Cheap flights from Dublin to North America from £133

In general, November is the cheapest month to fly from Dublin to North America. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £437. The month of February is another great option to travel to North America, with average flight prices from Dublin averaging around £480.

The cheapest day to depart from Dublin to North America is on a Thursday when prices can be found for as low as £476. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around £538. These prices are subject to change though, so be sure to set up a Price Alert for flights to North America.

Our data shows that the cheapest Dublin to North America flights are usually those with departure times in the afternoon. Our users have found flights to North America in the afternoon for as low as £410. Flights in the morning are often more expensive, with an average ticket price of £534.

Fly from Dublin to Boston Logan Intl for the best Dublin - North America flight prices

You are more likely to see cheaper flights to North America from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to North America for around £468 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 Dublin for as low as £393 on momondo.

There are 3 cabin classes available to choose from on Dublin to North America flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Air Transat, WestJet, and JetBlue are the most popular carriers operating from Dublin to North America

Aer Lingus, British Airways and KLM are the top three most popular airlines that fly to North America from Dublin according to our data. Aer Lingus is the first choice among our users, with 64% of people opting to fly with this airline when travelling to North America. Keep in mind that there are 15 different airlines that fly to North America on a routine basis, so you have a few additional options to choose from.

65 flights are operational daily from Dublin to North America as of June 2026. The most popular departure time for this route is 12:00, with 67% of flights per day taking off in the afternoon.

459 flights are operational weekly from Dublin to North America as of June 2026. The most popular departure day for this route is Sun, with 16% of flights per week taking off on this day.