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Cheap flights from Ontario to Helena from C$ 556
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — HLN
5 Aug — 12 Aug1
Round-trip
1 adult
Economy
Cheap flight deals from Ontario to Helena
Keep the following information in mind while searching for Ontario to Helena flight deals. Data was last updated 31 July 2025.
Find flight deals from Ontario to Helena
Cheapest flights from Ontario to HelenaExplore the most affordable flight options available from Ontario to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2025.
Explore the most affordable flight options available from Ontario to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2025.
Thu 14/84:18 p.m.YYZ - HLN
1 stop6h 57mUnited Airlines
Sun 17/85:39 p.m.HLN - YYZ
2 stops18h 51mUnited Airlines
Deal found 29/7C$ 1,043
Wed 30/78:40 a.m.YYZ - HLN
1 stop14h 35mMultiple Airlines
Sun 3/86:30 a.m.HLN - YYZ
1 stop8h 05mMultiple Airlines
Deal found 29/7C$ 3,431
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario 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 629,999 searches. Data last updated 31 July 2025.
Use the filters below to find and compare flights from Ontario to Helena that are best for you.
Fly from
Ontario
Fly to
Helena
Route
Depart
Return
Price
TorontoHelena
YYZ - HLN
YYZHLN
Toronto Pearson Intl
Thu 14/8
4:18 p.m.-9:15 p.m.
1 stop6h 57m
Helena
Sun 17/8
5:39 p.m.-2:30 p.m.
2 stops18h 51m
C$ 1,043
TorontoHelena
YYZ - HLN
YYZHLN
Toronto Pearson Intl
Mon 18/8
7:47 p.m.-1:30 p.m.
2 stops19h 43m
C$ 556
TorontoHelena
YYZ - HLN
YYZHLN
Toronto Pearson Intl
Mon 18/8
4:45 p.m.-3:31 p.m.
1 stop24h 46m
C$ 684
Best time to book a flight from Ontario to Helena
Have a flexible travel schedule? Discover the best time to fly to Helena from Ontario with our price prediction graph.
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 Ontario to Helena
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Helena
Get insights into the airlines that provide service to Helena. 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 Helena. Reviews last updated 31 July 2025.
Get a feel of what it's like to fly with Alaska Airlines and United Airlines from Ontario to Helena by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Boarding
8.1
Food
7.1
Crew
8.5
Overall
8.0
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2025
YEG - SEA
Comfort
7.8
Boarding
8.1
Food
7.1
Crew
8.5
Overall
8.0
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2025
YEG - SEA
Comfort
7.8
Boarding
8.1
Food
7.1
Crew
8.5
Overall
8.0
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2025
YEG - SEA
Related info for your journey
Find useful and relevant information for your journey from Ontario to Helena. 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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Alternative routes for Ontario to Helena
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Ontario to Helena?
Cheapflights helps you search for flights from Ontario to Helena via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Helena?
Cheapflights helps you find that perfect flight to Helena from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Ontario to Helena with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Helena flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Ontario to Helena become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Helena from Ontario today and book when prices fit your budget.