HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Houston

$371+ 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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — HOU
Jul 20 — Jul 271
Mon 7/20
Mon 7/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Helena to Houston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 20, 2026.

This United Airlines deal was found by Cheapflights users on 6/18. 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 7/32:20 pm
HLN
-
IAH
1 stop6h 16m
United Airlines
Tue 7/76:30 am
IAH
-
HLN
1 stop8h 03m
United Airlines
Deal found 6/18$399
This United Airlines deal was found by Cheapflights users on 6/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/22:35 pm
HLN
-
IAH
1 stop7h 21m
United Airlines
Sat 9/53:00 pm
IAH
-
HLN
1 stop7h 30m
United Airlines
Deal found 6/15$419
This Orbitz deal was found by Cheapflights users on 6/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:09 pm
HLN
-
IAH
1 stop12h 11m
Alaska Airlines
Wed 7/226:02 am
IAH
-
HLN
1 stop11h 30m
Alaska Airlines
Deal found 6/16$469
This United Airlines deal was found by Cheapflights users on 6/18. 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 6/232:20 pm
HLN
-
IAH
1 stop7h 46m
United Airlines
Tue 6/306:30 am
IAH
-
HLN
1 stop8h 03m
United Airlines
Deal found 6/18$499
This United Airlines deal was found by Cheapflights users on 6/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:35 pm
HLN
-
IAH
1 stop7h 21m
United Airlines
Tue 9/17:20 am
IAH
-
HLN
2 stops15h 10m
United Airlines
Deal found 6/15$553
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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 8/265:11 pm
HLN
-
IAH
2 stops25h 35m
Alaska Airlines
Sat 8/296:00 am
IAH
-
HLN
2 stops11h 34m
Alaska Airlines
Deal found 6/19$631
This Alaska Airlines deal was found by Cheapflights users on 6/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:11 pm
HLN
-
IAH
2 stops19h 20m
Alaska Airlines
Tue 9/16:16 pm
IAH
-
HLN
2 stops23h 18m
Alaska Airlines
Deal found 6/15$637
This Expedia deal was found by Cheapflights users on 6/18. 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.
Tue 6/235:09 pm
HLN
-
IAH
1 stop12h 11m
Alaska Airlines
Tue 6/305:01 am
IAH
-
HLN
2 stops12h 31m
Alaska Airlines
Deal found 6/18$689
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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 9/25:11 pm
HLN
-
IAH
2 stops19h 20m
Alaska Airlines
Sat 9/56:16 pm
IAH
-
HLN
2 stops23h 18m
Alaska Airlines
Deal found 6/18$707
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 7/25:09 pm
HLN
-
HOU
2 stops15h 39m
Alaska Airlines
Tue 7/74:14 pm
HOU
-
HLN
2 stops25h 18m
Alaska Airlines
Deal found 6/16$970

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 June 20, 2026.

Round-trip from

$399
(United Airlines)

One-way from

$371
(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 June 20, 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 9/2

2:35 pm-9:41 pm

1 stop6h 06m

Houston George Bush Intcntl

Sat 9/5

4:27 pm-9:30 pm

1 stop6h 03m

$419

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 8/29

2:35 pm-10:56 pm

1 stop7h 21m

Houston George Bush Intcntl

Tue 9/1

3:00 pm-9:30 pm

1 stop7h 30m

$419

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 8/26

2:35 pm-11:56 pm

1 stop8h 21m

Houston George Bush Intcntl

Sat 8/29

4:27 pm-9:30 pm

1 stop6h 03m

$419

HelenaHouston

HLN - IAH

HLNIAH

Helena

Wed 7/15

5:09 pm-6:20 am

1 stop12h 11m

Houston George Bush Intcntl

Wed 7/22

6:02 am-4:32 pm

1 stop11h 30m

$469

HelenaHouston

HLN - HOU

HLNHOU

Helena

Thu 7/2

5:09 pm-9:48 am

2 stops15h 39m

Houston Hobby

Tue 7/7

4:14 pm-4:32 pm

2 stops25h 18m

$970
Cheapest one-way
Quickest one-way

HelenaHouston

HLN - HOU

HLNHOU

Helena

Wed 7/1

5:09 pm-9:48 am

2 stops15h 39m

$371

HelenaHouston

HLN - HOU

HLNHOU

Helena

Wed 7/1

5:09 pm-12:12 pm

3 stops42h 03m

$805

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

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 June 20, 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
8,420 reviews

Entertainment

7.8

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

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
8,420 reviews
Delta
7.8
Good
8,420 reviews

Entertainment

7.8

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

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
9,865 reviews
Delta
7.8
Good
8,420 reviews

Entertainment

7.8

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

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 United Airlines and Alaska Airlines fly from Helena to Houston in about 6h 06m. The time it takes to get you to your destination can typically vary by up to 9h 33m. 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 June 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$144Average$373FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$348Average$464FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.