Cheap flights from Paris to San José from £359

The cheapest month to fly to San José from Paris is in October. Flight prices, which tend to average around £148, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to San José from Paris during September instead. Flights to San José in September, while not as cheap as those in October, still average around £463.

The cheapest day to depart from Paris to San José is on a Sunday when prices can be found for as low as £993. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around £1,023. These prices are subject to change though, so be sure to set up a Price Alert for flights to San José.

Our data shows that the cheapest Paris to San José flights are usually those with departure times in the morning. Our users have found flights to San José in the morning for as low as £878. At midday is when there is more demand to fly to San José, so prices are often more expensive at around £1,097 per ticket.

Fly from Paris Charles de Gaulle to San José Juan Santamaria Intl for the best Paris - San José Juan Santamaria Intl flight prices

You are more likely to see cheaper flights to San José from Paris when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around £880 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Paris for as low as £842 on momondo.

You could potentially save up to 76% on your flight if you consider stops on a Paris to San José flight.

As of April 2026, prices for Paris to San José flights are approximately 18% cheaper when compared to flights at the same time last year.

Historically, on average around 26% of flights between Paris and San José have experienced a delay on any given week. The average delay length over the past 12 months has been 129 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday 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 26% of their flights experiencing any sort of delay.