Sit on the Right side of the plane for the best views on flights from Bangkok to Chicago. The takeoff from Bangkok offers more visually distinctive and continuously interesting scenery—the Chao Phraya delta's complex hydrology and the transition from urban to agricultural landscape are more compelling than Chicago's approach, which, while iconic, is relatively brief and urban-focused.

During takeoff from Bangkok International (BKK), sit on the Right side for the best views. Right side seats offer views of the Chao Phraya River delta and Bangkok's sprawl as the aircraft climbs northwestward. The river's distinctive meanders and the contrast between urban and agricultural areas are clearly visible during the initial climb-out. Notable sights include: Chao Phraya River delta, Bangkok metropolitan area, Gulf of Thailand (distant), Central Thai plains.

When landing at Chicago Ohare International (ORD), sit on the Left side for the best views. Left side seats provide excellent views of Lake Michigan and Chicago's downtown skyline during the final approach from the northeast. The lake's expanse and the distinctive grid of the city's lakefront are prominent visual features. Notable sights include: Lake Michigan, Chicago downtown skyline and grid pattern, Illinois shoreline, suburban sprawl extending west.

The flight from Bangkok International (BKK) to Chicago Ohare International (ORD) takes 16h 35m.

The flight path crosses the Tibetan Plateau's eastern margins (visible from altitude as high, snow-capped peaks and deep valleys), the Himalayas' southern foothills, Central Asian deserts and steppes, the Rocky Mountains' eastern slope, and the Great Plains. Notable landmarks include the Tibetan Plateau's complex terrain, the Himalayas, the Gobi Desert region, and the transition from the Great Plains to the Mississippi River valley near Chicago.