Terminator: Dark Fate was filmed in Toledo in Spain and Budapest in Hungary.
Murcia International Airport - Highway RM-16
In movie
Scene where Grace and Dani are being chased by the Terminator. Sarah Connor saves them.
Real
Scene was shot Región de Murcia International Airport, informally also known as Murcia-Corvera, is an international airport replacing Murcia–San Javier Airport. The new airport was officially opened on 15 January 2019 by the King of Spain