Seoul on Thursday saw its heaviest November snowfall in more than 100 years, as traffic snarled and flights ground to a halt.

At least 11 people were injured in a massive pileup involving 53 cars during heavy snow on a stretch of highway in South Korea's eastern city of Wonju. Meanwhile, the heaviest snowfall in decades fell on the capital,

Seoul’s main airport, Incheon, was the worst affected, with passengers facing delays of about two hours on average, while 31 per cent of flights were delayed and 16 pe cent cancelled on Thursday, plane tracking website Flightradar24 showed.