Khyber was described as "a young, energetic, and popular air force officer in his early forties - who happens to look very much like a younger Ayub Khan.

While attempting to land his Harvard IIB at Cox's Bazar on 4 April 1945, it swung badly due to heavy crosswind, causing the undercarriage to collapse.

[citation needed] Flt Lt. Khyber was among several officers flying liaison missions in T-6 Harvards in the Indo-Pakistani War of 1947-1948.

During his time there, he presented the Commander of the college, General George Kenney, with a pictorial representation of both the USAF and RPAF shields, along with the emblem of the Royal Pakistan Air Force, in a ceremony.

It was noted that Khan made these presentations as tokens of appreciation for the opportunity to attend the school and for the hospitality and friendship he received during his tour.

[10] Air Vice Marshal Khyber Khan was appointed as Pakistan's High Commissioner to Kenya and presented his credentials to President Kenyatta on 7 April 1970 with a salary of 2200 rupees.

[11][12] On 3 March 1972, Prime Minister Zulfikar Ali Bhutto announced the retirement of 43 senior Pakistan Armed Forces personnel including Air Vice Marshal Khyber Khan.

[14][15] He signed a trade agreement on 13 March 1975, with Ahmed Ould Die, Secretary General of the Ministry of Commerce of Mauritania, on behalf of their governments.