Sit on the Left side of the plane for the best views on flights from Osaka to Seoul. While takeoff offers excellent Osaka Bay views from the right, the landing sequence into Seoul provides more sustained and dramatic geography—the Han River crossing and Seoul's urban expanse dominate the final 20 minutes. Left-side passengers get both the river approach and city grid, making it the superior choice for the full journey.

During takeoff from Kansai International (KIX), sit on the Right side for the best views. Right-side seats capture the Kobe-Osaka urban corridor and Osaka Bay immediately after departure. KIX typically departs runway 06L/24R; climbing northeast or southwest, right seats frame the industrial waterfront and city sprawl that dominates the visual landscape in the first 10 minutes. Notable sights include: Osaka Bay (immediate foreground), Kobe city lights/port facilities (east), Awaji Island (southeast across the bay), Rokko Mountains (distant northeast ridge).

When landing at Gimpo (GMP), sit on the Left side for the best views. Left-side seats provide the best descent views into Gimpo. Approaching from the south or southeast (typical for KIX-GMP routing), left seats frame the Han River, Seoul's southern districts, and the final approach corridor over the city. The river and urban grid are the dominant visual references during the final 15 minutes. Notable sights include: Han River (central geographic anchor), Seoul city grid (south bank), Yeouido island and business district (mid-descent), Gimpo Airport runways (final approach).

The flight from Kansai International (KIX) to Gimpo (GMP) takes Approximately 2 hours 15 minutes.

The flight path crosses the Korea Strait (Tsushima Strait) at roughly 35°N, 130°E—open water with minimal landmarks. Depending on routing, aircraft may pass west of Tsushima Island (Japanese territory) or directly over the strait. The approach to Korean airspace brings the Korean peninsula's western coast into view around 36°N, 126°E, with the Yellow Sea (West Sea) visible as a broad, hazy expanse. No major mountain ranges are visible at cruise altitude during the strait crossing; the terrain becomes notable only during descent into Seoul, when the Han River valley and surrounding low hills emerge.