Cheap flights from Dublin to Boston from R6 691

In general, January is the cheapest month to fly from Dublin to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R8 356. If you aren’t able to travel during the month of January, then book flights to Boston from Dublin during March instead. Flights to Boston in March, while not as cheap as those in January, still average around R8 834.

You are more likely to see cheaper flights to Boston from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around R10 337 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Dublin for as low as R9 806 on momondo.

Historically, on average around 10% of flights between Dublin and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 133 minutes.

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

Thursday 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, Delta have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

As of November 2026, 10 flights take off from Dublin and land in Boston each day. The most common flight departure time for this route is 11:00, with 52% of daily flights taking off at midday.

74 flights are operational weekly from Dublin to Boston as of November 2026. The most popular departure day for this route is Fri, with 19% of flights per week taking off on this day.