Sit on the Left side of the plane for the best views on flights from Seattle to Salt Lake City. The left side delivers the more dramatic sequence overall. The Mount Rainier departure view is one of the most spectacular in the Pacific Northwest, and en route the left side tracks closer to the Cascades and Oregon Cascades including Mount Hood. The right side wins at landing, but the left side's takeoff and cruise views outweigh that.

During takeoff from Seattle Tacoma International (SEA), sit on the Left side for the best views. SEA primarily uses runways 16L/16R for southbound departures, meaning a left-side seat faces east toward the Cascade Range. You get a clear view of Mount Rainier dominating the skyline, with the Seattle metro and Lake Washington visible during the initial climb. Notable sights include: Mount Rainier, Lake Washington, Seattle city center, the Cascade Range foothills.

When landing at Salt Lake City International (SLC), sit on the Right side for the best views. SLC typically uses runways 16L/16R for southbound arrivals, so the aircraft approaches from the north. A right-side seat faces west, giving you a direct view of the Great Salt Lake's vast shallow expanse and the Oquirrh Mountains across the valley on final approach. Notable sights include: Great Salt Lake, Oquirrh Mountains, Salt Lake Valley urban grid, Antelope Island.

The flight from Seattle Tacoma International (SEA) to Salt Lake City International (SLC) takes Approximately 1 hour 45 minutes to 2 hours.

After crossing the Cascades, the flight tracks over the high desert of central Oregon and the Columbia Plateau. The Snake River Plain in southern Idaho is visible as a broad flat lava-covered basin. The Sawtooth Range and other central Idaho mountain ranges appear to the left. As the flight descends into Utah, the Wasatch Front becomes prominent on the right side.