Cheap flights from North America to Ireland from €159

The month of October is another great option to travel to Ireland, with average flight prices from North America averaging around €351.

The cheapest day to depart on your flight to Ireland is on a Friday when prices can be found for as low as €419. 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 Tuesday because tickets tend to average around €577. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.

Fly from Los Angeles to Dublin for the best North America - Ireland flight prices

You are more likely to see cheaper flights to Ireland from North America when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €464 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from North America for as low as €443 on momondo.

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

No. A direct flight is the cheapest option for a flight between North America to Ireland.

WestJet, JetBlue, and United Airlines are the most popular carriers operating from North America to Ireland

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

70 flights are operational daily from North America to Ireland as of February 2026. The most popular departure time for this route is 17:00, with 60% of flights per day taking off in the evening.

The number of flights available between North America and Ireland is 491 per week as of February 2026. The most frequent departure day is Fri, with 15% of weekly flights leaving on this day.