$389+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — HOU
Dec 11 — Dec 181
Round-trip
1 adult, Economy
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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
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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
Best
Last-minute
Cheapest flights from Helena to HoustonExplore 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 November 11, 2026.
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 November 11, 2026.
This deal was found by Cheapflights users on 11/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/72:35 pm -
1 stop7h 24m
Sat 12/127:20 am -
1 stop7h 32m
Deal found 11/9![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 11/10. 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 12/232:27 pm -
1 stop6h 43m
Sat 1/24:25 pm -
1 stop6h 12m
Deal found 11/10![United Airlines logo]()
$717
This Delta deal was found by Cheapflights users on 11/10. 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 12/237:00 am -
2 stops10h 14m
Sat 1/22:30 pm -
2 stops8h 56m
Deal found 11/10![Delta logo]()
$4,887
Best flights from Helena to HoustonDiscover carefully curated flight deals from Helena to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.
Discover carefully curated flight deals from Helena to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.
This Delta deal was found by Cheapflights users on 11/6. 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.
Fri 1/81:12 pm -
1 stop7h 29m
Wed 1/202:40 pm -
1 stop8h 52m
Deal found 11/6![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Fri 2/52:27 pm -
1 stop8h 32m
Tue 2/97:20 am -
1 stop7h 20m
Deal found 11/10![United Airlines logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 11/7. 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.
Tue 2/25:08 pm -
1 stop29h 51m
Sat 2/67:25 am -
1 stop10h 06m
Deal found 11/7![Alaska Airlines logo]()
$501
This Delta deal was found by Cheapflights users on 11/9. 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 1/71:12 pm -
1 stop7h 29m
Sun 1/107:00 am -
1 stop6h 32m
Deal found 11/9![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 11/6. 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.
Tue 1/51:12 pm -
1 stop7h 29m
Tue 1/197:00 am -
1 stop6h 32m
Deal found 11/6![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 11/6. 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.
Sat 1/91:12 pm -
1 stop7h 29m
Thu 1/212:40 pm -
1 stop8h 52m
Deal found 11/6![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 11/9. 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 1/61:12 pm -
1 stop7h 29m
Thu 1/142:40 pm -
1 stop8h 52m
Deal found 11/9![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 11/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/61:12 pm -
1 stop7h 29m
Wed 1/2012:10 pm -
2 stops11h 22m
Deal found 11/7![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 11/6. 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.
Mon 1/41:12 pm -
1 stop7h 29m
Sun 1/177:00 am -
1 stop6h 32m
Deal found 11/6![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 11/9. 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 1/61:12 pm -
1 stop7h 29m
Wed 1/137:06 am -
2 stops16h 26m
Deal found 11/9![Delta logo]()
$523
Last-minute flights from Helena to HoustonDiscover last-minute flight deals from Helena to Houston. Data last updated November 11, 2026 and is based on user searches.
Discover last-minute flight deals from Helena to Houston. Data last updated November 11, 2026 and is based on user searches.
This deal was found by Cheapflights users on 11/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/72:35 pm -
1 stop7h 24m
Sat 12/127:20 am -
1 stop7h 32m
Deal found 11/9![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 11/10. 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 12/232:27 pm -
1 stop6h 43m
Sat 1/24:25 pm -
1 stop6h 12m
Deal found 11/10![United Airlines logo]()
$717
This Delta deal was found by Cheapflights users on 11/10. 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 12/237:00 am -
2 stops10h 14m
Sat 1/22:30 pm -
2 stops8h 56m
Deal found 11/10![Delta logo]()
$4,887
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 November 11, 2026.
Round-trip from | $389 (Delta) |
|---|
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 7,457,451 searches. Data last updated November 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
Cheapest round-trip
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Fri 1/8
1:12 pm-9:41 pm
1 stop7h 29m
Houston George Bush Intcntl
Wed 1/20
2:40 pm-10:32 pm
1 stop8h 52m
$389
Quickest round-trip
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Thu 1/7
1:12 pm-9:41 pm
1 stop7h 29m
Houston George Bush Intcntl
Sun 1/10
7:00 am-12:32 pm
1 stop6h 32m
$389
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Tue 1/5
1:12 pm-9:41 pm
1 stop7h 29m
Houston George Bush Intcntl
Tue 1/19
7:00 am-12:32 pm
1 stop6h 32m
$389
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Sat 1/9
1:12 pm-9:41 pm
1 stop7h 29m
Houston George Bush Intcntl
Thu 1/21
2:40 pm-10:32 pm
1 stop8h 52m
$389
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Wed 1/6
1:12 pm-9:41 pm
1 stop7h 29m
Houston George Bush Intcntl
Thu 1/14
2:40 pm-10:32 pm
1 stop8h 52m
$389
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Wed 1/6
1:12 pm-9:41 pm
1 stop7h 29m
Houston George Bush Intcntl
Wed 1/20
12:10 pm-10:32 pm
2 stops11h 22m
$394
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Mon 1/4
1:12 pm-9:41 pm
1 stop7h 29m
Houston George Bush Intcntl
Sun 1/17
7:00 am-12:32 pm
1 stop6h 32m
$454
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Fri 2/5
2:27 pm-11:59 pm
1 stop8h 32m
Houston George Bush Intcntl
Tue 2/9
7:20 am-1:40 pm
1 stop7h 20m
$499
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Tue 2/2
5:08 pm-11:59 pm
1 stop29h 51m
Houston George Bush Intcntl
Sat 2/6
7:25 am-4:31 pm
1 stop10h 06m
$501
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Wed 1/6
1:12 pm-9:41 pm
1 stop7h 29m
Houston George Bush Intcntl
Wed 1/13
7:06 am-10:32 pm
2 stops16h 26m
$523
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.
HLN-HO1
HLN-IAH
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
HLN-HO1
HLN-IAH
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 November 11, 2026.
See what other customers who have flown with Delta 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.
Overall
7.8
Food
7.2
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Overall
7.8
Food
7.2
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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.
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Complete your trip
Complete your trip to Houston by adding a car rental and/or hotel reservation to your travel itinerary.
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Helena and Houston flights
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Other flights from Helena
Browse through other flights departing from Helena. Flights are based on user searches made on Cheapflights and were last updated on November 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Helena to Houston
Discover the top airline 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 7,457,451 searches. Data last updated November 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$144 | Average$328 | FlexibilityNo cancel fee | On-timeN/A |