The deceased has been identified as Alexandr Maximov, who worked at the Avia Club, Nepal.
According to the District Police Office, Maximov was taken to Gandaki Medical College for treatment where he passed away.
Canadian national Jillene Marie Volker, 27, who was also on the adventure flight sustained critical injuries, said the police.
A senior police officer said the ultralight aircraft with call sign 9N-ALC had crashed soon after it took off for a recreational flight from the mountain resort town of Pokhara.
On November 13, the wreckage of an ultralight aircraft that went missing on October 8 last year was found near the Mount Machhapuchhre in Kaski district of western Nepal.
Police also recovered remains of two foreigners -Russian pilot Valerie Putin and South African woman Elizabeth Well - who were aboard the aircraft.
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