Question : How long do most people stay in Chicago when they fly in from Ahmedabad?
Answer : Of course you're not most people, but if you were, you'd stay roughly 94 days.
Question : Would you be willing to change your travel days if it saved you money?
Answer : The lowest-cost day to fly in February is Tuesday. Flexibility is paramount when booking travel plans in order to keep costs down.
Question : How often are prices changing for this route?
Answer : Prices are fluctuating a lot more for this route than most routes. The further out you book a route, the more likely you are to save.