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 Wellington 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.
EdmontonYEG · Canada6−30 %1 bookable
CalgaryYYC · Canada5−30 %1 bookable
VancouverYVR · Canada4−30 %seen Sep 30
HoustonIAH · United States3−40 %1 bookable
New YorkJFK · United States1−40 %seen Oct 24
ChicagoORD · United States1−40 %seen Nov 6
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 November.