Cheap flights from Lisbon to Athens from $144

The cheapest month to fly to Athens from Lisbon is in January. Flight prices, which tend to average around $192, are often lower during this time because this is during the off-season. If you are unable to visit Athens during the month of January, then departing from Lisbon during the month November is also very affordable. Most momondo users find prices during this month for around $236.

The cheapest day to depart on your flight to Athens is on a Monday when prices can be found for as low as $332. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $467. These prices are subject to change though, so be sure to set up a Price Alert for flights to Athens.

The cheapest time of day to fly to Athens is in the evening when flights can be purchased for as low as $374. Flights to Athens are more costly in the afternoon, with an average ticket price of $409. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Athens from Lisbon when booking weeks ahead of your departure date. In general, you can expect to find flights to Athens for around $302 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Athens from Lisbon for as low as $268 on momondo.

There are 3 cabin classes available to choose from on Lisbon to Athens flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Air Serbia, easyJet, and Aegean Airlines are the most popular carriers operating from Lisbon Humberto Delgado to Athens Eleftherios V.

Aegean Airlines, TAP AIR PORTUGAL and Sky Express are the top three most popular airlines that fly to Athens from Lisbon according to our data. Aegean Airlines is the first choice among our users, with 79% of people opting to fly with this airline when traveling to Athens. Keep in mind that there are 3 different airlines that fly to Athens on a routine basis, so you have a few additional options to choose from.

Historically, on average around 34% of flights between Lisbon and Athens have experienced a delay on any given week. The average delay length over the past 12 months has been 88 minutes.

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

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

According to our data, Sky Express have had the least number of delays on this route over the last 12 months; with about 15% of their flights experiencing any sort of delay.

Madrid (MAD) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Flights via Milan (MXP) offer the lowest average round-trip price of $204.

Flights connecting via Madrid (MAD) have the shortest average one-way travel time: 10h 10m.

Madrid (MAD) has the shortest average layover time for this route: 4h 35m.

As of September 2026, there are 4 flights per day flying from Lisbon to Athens. The most common time of day flights depart is 9:00PM, with 67% of flights taking off in the evening.

30 flights are operational weekly from Lisbon to Athens as of September 2026. The most popular departure day for this route is Wed, with 40% of flights per week taking off on this day.