Web check-in. Our website offers online check-in services, and passengers can print their boarding pass before they arrive at the Aiport. Web check-in is available for domestic flights when the check-in window is 48 hours before the departure and 2 hours before the recurrence of the flight. Our web check-in also provides passengers the opportunity to choose a seat . Reservation number / PNR, passport number, or e-ticket number is required to log in web check-in. Passengers should ensure that the name in their boarding pass and flight receipt is the same as in the passport/ID. Please print your boarding pass and submit it to the security checkpoint / boarding gate. Visit airport check-in desks for services that are not available online.