A 24-year-old man has been charged with assisting a foreign intelligence service over last month's incident near RAF Fairford.
Mohmed Abdulkarim and another man, Nouman Essghir, 24, who has been charged with entering a prohibited place for a purpose prejudicial to the UK, will appear at Westminster Magistrates' Court later.
Another man, a 25-year-old UK-Iranian national, has been released without charge, counter-terror police have said.
Three suspicious vehicles were seen near the US-operated airbase in Gloucestershire on 27 September, leading to a major incident being declared.
This is a breaking news story and it will be updated.