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Cheap flights from Helena to Ontario from C$ 523

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — YYZ
7 Apr — 14 Apr1
1 adult

Cheap flight deals from Helena to Ontario

Keep the following information in mind while searching for Helena to Ontario flight deals. Data was last updated 2 April 2025.

Round-trip from

C$ 890

One-way from

C$ 523
Alaska Airlines
  • Alaska Airlines
  • 16/5-23/5
  • 2 total stops
  • 45h 35m total
  • Helena to Ontario
Search Deals
United Airlines
  • United Airlines
  • 15/6
  • 1 total stop
  • 6h 46m total
  • Helena to Ontario
Search Deals

Find flight deals from Helena to Ontario

Cheapest flights from Helena to Ontario
Explore the most affordable flight options available from Helena to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 April 2025.

Fri 16/54:11 p.m.HLN - YYZ
1 stop20h 49mAlaska Airlines
Fri 23/54:45 p.m.YYZ - HLN
1 stop24h 46mAlaska Airlines
Deal found 1/4C$ 890
Fri 16/56:25 a.m.HLN - YYZ
2 stops13h 35mUnited Airlines
Fri 23/56:35 p.m.YYZ - HLN
2 stops24h 20mUnited Airlines
Deal found 1/4C$ 1,308

Cheapflights Fare Finder

Customize your flight search to find flights from Helena to Ontario 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 April 2025.
Use the filters below to find and compare flights from Helena to Ontario that are best for you.

Fly from

Helena

Fly to

Ontario

Route

Depart

Return

Price

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Fri 16/5

4:11 p.m.-3:00 p.m.

1 stop20h 49m

Toronto Pearson Intl

Fri 23/5

4:45 p.m.-3:31 p.m.

1 stop24h 46m

C$ 890

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Fri 16/5

6:25 a.m.-10:00 p.m.

2 stops13h 35m

Toronto Pearson Intl

Fri 23/5

6:35 p.m.-4:55 p.m.

2 stops24h 20m

C$ 1,308

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Sun 15/6

6:25 a.m.-3:11 p.m.

1 stop6h 46m

C$ 523

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Sun 15/6

4:08 p.m.-3:00 p.m.

1 stop20h 52m

C$ 599

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Sun 15/6

1:18 p.m.-9:21 a.m.

2 stops18h 03m

C$ 760

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Sun 15/6

4:08 p.m.-10:57 a.m.

2 stops16h 49m

C$ 948

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/4

Best time to book a flight from Helena to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Helena 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 Helena to Ontario

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 2 April 2025.
Alaska Airlines
8.0
Very good
9,820 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,820 reviews
Alaska Airlines
8.0
Very good
9,820 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,898 reviews
Alaska Airlines
8.0
Very good
9,820 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,345 reviews
Alaska Airlines
8.0
Very good
9,820 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,616 reviews
Alaska Airlines
8.0
Very good
9,820 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Helena to Ontario. 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 from for flights from Helena to Ontario?

    Helena (HLN) is the airport you will fly out of if you book a flight from Helena to Ontario. It is only a 4.3 km journey to Helena (HLN) from Helena’s city centre.

  • What are the cheapest airlines to fly from Helena to Region of Ontario one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at C$ 523. Hawaiian Airlines flights start at C$ 599 while deals on Delta start at C$ 760 one-way.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Helena to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Helena to Region of Ontario (average of C$ 167). Flying from Helena to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

See more FAQs

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Can Cheapflights find flights from Helena to Ontario with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Helena to Ontario, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Helena to Ontario become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from Helena today and book when prices fit your budget.

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