Flybe has been asked by the French aviation authorities to reduce its flying programme because of industrial action by air traffic controllers. The company is asking passengers to check its website for information.
Flybe says: "We been advised that French Unions have called for an official six-day strike scheduled to take place in France between 0400 (French local time) Tuesday 24th June and 0400 (French local time) on Monday 30th June, 2014.
The region's other airports, including Gatwick are also issuing advice.
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In some cases, victims of violence and other serious crimes face long delays as forces are unable to dispatch officers promptly.
Among those murdered was Keith Palmer, an unarmed constable who "did his job and never wanted any fuss."
Holly has today's forecast for the east of the region.