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Cheap flights Ontario — Helsinki

Ontario (ONT, US) Helsinki (HEL, FI)
from $344 8 994 km ~11h 5m 1 flights found 1 airlines cheapest on Tuesday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $344 on 08.12.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 1 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
08 Dec 2026, Tue
Frontier Airlines F9 1500
17:00
ONT Ontario International Airport
06:19
HEL Helsinki-Vantaa Airport
13h 19m 2 stops
Gotogate
$344
View this ticket
Route characteristics
Distance
8 994 km
Flight time
11h 5m
Time difference
+10h
Minimum price
from $344 (08.12.2026)
Average price
$344
Maximum price
$344
Cheapest day
Tuesday
Departure airports (1)
ONT Ontario International Airport
Arrival airports (1)
HEL Helsinki-Vantaa Airport
Airlines (1)
F9 Frontier Airlines
Agencies (1)
Gotogate
Airlines — cheapest prices 1
Frontier Airlines
Frontier Airlines
Low-cost 1 flights · 1 days
$344
Where to buy tickets 1
Gotogate
1 tickets · 1 days
from $344
Airports

From — Ontario (1)

  • ONT Ontario International Airport

To — Helsinki (1)

  • HEL Helsinki-Vantaa Airport
Other destinations from Ontario
Albuquerque
US
Accra
GH
Nantucket
US
Adelaide
AU
San Andres Island
CO
Malaga
ES · Hub
Auckland
NZ
Almaty
KZ
Alicante
ES
Ahmedabad
IN
Amsterdam
NL · Hub
Anchorage
US
Frequently asked questions about the route Ontario — Helsinki
How long is the flight from Ontario to Helsinki?
Approximate flight time — 11h 5m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Ontario to Helsinki?
The straight-line distance — 8 994 km.
How much do flights from Ontario to Helsinki cost?
The minimum price over 3 months — from $344 on 08.12.2026.
What is the average ticket price?
The average price — $344. Range: $344 — $344.
What is the time difference between Ontario and Helsinki?
The difference — +10h.
From which airports does Ontario operate flights?
From Ontario: ONT (Ontario International Airport).
To which airports in Helsinki do flights arrive?
To Helsinki: HEL (Helsinki-Vantaa Airport).
Which airlines fly this route?
This route is served by 1 airline: Frontier Airlines.
Which day of the week is cheapest?
The cheapest day of the week — Tuesday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Ontario — Helsinki

Flights Ontario — Helsinki is a popular route. The straight-line distance is 8 994 km. Flight time 11h 5m. Time difference +10h.

From Ontario (ONT) flights depart from 1 airport: ONT. To Helsinki (HEL) — 1 arrival airport: HEL.

1 airline operate on this route: Frontier Airlines.

The minimum price for the next 3 months — from $344 (08.12.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $344, ranging from $344 to $344. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Tuesday.

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