Jeddah ( also spelled Jedda , Jiddah , Jidda , or Juddah ; Ø Ø Ù ` Ø Ç iddah ) is a Saudi Arabian city located on the coast of the Red Sea ( 21.50 Â N 39.1667 Â E ) . It is the major urban center in western Saudi Arabia . Jeddah ( also spelled Jiddah , Jidda , or Jedda ; Jidda ) is a Saudi Arabian city located on the coast of the Red Sea and is the major urban center of western Saudi Arabia .