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 Buffalo 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.
AtlantaATL · United States21−50 %1 bookable
WashingtonIAD · United States11−40 %seen Nov 4
HoustonIAH · United States8−50 %seen Oct 6
San DiegoSAN · United States7−40 %seen Oct 19
Fort LauderdaleFLL · United States6−30 %seen Oct 31
MinneapolisMSP · United States6−30 %seen Nov 7
DallasDFW · United States5−40 %seen Oct 31
PhiladelphiaPHL · United States5−30 %seen Nov 1
VancouverYVR · Canada4−40 %1 bookable
DenverDEN · United States4−20 %seen Oct 30
Las VegasLAS · United States4−20 %seen Oct 30
PhoenixPHX · United States3−40 %seen Oct 31
KelownaYLW · Canada3−20 %1 bookable
OrlandoMCO · United States2−30 %seen Oct 28
ChicagoORD · United States2−30 %seen Oct 29
San FranciscoSFO · United States1−40 %seen Oct 23
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.