LUCKNOW, Jan. 31 -- A Jeddah-bound flight was forced to make an emergency return to Lucknow after it lost cabin pressure when it was near Mumbai on Friday, airport sources said. While some passengers suffered breathing discomfort as a result of the snag, all were brought back safely, they added.

According to the sources, Saudia flight SV-891 took off from the Chaudhary Charan Singh International Airport at 12:23 pm, slightly behind schedule from its planned 12:05 pm departure. The aircraft was carrying 275 passengers, four pilots, and six cabin crew members.

Shortly after the flight approached Mumbai airspace, a technical issue related to cabin pressure was detected. The snag reportedly led to uneasiness and breathing difficulty for som...