Around 80 cyclists took part in the rally, which covered a distance of 22.5 kms, a media release issued here said.
It started from central raining establishment, Air India, Hyderabad and ending at the same location via Tank Bund, it added.
The cyclathon was flagged off this morning by Olympian hockey player Mukesh Kumar.
Air India, all over its network is observing Vigilance Awareness Week from October30 with the theme 'My Vision: "Corruption Free India"' to promote awareness on the ill-effects of corruption, added the release.