Flight EZY87PX issued the emergency alert at around 9.05pm on Wednesday evening after departing from Gatwick Airport.
The aircraft had been travelling south towards Ibiza when the emergency was declared.
It is understood the flight is now diverting to Paris Charles de Gaulle Airport.
The reason for the emergency has not yet been confirmed.
Flight tracking information showed the aircraft changing course while over northern France, before heading towards the Paris area.
The flight was originally bound for Ibiza, one of EasyJet’s popular summer routes from Gatwick, with many passengers likely travelling for holidays.
CREDIT: FLIGHTRADAR24
Aviation emergencies can be declared for a range of reasons, including technical issues, medical incidents, or precautionary decisions made by the flight crew.
Declaring an emergency allows the aircraft to receive priority handling from air traffic control and emergency services on the ground if required.
Paris Charles de Gaulle is one of Europe’s major airports and is equipped to handle diverted flights and emergency landings.
EasyJet has been asked for details of the incident.
@21:20 FlightRadar24 shows EZY87PX landed at Paris Charles de Gaulle Airport.
@21:23 FlightRadar24 shows the aircraft is heading towards the passenger terminal.
Get the latest BREAKING NEWS for the SOUTH on your phone by downloading the V2 RADIO APP today! Read with ease, no annoying pop-up ads.
V2VOUCHERS.CO.UK is offering half-price deals on a wide range of experiences across the South, from meals out at local restaurants to tickets for some of the region’s biggest events.
Fire in Littlehampton
Gosport man pleads guilty to attempted false imprisonment and trespass with intent to commit a sexual offence
Family pay tribute to Lucas Scutt following fatal Cowes fire
Man killed in crash on the M23 at Crawley
Major junction upgrade set to transform safety and travel in Horsham
Two men found guilty following Brighton death in 2019
ID appeal following robbery in Eastbourne
Young 999 caller from East Sussex recognised after helping save mum
Public in the South East underestimate their daily water use by more than 100 litres
Calls to end controversial tip booking system in East Sussex
On Air