Sit on the Left side of the plane for the best views on flights from Tokyo to Ulaanbaatar (Sergelen). While takeoff offers Tokyo Bay views, the landing approach provides more dramatic and sustained scenery—the Khangai Mountains and steppe landscape are visually striking and occupy a larger portion of the descent. Left side captures the most impressive terrain on arrival.

During takeoff from Tokyo International (HND), sit on the Right side for the best views. Right-side seats offer views of Tokyo Bay and the Kanto Plain as the aircraft climbs northwestward. You'll see the urban sprawl of greater Tokyo, the bay's distinctive shape, and the transition to rural areas before heading toward Mongolia. Notable sights include: Tokyo Bay, Kanto Plain urban grid, Mount Fuji (visible on clear days to the southwest, though not on direct flight path), Izu Peninsula coastline.

When landing at Ulaanbaatar Chinggis Khaan International Airport (UBN), sit on the Left side for the best views. Left-side seats provide views of the Khangai Mountains and the approach to Ulaanbaatar from the south. You'll see the dramatic transition from steppe grassland to the mountain ranges surrounding the city, and the Tuul River valley where the airport is located. Notable sights include: Khangai Mountains (northern range), Tuul River valley, Bogd Khan Mountain (south of city), Ulaanbaatar urban area in Sergelen district.

The flight from Tokyo International (HND) to Ulaanbaatar Chinggis Khaan International Airport (UBN) takes Approximately 4 hours 15 minutes.

The flight path crosses the Sea of Japan (visible as open water for roughly 1.5 hours after takeoff), then enters Russian airspace over Sakhalin and the Amur region. The Sikhote-Alin mountain range is visible on the left side during the mid-flight segment. As the aircraft approaches Mongolia, the landscape transitions from forested Russian Far East to open Mongolian steppe with scattered lakes and grassland. The Khentii Mountains appear on the left as the aircraft descends toward Ulaanbaatar.