SWISS cancels all flights to London Heathrow for today, Friday, March 21

21.03.2025 SWISS Newsbrief #1: SWISS cancels all flights to London Heathrow for today, Friday, March 21

London Heathrow Airport is closed today, March 21, 2025, due to a fire and associated power outage. SWISS is therefore canceling all flights from Zurich and Geneva to the major UK airport for today, Friday, March 21, 2025. This concerns a total of 10 flights from and to Geneva with 944 booked passengers and 14 flights from and to Zurich with 1,969 booked passengers. As a precautionary measure, all flights from Switzerland to and from London Heathrow have been closed for sale tomorrow, Saturday, March 22. SWISS deeply regrets the inconvenience this has caused passengers. We hope that the situation at London Heathrow will return to normal as soon as possible.