$195+ Cheap flights from Houston to Helena (HLN)
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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — HLN
Dec 10 — Dec 171
Round-trip
1 adult, Economy
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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 Houston to Helena
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Best
Last-minute
One-way
Cheapest flights from Houston to HelenaExplore the most affordable flight options available from Houston to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
Explore the most affordable flight options available from Houston to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
This United Airlines deal was found by Cheapflights users on 11/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:20 am -
1 stop7h 32m
Sun 12/132:35 pm -
1 stop7h 24m
Deal found 11/8![United Airlines logo]()
$389
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:02 am -
1 stop10h 02m
Thu 11/124:41 pm -
1 stop23h 13m
Deal found 11/6![Alaska Airlines logo]()
$589
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:20 am -
1 stop6h 10m
Sun 12/131:10 pm -
2 stops9h 43m
Deal found 11/8![Delta logo]()
$698
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 12/62:45 pm -
1 stop26h 27m
Sun 12/134:49 pm -
1 stop23h 18m
Deal found 11/8![Alaska Airlines logo]()
$868
Best flights from Houston to HelenaDiscover carefully curated flight deals from Houston to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
Discover carefully curated flight deals from Houston to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
This United Airlines deal was found by Cheapflights users on 11/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:20 am -
1 stop7h 32m
Sun 12/132:35 pm -
1 stop7h 24m
Deal found 11/8![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:20 am -
1 stop6h 10m
Sun 12/131:10 pm -
2 stops9h 43m
Deal found 11/8![Delta logo]()
$698
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 2/26:06 pm -
2 stops23h 25m
Sat 2/65:08 pm -
2 stops19h 23m
Deal found 11/7![Alaska Airlines logo]()
$721
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/22:46 pm -
1 stop7h 46m
Sat 2/62:27 pm -
1 stop8h 32m
Deal found 11/6![United Airlines logo]()
$499
Last-minute flights from Houston to HelenaDiscover last-minute flight deals from Houston to Helena. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Helena. Data last updated November 10, 2026 and is based on user searches.
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:02 am -
1 stop10h 02m
Thu 11/124:41 pm -
1 stop23h 13m
Deal found 11/6![Alaska Airlines logo]()
$589
This United Airlines deal was found by Cheapflights users on 11/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:20 am -
1 stop7h 32m
Sun 12/132:35 pm -
1 stop7h 24m
Deal found 11/8![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:20 am -
1 stop6h 10m
Sun 12/131:10 pm -
2 stops9h 43m
Deal found 11/8![Delta logo]()
$698
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 12/62:45 pm -
1 stop26h 27m
Sun 12/134:49 pm -
1 stop23h 18m
Deal found 11/8![Alaska Airlines logo]()
$868
One-way flights from Houston to HelenaSearch for one-way flight options from Houston to Helena. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
Search for one-way flight options from Houston to Helena. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/207:25 am -
1 stop10h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Alaska Airlines logo]()
$195
Find flight deals from Houston to Helena
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Helena (HLN). 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 10, 2026.
Round-trip from | $389 (United Airlines) |
|---|---|
One-way from | $195 (Alaska Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston to Helena 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 10, 2026.
Use the filters below to find and compare flights from Houston to Helena that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HoustonHelena
IAH Houston George Bush Intcntl - HLN Helena
IAHHLN
Houston George Bush Intcntl
Wed 1/20
7:25 am-4:31 pm
1 stop10h 06m
Helena
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$195
HoustonHelena
IAH Houston George Bush Intcntl - HLN Helena
IAHHLN
Houston George Bush Intcntl
Sun 12/6
7:20 am-1:52 pm
1 stop7h 32m
Helena
Sun 12/13
2:35 pm-10:59 pm
1 stop7h 24m
$389
HoustonHelena
IAH Houston George Bush Intcntl - HLN Helena
IAHHLN
Houston George Bush Intcntl
Tue 2/2
2:46 pm-9:32 pm
1 stop7h 46m
Helena
Sat 2/6
2:27 pm-11:59 pm
1 stop8h 32m
$499
HoustonHelena
IAH Houston George Bush Intcntl - HLN Helena
IAHHLN
Houston George Bush Intcntl
Sun 12/6
7:20 am-12:30 pm
1 stop6h 10m
Helena
Sun 12/13
1:10 pm-11:53 pm
2 stops9h 43m
$698
HoustonHelena
IAH Houston George Bush Intcntl - HLN Helena
IAHHLN
Houston George Bush Intcntl
Tue 2/2
6:06 pm-4:31 pm
2 stops23h 25m
Helena
Sat 2/6
5:08 pm-1:31 pm
2 stops19h 23m
$721
Sorted by cheapest first
Best time to book a flight from Houston to Helena
Have a flexible travel schedule? Discover the best time to fly to Helena from Houston with our price prediction graph.
HO1-HLN
IAH-HLN
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 Houston to Helena
HO1-HLN
IAH-HLN
No data available for this route at this time. Please check back soon.
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