SUNNY COUPON provides free duty-free discount coupons for visitors to Korea at Incheon Airport. Enjoy duty-free shopping with these coupons at both Terminal 1 and Terminal 2 without any restrictions.

Simply access the site and use the coupon with just one click! Follow this: Select the discount coupon for the duty-free store you want to use, then show the coupon image at the counter during checkout to receive discount.