TUI will be jetting holidaymakers off to eight destinations from July 11, the airline has announced.Brits will be able to travel to Ibiza, Palma, Corfu, Crete, Kos, Rhodes, Lanzarote and Tenerife going from the UK's biggest airports including Gatwick, Manchester and Birmingham.TUI will be offering up to 44 flights a week to these countries.More flights from five other UK airports could be added subject to Government advice.The company has launched a new "holiday promise" that has five guarantees to ensure travellers can feel safe on holiday.The promise also includes flights to quarantine-free destinations, travellers being able to check in digitally, increased disinfecting of all aircraft and social distancing at hotels.Face mask will also.