Flight London Gatwick Airport departs from London London Gatwick Airport at 12:20 and arrives at Alicante Alicante–Elche Airport at 15:50.
The flighttime is about 2h 30m. The distance travelled ("as the bird flies"): 1431 Km. So the average speed is roughly 572 Km.
There is an 1 hour time difference between London and Alicante
