Cheap flights from Dublin to Boston from R6 388

In general, February 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 R7 185. If you aren’t able to travel during the month of February, then book flights to Boston from Dublin during November instead. Flights to Boston in November, while not as cheap as those in February, still average around R7 543.

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 R9 826 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 314 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 130 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.

Tuesday 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 9% of their flights experiencing any sort of delay.

As of September 2026, 15 flights take off from Dublin and land in Boston each day. The most common flight departure time for this route is 16:00, with 93% of daily flights taking off in the afternoon.

105 flights are operational weekly from Dublin to Boston as of September 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.