Yes, Delta Air Lines operates an extensive network of "red-eye" flights, particularly on transcontinental routes from the West Coast to the East Coast. These flights typically depart between 10:00 PM and 1:00 AM and land at their destination between 5:00 AM and 7:00 AM the following morning. Popular routes in 2026 include Los Angeles (LAX) to New York (JFK), Seattle to Atlanta, and San Francisco to Detroit. These flights are highly favored by business travelers who want to maximize their workdays and by budget-conscious tourists looking to save on a night's hotel stay. To improve the red-eye experience, Delta has enhanced its "Delta Comfort+" and "First Class" cabins with improved bedding and quiet-mode lighting. While these flights are efficient, they are called "red-eyes" for a reason—the short duration (usually 4.5 to 6 hours) and the time zone shift often leave passengers arriving feeling a bit groggy, despite the airline's best efforts to provide a restful environment.