$320+ 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — HOU
Nov 29 — Dec 61
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
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Best
Last-minute
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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 October 30, 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 October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 12/32:35 pm -
1 stop5h 25m
Sun 12/62:51 pm -
1 stop7h 35m
Deal found 10/29![United Airlines logo]()
$449
This Expedia deal was found by Cheapflights users on 10/26. 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 11/24:41 pm -
1 stop23h 13m
Thu 11/57:02 am -
1 stop10h 02m
Deal found 10/26![Alaska Airlines logo]()
$524
This Delta deal was found by Cheapflights users on 10/29. 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 10/291:08 pm -
1 stop7h 50m
Sat 11/77:10 am -
1 stop6h 18m
Deal found 10/29![Delta logo]()
$549
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 12/232:27 pm -
1 stop7h 25m
Wed 12/302:37 pm -
1 stop8h 00m
Deal found 10/27![United Airlines logo]()
$616
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 12/34:49 pm -
1 stop23h 18m
Sun 12/66:10 pm -
2 stops23h 02m
Deal found 10/29![Alaska Airlines logo]()
$738
This Expedia deal was found by Cheapflights users on 10/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/164:41 pm -
2 stops20h 50m
Thu 11/197:02 am -
1 stop10h 02m
Deal found 10/28![Alaska Airlines logo]()
$748
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/242:23 pm -
1 stop7h 31m
Tue 12/12:51 pm -
1 stop7h 35m
Deal found 10/27![United Airlines logo]()
$809
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Mon 11/162:23 pm -
1 stop5h 35m
Thu 11/197:20 am -
1 stop7h 20m
Deal found 10/28![United Airlines logo]()
$818
This Expedia deal was found by Cheapflights users on 10/26. 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 11/234:53 pm -
1 stop11h 47m
Mon 11/307:00 am -
1 stop10h 16m
Deal found 10/26![Alaska Airlines logo]()
$827
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 October 30, 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 October 30, 2026.
This Delta deal was found by Cheapflights users on 10/25. 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.
Wed 1/67:10 am -
1 stop5h 40m
Wed 1/207:00 am -
1 stop6h 32m
Deal found 10/25![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 12/32:35 pm -
1 stop5h 25m
Sun 12/62:51 pm -
1 stop7h 35m
Deal found 10/29![United Airlines logo]()
$449
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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.
Tue 1/125:00 pm -
1 stop29h 58m
Sat 1/167:42 am -
1 stop9h 41m
Deal found 10/25![Alaska Airlines logo]()
$486
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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 1/225:00 pm -
1 stop29h 58m
Fri 1/297:42 am -
1 stop9h 41m
Deal found 10/25![Alaska Airlines logo]()
$531
Last-minute flights from Helena to HoustonDiscover last-minute flight deals from Helena to Houston. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Helena to Houston. Data last updated October 30, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/28. 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.
Thu 10/291:08 pm -
1 stop7h 50m
Sat 11/77:10 am -
1 stop6h 18m
Deal found 10/28![Delta logo]()
$549
This Expedia deal was found by Cheapflights users on 10/26. 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 11/24:41 pm -
1 stop23h 13m
Thu 11/57:02 am -
1 stop10h 02m
Deal found 10/26![Alaska Airlines logo]()
$524
This Delta deal was found by Cheapflights users on 10/28. 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.
Thu 11/127:00 am -
1 stop5h 32m
Mon 11/167:20 am -
1 stop6h 07m
Deal found 10/28![Delta logo]()
$879
This Expedia deal was found by Cheapflights users on 10/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/164:41 pm -
2 stops20h 50m
Thu 11/197:02 am -
1 stop10h 02m
Deal found 10/28![Alaska Airlines logo]()
$748
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Mon 11/162:23 pm -
1 stop5h 35m
Thu 11/197:20 am -
1 stop7h 20m
Deal found 10/28![United Airlines logo]()
$818
This Expedia deal was found by Cheapflights users on 10/26. 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 11/234:53 pm -
1 stop11h 47m
Mon 11/307:00 am -
1 stop10h 16m
Deal found 10/26![Alaska Airlines logo]()
$827
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/242:23 pm -
1 stop7h 31m
Tue 12/12:51 pm -
1 stop7h 35m
Deal found 10/27![United Airlines logo]()
$809
This Delta deal was found by Cheapflights users on 10/27. 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 11/247:00 am -
1 stop5h 32m
Tue 12/12:33 pm -
2 stops8h 59m
Deal found 10/27![Delta logo]()
$922
One-way flights from Helena to HoustonSearch for one-way flight options from Helena to Houston. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Helena to Houston. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Expedia deal was found by Cheapflights users on 10/26. 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.
Fri 11/134:41 pm -
1 stop23h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Alaska Airlines logo]()
$320
This Delta deal was found by Cheapflights users on 10/29. 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 3/117:00 am -
1 stop5h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Delta logo]()
$410
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 3/114:08 pm -
1 stop6h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Alaska Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 10/26. 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 3/127:00 am -
2 stops10h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$635
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/134:41 pm -
3 stops40h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$692
This Qatar Airways deal was found by Cheapflights users on 10/28. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/114:08 pm -
2 stops70h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Qatar Airways logo]()
$1,355
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 3/117:00 am -
2 stops7h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$2,760
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 October 30, 2026.
Round-trip from | $379 (Delta) |
|---|---|
One-way from | $320 (Expedia) |
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 October 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
Cheapest round-trip
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Fri 11/13
4:41 pm-4:54 pm
1 stop23h 13m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$320
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Wed 1/6
7:10 am-1:50 pm
1 stop5h 40m
Houston George Bush Intcntl
Wed 1/20
7:00 am-12:32 pm
1 stop6h 32m
$379
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Thu 3/11
12:50 pm-9:36 pm
1 stop7h 46m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$410
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Thu 12/3
2:35 pm-9:00 pm
1 stop5h 25m
Houston George Bush Intcntl
Sun 12/6
2:51 pm-9:26 pm
1 stop7h 35m
$449
Quickest round-trip
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Thu 3/11
4:08 pm-11:59 pm
1 stop6h 51m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$464
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Fri 3/12
4:08 pm-11:59 pm
1 stop6h 51m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$464
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Tue 1/12
5:00 pm-11:58 pm
1 stop29h 58m
Houston George Bush Intcntl
Sat 1/16
7:42 am-4:23 pm
1 stop9h 41m
$486
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Fri 1/22
5:00 pm-11:58 pm
1 stop29h 58m
Houston George Bush Intcntl
Fri 1/29
7:42 am-4:23 pm
1 stop9h 41m
$531
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Fri 3/12
7:00 am-6:28 pm
2 stops10h 28m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$635
HelenaHouston
HLN Helena - IAH Houston George Bush Intcntl
HLNIAH
Helena
Fri 11/13
4:41 pm-9:50 am
3 stops40h 09m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$692
Showing 1-10 of 11 resultsSorted 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 October 30, 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.
Entertainment
7.8
Boarding
8.1
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Boarding
8.1
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.8
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.
Search flights from Helena to Houston by cabin class
Find flights from Helena to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Helena and Houston flights
Browse other Helena and Houston flight options. Last updated on October 30, 2026.
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 October 30, 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 October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$144 | Average$338 | FlexibilityNo cancel fee | On-timeN/A |