18A runs on Sunday only, and calls at Elvington Airfield and Wheldrake Lane only, not the village centre
First, East Yorkshire
York · Fulford (Monday to Saturday) · Elvington (Sunday) · Wheldrake · Thorganby · Skipwith · North Duffield · Bubwith · Holme on Spalding Moor
Daytime: 2 hours / Evening: Friday only / Sunday: 2 hours
East Yorkshire
York · Hull Road · Elvington · Sutton on Derwent · Melbourne · Seaton Ross · Everingham · Bielby · Pocklington
Daytime: 3 times / Evening: no service / Sunday: no service