Cheap flights from Athens to Barcelona from $142

In general, June is the cheapest month to fly from Athens to Barcelona-El Prat Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $232. If you aren’t able to travel during the month of June, then book flights to Barcelona-El Prat Airport from Athens during January instead. Flights to Barcelona-El Prat Airport in January, while not as cheap as those in June, still average around $236.

Our data shows that Wednesday is the least expensive day to fly to Barcelona-El Prat Airport. Tickets to fly out on this day can be as low as $314. The most expensive day to fly to Barcelona-El Prat Airport is Thursday, with ticket prices averaging around $415.

Our most recent data shows that the best time of day to fly to Barcelona-El Prat Airport is in the evening. Flights from Athens to Barcelona-El Prat Airport during this time can be as low as $357. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $398 on average. Flights to Barcelona-El Prat Airport from Athens in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Athens Eleftherios V. to Barcelona-El Prat for the best Athens Eleftherios V. - Barcelona-El Prat flight prices

You are more likely to see cheaper flights to Barcelona-El Prat Airport from Athens when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around $295 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from Athens for as low as $252 on momondo.

There is only 1 cabin class available to choose from on Athens to Barcelona-El Prat Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 18% of flights between Athens and Barcelona have experienced a delay on any given week. The average delay length over the past 12 months has been 108 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening 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. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Aegean Airlines have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

The number of flights available between Athens and Barcelona-El Prat Airport is 9 per day as of October 2026. The most frequent departure time is 09:00, with 48% of daily flights leaving at midday.

As of October 2026, there are 63 flights per week flying from Athens to Barcelona-El Prat Airport. The most common day of the week flights depart is Mon, with 19% of flights taking off on this day.