▁and ▁complexity , ▁sometimes ▁that ▁was ▁neg ated ▁as ▁the ▁amount ▁of ▁thrust ▁per ▁t onne ▁was ▁increased , ▁which ▁meant ▁that ▁sometimes ▁fitting ▁three ▁or ▁four ▁engines ▁allowed ▁for ▁shorter ▁take - off ▁runs ▁than ▁are ▁possible ▁today . ▁However , ▁today ▁aircraft ▁generally ▁only ▁util ise ▁two ▁engines ▁for ▁the ▁sake ▁of ▁fuel ▁efficiency , ▁which ▁means ▁that ▁although ▁there ▁is ▁less ▁weight ▁to ▁deal ▁with , ▁there ▁is ▁also ▁less ▁thrust , ▁which ▁means ▁that ▁a ▁longer ▁run way ▁is ▁required ▁for ▁take - off ▁than ▁would ▁be ▁otherwise ▁needed ▁with ▁a ▁three ▁or ▁four - engine ▁aircraft . ▁ ▁Su fficient ▁progress ▁on ▁the ▁re building ▁works ▁had ▁taken ▁place ▁to ▁enable ▁fly be ▁to ▁introduce ▁an ▁Em bra er ▁E 1 7 5 ▁jet ▁( 8 8 ▁seats ) ▁on ▁their ▁then - ex isting ▁G at wick ▁service ▁from ▁ 3 1 ▁March ▁ 2 0 1 3 . ▁However , ▁fly be ▁then ▁decided ▁to ▁dispose ▁of ▁their ▁landing ▁sl ots ▁at ▁London ▁G at wick ▁and ▁these ▁were ▁sold ▁to ▁E asy J et . ▁E asy J et ▁made ▁a ▁decision ▁not ▁to ▁operate ▁their ▁Air bus ▁A 3 1 9 ▁aircraft ▁into ▁Gu ern sey , ▁leaving ▁a ▁reduction ▁of ▁four ▁rot ations ▁per ▁day ▁between ▁Gu ern sey ▁and ▁G at wick . ▁ ▁The ▁run way ▁and ▁apr on ▁re building ▁operations ▁were ▁completed ▁during ▁ 2 0 1 4 . ▁The ▁States - owned ▁Aur igny ▁ordered ▁an ▁Em bra