The operation to return British tourists stranded in Sharm el-Sheikh is "hugely complex" due to the huge number of people there, security officials have said.
The Foreign Office estimates some 22,000 Brits were in the Egyptian holiday resort when the government suspended flights amid fears terrorists may have been behind the downing of a Russian passenger jets.
A COBRA meeting this afternoon was given an update on progress made bringing Brits home from Sharm, a Downing Street spokeswoman revealed.
This is a hugely complex operation. We continue to work closely with both the Egyptian authorities and the airline carriers to get people safely home as quickly as possible. But the sheer scale of the task poses a number of logistical complexities.
Our first priority remains the safety and well-being of British travellers. We are doing all we can to speed up their return and communicate developments clearly as they happen.
She urged passengers not to travel to Sharm airport until they had definite confirmation from their airline that they would be able to fly.
Monarch has cancelled all flights to and from Sharm until December 19 as the Government said direct returns would end after November 17.
New mum who was stranded in Sharm el-Sheikh says "words can't describe how happy" she is to be reunited with baby after return from Egypt.
As flights begin to leave Sharm el-Sheikh airport for the UK we take a look at what passengers should do if they are due to fly.