What is the cheapest airline that flies from Ontario to Helsinki-Vantaa?

Icelandair and United Airlines are the most popular carriers operating from Ontario to Helsinki-Vantaa

What airlines fly to Helsinki?

Finnair, Scandinavian Airlines and American Airlines are the top three most popular airlines that fly to Helsinki from Ontario according to our data. Finnair is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 8 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ontario Airport to Helsinki-Vantaa Airport?

Prices for flights from Ontario Airport to Helsinki-Vantaa Airport are refreshed on a daily basis.

How old do you have to be to fly from Ontario Airport to Helsinki-Vantaa Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Helsinki-Vantaa Airport.

What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

The necessary travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$425 Cheap Flights from Ontario to Helsinki in 2026

Find the cheapest flights from Ontario to Helsinki

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 pm - 5:25 pm

ONT

HEL

38h 20m

2 stops

2:05 pm - 4:12 pm

HEL

ONT

36h 07m

2 stops

$917Delta

Sat, Nov 21 - Sun, Nov 29

10:47 am - 10:30 am

ONT

HEL

13h 43m

1 stop

12:30 pm - 6:22 pm

HEL

ONT

15h 52m

1 stop

$982Multiple Airlines

Wed, Nov 4 - Wed, Nov 18

2:13 pm - 2:00 pm

ONT

HEL

37h 47m

2 stops

3:00 pm - 11:53 pm

HEL

ONT

18h 53m

2 stops

$998Multiple Airlines

Wed, Oct 7 - Wed, Oct 21

11:59 am - 5:40 pm

ONT

HEL

19h 41m

2 stops

7:00 am - 5:20 pm

HEL

ONT

20h 20m

2 stops

$999Delta

Wed, Sep 16 - Wed, Sep 23

10:25 am - 10:45 am

ONT

HEL

14h 20m

1 stop

12:35 pm - 6:57 pm

HEL

ONT

16h 22m

1 stop

$1,002Multiple Airlines

Tue, Oct 6 - Wed, Oct 21

6:00 pm - 5:40 pm

ONT

HEL

37h 40m

2 stops

1:55 pm - 5:20 pm

HEL

ONT

37h 25m

2 stops

$1,005Delta

Sat, Sep 19 - Mon, Sep 28

6:00 am - 12:55 pm

ONT

HEL

20h 55m

2 stops

1:55 pm - 10:39 pm

HEL

ONT

18h 44m

2 stops

$1,046Multiple Airlines

Fri, Dec 11 - Fri, Dec 25

11:59 am - 5:40 pm

ONT

HEL

19h 41m

2 stops

1:55 pm - 4:33 pm

HEL

ONT

36h 38m

2 stops

$1,049Delta

Wed, Sep 16 - Thu, Sep 24

5:13 pm - 5:40 pm

ONT

HEL

38h 27m

2 stops

1:55 pm - 4:33 pm

HEL

ONT

36h 38m

2 stops

$1,055Delta

Sat, Sep 19 - Sun, Sep 27

6:02 am - 11:55 pm

ONT

HEL

31h 53m

2 stops

7:35 pm - 11:24 pm

HEL

ONT

37h 49m

2 stops

$1,059Multiple Airlines

Sun, Sep 20 - Sun, Sep 27

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Delta flights from Ontario to Helsinki

Our best Delta deals on Ontario to Helsinki flight tickets

Delta

Nov 21

ONT5:05 pmOntario

38h 20m

2 stops

HEL5:25 pmHelsinki-Vantaa

Nov 29

HEL2:05 pmHelsinki-Vantaa

36h 07m

2 stops

ONT4:12 pmOntario

$917

Delta

Sep 16

ONT11:59 amOntario

19h 41m

2 stops

HEL5:40 pmHelsinki-Vantaa

Sep 23

HEL7:00 amHelsinki-Vantaa

20h 20m

2 stops

ONT5:20 pmOntario

$999

Delta

Sep 19

ONT6:00 pmOntario

37h 40m

2 stops

HEL5:40 pmHelsinki-Vantaa

Sep 28

HEL1:55 pmHelsinki-Vantaa

37h 25m

2 stops

ONT5:20 pmOntario

$1,005

Turkish Airlines flights from Ontario to Helsinki

Our best Turkish Airlines deals on Ontario to Helsinki flight tickets

Turkish Airlines

Aug 10

ONT11:50 pmOntario

25h 20m

2 stops

HEL11:10 amHelsinki-Vantaa

Sep 17

HEL8:20 amHelsinki-Vantaa

45h 53m

2 stops

ONT8:13 pmOntario

$1,129

Turkish Airlines

Sep 21

ONT9:10 pmOntario

28h 00m

2 stops

HEL11:10 amHelsinki-Vantaa

Sep 25

HEL12:05 pmHelsinki-Vantaa

42h 08m

2 stops

ONT8:13 pmOntario

$1,263

Turkish Airlines

Jul 2

ONT11:58 pmOntario

32h 42m

2 stops

HEL6:40 pmHelsinki-Vantaa

Jul 6

HEL8:20 amHelsinki-Vantaa

48h 24m

2 stops

ONT10:44 pmOntario

$4,989

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Sat 11/21

5:05 pm-5:25 pm

2 stops38h 20m

Helsinki-Vantaa

Sun 11/29

2:05 pm-4:12 pm

2 stops36h 07m

$917

Quickest round-trip

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Wed 11/4

10:47 am-10:30 am

1 stop13h 43m

Helsinki-Vantaa

Wed 11/18

12:30 pm-6:22 pm

1 stop15h 52m

$982

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Wed 10/7

2:13 pm-2:00 pm

2 stops37h 47m

Helsinki-Vantaa

Wed 10/21

3:00 pm-11:53 pm

2 stops18h 53m

$998

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Wed 9/16

11:59 am-5:40 pm

2 stops19h 41m

Helsinki-Vantaa

Wed 9/23

7:00 am-5:20 pm

2 stops20h 20m

$999

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Tue 10/6

10:25 am-10:45 am

1 stop14h 20m

Helsinki-Vantaa

Wed 10/21

12:35 pm-6:57 pm

1 stop16h 22m

$1,002

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Sat 9/19

6:00 pm-5:40 pm

2 stops37h 40m

Helsinki-Vantaa

Mon 9/28

1:55 pm-5:20 pm

2 stops37h 25m

$1,005

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Fri 12/11

6:00 am-12:55 pm

2 stops20h 55m

Helsinki-Vantaa

Fri 12/25

1:55 pm-10:39 pm

2 stops18h 44m

$1,046

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Wed 9/16

11:59 am-5:40 pm

2 stops19h 41m

Helsinki-Vantaa

Thu 9/24

1:55 pm-4:33 pm

2 stops36h 38m

$1,049

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Sat 9/19

5:13 pm-5:40 pm

2 stops38h 27m

Helsinki-Vantaa

Sun 9/27

1:55 pm-4:33 pm

2 stops36h 38m

$1,055

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Sun 9/20

6:02 am-11:55 pm

2 stops31h 53m

Helsinki-Vantaa

Sun 9/27

7:35 pm-11:24 pm

2 stops37h 49m

$1,059

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Helsinki

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Helsinki?

The cheapest day to depart on your flight to Helsinki is on a Tuesday when prices can be found for as low as $728. This is often the case because there is less demand to fly during this day of the week. Flights from Ontario to Helsinki on a Friday will generally be more expensive and average around $1,125. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Helsinki?

According to our data, the cheapest time of day to fly to Helsinki is in the evening. momondo users have found flights departing from Ontario to Helsinki in the evening for as low as $679. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Helsinki, so prices are often more expensive at around $972 per ticket.

When to book flights from Ontario to Helsinki

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Helsinki according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Helsinki (ONT to HEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Helsinki

Fastest flight time	20h 55m
Direct flights	None

The fastest flight from Ontario to Helsinki takes 20h 55m

There are no direct flights from Ontario to Helsinki. There are no popular flight routes from Ontario to Helsinki.

Search flight deals

Frequently asked questions about flying from Ontario to Helsinki

How far is Ontario to Helsinki-Vantaa by plane?
The distance between Ontario and Helsinki-Vantaa is about 5584.4 mi. In terms of flight time, this usually takes a little over 20h 55m.
When did momondo last update prices for flights from Ontario Airport to Helsinki-Vantaa Airport?
Prices for flights from Ontario Airport to Helsinki-Vantaa Airport are refreshed on a daily basis.
How old do you have to be to fly from Ontario Airport to Helsinki-Vantaa Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Helsinki-Vantaa Airport.
What documentation or ID do you need to fly to Helsinki-Vantaa Airport?
The necessary travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Vantaa

Espoo

Lahti

Kotka

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Helsinki?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Helsinki. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Helsinki with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Helsinki flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Helsinki?

Once all potential Ontario to Helsinki flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Helsinki right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Helsinki, momondo offers a useful price alert feature which will track prices for flights to Helsinki from Ontario and alert you when they change.