Question : How long are most people's visits to Los Angeles when they fly in from Tallinn?
Answer : Of course you're not most people, but if you were, you'd stay roughly 24 days.
Question : Would you be willing to change your travel days if it saved you money?
Answer : Wednesday is your lowest-cost day to fly in February. Being flexible with your travel days garners you even more savings during your booking.
Question : Do prices fluctuate more for this route than others?
Answer : Prices for TLL to LAX do fluctuate much more than most. However, the sooner you book, the better price you tend to get.