How long does it take to withdraw Litecoin & Bitcoin Cash?

I'm curious to know the specifics regarding withdrawal timelines for Litecoin and Bitcoin Cash. Could you please elaborate on the average duration it takes for these cryptocurrencies to be withdrawn from an exchange or wallet? Are there any factors that may influence these timelines, such as network congestion or transaction fees? I'm particularly interested in understanding the speed and efficiency of these withdrawals, as they can be crucial for investors and traders.