Cheap flights from Lisbon to Athens from £100

The cheapest month to fly to Athens from Lisbon is in January. Flight prices, which tend to average around £139, are often lower during this time because this is during the off-season. If you’re not able to fly to Athens in January, then February is your next best option. Flight prices from Lisbon to Athens during February average around £181.

On average, the least expensive day to fly to Athens from Lisbon is on a Sunday. momondo users have found tickets for Sunday departures for as low as £173. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Athens on Tuesday is £328.

Our most recent data shows that the best time of day to fly to Athens is in the afternoon. Flights from Lisbon to Athens during this time can be as low as £186. Flights to Athens are more costly in the evening, with an average ticket price of £325. Departure times in the evening 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 £222 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Athens from Lisbon for as low as £198 on momondo.

There are 2 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.

No. A direct flight is the cheapest option for a flight between Lisbon to Athens.

As of August 2026, prices for Lisbon to Athens flights are approximately 33% cheaper when compared to flights at the same time last year.

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 90 minutes.

Generally, flights departing at night 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, Sky Express have had the fewest delays on this route over the last 12 months, with about 12% of their flights experiencing any sort of delay.

Barcelona (BCN) was the most common stop: 67% of momondo users choosing one-stop flights on this route connected there.

Flights via Milan (MXP) offer the lowest average return price of £306.

Flights connecting via Milan (MXP) have the shortest average one-way travel time: 6h 20m.

Milan (MXP) has the shortest average stopover time for this route: 3h 10m.

As of August 2026, 2 flights take off from Lisbon and land in Athens each day. The most common flight departure time for this route is 23:00, with 64% of daily flights taking off in the evening.

As of August 2026, there are 20 flights per week flying from Lisbon to Athens. The most common day of the week flights depart is Wed, with 35% of flights taking off on this day.