To save on the cost of your flight from Colorado Springs to Belleville, book at least 31 days before your planned departure. Booking around this time can save you about 96% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $374 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $553.
Our data shows that August tends to be the cheapest month to fly to Belleville from Colorado Springs. Users have commonly found prices around $266 for the month, but tickets can be as low as $158. Due to multiple factors, prepare for potentially higher prices in December.