In general, when booking your flight to Bologna, November is the cheapest month on average.
From most locations, booking your flights to Bologna around 37 days prior to your departure date finds the best deals.
On average, the cheapest flights to Bologna are found when departing on a Sunday. Try to avoid departing on a Saturday, as this is usually the most expensive day.
On average you can find the best deals on plane tickets to Bologna when looking for flights with evening departure times.