Dublin to Letterkenny from €19: 3 ways by bus, train, flight or car

• On your journey from Dublin to Letterkenny, you'll most likely travel with Irish Rail (Iarnród Éireann) for the main leg to Sligo, which offers basic catering services including a food trolley service that provides snacks, sandwiches, and hot beverages. However, be aware that the train from Sligo to Letterkenny may not offer onboard catering, so it's a good idea to grab something before your journey.

• The journey offers different seating options. Irish Rail typically provides Standard (Economy) and First Class seating. In First Class, you will enjoy more spacious seating, complimentary refreshments, and quieter compartments. Reserve a seat in First Class for a more comfortable experience, especially if you’re traveling during peak hours.

• Upon arrival in Letterkenny, the main station does not have facilities for left luggage; however, you'll find restrooms available. To get to Letterkenny's city center quickly, use Bus Éireann route 64, which takes you directly from the bus stop outside the train station to the center in about 15-20 minutes.

• Book your bus tickets in advance through Bus Éireann's website (buseireann.ie) to secure the best prices, especially on weekends when demand can be higher.

• While on the bus, enjoy the scenic views along the way, particularly the transition from urban Dublin to the beautiful landscapes of County Donegal, making sure to charge your devices before departure as outlets may be limited.

• Upon arrival at ATU Letterkenny station, familiarize yourself with the local transport options available, including bus connections to nearby towns or ordered taxi services; you can check the local bus schedule at (donegal.ie), where you can find details on further travel options out of Letterkenny.