The grey filly went very close on her previous start when the application of a visor helped her focus as she came second at Ascot.
Duly sent off odds-on for a more straightforward assignment Fleeting Star tracked the speed under Tom Queally.
The 8/11 shot didn't take too long to assert, going on over 1f out.
She had little trouble from then on in, extending her advantage to win going away by two and a quarter lengths.