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Finland

$491+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HEL
Aug 5 — Aug 121
Wed 8/5
Wed 8/12
1 adult, Economy
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Cheap 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 July 6, 2026.

This American Airlines deal was found by Cheapflights users on 7/3. 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.
Tue 9/156:00 am
ONT
-
HEL
1 stop19h 05m
American Airlines
Wed 9/2312:35 pm
HEL
-
ONT
1 stop17h 34m
American Airlines
Deal found 7/3$981
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:00 am
ONT
-
HEL
2 stops24h 40m
Delta
Wed 9/237:00 am
HEL
-
ONT
2 stops26h 47m
Delta
Deal found 7/3$993
This Icelandair deal was found by Cheapflights users on 7/2. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:15 am
ONT
-
HEL
2 stops19h 45m
Multiple Airlines
Tue 11/102:00 pm
HEL
-
ONT
2 stops18h 54m
Multiple Airlines
Deal found 7/2$994
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Sun 11/86:46 am
ONT
-
HEL
2 stops26h 04m
United Airlines
Fri 11/2712:45 pm
HEL
-
ONT
2 stops20h 08m
United Airlines
Deal found 7/5$997
This Booking.com deal was found by Cheapflights users on 7/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am
ONT
-
HEL
2 stops21h 00m
Multiple Airlines
Thu 12/32:00 pm
HEL
-
ONT
2 stops18h 39m
Multiple Airlines
Deal found 7/6$1,035
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Wed 11/251:13 pm
ONT
-
HEL
2 stops19h 37m
United Airlines
Wed 12/912:45 pm
HEL
-
ONT
2 stops20h 21m
United Airlines
Deal found 7/5$1,047
This American Airlines deal was found by Cheapflights users on 7/4. 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.
Sat 10/1710:25 am
ONT
-
HEL
1 stop14h 20m
American Airlines
Sat 10/3112:30 pm
HEL
-
ONT
1 stop17h 41m
American Airlines
Deal found 7/4$1,074
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Sun 11/295:00 am
ONT
-
HEL
2 stops45h 00m
United Airlines
Tue 12/1512:45 pm
HEL
-
ONT
2 stops20h 21m
United Airlines
Deal found 7/2$1,081
This FlightHub deal was found by Cheapflights users on 7/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:00 am
ONT
-
HEL
2 stops29h 45m
Multiple Airlines
Wed 8/267:40 am
HEL
-
ONT
2 stops24h 57m
Multiple Airlines
Deal found 7/5$1,086
This Icelandair deal was found by Cheapflights users on 7/4. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:37 am
ONT
-
HEL
2 stops16h 23m
Multiple Airlines
Sat 11/212:00 pm
HEL
-
ONT
2 stops18h 39m
Multiple Airlines
Deal found 7/4$1,088

Find flight deals from Ontario to Finland

Keep the following information in mind while searching for Ontario to Finland flight deals. Data was last updated July 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$981
(American Airlines)

One-way from

$491
(oojo)

Popular in

June

Cheapest in

January

Average price

$1,255
Provider with most accurate pricing for Los Angeles-Helsinki-Vantaa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Helsinki-Vantaa flights.
Search Deals
From Ontario to Finland
Search Deals
One-way flight from Ontario to Finland
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($248 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 6, 2026.
Use the filters below to find and compare flights from Ontario to Finland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Tue 11/3

7:15 am-1:00 pm

2 stops19h 45m

Helsinki-Vantaa

Tue 11/10

2:00 pm-10:54 pm

2 stops18h 54m

$994

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Wed 11/25

1:13 pm-6:50 pm

2 stops19h 37m

Helsinki-Vantaa

Wed 12/9

12:45 pm-11:06 pm

2 stops20h 21m

$997

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Sun 11/29

5:00 am-12:00 pm

2 stops45h 00m

Helsinki-Vantaa

Tue 12/15

12:45 pm-11:06 pm

2 stops20h 21m

$1,081

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Sat 10/17

11:13 am-2:00 pm

2 stops16h 47m

Helsinki-Vantaa

Sat 10/31

2:00 pm-11:45 pm

2 stops18h 45m

$1,086

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Sat 11/7

10:37 am-1:00 pm

2 stops16h 23m

Helsinki-Vantaa

Sat 11/21

2:00 pm-10:39 pm

2 stops18h 39m

$1,088

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Mon 12/28

1:00 pm-6:50 pm

2 stops19h 50m

Helsinki-Vantaa

Thu 1/7

12:45 pm-11:06 pm

2 stops20h 21m

$1,142

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Wed 8/19

11:59 pm-11:55 pm

2 stops37h 56m

Helsinki-Vantaa

Wed 9/9

12:05 pm-8:13 pm

2 stops42h 08m

$1,196

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Sun 11/29

1:13 pm-6:50 pm

2 stops19h 37m

Helsinki-Vantaa

Wed 12/9

12:45 pm-11:06 pm

2 stops20h 21m

$1,272
Quickest round-trip

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Mon 8/17

12:04 pm-1:10 pm

1 stop15h 06m

Helsinki-Vantaa

Wed 8/26

12:35 pm-6:47 pm

1 stop16h 12m

$1,282

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Mon 8/10

11:59 pm-2:00 pm

1 stop28h 01m

Helsinki-Vantaa

Wed 8/26

12:35 pm-6:47 pm

1 stop16h 12m

$1,342

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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
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 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.

  • How long is the flight from Ontario to Finland?

    Airlines like United Airlines fly from Ontario to Finland in about 43h 37m. The time it takes to get you to your destination can typically vary by up to . There are 5575 mi between Ontario and Finland.

  • 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.

See more FAQs

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