United Airlines' Longest Nonstop Flights Take Off in 2026
United Airlines operates some of the world's longest nonstop flights, connecting major U.S. cities to destinations in Asia, Australia, Africa, and India.
The airline plans to operate an average of 152 long-haul departures a day from August to December 2026.
One of United's longest nonstop flights is the San Francisco-Singapore route, which takes up to 17 hours and 40 minutes. The flight is operated by a Boeing 787-9 aircraft, which offers several cabin choices, including United Polaris business class and Economy Plus.