Although Indonesia has been hit hard by the global sell-off in emerging markets in recent weeks, no one has told passengers on the more than 40 daily flights from Jakarta to Singapore, which has become the world's fastest-growing major international air route.
The number of available seats jumped by 24 percent in the past year, according to the Center for Aviation, a market research company, after the Indonesia and Singapore governments raised a cap on flights between the two countries earlier this year.
(Read more: Singapore tightens grip on airport crown)
With 130,000 return seats a week by November, Jakarta-Singapore will be the second biggest international route after Hong Kong-Taiwan and ahead of Hong-Kong-Shanghai, Dubai-Doha and New York JFK-London Heathrow.
The rapid growth of air travel between Singapore and Jakarta highlights the resilience of the Indonesian economy but also its constraints, with many Indonesians travelling to their wealthy neighbor to get access to international standard healthcare, reliable onward travel connections and discreet wealth management services.