Caixin put together a nice chart Thursday on how long you can expect to wait at various Chinese airports. As you might expect, the main airports for major cities including Beijing, Shanghai, Guangzhou, Shenzhen offer the most painfully long waiting experience, all with average wait times of more than 45 minutes.
The chart is less interesting when it gets to an international comparison. The average delays and on-time rates shown for major global airports outside of China included four Japanese airports, excluding the busiest, Narita, and only one airport in the US, Honolulu.
So if you want to know how China’s busiest airports compare to the busiest airports in the rest of the world you will have to do your own research… or take a look at Nate Silver’s from a few years ago. If his chart below is accurate, passengers at New York’s LaGuardia Airport (LGA) had to endure an average additional wait time for flights of almost an hour in 2014, worse than any of China’s airports: