Flights were stopped at Glasgow Airport for a period on Thursday morning due to a
lack of staff.
Insufficient numbers of air traffic control personnel were available to work.
Aircraft movements were halted for 30 minutes though the knock-on disruption continued
The outgoing late morning service to Stornoway was delayed for over two hours.
The National Air Traffic Control Service (NATS) said: "Due to late notice staff sickness
at Glasgow air traffic control tower this morning, we had no alternative but to stop
flights arriving into and out of the airport for a 30-minute period.
"We were working closely with the airport and airlines to ensure any disruption was
kept to a minimum, but we apologise for the inconvenience this caused."