Question : How many days should you spend in Tokyo if you're flying in from New York?
Answer : Of course you're not most people, but if you were, you'd stay roughly 22 days.
Question : Is price more important than specific travel days for you?
Answer : In December, Wednesday is your cheapest day to fly. Having flexibility in your travel plans means you can save, so be sure to plan ahead when possible.
Question : How often is the price changing when booking a trip from LaGuardia Airport (LGA) to Haneda Airport (HND)?
Answer : Prices are fluctuating a lot more for this route than the majority of routes. However, the sooner you book, the better price you tend to get.