Sit on the Left side of the plane for the best views on flights from Frankfurt to Ulaanbaatar (Sergelen). While takeoff offers good Frankfurt regional views from the right, the landing approach from the left provides more dramatic and visually distinctive scenery—the Khangai Mountains, the Tuul River valley, and the stark contrast between steppe and urban development make the approach more rewarding for window-seat viewing.

During takeoff from Frankfurt Main (FRA), sit on the Right side for the best views. Right-side seats offer views of the Main River valley and the Rhine-Main region's industrial and urban landscape as the aircraft climbs eastward. The Main River's distinctive meanders are visible during initial climb, and the Taunus hills form a clear ridge to the north. Notable sights include: Main River valley, Taunus Mountains (north), Rhine-Main industrial zone, Mainz city area (southwest).

When landing at Ulaanbaatar Chinggis Khaan International Airport (UBN), sit on the Left side for the best views. Left-side seats provide views during the descent approach to Ulaanbaatar. The aircraft descends from the west, and left-side passengers see the Khangai Mountains and the transition from steppe grassland to the Tuul River valley where the city sits. The Bogd Khan Mountain, a sacred peak south of the city, is often visible on approach. Notable sights include: Khangai Mountains (west and northwest), Tuul River valley, Bogd Khan Mountain (south), Ulaanbaatar urban sprawl.

The flight from Frankfurt Main (FRA) to Ulaanbaatar Chinggis Khaan International Airport (UBN) takes Approximately 7.5 to 8.5 hours.

The flight path crosses central Europe and the vast Eurasian steppe. Notable visible features include: the Carpathian Mountains (southern Romania, visible from altitude as a curved ridge); the Black Sea coast (if routed south); the Caucasus Mountains (if routed southeast); the Caspian Sea (likely visible as a large water body); the Ustyurt Plateau (Kazakhstan, a flat elevated region); and the transition from desert and semi-arid steppe into Mongolia's grassland. The Altai Mountains may be visible to the south if the aircraft passes near the Kazakhstan-Mongolia border. Most of the central portion of the flight crosses featureless steppe and semi-desert with few visible landmarks—this is the least scenic segment.