Question : How long do most people stay in Jeju?
Answer : Of course you're not most people, but if you were, you'd stay roughly one week.
Question : Is Rotterdam The Hague Airport (RTM) the cheapest airport for getting to Jeju International Airport (CJU)?
Answer : Lucky for you, there is another airport near Rotterdam. Amsterdam Airport Schiphol (AMS) is 29 miles away, and over the next few months, flights are being booked 68% cheaper than flights from Rotterdam The Hague Airport.