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 Ponta Delgada 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.
MontrealYUL · Canada32−40 %1 bookable
TorontoYYZ · Canada19−50 %1 bookable
SaskatoonYXE · Canada15−50 %seen Nov 6
LisbonLIS · Portugal11−50 %seen Oct 22
BostonBOS · United States8−20 %seen Oct 25
MiamiMIA · United States5−40 %1 bookable
Los AngelesLAX · United States4−40 %seen Nov 5
MinneapolisMSP · United States4−40 %1 bookable
WinnipegYWG · Canada4−40 %1 bookable
NewarkEWR · United States3−30 %seen Oct 21
TorontoYTZ · Canada3−30 %1 bookable
St. John'sYYT · Canada3−30 %seen Nov 7
AmsterdamAMS · Netherlands2−50 %1 bookable
BrusselsBRU · Belgium2−50 %seen Nov 6
EdmontonYEG · Canada2−40 %seen Nov 7
Quebec CityYQB · Canada2−40 %seen Oct 12
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.