Asiana Airlines is holding the “2025 Korea Grand Sale” from November 1 until February 28, 2025.
Round-trip and one-way economy class tickets from Japan to Seoul/Incheon and Gimpo are on sale for up to 10% off. Fuel surcharges and taxes are not included in the discount. The eligible travel period is from November 1, 2025, to February 28, 2025 (with some blackout dates).
To apply the discount, the coupon code “25GRANDSALE1” must be entered at the time of booking.
