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 Détroit 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.
DallasDFW · United States40−50 %2 bookable
DenverDEN · United States24−50 %1 bookable
Los AngelesLAX · United States15−50 %seen Nov 5
HoustonIAH · United States13−50 %1 bookable
San DiegoSAN · United States13−50 %seen Nov 4
San FranciscoSFO · United States13−50 %seen Nov 7
MinneapolisMSP · United States13−40 %seen Nov 2
New YorkJFK · United States10−40 %seen Nov 5
Las VegasLAS · United States9−40 %seen Nov 5
Fort LauderdaleFLL · United States8−50 %seen Nov 6
WashingtonIAD · United States7−40 %seen Nov 1
PhiladelphiaPHL · United States6−50 %seen Oct 29
OrlandoMCO · United States6−30 %seen Nov 7
TorontoYYZ · Canada6−20 %seen Oct 30
PhoenixPHX · United States5−50 %seen Oct 31
SeattleSEA · United States5−40 %seen Oct 31
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.