Cheap flights to Buenos Aires
Round trips from 3 cities to Buenos Aires, Argentina, from $222. Economy, per person, in USD.
Prices updated
Flights to Buenos Aires by departure city
Cheapest round trip, per person
Cheapest month to fly to Buenos Aires
Lowest round trip per departure month, any of our cities| Month | Cheapest round trip |
|---|---|
| November 2026 | $204 from Santiago (cheapest month) |
| December 2026 | $241 from Santiago |
| January 2027 | $209 from Santiago |
| February 2027 | $451 from Miami |
| March 2027 | $240 from Santiago |
| April 2027 | $235 from Santiago |
| May 2027 | $235 from Santiago |
| June 2027 | $249 from Santiago |
| July 2027 | No fares found yet |
| August 2027 | $1,135 from Madrid |
| September 2027 | $277 from Santiago |
Cheapest dates to Buenos Aires
Best date pair from each city-
Jan 10 – 14, 2027 from Santiago · 4 nights$222Book
Sky Airline Nonstop -
Feb 18 – 28, 2027 from Miami · 10 nights$740Book
Sky Airline 2 stops
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Jan 21 – Feb 10, 2027 from Madrid · 20 nights$906Book
Air Canada 2 stops
Prices change often. The booking site shows the final price before you pay.
Things to do in Buenos Aires
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Airport transfer to Buenos Aires
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Flights to Buenos Aires: questions
Which city has the cheapest flights to Buenos Aires?
Right now it's Santiago: round trips from $222 (Jan 10 – 14, 2027, nonstop). Next cheapest: Miami from $740 and Madrid from $757. We compare 3 departure cities.
What is the cheapest month to fly to Buenos Aires?
November 2026: the cheapest round trip we have found departing that month is $204. The most expensive month in our data is August, where the cheapest round trip is $1,135. Based on the 10 months ahead we track.
Are there nonstop flights to Buenos Aires?
Yes. We have found nonstop round trips from Santiago and Madrid. The cheapest is $222 from Santiago.
Popular destinations
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About these prices
We track round-trip economy fares to Buenos Aires (Argentina) from the cities listed above using Travelpayouts / Aviasales data, and refresh every route about once a day. The cheapest round trip we've found is $222 from Santiago. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.