Cheap flights from Ireland to Pennsylvania from $323

The month of March is, on average, the cheapest month to fly to Pennsylvania from Ireland, with most prices found around $319. If you don’t want to visit Pennsylvania in March, then you should wait until April to fly from Ireland, when ticket prices are also cheap, with an average price of $323.

The cheapest day to depart on your flight to Pennsylvania is on a Thursday when prices can be found for as low as $613. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $882. These prices are subject to change though, so be sure to set up a Price Alert for flights to Pennsylvania.

Our most recent data shows that the best time of day to fly to Pennsylvania is in the afternoon. Flights from Ireland to Pennsylvania during this time can be as low as $673. In contrast, the most expensive time of day to depart to Pennsylvania is in the morning when prices are around $692.

Fly from Dublin to Pittsburgh for the best Ireland - Pennsylvania flight prices

You are more likely to see cheaper flights to Pennsylvania from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Pennsylvania for around $605 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Pennsylvania from Ireland for as low as $489 on momondo.

JetBlue, Aer Lingus, and TAP AIR PORTUGAL are the most popular carriers operating from Ireland to Pennsylvania

Aer Lingus, Iberia and American Airlines are the top three most popular airlines that fly to Pennsylvania from Ireland according to our data. Aer Lingus is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Pennsylvania. Keep in mind that there are 4 different airlines that fly to Pennsylvania on a routine basis, so you have a few additional options to choose from.

The number of flights available between Ireland and Pennsylvania is 55 per day as of May 2026. The most frequent departure time is 12:00PM, with 100% of daily flights leaving in the afternoon.

As of May 2026, 385 flights take off from Ireland and land in Pennsylvania each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.