Sometimes it is possible to get cheaper solutions by having a look at limited offers or at fidelity programs made available on the companies' websites.
Since the journey between Athlone and Dublin is relatively short, you can consider carpooling or bus as alternative ways of transport with cheapest prices and similar duration.
Which stations serve the rail line Athlone - Dublin?
The trains to Dublin can leave from Athlone and arrive at Tara Street, Dublin Pearse or Dublin Connolly.
What time do the trains to Dublin leave and how long is the journey?
With the fastest connections you will be in Dublin in 2 hours and 5 minutes, but on average it takes 2 hours and 16 minutes. The first train headed to Dublin is at 07:09, while the last one leaves Athlone at 20:09.