18-hour non-stop flights: How to survive the world’s longest flights in style

Eight hours from Sydney to Singapore? It’s a doddle. 12 hours from Hong Kong to London? No sweat.

With a high-tech assist from Airbus and Boeing, airlines are steadily pushing the boundaries of long-distance flying. Even the language is being redefined. The new frontier is the “ultra-long range” flight, where globe-striding jets regularly tackle journeys of more than 16,000km (9,942 miles).

For passengers, that translates to 18-plus hours in the air. But for many business travelers, even those non-stop marathons prove the superior alternative to airport lay-overs halfway along the route. So if you’re in for the long haul, here’s the best way to handle it.