Yes, Singapore Changi Airport is consistently ranked as one of the best airports in the world for overnight stays, offering both free and paid options. If you are "airside" in transit, you can remain in the secure area and utilize free Snooze Lounges equipped with padded recliners, though these are first-come, first-served and fill up quickly. For more comfort, there are several Transit Hotels (like Aerotel and Ambassador) located inside the terminals that can be booked in 6-hour blocks without clearing immigration. If you are "landside" (outside the secure area), you can stay at the YotelAir in Jewel Changi or the Crowne Plaza at Terminal 3. In 2026, the airport also features numerous pay-per-use lounges that offer nap rooms, showers, and meal services 24/7. Travelers sleeping in public areas are generally tolerated by airport security as long as they have a valid boarding pass for a flight the following morning, though it is always recommended to keep valuables secured and stay in well-lit, populated zones.