Sit on the Right side of the plane for the best views on flights from Chicago to Seattle. Right-side seats win overall because the takeoff view of Chicago and Lake Michigan is more visually distinctive than the landing approach. While the landing offers good Puget Sound and Cascade views on the left, the Chicago departure provides clearer, more dramatic urban and water scenery during the initial climb.

During takeoff from Chicago Midway International (MDW), sit on the Right side for the best views. Right-side seats capture the Chicago skyline and Lake Michigan as the aircraft climbs northwest out of Midway. You'll see the downtown core receding and the vast expanse of the lake opening up to the east. Notable sights include: Chicago downtown skyline, Lake Michigan, Des Plaines River valley, suburban sprawl extending northwest.

When landing at Boeing Fld King Co International (BFI), sit on the Left side for the best views. Left-side seats offer the best views during descent into Seattle. You'll see the Cascade Range rising dramatically to the east, and as you descend further, the Puget Sound, Elliott Bay, and the Seattle waterfront come into view on the left side of the approach. Notable sights include: Cascade Range, Puget Sound, Lake Union, Seattle downtown waterfront.

The flight from Chicago Midway International (MDW) to Boeing Fld King Co International (BFI) takes Approximately 4 hours 15 minutes.

The flight path crosses the Mississippi River valley near the Iowa-Illinois border, then continues northwest over Iowa and southern Minnesota. The Missouri River is visible near the South Dakota border. The Black Hills appear as a distant ridge on the northern horizon around the Wyoming-South Dakota border. The flight then crosses into Montana, passing south of Glacier National Park, before descending into the Puget Sound region. The Rocky Mountains are visible to the north and east during the Montana portion of the flight.