Book Online and Save up to 25% Off Qatar Airways, Oman. Celebrating 15 years together in Oman. Enjoy exclusive offers to exciting places across the globe as we celebrate 15 years of service to Oman. Book Online And Save Up To 25%. Book by 31st December 2015 and and travel from now till 30th June 2016. T&C: Sales period: 25th December 2015 to 31st December 2015. Travel period: 25th December 2015 to 30th June 2016. Valid on Qatar Airways operated flights. Blackouts : Applicable.