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 Vienne 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.
NantesNTE · France14−50 %1 bookable
MarseilleMRS · France5−50 %seen Oct 8
CharleroiCRL · Belgium4−50 %seen Oct 5
HalifaxYHZ · Canada3−40 %1 bookable
TorontoYYZ · Canada2−50 %seen Oct 3
MontpellierMPL · France2−20 %1 bookable
RomeFCO · Italy1−50 %seen Sep 21
MadridMAD · Spain1−50 %seen Sep 22
BostonBOS · United States1−40 %seen Sep 23
New YorkJFK · United States1−40 %seen Sep 20
ChicagoORD · United States1−30 %seen Oct 5
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 September.