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Cheap flights from Ontario to Helena from C$ 513

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 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — HLN
1 Aug — 8 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Helena

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Helena
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 2 July 2026.

Thu 29/104:10 p.m.
YYZ
-
HLN
1 stop7h 29m
United Airlines
Fri 30/106:15 a.m.
HLN
-
YYZ
1 stop6h 47m
United Airlines
Deal found 30/6C$ 944
Thu 10/94:18 p.m.
YYZ
-
HLN
1 stop7h 12m
United Airlines
Sat 19/96:15 a.m.
HLN
-
YYZ
1 stop6h 59m
United Airlines
Deal found 29/6C$ 1,012
Wed 29/712:45 p.m.
YYZ
-
HLN
2 stops10h 35m
United Airlines
Sun 2/86:15 a.m.
HLN
-
YYZ
1 stop6h 59m
United Airlines
Deal found 30/6C$ 1,045
Fri 17/77:35 p.m.
YYZ
-
HLN
2 stops27h 45m
United Airlines
Thu 23/72:20 p.m.
HLN
-
YYZ
2 stops18h 36m
United Airlines
Deal found 29/6C$ 1,113
Thu 23/77:45 a.m.
YYZ
-
HLN
2 stops15h 35m
United Airlines
Sat 25/76:15 a.m.
HLN
-
YYZ
2 stops15h 39m
United Airlines
Deal found 29/6C$ 1,114
Fri 24/72:00 p.m.
YYZ
-
HLN
2 stops25h 33m
United Airlines
Mon 27/72:20 p.m.
HLN
-
YYZ
2 stops15h 51m
United Airlines
Deal found 28/6C$ 1,204
Thu 23/710:25 p.m.
YYZ
-
HLN
2 stops20h 07m
Multiple Airlines
Sat 25/75:09 p.m.
HLN
-
YYZ
2 stops11h 46m
Multiple Airlines
Deal found 29/6C$ 1,301

Find flight deals from Ontario to Helena

Keep the following information in mind while searching for Ontario to Helena flight deals. Data was last updated 2 July 2026.

Round-trip from

C$ 944

One-way from

C$ 513
United Airlines
  • United Airlines
  • 29/10-30/10
  • 2 total stops
  • 14h 16m total
  • Ontario to Helena
Search Deals
Delta
  • Delta
  • 15/8
  • 1 total stop
  • 6h 40m total
  • Ontario to Helena
Search Deals

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 2 July 2026.
Use the filters below to find and compare flights from Ontario to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Thu 29/10

4:10 p.m.-9:39 p.m.

1 stop7h 29m

Helena

Fri 30/10

6:15 a.m.-3:02 p.m.

1 stop6h 47m

C$ 944

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Thu 10/9

7:43 p.m.-1:45 p.m.

2 stops20h 02m

Helena

Sat 19/9

2:35 p.m.-9:54 a.m.

2 stops17h 19m

C$ 945
Quickest round-trip

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Wed 29/7

4:18 p.m.-9:20 p.m.

1 stop7h 02m

Helena

Sun 2/8

6:15 a.m.-3:14 p.m.

1 stop6h 59m

C$ 1,045
Cheapest one-way

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Sat 15/8

7:00 a.m.-9:30 p.m.

2 stops16h 30m

C$ 513
Quickest one-way

TorontoHelena

YYZ - HLN

YYZHLN

Toronto Pearson Intl

Sat 15/8

5:50 p.m.-10:30 p.m.

1 stop6h 40m

C$ 513

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Sorted by cheapest first

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.

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.

  • What airport do you fly into for flights to Helena from Ontario?

    Located just 4.3 km from the city centre, Helena (HLN) is the airport most travelers will use when flying to Helena from Ontario.

  • How long is the flight from Region of Ontario to Helena?

    Departing from Region of Ontario to Helena will take you 7h 29m. Region of Ontario and Helena are separated by a distance of 2540 km.

  • Can I find deals for flights from Ontario to Helena that include hotel bookings?

    Yes. In addition to deals on Ontario to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Helena?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Helena.

  • Can I find deals for business class flights from Ontario to Helena?

    Yes. Cheapflights offers flight deals from Ontario to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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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.

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