According to the British Airways website, it has cancelled a number of direct flights from Abu Dhabi to London at the start of Ramadan till the first week of June.
The airline will offer an alternative route through Bahrain which will cost approximately AED 7,000.
British Airways have made some minor schedule reductions in May and June to match customer demand and contacting any customers who have already booked on these services to rebook them onto alternative flights or to offer a full refund.
The airline has largely been operating the Boeing 787 Dreamliner on the Abu Dhabi route and has 26 of the aircraft in its fleet.