- World's longest nonstop flight (19 hours) linking Singapore and Newark canceled
- Veteran passengers, pilots and a sleep expert offer tips for ultralonghaul airline flights
- Many countries allow cockpit catnaps to stave off fatigue during long flights
- More twin-engine planes are flying long routes because of powerful, reliable engines
(CNN)Climbers conquer Everest. Runners complete the marathon. And globe-trotters master the ultralonghaul flight.
Longhaul passenger tips
--Don't be a clock watcher
--Wear loose clothing
--Stretch your legs
--Take off your shoes
--Brush teeth every few hours to freshen your mouth
--Use noise-canceling headphones, pillows, neck rests, moisturizer, eyedrops
Source: Singapore Airlines passengers
The twin-engine Boeing 777 holds the long-distance commercial airliner record. In 2005 it flew 13,423 miles from Hong Kong to London. Total time: 22 hours, 22 minutes.