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 San Salvador 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 · Canada13−40 %1 bookable
MonctonYQM · Canada4−40 %seen Nov 3
MontrealYUL · Canada4−30 %seen Oct 28
HalifaxYHZ · Canada3−40 %seen Oct 14
WinnipegYWG · Canada3−40 %seen Oct 24
EdmontonYEG · Canada3−30 %seen Oct 27
Quebec CityYQB · Canada2−40 %seen Oct 15
KelownaYLW · Canada2−30 %seen Oct 3
SaskatoonYXE · Canada1−40 %seen Oct 5
WashingtonIAD · United States1−20 %seen Oct 27
OttawaYOW · Canada1−20 %seen Oct 28
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.