Over twelve months: where the drops came from, how often, and how far. Past deals are no longer bookable and so are not links — what they add here is the pattern.
Where the deals to Istanbul came from
The bar says how often a drop has been proven from that airport over twelve months. The badge says how far the price fell.
NiceNCE · France16−40 %seen Nov 7
ParisCDG · France13−30 %seen Oct 31
LyonLYS · France13−30 %1 bookable
MarseilleMRS · France9−40 %seen Nov 7
AmsterdamAMS · Netherlands6−40 %seen Oct 31
BrusselsBRU · Belgium5−40 %seen Sep 27
RomeFCO · Italy4−30 %seen Oct 3
ParisORY · France3−30 %seen Oct 31
CharleroiCRL · Belgium2−50 %seen Nov 3
FrankfurtFRA · Germany1−30 %seen Nov 7
When the deals show up
A bar’s height is the number of drops spotted that month, its colour the month’s best discount. The tallest is October.