Cheap flights from Dublin to the United States from €235

The cheapest month to fly to United States from Dublin is in September. Flight prices, which tend to average around €398, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to United States from Dublin during February instead. Flights to United States in February, while not as cheap as those in September, still average around €404.

According to our data, Thursday is the cheapest day to fly to United States from Dublin. The lowest ticket price found for a Thursday departure recently was €549. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Dublin to United States for around €644.

Our data shows that the cheapest Dublin to United States flights are usually those with departure times in the evening. Our users have found flights to United States in the evening for as low as €430. Flights in the morning are often more expensive, with an average ticket price of €603.

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You are more likely to see cheaper flights to United States from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around €501 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Dublin for as low as €431 on momondo.

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

JetBlue, WestJet, and LEVEL are the most popular carriers operating from Dublin to United States

Aer Lingus, Delta and British Airways are the top three most popular airlines that fly to United States from Dublin according to our data. Aer Lingus is the first choice among our users, with 72% of people opting to fly with this airline when travelling to United States. Keep in mind that there are 17 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

Historically, on average around 13% of flights between Dublin and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 145 minutes.

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

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday 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 11% of their flights experiencing any sort of delay.

The number of flights available between Dublin and United States is 75 per day as of April 2026. The most frequent departure time is 11:00, with 61% of daily flights leaving in the afternoon.

The number of flights available between Dublin and United States is 531 per week as of April 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.