Question : What is the cheapest day to fly in the next four weeks?
Answer : Mar 14th has seen bookings (as of Feb 20th) as cheap as $647. That comes in 43% below the average price for this route. Saving on booking fees means you'll have more money to spend on your trip.
Question : Is the price you found a good deal?
Answer : Flight prices are fluctuating a lot more for this route than most routes from Japan, as they're ranging anywhere from $647 to $5,016. However, the sooner you book, the more you'll be able to save.
Question : How long do most people visit Las Vegas?
Answer : Of course you're not most people, but if you were, you'd stay roughly six days.
Question : If your plans are flexible, have you considered changing your departure day?
Answer : Tuesday is your lowest-cost day to fly in March. Being flexible with your travel days garners even more savings during booking.