Dublin is a seaport city full of leisurely charm and beauty, nestled on either side of the River Liffey. The famous O'Connell Bridge spans the river, linking the old and modern Dublin.
Dublin has a mild wet climate and is perfect for visiting all year round. For visiting during holiday and festival time, the St. Patrick's Day celebrations take place on and around the 17th March with the colourful parade and music. In September there's the Dublin Theatre Festival, presenting international and Irish works, as well as the 16 day long Dublin Fringe Festival of international curated arts.
The main tourist office is in St. Andrew's Church. Head there first to get your bearings. Although it is still generally cheaper than London, Dublin is thought of as expensive. You can get a cheap meal from about 10 EUR. There's free admission for national museums.Dublin is in the same time zone as the UK; that is UTC/GMT +1 hour.
Aircoach is an express bus service leaving Dublin Airport every 15 minutes at a cost of about 9 EUR one way or 15 EUR for a return ticket. It takes approximately 30 minutes to get to the centre, and also serves Cork and Belfast, along with other cities in Ireland. Going from the airport to Heuston Railway Station and Dublin Connolly Railway Station, the Airlink 747 bus costs around 6 EUR and 10 EUR for a single and return ticket. The journey via Dublin Port Tunnel takes less time than Aircoach. Central Dublin is also served by the local buses 16, 41 and 102.
As for accommodation, if you rent a bed in a shared dorm it will cost you from about 12 EUR. Bed and breakfast starts from about 45 EUR per person a night, and 3 star hotels cost about 80 EUR per night for one person on average.
You can explore the city centre on foot, but if you wish to use public transport, Dublin has an extensive bus and tram system. A single ticket is about 2.20 EUR. For 1 to 3 stops it costs about 1.50 EUR. A rechargeable Leap Card for use on Dublin buses and trains costs about 10 EUR and can save you about 10 to 18% on your fares. Taxi fares are slightly more expensive than in London, with city centre fares being around 6 EUR to 10 EUR.