Passengers have the option of choosing between various seat categories at different prices.
Passengers whose fare does not include a free seat reservation will be allocated a seat automatically during online check-in. Passengers have the option of changing the seat allocated to them during online check-in by booking the respective seat category for a fee.
Passengers whose fare does include a free seat reservation, or passengers who have already booked a seat reservation, can change their existing seat within the same seat category free of charge subject to availability.