Cheap flights from Barcelona-El Prat Airport to Boston from £257

In general, February is the cheapest month to fly from Barcelona-El Prat Airport to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £289. The month of October is another great option to travel to Boston, with average flight prices from Barcelona-El Prat Airport averaging around £324.

The cheapest day to depart on your flight to Boston is on a Tuesday when prices can be found for as low as £397. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around £564. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boston.

Our most recent data shows that the best time of day to fly to Boston is in the afternoon. Flights from Barcelona-El Prat Airport to Boston during this time can be as low as £439. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around £563 per ticket.

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

You are more likely to see cheaper flights to Boston from Barcelona-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around £403 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-El Prat Airport for as low as £312 on momondo.

There are 2 cabin classes available to choose from on Barcelona-El Prat Airport to Boston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 15% on your flight if you consider stops on a Barcelona-El Prat Airport to Boston flight.

As of June 2026, prices for Barcelona-El Prat Airport to Boston flights are approximately 24% more expensive when compared to flights at the same time last year.

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 147 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 9% of their flights experiencing any sort of delay.

As of June 2026, 5 flights take off from Barcelona-El Prat Airport and land in Boston each day. The most common flight departure time for this route is 15:00, with 100% of daily flights taking off in the afternoon.

As of June 2026, there are 35 flights per week flying from Barcelona-El Prat Airport to Boston. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.