Unfortunately there are no direct flights to Benicassim from the UK, if you are looking to fly to Benicassim, then you will probably fly into one of the larger airports such as Barcelona or Valencia.
Here are the exact routes and airlines that you can use to get a flight to Benicassim festival:
From London Gatwick:
From East Midlands
Fly to Reus
From Birmingham:
Fly to Reus
