Cheap flights from Pittsburgh to Ireland from $244

In general, January is the cheapest month to fly from Pittsburgh to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $556. If you aren’t able to travel to Ireland during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $573.

The cheapest day to depart on your flight to Ireland is on a Tuesday when prices can be found for as low as $734. This is often the case because there is less demand to fly during this day of the week. Flights from Pittsburgh to Ireland on a Thursday will generally be more expensive and average around $1,155. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

You are more likely to see cheaper flights to Ireland from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $705 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Pittsburgh for as low as $583 on momondo.

There are 2 cabin classes available to choose from on Pittsburgh to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 53% on your flight if you consider stops on a Pittsburgh to Ireland flight.

Aer Lingus, Delta, and British Airways are the most popular carriers operating from Pittsburgh to Ireland

Aer Lingus, United Airlines and American Airlines are the top three most popular airlines that fly to Ireland from Pittsburgh according to our data. Aer Lingus is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 9 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

As of August 2026, there are 2 flights per day flying from Pittsburgh to Ireland. The most common time of day flights depart is 8:00PM, with 100% of flights taking off in the evening.

The number of flights available between Pittsburgh and Ireland is 16 per week as of August 2026. The most frequent departure day is Mon, with 25% of weekly flights leaving on this day.