Sit on the Right side of the plane for the best views on flights from Seoul to Singapore. While takeoff offers brief coastal interest, the landing approach provides sustained, dramatic views of the Johor Strait and Singapore's urban-natural interface. Right side captures the most geographically significant and visually distinct features of this route.

During takeoff from Gimpo (GMP), sit on the Left side for the best views. Left side captures the Han River estuary and Incheon's coastal geography immediately after departure. The aircraft climbs southwestward over water, giving left-seat passengers direct views of the Yellow Sea coastline and tidal flats. Notable sights include: Han River estuary, Incheon International Airport complex, Yellow Sea coastline, Ganghwa Island.

When landing at Seletar (XSP), sit on the Right side for the best views. Right side offers superior views during descent into Seletar. The approach path from the northwest brings the Johor Strait, Peninsular Malaysia's coastline, and Singapore's northern urban sprawl into clear view on the right side of the aircraft. Notable sights include: Johor Strait, Johor Bahru cityscape, Singapore's northern reservoirs and residential zones, Peninsular Malaysia's forested interior.

The flight from Gimpo (GMP) to Seletar (XSP) takes 4h 10m.

The flight path crosses the South China Sea at altitude, passing over or near the Gulf of Thailand's eastern waters. Notable geographic features along the route include the Malay Peninsula's interior (visible during descent into Singapore), the transition from temperate to tropical geography, and the Strait of Malacca region to the west. At cruise altitude, the coastlines of Thailand and Malaysia are visible on clear days, though the open sea dominates the midpoint of the journey.