The 24-year-old man has been since shifted to the ESI Hospital for further treatment, officials said.
Though the other passengers in the flight tested negative, they are likely to be home quarantined for 14 days, they said. The exact number of passengers was not known but sources said it could be around 100.
A 50-year-old Air India employee, who was among the eleven people on board a Delhi-Ludhiana flight on Monday, has tested positive for coronavirus. Samples of his co-passengers, however, tested negative.
The infected person is a resident of Delhi and works as security staff with Air India, Deputy Commissioner Pradeep Agrawal said, adding he arrived on May 25 by a domestic flight at the Sahnewal Airport, the NDTV reported.