Cheap flights from Barcelona to Boston from €311

The month of October is, on average, the cheapest month to fly to Boston from Barcelona, with most prices found around €129. The month of August is another great option to travel to Boston, with average flight prices from Barcelona averaging around €129.

Fly from Barcelona-El Prat to Boston Logan Intl for the best Barcelona - Boston Logan Intl flight prices

You are more likely to see cheaper flights to Boston from Barcelona when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around €460 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 Barcelona for as low as €357 on momondo.

Historically, on average around 10% of flights between Barcelona and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 146 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon 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. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, LEVEL have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

4 flights are operational daily from Barcelona to Boston as of May 2026. The most popular departure time for this route is 15:00, with 81% of flights per day taking off in the afternoon.

As of May 2026, 33 flights take off from Barcelona and land in Boston each week. The most common flight departure day for this route is Wed, with 27% of weekly flights taking off on this day.