Cheap flights from Cardiff, United Kingdom to Ontario, CA
Flights starting at £341. Choose between KLM Royal Dutch Airlines, Alaska Airlines, or JetBlue Airways to find the best price.
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Tips to know when travelling to Ontario
Cheapest one-way trip | £436 |
---|---|
Cheapest round-trip | £892 |
Average round-trip | £985 |
Includes rare itinerary | |
Most popular airline | KLM Royal Dutch Airlines |
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The most popular airlines for this route are KLM Royal Dutch Airlines, Alaska Airlines, JetBlue Airways, Frontier Airlines, and easyJet. Cardiff and Ontario have 253 direct flights per week.
Check-in for a flight from Cardiff to Ontario
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
KLM Royal Dutch Airlines | KLM | KL | No | Opens 30 days before flight Closes 1 hours before flight |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
easyJet | EZY | U2 | No | Opens 720 days before flight Closes 2 hours before flight |
Weather in Ontario
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 18°C | 7°C |
February | 18°C | 7°C |
March | 20°C | 8°C |
April | 23°C | 10°C |
May | 25°C | 13°C |
June | 29°C | 16°C |
July | 33°C | 19°C |
August | 33°C | 20°C |
September | 32°C | 18°C |
October | 27°C | 15°C |
November | 22°C | 10°C |
December | 17°C | 7°C |
14 day forecast
Frequently asked questions
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