46:30 am
IAH
-
HLN
1 stop8h 03m
United Airlines
Deal found 4/28$439
This Delta deal was found by Cheapflights users on 4/28. 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.
Fri 9/115:45 am
HLN
-
IAH
1 stop5h 34m
Delta
Tue 9/152:35 pm
IAH
-
HLN
2 stops8h 59m
Delta
Deal found 4/28$449
This Expedia deal was found by Cheapflights users on 4/30. 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.
Mon 5/116:22 pm
HLN
-
IAH
1 stop9h 54m
Alaska Airlines
Thu 5/148:00 am
IAH
-
HLN
1 stop9h 06m
Alaska Airlines
Deal found 4/30$459
This Delta deal was found by Cheapflights users on 4/28. 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 6/105:35 am
HLN
-
IAH
1 stop5h 44m
Delta
Wed 7/17:01 pm
IAH
-
HLN
1 stop28h 30m
Delta
Deal found 4/28$467
This Expedia deal was found by Cheapflights users on 4/30. 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.
Mon 5/116:22 pm
HLN
-
IAH
1 stop9h 54m
Alaska Airlines
Wed 5/132:46 pm
IAH
-
HLN
1 stop26h 20m
Alaska Airlines
Deal found 4/30$469
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 9/115:18 pm
HLN
-
HOU
2 stops14h 41m
Alaska Airlines
Tue 9/156:19 pm
HOU
-
HLN
2 stops23h 22m
Alaska Airlines
Deal found 4/28$633

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 April 30, 2026.

Round-trip from

$329
(United Airlines)

One-way from

$170
(Alaska Airlines)
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 April 30, 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

Fri 5/29

2:20 pm-8:55 pm

1 stop5h 35m

Houston George Bush Intcntl

Tue 6/2

6:30 am-1:33 pm

1 stop8h 03m

$329
Quickest round-trip

HelenaHouston

HLN - IAH

HLNIAH

Helena

Fri 9/11

5:45 am-12:19 pm

1 stop5h 34m

Houston George Bush Intcntl

Tue 9/15

7:50 am-12:23 pm

1 stop5h 33m

$329

HelenaHouston

HLN - IAH

HLNIAH

Helena

Fri 5/29

1:03 pm-10:17 pm

1 stop8h 14m

Houston George Bush Intcntl

Tue 6/2

11:34 am-10:33 pm

2 stops11h 59m

$334

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 5/16

1:03 pm-10:17 pm

1 stop8h 14m

Houston George Bush Intcntl

Wed 5/27

7:45 am-12:23 pm

1 stop5h 38m

$364

HelenaHouston

HLN - IAH

HLNIAH

Helena

Tue 5/12

6:22 pm-5:16 am

1 stop9h 54m

Houston George Bush Intcntl

Thu 5/14

8:00 am-4:06 pm

1 stop9h 06m

$459

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 6/10

5:35 am-12:19 pm

1 stop5h 44m

Houston George Bush Intcntl

Wed 7/1

7:01 pm-10:31 pm

1 stop28h 30m

$467

HelenaHouston

HLN - IAH

HLNIAH

Helena

Tue 6/9

1:00 pm-9:52 pm

1 stop7h 52m

Houston George Bush Intcntl

Tue 6/30

7:35 am-12:20 pm

1 stop5h 45m

$483

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 9/2

2:29 pm-8:56 pm

1 stop5h 27m

Houston George Bush Intcntl

Sat 9/5

3:00 pm-9:16 pm

1 stop7h 16m

$518

HelenaHouston

HLN - IAH

HLNIAH

Helena

Mon 5/11

6:22 pm-7:11 pm

2 stops23h 49m

Houston George Bush Intcntl

Thu 5/14

8:00 am-4:06 pm

1 stop9h 06m

$520

HelenaHouston

HLN - IAH

HLNIAH

Helena

Thu 6/11

1:00 pm-10:36 am

2 stops20h 36m

Houston George Bush Intcntl

Tue 6/30

7:35 am-12:20 pm

1 stop5h 45m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 17 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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 0 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 United Airlines, Delta, and Alaska Airlines fly from Helena to Houston in about 5h 34m. The time it takes to get you to your destination can typically vary by up to 9h 07m. Helena and Houston are separated by a distance of 1453 mi. This flight may include one or multiple stops.

  • 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

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