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 Sioux Falls 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.
Las VegasLAS · United States7−50 %1 bookable
PhoenixPHX · United States6−30 %seen Nov 4
Fort LauderdaleFLL · United States4−50 %1 bookable
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.