Cheap flights from Ireland to North America from €178

If you’re not able to fly to North America in January, then February is your next best option. Flight prices from Ireland to North America during February average around €576.

The cheapest day to depart from Ireland to North America is on a Thursday. Travellers who choose to depart for North America on a Thursday will often find tickets for as low as €577. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to North America for around €710.

The cheapest time of day to fly to North America is in the afternoon when flights can be purchased for as low as €517. If you have a flexible travel schedule, then try to avoid flying at midday when prices are €659 on average. Flights to North America from Ireland at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Dublin to Toronto Pearson Intl for the best Ireland - North America flight prices

You are more likely to see cheaper flights to North America from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to North America for around €569 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to North America from Ireland for as low as €427 on momondo.

There are 4 cabin classes available to choose from on Ireland to North America flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

WestJet, KLM, and Delta are the most popular carriers operating from Ireland to North America

Aer Lingus, United Airlines and British Airways are the top three most popular airlines that fly to North America from Ireland according to our data. Aer Lingus is the first choice among our users, with 66% of people opting to fly with this airline when travelling to North America. Keep in mind that there are 18 different airlines that fly to North America on a routine basis, so you have a few additional options to choose from.

Historically, on average around 13% of flights between Ireland and North America have experienced a delay on any given week. The average delay length over the past 12 months has been 149 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

As of November 2026, there are 68 flights per day flying from Ireland to North America. The most common time of day flights depart is 13:00, with 69% of flights taking off in the afternoon.

The number of flights available between Ireland and North America is 481 per week as of November 2026. The most frequent departure day is Sat, with 16% of weekly flights leaving on this day.