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$527+ Cheap flights from Ontario (ONT) to Finland

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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HEL
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheap flight deals from Ontario to Finland

Keep the following information in mind while searching for Ontario to Finland flight deals. Data was last updated agosto 14, 2025.

Round-trip from

$790
(Finnair)

One-way from

$527
(Ovago)

Popular in

June

Cheapest in

November

Average price

$1,006
From Ontario to Finland
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One-way flight from Ontario to Finland
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Highest demand for flights based on searches. 15% potential increase in price ($163 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Ontario to Finland

Cheapest flights from Ontario to Finland
Explore the most affordable flight options available from Ontario to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

This Finnair deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/86:10 amONT - HEL
1 stop18h 35mMultiple Airlines
vie. 10/1712:35 pmHEL - ONT
1 stop16h 27mMultiple Airlines
Deal found 8/14$790
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/131:34 pmONT - HEL
2 stops19h 21mUnited Airlines
vie. 9/126:10 amHEL - ONT
2 stops24h 33mUnited Airlines
Deal found 8/13$915
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/161:34 pmONT - HEL
2 stops17h 16mUnited Airlines
vie. 8/221:35 pmHEL - ONT
2 stops42h 55mUnited Airlines
Deal found 8/13$959
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/287:00 amONT - HEL
2 stops31h 40mUnited Airlines
jue. 9/46:10 amHEL - ONT
2 stops21h 19mUnited Airlines
Deal found 8/13$968
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/175:05 amONT - HEL
2 stops33h 35mUnited Airlines
vie. 8/226:00 amHEL - ONT
2 stops21h 29mUnited Airlines
Deal found 8/13$970
This Finnair deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/128:48 amONT - HEL
2 stops19h 07mMultiple Airlines
dom. 12/2112:30 pmHEL - ONT
1 stop19h 33mMultiple Airlines
Deal found 8/14$982
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/211:15 pmONT - HEL
2 stops36h 35mUnited Airlines
jue. 8/286:00 amHEL - ONT
2 stops40h 13mUnited Airlines
Deal found 8/12$1,008
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/161:34 pmONT - HEL
2 stops17h 16mUnited Airlines
mié. 8/206:10 amHEL - ONT
2 stops24h 33mUnited Airlines
Deal found 8/13$1,009
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1110:55 amONT - HEL
1 stop14h 10mAmerican Airlines
jue. 9/2511:55 amHEL - ONT
1 stop16h 59mAmerican Airlines
Deal found 8/12$1,038
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/41:34 pmONT - HEL
2 stops16h 56mUnited Airlines
jue. 12/116:55 amHEL - ONT
2 stops23h 47mUnited Airlines
Deal found 8/14$1,049
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/135:05 amONT - HEL
2 stops25h 35mUnited Airlines
mié. 8/206:00 amHEL - ONT
2 stops21h 29mUnited Airlines
Deal found 8/12$1,050

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Finland 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 2,558,603 searches. Data last updated agosto 14, 2025.
Use the filters below to find and compare flights from Ontario to Finland that are best for you.

Fly from

Ontario

Fly to

Finland

Route

Depart

Return

Price

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

mié. 10/8

6:10 am-10:45 am

1 stop18h 35m

Helsinki-Vantaa

vie. 10/17

12:35 pm-7:02 pm

1 stop16h 27m

$790

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

mié. 1/28

10:40 am-6:50 pm

2 stops22h 10m

Helsinki-Vantaa

mié. 2/4

6:55 am-8:17 pm

2 stops23h 22m

$796

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

jue. 8/28

7:00 am-12:40 am

2 stops31h 40m

Helsinki-Vantaa

jue. 9/4

6:10 am-5:29 pm

2 stops21h 19m

$968

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

vie. 12/12

8:48 am-1:55 pm

2 stops19h 07m

Helsinki-Vantaa

dom. 12/21

12:30 pm-9:42 pm

2 stops19h 12m

$982

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

jue. 9/11

10:55 am-11:05 am

1 stop14h 10m

Helsinki-Vantaa

jue. 9/25

11:55 am-6:54 pm

1 stop16h 59m

$1,038

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

jue. 12/4

1:34 pm-4:30 pm

2 stops16h 56m

Helsinki-Vantaa

jue. 12/11

6:55 am-8:42 pm

2 stops23h 47m

$1,049

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

mié. 12/24

3:06 pm-9:10 pm

2 stops20h 04m

$527

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

mié. 12/24

11:00 am-10:45 am

1 stop13h 45m

$533

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

dom. 9/14

6:04 am-4:40 pm

2 stops24h 36m

$554

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

sáb. 8/30

4:54 pm-9:00 pm

2 stops18h 06m

$577

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 15 results
1
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Best time to book a flight from Ontario to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland 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 Finland

What is the cheapest month to book a flight from Ontario to Finland?

Currently, November is the cheapest month in which you can book a flight from Ontario to Finland (average of $444). Flying from Ontario to Finland in June is currently the most expensive (average of $1,082). 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.

What is the cheapest time of day to fly from ONT to FI?

Find hourly flight availability from Ontario to Finland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Finland as you normally would.

Related info for your journey

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

    For a flight from Ontario to Finland, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Finland 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 Ontario to Finland?

    Currently, November is the cheapest month in which you can book a flight from Ontario to Finland (average of $444). Flying from Ontario to Finland in June is currently the most expensive (average of $1,082). 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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