Sleeping on a plane in 2026 remains a challenge for many due to the upright seating position, engine noise, and varying cabin light. However, it is significantly easier if you prepare with "sleep hygiene" tools. Window seats are the gold standard for sleep as they provide a surface to lean against and prevent neighbors from waking you to use the restroom. Using a high-quality travel pillow (worn "backwards" for chin support), a contoured eye mask to block light, and noise-canceling headphones can create a sensory "cocoon." Staying hydrated and avoiding heavy meals or alcohol before the flight also helps regulate your body temperature, making it easier for your brain to enter a restorative sleep state despite the environment.