Cheap flights from Ontario, CA to Dublin, Ireland
Flights starting at $324. Choose between Frontier Airlines, Aer Lingus, or WestJet to find the best price.
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Tips to know when travelling to Dublin
Cheapest one-way trip | $324 |
---|---|
Cheapest round-trip | $703 |
Average round-trip | $975 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Aer Lingus, WestJet, JetBlue Airways, and Alaska Airlines. Ontario and Dublin have 262 direct flights per week. When you arrive at Dublin, consider visiting Caernarfon, Rock of Cashel, Bru Na Boinne Neolithic Site (County Meath, Ireland), Trinity College, Dublin, and Portmeirion.
Check-in for a flight from Ontario to Dublin
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Aer Lingus | EIN | EI | No | Opens 48 days before flight Closes 5 hours before flight |
WestJet | WJA | WS | 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 |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Dublin
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 7°C | 3°C |
February | 8°C | 3°C |
March | 9°C | 3°C |
April | 11°C | 5°C |
May | 13°C | 7°C |
June | 16°C | 10°C |
July | 17°C | 12°C |
August | 17°C | 12°C |
September | 16°C | 10°C |
October | 13°C | 9°C |
November | 10°C | 6°C |
December | 8°C | 4°C |
14 day forecast
Frequently asked questions
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