Up to 30 hours before the scheduled departure time of their journey, passengers can check in online for an Air France Reservations. Checking in online will enable travellers to choose a seat for their flight and pay for additional checked luggage allowance in addition to printing their boarding card. Passengers can use a mobile device or a computer browser to check in online by entering their flight number and reservation reference number. Additionally, there are no additional expenses for airport check-in for passengers of Air France. Check-in closes between 90 minutes and 40 minutes prior to takeoff, depending on the flight's origin and destination.