Cheap flights from Athens to Portugal from £96

The month of May is, on average, the cheapest month to fly to Portugal from Athens, with most prices found around £58. If you are unable to visit Portugal during the month of May, then departing from Athens during the month October is also very affordable. Most momondo users find prices during this month for around £59.

The cheapest day to depart from Athens to Portugal is on a Monday when prices can be found for as low as £130. Flights from Athens to Portugal on a Friday will generally be more expensive and average around £256. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

The cheapest time of day to fly to Portugal is in the evening when flights can be purchased for as low as £189. Flights to Portugal are more costly in the morning, with an average ticket price of £233. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Athens Eleftherios V. to Lisbon Humberto Delgado for the best Athens Eleftherios V. - Portugal flight prices

You are more likely to see cheaper flights to Portugal from Athens when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around £224 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Athens for as low as £156 on momondo.

Historically, on average around 15% of flights between Athens and Portugal have experienced a delay on any given week. The average delay length over the past 12 months has been 86 minutes.

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

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Monday 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 Portugal is 2 per day as of May 2026. The most frequent departure time is 21:00, with 87% of daily flights leaving in the evening.

20 flights are operational weekly from Athens to Portugal as of May 2026. The most popular departure day for this route is Wed, with 35% of flights per week taking off on this day.