Most of the attractions in Dublin city center are within walking distance of each other, making it easy to navigate the city on foot. However, if you prefer not to walk, there are many taxis and buses available at reasonable prices. A taxi from the airport to the city center costs around €25, and a bus ticket costs around €10. Travel time from the airport to the city is approximately 30 minutes.
If you have more time in Dublin, consider visiting the National Museum of Ireland, which houses many important artifacts from Irish history. If you're looking for a unique souvenir, stop by the Jameson Distillery for a guided tour and a tasting. If you have less time, you may want to skip the Guinness Storehouse and spend more time exploring other parts of the city.