Cheap flights from Rome to Buenos Aires from £371

In general, March is the cheapest month to fly from Rome to Buenos Aires. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £818. If you don’t want to visit Buenos Aires in March, then you should wait until May to fly from Rome, when ticket prices are also cheap, with an average price of £891.

The cheapest day to depart on your flight to Buenos Aires is on a Wednesday when prices can be found for as low as £702. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Rome because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,274.

Our most recent data shows that the best time of day to fly to Buenos Aires is in the evening. Flights from Rome to Buenos Aires during this time can be as low as £1,020. Flights to Buenos Aires are more costly in the afternoon, with an average ticket price of £1,440. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Rome Fiumicino to Buenos Aires Ministro Pistarini for the best Rome - Buenos Aires flight prices

You are more likely to see cheaper flights to Buenos Aires from Rome when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around £998 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Rome for as low as £915 on momondo.

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

You could potentially save up to 14% on your flight if you consider stops on a Rome to Buenos Aires flight.

As of March 2026, prices for Rome to Buenos Aires flights are approximately 47% more expensive when compared to flights at the same time last year.

Historically, on average around 22% of flights between Rome and Buenos Aires have experienced a delay on any given week. The average delay length over the past 12 months has been 167 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.

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

According to our data, Aerolineas Argentinas have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

As of March 2026, 4 flights take off from Rome and land in Buenos Aires each day. The most common flight departure time for this route is 18:00, with 94% of daily flights taking off in the evening.

The number of flights available between Rome and Buenos Aires is 34 per week as of March 2026. The most frequent departure day is Mon, with 21% of weekly flights leaving on this day.