Find cheap flights from Ontario to Helena starting at HK$904.
Book one-way or return flights from Ontario to Helena from as little as HK$904. Choose from the popular airlines below and book your flight today!
- One way
- Round-trip
- ONT09:5013h 9m1 stopHLN23:59Wed, May 22|Ontario - Helena|Frontier AirlinesHK$904HK$2,08856% OFF56% OFFHK$2,088HK$904
- ONT18:2019h 45m1 stopHLN15:05Mon, Jun 17|Ontario - Helena|Frontier AirlinesHK$1,245HK$2,08840% OFF40% OFFHK$2,088HK$1,245
- ONT16:216h 38m1 stopHLN23:59Wed, May 22|Ontario - Helena|Alaska AirlinesHK$1,278HK$2,08839% OFF39% OFFHK$2,088HK$1,278
- ONT10:0627h 17m1 stopHLN14:23Sun, Jun 9|Ontario - Helena|Frontier AirlinesHK$1,301HK$1,301
- ONT10:3412h 25m1 stopHLN23:59Thu, May 23|Ontario - Helena|Frontier AirlinesHK$1,342HK$1,342
- ONT10:0612h 53m1 stopHLN23:59Thu, May 30|Ontario - Helena|Frontier AirlinesHK$1,359HK$1,359
- ONT09:5013h 9m1 stopHLN23:59Wed, Jun 19|Ontario - Helena|Frontier AirlinesHK$1,412HK$1,412
- ONT10:0412h 55m1 stopHLN23:59Fri, Jun 7|Ontario - Helena|Frontier AirlinesHK$1,554HK$1,554
- ONT20:2026h 39m1 stopHLN23:59Sat, Jul 27|Ontario - Helena|Alaska AirlinesHK$1,581HK$1,581
- ONT16:216h 38m1 stopHLN23:59Fri, Jun 7|Ontario - Helena|Alaska AirlinesHK$1,624HK$1,624
- ONT13:003h 5mDirectHLN14:00Tue, May 28|Ontario - Helena|Frontier AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Find more flights and airlines
Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Ontario to Helena.
- CheapestONT09:5013h 9m1 transferHLN23:59Ontario International Airport - Helena Regional AirportWed, May 22Frontier AirlinesHK$904
- ONT09:5013h 9m1 transferHLN23:59Ontario International Airport - Helena Regional AirportWed, May 22Frontier AirlinesHK$904Find More Flights
Frequently Asked Questions
How to find a cheap flight from Ontario to Helena
Cheapest nonstop flight price | HK$903 |
---|---|
Off-season for travel | November |
Peak season for travel | December |
Flight distance | 11,664.55km |
Popular airline | Alaska Airlines |
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