Williston Basin International Airport

All aircraft must follow FBO parking instructions. A CBP Officer will meet the aircraft on the ramp to begin the inspection. Williston's FBO is Overland Aviation, (701) 875-4334 or Unicom Frequency: 130.425.

• All aircraft must follow FBO parking instructions.
• Control Tower can direct you if needed.
• Prior to arrival, inform CBP of any passengers that may have mobility issues. Clearance onboard the aircraft can be arranged.
• A CBP Officer will meet the aircraft on the ramp to begin the inspection.
• All crew and passengers will be processed inside the GAF unless passenger(s) have mobility issues.
• Be prepared to present passports, visas, pilot's license, medical certificate, aircraft registration, and user fee decal (if appropriate).
• Regulated waste/garbage will be declared and collected by ground crew.
• Passengers can depart directly from GAF at the conclusion of their inspection.

Pilots must secure permission to land during regular office hours and at least two hours prior to departure from the foreign port or place. 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 CBP to re-secure permission to land.

• All after-hours arrival requests will require RSP services. A local RSP account is available for use.
• Staff may be available to clear flights 24/7/365 but the airport is not staffed 24/7/365.
• Pilots must secure permission to land by contacting (speaking to) a KXWA CBP officer.
• Williston's FBO is Overland Aviation, (701) 875-4334 or Unicom Frequency: 130.425.
• Advise CBP if transporting live animals, weapons, hunting trophies, or commercial imports.
• For currency reporting guidance: https://www.cbp.gov/sites/default/files/documents/currency_reporting.pdf 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 December 2, 2025 Publication Number KXWA-1225 Williston Basin International Airport

• Inspection services for the entrance/arrival of aircraft at Williston Basin International Airport are generally available seven days per week, 24 hours per day(*) in accordance with the port's permission to land procedures. (*)After-hours service available through the Reimbursable Services Program(RSP). A local RSP account is available. (Call for Information) Commercial aircraft operators departing the U.S. must obtain an outbound clearance by contacting CBP directly.
• All after-hours arrival requests will require RSP services. A local RSP account is available for use.
• Staff may be available to clear flights 24/7/365 but the airport is not staffed 24/7/365.
• Pilots must secure permission to land by contacting (speaking to) a KXWA CBP officer.
• Williston's FBO is Overland Aviation, (701) 875-4334 or Unicom Frequency: 130.425.
• Advise CBP if transporting live animals, weapons, hunting trophies, or commercial imports.
• For currency reporting guidance: https://www.cbp.gov/sites/default/files/documents/currency_reporting.pdf 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 December 2, 2025 Publication Number KXWA-1225 Williston Basin International Airport Pilots must secure permission to land during regular office hours and at least two hours prior to departure from the foreign port or place. 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 CBP to re-secure permission to land.

• Inspection services for the entrance/arrival of aircraft at Williston Basin International Airport are generally available seven days per week, 24 hours per day(*) in accordance with the port's permission to land procedures. (*)After-hours service available through the Reimbursable Services Program(RSP). A local RSP account is available. (Call for Information) Commercial aircraft operators departing the U.S. must obtain an outbound clearance by contacting CBP directly.
• All after-hours arrival requests will require RSP services. A local RSP account is available for use.
• Staff may be available to clear flights 24/7/365 but the airport is not staffed 24/7/365.
• Pilots must secure permission to land by contacting (speaking to) a KXWA CBP officer.
• Williston's FBO is Overland Aviation, (701) 875-4334 or Unicom Frequency: 130.425.
• Advise CBP if transporting live animals, weapons, hunting trophies, or commercial imports.
• For currency reporting guidance: https://www.cbp.gov/sites/default/files/documents/currency_reporting.pdf 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 December 2, 2025 Publication Number KXWA-1225 Williston Basin International Airport