British Airways flights from London Heathrow Airport to Dublin (LHR - DUB)

Booking with British Airways 53 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Currently, the most affordable month to book a British Airways flight from London Heathrow Airport to Dublin in January, with an average price of £58. Conversely, traveling with British Airways from London Heathrow Airport to Dublin in August will be the most expensive, with an average cost of £78. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

In terms of precipitation, rainfall in Dublin ranges from 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Dublin when rainfall is around 49.0 mm.

If weather is an important factor for your trip to Dublin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).