This may vary depending on your airport of departure. Check-in typically opens 3 hours prior to departure and closes one hour before departure. We recommend that you arrive at the airport three hours prior to departure. Please contact your departure airport or your local Qatar Airways office if you require additional information.
Please contact your local Qatar Airways office for further inquiries, contact details can be found in the following link https://www.qatarairways.com/en/worldwide-offices.html