Cheap flights from Pennsylvania to Dublin from €179

If you aren’t able to travel during the month of January, then book flights to Dublin from Pennsylvania during March instead. Flights to Dublin in March, while not as cheap as those in January, still average around €154.

Our data shows that Wednesday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €481. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around €649. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

Our data shows that the cheapest Pennsylvania to Dublin flights are usually those with departure times in the afternoon. Our users have found flights to Dublin in the afternoon for as low as €542. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are €776 on average. Flights to Dublin from Pennsylvania in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Philadelphia to Dublin for the best Pennsylvania - Dublin flight prices

You are more likely to see cheaper flights to Dublin from Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €582 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Pennsylvania for as low as €503 on momondo.

55 flights are operational daily from Pennsylvania to Dublin as of May 2026. The most popular departure time for this route is 18:00, with 100% of flights per day taking off in the evening.

The number of flights available between Pennsylvania and Dublin is 387 per week as of May 2026. The most frequent departure day is Wed, with 15% of weekly flights leaving on this day.