diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp
--- a/src/station_cmd.cpp
+++ b/src/station_cmd.cpp
@@ -2328,7 +2328,6 @@ static CommandCost RemoveAirport(TileInd
 		/* Clear the persistent storage. */
 		delete st->airport.psa;
 
-		const AirportSpec *as = st->airport.GetSpec();
 		for (uint i = 0; i < st->airport.GetNumHangars(); ++i) {
 			DeleteWindowById(
 				WC_VEHICLE_DEPOT, st->airport.GetHangarTile(i)