Round-trip from | $516 (Alaska Airlines) |
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Fly from
Fly to
Route
Depart
Return
Price
HoustonHelena
IAH - HLN
IAHHLN
Houston George Bush Intcntl
Fri 8/15
7:10 pm-3:31 pm
1 stop21h 21m
Helena
Fri 8/22
4:11 pm-6:24 am
1 stop13h 13m
HoustonHelena
IAH - HLN
IAHHLN
Houston George Bush Intcntl
Mon 7/7
7:55 am-12:35 pm
1 stop5h 40m
Helena
Sat 7/12
1:03 pm-9:40 pm
1 stop7h 37m
HoustonHelena
IAH - HLN
IAHHLN
Houston George Bush Intcntl
Wed 5/7
7:20 am-1:31 pm
1 stop7h 11m
Helena
Sat 6/14
2:39 pm-11:55 pm
1 stop8h 16m
HoustonHelena
HOU - HLN
HOUHLN
Houston Hobby
Fri 5/9
12:52 pm-10:16 pm
2 stops10h 24m
Helena
Sun 5/11
5:45 am-5:57 pm
2 stops11h 12m
Currently, February is the cheapest month in which you can book a flight from Houston to Helena (average of $353). Flying from Houston to Helena in July is currently the most expensive (average of $607). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Houston to Helena, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
In terms of precipitation, rainfall in Helena ranges from 0.3 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Helena when rainfall is around 0.3 in.
If weather is an important factor for your trip to Helena, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 21.2 F).
Entertainment
Crew
Comfort
Overall
Food
Boarding
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Comfort
Overall
Food
Boarding
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Comfort
Overall
Food
Boarding
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Comfort
Overall
Food
Boarding
Reviews
Anonymous,Apr 2025
LAS - STS