Cheap flights from Lisbon to Boston from R8 301

In general, October is the cheapest month to fly from Lisbon to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R9 435. If you aren’t able to travel during the month of October, then book flights to Boston from Lisbon during March instead. Flights to Boston in March, while not as cheap as those in October, still average around R9 770.

Fly from Lisbon Humberto Delgado to Boston Logan Intl for the best Lisbon Humberto Delgado - Boston Logan Intl flight prices

You are more likely to see cheaper flights to Boston from Lisbon when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around R11 515 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 Lisbon for as low as R10 329 on momondo.

There is only 1 cabin class available to choose from on Lisbon to Boston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 21% of flights between Lisbon and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 128 minutes.

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

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday 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 17% of their flights experiencing any sort of delay.

6 flights are operational daily from Lisbon to Boston as of September 2026. The most popular departure time for this route is 12:00, with 94% of flights per day taking off in the afternoon.

44 flights are operational weekly from Lisbon to Boston as of September 2026. The most popular departure day for this route is Fri, with 23% of flights per week taking off on this day.