This largely depends on the deposit method. The standard rates available for withdrawals look something like this:
Credit Card: 1-5 Working days
Bank Transfer: 1-5 Working days
Trustly: 3-5 Working days
Skrill: Instant (Up to 2 days)
Neteller: Instant (Up to 2 hours)
PayPal: Instant (Up to 2 hours)
Paysafecard: Instant (Up to 2 hours)