On 22 May 1984, Ang Dorje (the Sherpa sirdar) and some other climbers joined the team to ascend to the summit of Mount Everest; Bachendri was the only woman in this group. They reached the South Col and spent the night there at Camp IV at the altitude of . On 23 May 1984, early morning at 6:20 a.m., they continued the ascent, climbing vertical sheets of frozen ice; cold winds were blowing at the speed of about 100 km per hour and temperatures touching minus 30 to 40 degrees Celsius. On 23 May 1984, the team reached the summit of Mount Everest at 1:07 p.m. IST and Bachendri Pal created history. She achieved this feat on the day before her 30th birthday, and six days before the 31st anniversary of the first ascension to Mount Everest.