Cheap flights from Dublin, Ireland to Belfast, United Kingdom
Flights starting at £40. Choose between Ryanair, easyJet, or Aer Lingus to find the best price.
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Book your trip to arrive at Belfast International, or George Best Belfast City. The most popular airlines for this route are Ryanair, easyJet, Aer Lingus, and British Airways. Dublin and Belfast have 401 direct flights per week. When you arrive at Belfast, consider visiting Bru Na Boinne Neolithic Site (County Meath, Ireland), Trinity College, Dublin, and Giant's Causeway.
Check-in for a flight from Dublin to Belfast
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Ryanair | RYR | FR | No | Opens 24 days before flight Closes 2 hours before flight |
easyJet | EZY | U2 | No | Opens 720 days before flight Closes 2 hours before flight |
Aer Lingus | EIN | EI | No | Opens 48 days before flight Closes 5 hours before flight |
British Airways | BAW | BA | No | Opens 24 days before flight Closes 2 hours before flight |
Weather in Belfast
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 6°C | 2°C |
February | 7°C | 3°C |
March | 8°C | 3°C |
April | 11°C | 4°C |
May | 13°C | 7°C |
June | 16°C | 9°C |
July | 17°C | 11°C |
August | 17°C | 11°C |
September | 15°C | 10°C |
October | 12°C | 8°C |
November | 9°C | 5°C |
December | 7°C | 3°C |
14 day forecast
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