Question : What day in the next four weeks has the best fares?
Answer : Since low prices are preferred, look at Apr 20th. As of Mar 20th, it's showing the cheapest ticket sales at $1,324. That is 51% below the average price for this route, so you can spend that extra cash on an adventure rather than the flight.
Question : Do prices fluctuate more for this route than others?
Answer : Ranging anywhere from $1,090 to $4,921, prices for ORF to CGK do fluctuate a lot more than the majority of routes from the United States. The further out you book a route, the more likely you are to save.
Question : How long do most people stay in Jakarta?
Answer : Of course you're not most people, but if you were, you'd stay roughly 12 days.
Question : Is price more important than specific travel days for you?
Answer : Thursday is your cheapest day to fly in April. Being flexible with your travel days garners even more savings during booking.