po ▁being ▁too ▁short ▁for ▁larger ▁aircraft ▁such ▁as ▁the ▁Martin ▁ 4 - 0 - 4 ▁and ▁Fair child ▁F - 2 7 . ▁Pacific ▁Air ▁L ines , ▁Air ▁West ▁and ▁Hugh es ▁Air west , ▁success ors ▁to ▁South west ▁Air ways , ▁listed ▁San ▁Luis ▁Ob is po ▁in ▁their ▁tim et ables ▁but ▁actually ▁served ▁Pas o ▁Rob les ▁with ▁F - 2 7 s ▁until ▁ 1 9 7 4 . ▁ ▁In ▁ 1 9 4 7 ▁county ▁super vis ors ▁contract ed ▁for ▁another ▁hang ar , ▁r amp , ▁and ▁eventually ▁an ▁administration ▁building . ▁The ▁super vis ors ▁named ▁Chris ▁Ho over ▁full - time ▁air port ▁manager ▁in ▁ 1 9 5 3 . ▁ ▁San ▁Luis ▁Ob is po ▁Airport ▁had ▁no ▁scheduled ▁air line ▁service ▁from ▁ 1 9 5 6 ▁until ▁ 1 9 6 9 ▁when ▁locally - based ▁Swift ▁A ire ▁L ines ▁began ▁scheduled ▁fl ights ▁with ▁Pi per ▁N ava jos . ▁ ▁Swift ▁A ire ' s ▁headquarters ▁were ▁at ▁San ▁Luis ▁Ob is po ; ▁it ▁eventually ▁operated ▁F ok ker ▁F 2 7 ▁Friend ships ▁bought ▁new ▁from ▁F ok ker ▁as ▁well ▁as ▁Nord ▁ 2 6 2 s ▁and ▁de ▁Hav ill and ▁Her ons . ▁ ▁In ▁ 1 9 7 5 , ▁after ▁ending ▁service ▁to ▁Pas o ▁Rob les ▁the ▁year ▁before , ▁Hugh es ▁Air west ▁was ▁operating ▁Mc D onn ell ▁Douglas ▁DC - 9