Flying from Dublin to Barcelona? Let our flight comparator find you're the best available flights to Barcelona. With 57 airlines serving 175 routes from Dublin Airport, finding a flight to Barcelona will be easy as pie. When searching for your flight to Barcelona, the key thing to remember is that the date of your flight can affect cost. For example, mid-week, early morning and late evening flights tend to be cheaper and if you're looking to visit Barcelona during a high tourist season it's best to book further in advance. Dublin Airport is accessible by over 1,000 buses and coaches from in and around Dublin and towns across Ireland, so getting to the airport in time for your Barcelona flight shouldn't cause any hassle, just remember to leave plenty of time in case of delays, and maybe even a little airport duty free shopping. Before your flight to Barcelona remember to check on visa requirements, you may not need one but it's always best to double check. Finally always have a look at the weather forecast for your Barcelona trip, you don't want to over pack or pack useless items either.