A bar’s height is the number of drops spotted that month, its colour the month’s best discount. The tallest is September.
NovNovember : 0 sightings
DecDecember : 0 sightings
JanJanuary : 0 sightings
FebFebruary : 0 sightings
MarMarch : 0 sightings
AprApril : 0 sightings
MayMay : 0 sightings
JunJune : 0 sightings
JulJuly : 0 sightings
AugAugust : 0 sightings
SepSeptember : 2 sightings, up to −20%
OctOctober : 1 sighting, up to −20%
−20 %
Boston → St. Louis flights: what we spotted
Since September 2026, Flight Deal Spot has spotted 3 price drops on Boston → St. Louis flights, up to −20% below the usual price. Deals showed up mostly in September and October.
Deals go fast and come back without warning. Rather than checking every day, create a free radar: it tells you by email or on Discord as soon as a Boston → St. Louis flight drops below its usual price again.
