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 Trondheim 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.
MiamiMIA · United States4−40 %1 bookable
San FranciscoSFO · United States4−40 %seen Oct 2
Fort LauderdaleFLL · United States3−50 %1 bookable
HoustonIAH · United States2−40 %1 bookable
BostonBOS · United States1−50 %seen Sep 25
New YorkJFK · United States1−50 %seen Sep 20
DenverDEN · United States1−40 %seen Sep 24
Los AngelesLAX · United States1−40 %seen Sep 28
MontrealYUL · Canada1−40 %seen Oct 6
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 September.