Cheap flights from Ontario, CA to Helsinki, Finland
Flights starting at $418. Choose between Finnair, Frontier Airlines, or Iberia Airlines to find the best price.
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Helsinki
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
The most popular airlines for this route are Finnair, Frontier Airlines, Iberia Airlines, JetBlue Airways, and SAS. Ontario and Helsinki have 273 direct flights per week. When you arrive at Helsinki, consider visiting Old Town of Tallinn, and Temppeliaukion Kirkko.
Check-in for a flight from Ontario to Helsinki
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Finnair | FIN | AY | No | 0 0 |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Iberia Airlines | IBE | IB | Yes | Opens 24 days before flight Closes 3 hours before flight |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
SAS | SAS | SK | No | 0 0 |
Weather in Helsinki
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | -2°C | -5°C |
February | -1°C | -5°C |
March | 0°C | -3°C |
April | 6°C | 1°C |
May | 12°C | 6°C |
June | 17°C | 11°C |
July | 20°C | 14°C |
August | 19°C | 14°C |
September | 15°C | 10°C |
October | 8°C | 5°C |
November | 4°C | 1°C |
December | 0°C | -2°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Ontario
- Flights from Ontario to Denver
- Flights from Ontario to Orlando
- Flights from Ontario to Austin
- Flights from Ontario to Las Vegas
- Flights from Ontario to Atlanta
- Flights from Ontario to Sacramento
- Flights from Ontario to San Francisco
- Flights from Ontario to Seattle
- Flights from Ontario to San Antonio
- Flights from Ontario to Guadalajara
- Flights from Ontario to Charlotte
- Flights from Ontario to New Orleans
- Flights from Ontario to Fort Lauderdale
- Flights from Ontario to Philadelphia
- Flights from Ontario to Washington, D.C.
- Flights from Ontario to Oakland
- Flights from Ontario to San Jose
- Flights from Ontario to Detroit
- Flights from Ontario to Minneapolis
- Flights from Ontario to Chicago
Flights to Helsinki
- Flights from New York to Helsinki
- Flights from London to Helsinki
- Flights from Los Angeles to Helsinki
- Flights from Rovaniemi to Helsinki
- Flights from San Francisco to Helsinki
- Flights from Berlin to Helsinki
- Flights from Boston to Helsinki
- Flights from Amsterdam to Helsinki
- Flights from Washington, D.C. to Helsinki
- Flights from Fort Lauderdale to Helsinki
- Flights from Copenhagen to Helsinki
- Flights from Paris to Helsinki
- Flights from Orlando to Helsinki
- Flights from Oakland to Helsinki
- Flights from Stockholm to Helsinki
- Flights from Malta to Helsinki
- Flights from Denver to Helsinki
- Flights from Houston to Helsinki
- Flights from Oulu to Helsinki
- Flights from Chicago to Helsinki
Popular routes
- Flights from San Antonio to Saidpur
- Flights from St. Louis to Erbil
- Flights from Providence to Lahore
- Flights from Omaha to Abu Dhabi
- Flights from Salt Lake City to Tallinn
- Flights from Charlotte to Hong Kong
- Flights from McAllen to New York
- Flights from Chicago to Las Vegas
- Flights from Chicago to Denver
- Flights from Washington, D.C. to Denver
- Flights from Colorado Springs to Sydney
- Flights from Key West to Colombo
- Flights from Indianapolis to Sioux Falls