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 Providence 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.
WashingtonIAD · United States26−50 %2 bookable
San DiegoSAN · United States22−50 %1 bookable
HoustonIAH · United States8−40 %seen Oct 24
PhiladelphiaPHL · United States5−30 %seen Oct 29
Fort LauderdaleFLL · United States4−30 %seen Oct 31
AtlantaATL · United States2−30 %seen Oct 31
ChicagoORD · United States2−20 %seen Oct 29
San FranciscoSFO · United States1−40 %seen Oct 9
SeattleSEA · 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 October.