epa12879839 Passengers wait in Terminal 1 during a strike at the international airport at Frankfurt Airport, in Frankfurt am Main, Germany, 10 April 2026. The UFO cabin crew union has called on its members to strike, to press their demands for better wages. EPA/RONALD WITTEK

epa12879838 An information screen for departures in Terminal 1 during a strike at the international airport at Frankfurt Airport, in Frankfurt am Main, Germany, 10 April 2026. The UFO cabin crew union has called on its members to strike, to press their demands for better wages. EPA/RONALD WITTEK

epa12879837 Luggage of waiting passengers in Terminal 1 during a strike at the international airport at Frankfurt Airport, in Frankfurt am Main, Germany, 10 April 2026. The UFO cabin crew union has called on its members to strike, to press their demands for better wages. EPA/RONALD WITTEK

epa12879836 Passengers wait in Terminal 1 during a strike at the international airport at Frankfurt Airport, in Frankfurt am Main, Germany, 10 April 2026. The UFO cabin crew union has called on its members to strike, to press their demands for better wages. EPA/RONALD WITTEK

epa12879835 Luggage of waiting passengers in Terminal 1 during a strike at the international airport at Frankfurt Airport, in Frankfurt am Main, Germany, 10 April 2026. The UFO cabin crew union has called on its members to strike, to press their demands for better wages. EPA/RONALD WITTEK

epa12879834 Passengers wait in Terminal 1 during a strike at the international airport at Frankfurt Airport, in Frankfurt am Main, Germany, 10 April 2026. The UFO cabin crew union has called on its members to strike, to press their demands for better wages. EPA/RONALD WITTEK

epa12879833 Passengers wait in Terminal 1 during a strike at the international airport at Frankfurt Airport, in Frankfurt am Main, Germany, 10 April 2026. The UFO cabin crew union has called on its members to strike, to press their demands for better wages. EPA/RONALD WITTEK

epa12879832 A view of screens for departures of Lufthansa in Terminal 1 during a strike at the international airport at Frankfurt Airport, in Frankfurt am Main, Germany, 10 April 2026. The UFO cabin crew union has called on its members to strike, to press their demands for better wages. EPA/RONALD WITTEK