SINGAPORE, May 15 -- A 20-year-old Indian national has been sentenced to three weeks' jail after pleading guilty to molesting a stewardess on a Singapore Airlines flight.

The incident occurred on February 28 when Rajat (one name only), a university student in Australia, was traveling from Perth to Singapore, The Straits Times reported.

At 11.20 am on the day, while the stewardess was cleaning a restroom and bent down to pick up toilet paper, Rajat placed both his hands on her hips near her buttocks and pushed his way into the toilet, forcing her inside as well.

A female passenger who witnessed the incident quickly pulled the stewardess out of the restroom and took her to the back of the plane to help her recompose and avoid further con...