Flights from Illinois to Coimbatore lean towards being more expensive in December. Prices are generally better when you fly from Illinois to Coimbatore in April, with the cheapest ticket starting at $815.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Coimbatore as you normally would.
To save on the cost of your flight from Illinois to Coimbatore, book at least 13 days before your planned departure. Booking around this time can save you about 3% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $932 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $990.