From most locations, the cheapest flights to Indianapolis can be found during the month of February; however great deals can be found at other times.
On average, from most locations, when planning your trip to Indianapolis, try to book your flight in the region of 46 days in advance for the cheapest prices.
Most of our users find that booking their departure to Indianapolis on a Thursday is the cheapest. Conversely, departing on a Sunday seems to be the most expensive.
In general, when looking for the cheapest flight to Indianapolis, our data indicates that evening flights are the most cost-effective. noon flights tend to be the most expensive.