Cheap flights from Lisbon to Athens, Greece (LIS - ATH)

Flying from Lisbon to Athens can be expensive. Our search helps you compare cheap flights, airfare deals, and flight tickets across airlines and agencies so you can book at the best price.

We scan trusted travel agencies and airline booking systems for the route Lisbon - Athens (LIS - ATH). We do not sell tickets or add fees - you choose where to buy.

Airfares vary by date, time, and airport. Use filters to find the best option by departure/arrival time, number of stops, airline or alliance, and booking channel.

If your dates are flexible, check the low-fare calendar to find the cheapest days. Booking round-trip in one order often reduces fees, and prices usually rise as departure approaches.

We also recommend you to look through the prices for return tickets from Athens to Lisbon.

Airfares found by our users in the past 24 hours

The cheapest flight from Lisbon to Athens is 10 359 on Ryanair, departing on 02/28/2026 - 16:20 and returning on 03/12/2026 - 14:20.
The price for these dates could change. Use search to get the best price.

Average round-trip airfares from Lisbon to Athens by months

MonthRound-Trip
January 2026find now
February 202628.02 - 12.03from 10 359
March 202607.03 - 20.04from 12 592
April 202610.04 - 25.04from 13 727
May 202630.05 - 05.06from 13 484
June 202608.06 - 12.06from 17 838
July 202605.07 - 26.07from 10 381
August 2026find now
September 2026find now
October 2026find now
November 2026find now
December 2026find now

Prices shown are based on searches from the last few days. Ticket prices can change and depend on availability at the time of booking.

Airlines are flying from Lisbon to Athens

Aegean AirlinesBig Sky Airlines
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