Air Algerie said it lost contact with one of its aircraft nearly an hour after takeoff from Burkina Faso on Thursday bound for Algiers.
"Air navigation services have lost contact with an Air Algerie plane Thursday flying from Ouagadougou to Algiers, 50 minutes after takeoff," the airline said, cited by national news agency APS.
Flight AH 5017 had 110 passengers and six crew on board, officials said.