A long-delayed travel bubble between Hong Kong and Singapore will begin on May 26, the two cities said on Monday, as they moved to re-establish overseas travel links and lift the hurdle of quarantine for visiting foreigners.

The bubble between two of Asia's biggest financial hubs had been slated to begin last November but was suspended after a spike in coronavirus cases in Hong Kong.

The scheme will start with one flight a day into each city, with up to 200 travellers on each flight, Hong Kong's Commerce Secretary Edward Yau and...