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

Icelandair, United Airlines, and Delta 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 51% 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.

$465 Cheap Flights from Ontario to Helsinki in 2026

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Find the cheapest flights from Ontario to Helsinki

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:01 am - 6:55 pm

ONT

HEL

23h 54m

2 stops

6:55 am - 6:19 pm

HEL

ONT

21h 24m

2 stops

$1,088United Airlines

Wed, Sep 2 - Mon, Sep 14

2:18 pm - 10:45 am

ONT

HEL

34h 27m

1 stop

12:35 pm - 7:56 pm

HEL

ONT

17h 21m

1 stop

$1,130Iberia

Mon, May 25 - Thu, Jun 4

7:00 am - 1:05 pm

ONT

HEL

20h 05m

2 stops

1:50 pm - 6:19 pm

HEL

ONT

38h 29m

2 stops

$1,161United Airlines

Wed, Aug 19 - Mon, Aug 24

1:18 pm - 6:55 pm

ONT

HEL

19h 37m

2 stops

7:05 am - 8:04 pm

HEL

ONT

22h 59m

3 stops

$1,185United Airlines

Thu, Jul 23 - Tue, Aug 11

11:52 am - 5:40 pm

ONT

HEL

19h 48m

2 stops

7:00 am - 10:41 pm

HEL

ONT

25h 41m

2 stops

$1,190KLM

Wed, Jun 3 - Wed, Jun 24

4:03 pm - 2:00 pm

ONT

HEL

35h 57m

2 stops

3:00 pm - 11:51 pm

HEL

ONT

18h 51m

2 stops

$1,197Multiple Airlines

Tue, May 26 - Wed, Jun 10

2:05 pm - 2:00 pm

ONT

HEL

37h 55m

2 stops

3:00 pm - 11:11 pm

HEL

ONT

18h 11m

2 stops

$1,225Multiple Airlines

Wed, Jul 8 - Wed, Jul 22

1:18 pm - 6:55 pm

ONT

HEL

19h 37m

2 stops

7:05 am - 9:59 pm

HEL

ONT

24h 54m

2 stops

$1,235United Airlines

Thu, Jul 23 - Tue, Aug 11

5:45 am - 12:40 am

ONT

HEL

32h 55m

2 stops

6:35 am - 8:42 pm

HEL

ONT

24h 07m

2 stops

$1,248United Airlines

Fri, Jul 17 - Wed, Jul 29

5:45 am - 12:30 am

ONT

HEL

32h 45m

2 stops

6:35 am - 10:51 pm

HEL

ONT

26h 16m

2 stops

$1,271United Airlines

Mon, May 25 - Thu, Jun 4

United Airlines flights from Ontario to Helsinki

Our best United Airlines deals on Ontario to Helsinki flight tickets

United Airlines

May 5

ONT6:00 amOntario

21h 10m

2 stops

HEL1:10 pmHelsinki-Vantaa

May 12

HEL2:05 pmHelsinki-Vantaa

18h 54m

2 stops

ONT10:59 pmOntario

$1,009

United Airlines

Sep 2

ONT9:01 amOntario

23h 54m

2 stops

HEL6:55 pmHelsinki-Vantaa

Sep 14

HEL6:55 amHelsinki-Vantaa

21h 24m

2 stops

ONT6:19 pmOntario

$1,088

United Airlines

Aug 19

ONT7:00 amOntario

20h 05m

2 stops

HEL1:05 pmHelsinki-Vantaa

Aug 24

HEL1:50 pmHelsinki-Vantaa

38h 29m

2 stops

ONT6:19 pmOntario

$1,161

Iberia flights from Ontario to Helsinki

Our best Iberia deals on Ontario to Helsinki flight tickets

Iberia

May 25

ONT2:18 pmOntario

34h 27m

1 stop

HEL10:45 amHelsinki-Vantaa

Jun 4

HEL12:35 pmHelsinki-Vantaa

17h 21m

1 stop

ONT7:56 pmOntario

$1,130

Iberia

Jul 23

ONT7:00 amOntario

29h 45m

2 stops

HEL10:45 pmHelsinki-Vantaa

Jul 31

HEL7:40 amHelsinki-Vantaa

22h 19m

2 stops

ONT7:59 pmOntario

$1,510

Iberia

Jul 23

ONT7:00 amOntario

29h 45m

2 stops

HEL10:45 pmHelsinki-Vantaa

Jul 31

HEL12:35 pmHelsinki-Vantaa

21h 24m

1 stop

ONT11:59 pmOntario

$1,558

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Wed 9/2

9:01 am-6:55 pm

2 stops23h 54m

Helsinki-Vantaa

Mon 9/14

6:55 am-6:19 pm

2 stops21h 24m

$1,088

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Mon 5/25

2:18 pm-10:45 am

1 stop34h 27m

Helsinki-Vantaa

Thu 6/4

12:35 pm-7:56 pm

1 stop17h 21m

$1,130

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Wed 8/19

7:00 am-1:05 pm

2 stops20h 05m

Helsinki-Vantaa

Mon 8/24

1:50 pm-6:19 pm

2 stops38h 29m

$1,161

Quickest round-trip

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Thu 7/23

1:18 pm-6:55 pm

2 stops19h 37m

Helsinki-Vantaa

Tue 8/11

7:05 am-8:04 pm

3 stops22h 59m

$1,185

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Wed 6/3

11:52 am-5:40 pm

2 stops19h 48m

Helsinki-Vantaa

Wed 6/24

7:00 am-10:41 pm

2 stops25h 41m

$1,190

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Tue 5/26

4:03 pm-2:00 pm

2 stops35h 57m

Helsinki-Vantaa

Wed 6/10

3:00 pm-11:51 pm

2 stops18h 51m

$1,197

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Wed 7/8

2:05 pm-2:00 pm

2 stops37h 55m

Helsinki-Vantaa

Wed 7/22

3:00 pm-11:11 pm

2 stops18h 11m

$1,225

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Thu 7/23

1:18 pm-6:55 pm

2 stops19h 37m

Helsinki-Vantaa

Tue 8/11

7:05 am-9:59 pm

2 stops24h 54m

$1,235

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Fri 7/17

5:45 am-12:40 am

2 stops32h 55m

Helsinki-Vantaa

Wed 7/29

6:35 am-8:42 pm

2 stops24h 07m

$1,248

OntarioHelsinki

ONT - HEL

ONTHEL

Ontario

Mon 5/25

5:45 am-12:30 am

2 stops32h 45m

Helsinki-Vantaa

Thu 6/4

6:35 am-10:51 pm

2 stops26h 16m

$1,271

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 $704. 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 $1,083. 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 $861 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	19h 48m
Direct flights	None

The fastest flight from Ontario to Helsinki takes 19h 48m

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

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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 19h 48m.
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.