From 23 hours prior to departure until two hours before departure, online and mobile check-in is possible. Both check-in booths and kiosks are available for airport check-in. For intercontinental flights, Lufthansa advises passengers to check in at least two hours prior to takeoff, and for all other flights. visit the official Lufthansa website or contact customer service. For detailed information on Lufthansa Airlines Check in policy or visit Airlines Pet Policy website or read a blog on their website.