April: Las Vegas - Chicago (with return) from $147 with Spirit Airlines
April: Los Angeles - Chicago (with return) from $179 with Spirit Airlines
March: Los Angeles - Chicago (with return) from $549 with Spirit Airlines
March: New Orleans - Chicago (with return) from $273 with Spirit Airlines
March: Las Vegas - Chicago (with return) from $183 with Spirit Airlines
February: Dallas - Chicago (with return) from $95 with Spirit Airlines
February: San Diego - Chicago (with return) from $171 with Spirit Airlines
February: Los Angeles - Chicago (with return) from $145 with Spirit Airlines