Cheap flights from South America to Boston from $273

In general, February is the cheapest month to fly from South America to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $592. If you aren’t able to travel during the month of February, then book flights to Boston from South America during March instead. Flights to Boston in March, while not as cheap as those in February, still average around $601.

Fly from Bogotá El Dorado to Boston Logan Intl for the best South America - Boston Logan Intl flight prices

You are more likely to see cheaper flights to Boston from South America when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $681 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from South America for as low as $535 on momondo.

There are 3 cabin classes available to choose from on South America to Boston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Avianca, Copa Airlines, and United Airlines are the most popular carriers operating from South America to Boston Logan Intl

Copa Airlines, American Airlines and Delta are the top three most popular airlines that fly to Boston from South America according to our data. Copa Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Boston. Keep in mind that there are 10 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.

Historically, on average around 25% of flights between South America and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

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

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Avianca have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

As of October 2026, there are 1 flights per day flying from South America to Boston. The most common time of day flights depart is 10:00PM, with 100% of flights taking off in the evening.

10 flights are operational weekly from South America to Boston as of October 2026. The most popular departure day for this route is Tue, with 30% of flights per week taking off on this day.