Cheap flights from Paris to Buenos Aires from £366

In general, September is the cheapest month to fly from Paris to Buenos Aires. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £96. If you don’t want to visit Buenos Aires in September, then you should wait until May to fly from Paris, when ticket prices are also cheap, with an average price of £498.

The cheapest day to depart on your flight to Buenos Aires is on a Wednesday when prices can be found for as low as £1,102. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Paris because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,122.

Our most recent data shows that the best time of day to fly to Buenos Aires is in the morning. Flights from Paris to Buenos Aires during this time can be as low as £1,122. Flights to Buenos Aires are more costly at midday, with an average ticket price of £1,187. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Paris Charles de Gaulle to Buenos Aires Ministro Pistarini for the best Paris - Buenos Aires flight prices

You are more likely to see cheaper flights to Buenos Aires from Paris when booking week ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around £1,032 when searching week before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Paris for as low as £897 on momondo.

You could potentially save up to 16% on your flight if you consider stops on a Paris to Buenos Aires flight.

As of April 2026, prices for Paris to Buenos Aires flights are approximately 12% cheaper when compared to flights at the same time last year.

Historically, on average around 36% of flights between Paris and Buenos Aires have experienced a delay on any given week. The average delay length over the past 12 months has been 117 minutes.

Generally, flights departing in the morning 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. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, Air France have had the fewest delays on this route over the last 12 months, with about 36% of their flights experiencing any sort of delay.

Rome (FCO) was the most common stop: 50% of momondo users choosing one-stop flights on this route connected there.

Flights via Bogotá (BOG) offer the lowest average return price of £742.

Flights connecting via Rome (FCO) have the shortest average one-way travel time: 17h 45m.

Rome (FCO) has the shortest average stopover time for this route: 1h 48m.