The cheapest times to fly from BOS to AEP are

  • January 22nd to February 11th
  • March 5th to March 25th
  • May 14th to June 10th
  • August 6th to December 2nd (except the week of October 8th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from BOS to AEP is mid October. Prices can be as high as $4536 for Friday flights during early May, or as low as $874 for Monday flights around mid October.


When to Fly to Buenos Aires

Flying from Boston, MA (BOS) to Buenos Aires (AEP) will usually cost between $957 to $1852 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid October with an average ticket price of $955. Due to high demand the most expensive time to fly is early May, with an average price of $2042. Planning your trip to low-cost times can easily save you $1087 on economy flights and even more on first-class flights. Generally, any price below $1056 can be considered a good price for a round-trip BOS to AEP flight.

See below for a graph of average weekly prices for the BOS to AEP route. All prices are for round-trip tickets in USD.

BOS to AEP Flight Prices

Compared to other flights, the BOS to AEP flight is priced close to the average and costs about as much as the average flight leaving from Boston. The average price per mile (for a direct flight) is $0.12, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to fly to AEP, and Sunday the cheapest day to fly back into BOS. Fridays are the most expensive days to fly to Buenos Aires, and Tuesdays are the most expensive days to return to Boston. Selecting flights on the least expensive days could save you up to $789 (30%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $1126. Return trip prices are from the AEP to BOS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from BOS to AEP can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 10 hour 39 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from BOS to AEP while comparing.

Destination alternative #1: Ministro Pistarini Airport (EZE) in Ezeiza

  • 19 miles (31 km) away from AEP
  • Usually 6.25% less expensive than AEP
  • 1-layover flights available

See BOS to EZE flights


Flight Hacking BOS to AEP

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from BOS to AEP — but Champion Traveler does!

Hack #1: Lima (BOS > LIM > AEP)

  • Price for both tickets: $1044
  • Average savings: $13 (1.18%)

See BOS to LIM flights


Flight Questions Answered

Still have questions about flying from BOS to AEP? We’ve got answers.

Which airlines fly this route?

You can find 10 major airlines flying this route most often: Aerolineas Argentinas, Air Canada, American, Avianca, COPA, Delta, Gol, JetBlue, LATAM, United, and potentially more during busy seasons.

How far away is it from Aeroparque Jorge Newbery Airport to Logan International Airport?

The distance between the two airports is roughly 5373 miles or 8647 kilometers.

How long does it take to fly from BOS to AEP?

The real-world flight time for a nonstop BOS to AEP flight is about 10 hour 39 minutes.

How many flights go between Boston, MA and Buenos Aires?

It depends on the day of the week and the date, but a typical day might have around 62 available flights from BOS to AEP.


Airport Location Info


Departing Airport

Origination code BOS
Origination airport name Logan International Airport
City Boston, MA
Country the United States
Latitude 42.4
Longitude -71

Return Airport

Destination code AEP
Destination airport name Aeroparque Jorge Newbery Airport
City Buenos Aires
Country Argentina
Latitude -34.6
Longitude -58.4


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.