Sit on the Left side of the plane for the best views on flights from New York to Ontario. The takeoff from JFK offers more dramatic and iconic scenery (Atlantic Ocean, New York Harbor, Manhattan skyline) than the landing approach into Ontario. While the San Gabriel Mountains provide visual interest on descent, the New York departure is more memorable and visually distinctive.

During takeoff from John F Kennedy International (JFK), sit on the Left side for the best views. Left side offers views of the Atlantic Ocean, Long Island Sound, and the Manhattan skyline as the aircraft climbs westward. Right side faces inland toward Queens and Brooklyn with less dramatic scenery. Notable sights include: Atlantic Ocean coastline, Long Island Sound, Manhattan skyline with East River, Statue of Liberty and New York Harbor.

When landing at Ontario International (ONT), sit on the Right side for the best views. Right side provides views of the San Gabriel Mountains and the Inland Empire's urban sprawl as the aircraft descends toward Ontario. Left side faces toward the Mojave Desert with fewer distinctive features during final approach. Notable sights include: San Gabriel Mountains, Inland Empire cities (Riverside, San Bernardino), Los Angeles Basin haze layer, Ontario airport and surrounding development.

The flight from John F Kennedy International (JFK) to Ontario International (ONT) takes Approximately 5 hours 15 minutes.

The flight path crosses the Appalachian Mountains (visible around 1.5 hours out), the Ohio River valley, the Mississippi River valley, the Great Plains, and the Rocky Mountains (visible around 3.5-4 hours into flight). The Continental Divide and high desert plateaus of New Mexico and Arizona appear in the final 90 minutes before descent into Southern California.