The 23-year-old, who broke a 15-month title drought in Lucknow after winning the Grand Prix Gold event, bagged 7000 ranking points and now has 59680 points from 14 tournaments.
P V Sindhu, who finished runners-up at that tournament after losing the final to Saina, also broke back into the top 10 with 55752 ranking points.
She gathered 5950 points from her second-place finish at Syed Modi International tournament.
Ajay Jayaram slipped one place to 22nd spot, while RMV Gurusaidutt improved one place to be at 28th position in the latest BWF ranking. Another promising shuttler H S Prannoy, also moved 10 places to 39th spot, while B Sai Praneeth, zoomed 14 places to 45th place.
Among others, Sourabh Varma was at the 50th spot after improving seven places.