United’s Dutch boss (right) signed a £5m-a-year deal when he succeeded David Moyes last summer.

But the Daily Star Sunday understands Van Gaal, 63, will also pocket a bonus for restoring United to the European stage.

The 20-time league champions missed out on even the Europa League when they finished seventh under Moyes.

But they are on course for a top-four finish under Van Gaal – and Champions League qualification.