(Updates as fog lifted at noon, but delays continue)
By Alison Bevege
SYDNEY, June 29 (Reuters) - Heavy fog caused delays and cancellations at Australia's busiest international flight hub, Sydney Airport, on Saturday morning.
There were 10 cancellations of domestic flights and delays of international flights, a Sydney Airport spokesperson told Reuters at 8 a.m. local time (2200 GMT on Friday).
While the fog had lifted by noon, delays of up to an hour for international and domestic flights continued, the airport spokesman said.
Travelers (NYSE:TRV) have been urged to check departure times with their airlines.
A Qantas QAN.AX spokesman said the airline had four flight diversions and minor delays but no international cancellations.
Virgin Australia VAH.AX said they had four cancellations due to the fog and advised passengers to check their online flight status page for information on their flights.
"There are still delays expected throughout the day," a Virgin spokesperson told Reuters.