Natrona County International Airport

Aircraft should park on the southwest side of main passenger terminal on or near painted yellow diamonds on ramp in front of CBP Office. A CBP Officer will meet the aircraft on the ramp to begin the inspection.

• Aircraft should park on the southwest side of main passenger terminal on or near painted yellow diamonds on ramp in front of CBP Office.
• A CBP Officer will meet the aircraft on the ramp to begin the inspection.
• Be prepared to present passports, visas, pilot's license, medical certificate, aircraft registration, and user fee decal (if appropriate).

Commercial aircraft operators departing the U.S. must obtain an outbound clearance by contacting CBP directly. Pilots must secure permission to land by contacting CBP prior to departure from foreign airport and at least two hours in advance of the anticipated arrival time at Casper/ Natrona International Airport. Permission to land is granted with a tolerance of (+/-) 30 minutes. If your ETA deviates outside these parameters, previously granted permission(s) are invalid and you must contact the CBP port to re-secure permission to land.

• Due to weather or airport closures, proceed to Denver International (KDEN / DEN) unless you’ve made alternate arrangements with another CBP staffed airport. NOTE: For further detailed information regarding national GA processing standards and procedures, please refer to the CBP Private Aircraft Arrival Information Document or contact GAsupport@cbp.dhs.gov June 1, 2026 Publication Number KCPR-0626

• Inspection services for the entrance/ arrival of aircraft at Casper/Natrona Intl. Airport are generally available 24 hours per day, 7 days per week in accordance with the port’s
• Due to weather or airport closures, proceed to Denver International (KDEN / DEN) unless you’ve made alternate arrangements with another CBP staffed airport. NOTE: For further detailed information regarding national GA processing standards and procedures, please refer to the CBP Private Aircraft Arrival Information Document or contact GAsupport@cbp.dhs.gov June 1, 2026 Publication Number KCPR-0626 Commercial aircraft operators departing the U.S. must obtain an outbound clearance by contacting CBP directly. Pilots must secure permission to land by contacting CBP prior to departure from foreign airport and at least two hours in advance of the anticipated arrival time at Casper/ Natrona International Airport. Permission to land is granted with a tolerance of (+/-) 30 minutes. If your ETA deviates outside these parameters, previously granted permission(s) are invalid and you must contact the CBP port to re-secure permission to land.

• Inspection services for the entrance/ arrival of aircraft at Casper/Natrona Intl. Airport are generally available 24 hours per day, 7 days per week in accordance with the port’s
• Due to weather or airport closures, proceed to Denver International (KDEN / DEN) unless you’ve made alternate arrangements with another CBP staffed airport. NOTE: For further detailed information regarding national GA processing standards and procedures, please refer to the CBP Private Aircraft Arrival Information Document or contact GAsupport@cbp.dhs.gov June 1, 2026 Publication Number KCPR-0626