Due to multiple factors, expect to potentially pay more when booking in May. For low rates, October can be a great choice for travel to Helena. Flights to Helena from Ontario in October are about $593 on average during October, but can be found for as low as $311.
When flying from Ontario 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.
Fly from
Fly to
Budget
$436 - $532
Route
Depart
Return
Price
OntarioHelena
ONT - HLN
ONTHLN
Ontario
Tue 10/17
1 stop4h 13m
Helena
Wed 11/1
2 stops9h 12m
OntarioHelena
ONT - HLN
ONTHLN
Ontario
Tue 10/17
1 stop4h 13m
Helena
Mon 10/30
1 stop4h 15m
OntarioHelena
ONT - HLN
ONTHLN
Ontario
Wed 10/18
1 stop7h 03m
Helena
Wed 11/1
1 stop7h 31m
OntarioHelena
ONT - HLN
ONTHLN
Ontario
Wed 10/18
1 stop7h 03m
Helena
Tue 10/31
2 stops9h 14m
OntarioHelena
ONT - HLN
ONTHLN
Ontario
Tue 10/17
1 stop4h 13m
Helena
Wed 11/1
1 stop4h 15m
OntarioHelena
ONT - HLN
ONTHLN
Ontario
Tue 10/17
1 stop4h 13m
Helena
Tue 10/31
1 stop4h 15m
OntarioHelena
ONT - HLN
ONTHLN
Ontario
Mon 10/23
1 stop22h 52m
Helena
Wed 11/1
1 stop7h 31m
OntarioHelena
ONT - HLN
ONTHLN
Ontario
Wed 10/18
1 stop4h 13m
Helena
Mon 10/30
1 stop4h 15m
OntarioHelena
ONT - HLN
ONTHLN
Ontario
Tue 10/24
1 stop7h 03m
Helena
Fri 11/3
2 stops9h 14m
Entertainment
Boarding
Food
Comfort
Crew
Overall
Reviews
Didn't get any food so can't rate that. Flight attendants were really nice. Glad no masks were required. Overall a pleasant flight.
Entertainment
Boarding
Food
Comfort
Crew
Overall
Reviews
Didn't get any food so can't rate that. Flight attendants were really nice. Glad no masks were required. Overall a pleasant flight.
Entertainment
Boarding
Food
Comfort
Crew
Overall
Reviews
Didn't get any food so can't rate that. Flight attendants were really nice. Glad no masks were required. Overall a pleasant flight.
Entertainment
Boarding
Food
Comfort
Crew
Overall
Reviews
Didn't get any food so can't rate that. Flight attendants were really nice. Glad no masks were required. Overall a pleasant flight.
Yes, there are multiple flights from Ontario to Helena for under $500. The cheapest flight booked recently is on Delta for just $436, but on average you can expect to pay $551.
There are currently 2+ open flights from Ontario to Helena within the next 7 days for less than $700.
These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Ontario Airport to Helena Airport flight would often be abbreviated as a ONT to HLN flight.