No Australians are believed to have been on the EgyptAir plane which disappeared en route to Cairo.
Flight MS804 was carrying 66 people - 56 passengers and 10 crew - from Paris and travelling at 37,000 feet (11,280 metres) when it disappeared from radars.
Thirty of the people on board were from Egypt, with 15 from France, two from Iraq and one each from Canada, Saudi Arabia, Kuwait, Belgium, Algeria, Portugal, Sudan and Chad, EgyptAir tweeted.