How much is a ticket from Madrid to Athens?

The cheapest price found today is $55.

When is it cheaper to fly?

Cheapest month is September — from $55.

Cheapest today — $55. Below is what booking services offer.

Departure	Airline	Stops	Price
Sep 12	Wizz Air Malta	1	$55	View
Nov 12	Wizz Air Malta	1	$61	View
Nov 22	Wizz Air Malta	1	$63	View
Sep 22	Ryanair	1	$65	View
Nov 14	Wizz Air Malta	1	$68	View
Sep 15	Ryanair	1	$68	View
Sep 26	Wizz Air UK	1	$69	View
Sep 16	Ryanair	1	$69	View

How much is a ticket from Madrid to Athens?: The cheapest price found today is $55.
When is it cheaper to fly?: Cheapest month is September — from $55.

Links to booking services are affiliate links. The price stays the same for you.