Hapagfly (Hannover) will launch new routes in November: Dusseldorf-Istanbul Sabiha Gökcen: 3x weekly B737-800 service starting on November 3 (replacing route to Istanbul Ataturk) Frankfurt-Istanbul Sabiha Gökcen: 3x weekly B737-800 service starting on November 3 (replacing route to Istanbul Ataturk) Hanover-Istanbul Sabiha Gökcen: 3x weekly B737-800 service starting on November 3 Frankfurt-Marrakech: 3x weekly B737-800 service starting on October 25 Stuttgart-Marrakech: 2x weekly B737-800 service starting on October 31