CheapFlights.gr will find you the cheapest flights from Chicago to Columbus, comparing the cost of the flight to Columbus with 45 agencies, 5 booking systems and 718 airlines. Where to buy Chicago - Columbus plane tickets - it's up to you.
It should be noted that depending on the number of days left before departure, the price of a ticket for a Chicago - Columbus plane can change by more than 59%.
CheapFlights.gr suggests buying air tickets Chicago - Columbus in advance, then you can choose the conditions of the flight, focusing on your wishes and financial opportunities.