- Southern Terminus:
- Connecticut Turnpike (I-95) in Bridgeport
- Northern Terminus:
- East Main Street (CT 110) in Stratford
- 8.12 miles
CT 113 is a semicircular route in Stratford that provides access to Sikorsky Airport. It begins as Lordship Boulevard at exit 30 of the Connecticut Turnpike (I-95) in Bridgeport and runs southeast into Stratford and then south along the western perimeter of the airport. Lordship Boulevard ends at Oak Bluff Avenue. CT 113 turns to the northeast for a few blocks along Oak Bluff Avenue, which then ends at a traffic circle. CT 113 continues east on Prospect Drive for another few blocks before turning north onto Stratford Road, which runs along the eastern perimeter of the airport before curving to the northeast and changing names to become Main Street. Main Street runs north through Stratford, passing under the Connecticut Turnpike (I-95) with no interchange. CT 113 ends at East Main Street (CT 110). Main Street continues north as CT 110.