Stansted Airport in Essex is currently closed while staff there clear snow from the runway, and there is disruption at Luton Airport in Bedfordshire.
Passengers are being advised to check the latest with their airline before leaving home.
Animals at Whipsnade Zoo near Dunstable in Bedfordshire have been enjoying the wintery weather.
The closure of Stansted Airport's runway has caused misery for passengers.
The first significant snow of the winter has fallen in parts of the Anglia region with Bedfordshire, Hertfordshire and Essex worst hit.