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 Tbilissi 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.
TorontoYTZ · Canada2−30 %1 bookable
BostonBOS · United States1−30 %seen Sep 29
CharleroiCRL · Belgium1−30 %seen Oct 8
WashingtonIAD · United States1−30 %seen Oct 4
ChicagoORD · United States1−30 %seen Sep 22
OttawaYOW · Canada1−30 %seen Oct 2
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.