# The Boeing 777-300ER aircraft was carrying approximately 230 passengers.

*aerospace · news · 2026-05-27 · Devdiscourse*

## Key points

- An Air India Boeing 777-300ER to San Francisco returned to New Delhi due to a technical glitch.
- The aircraft's Traffic Alert and Collision Avoidance System (TCAS) malfunctioned mid-flight.
- The flight turned back only after entering Chinese airspace, spending over three hours airborne.
- Air India is arranging accommodations and alternate flights for the affected 230 passengers.

In an unexpected turn of events, an Air India aircraft heading for San Francisco had to return to New Delhi after a technical glitch disrupted the flight. The Boeing 777-300ER aircraft was carrying approximately 230 passengers and spent over three hours in the air before safety concerns prompted its return. The specific problem was identified as an issue with the Traffic Alert and Collision Avoidance System (TCAS), crucial for ensuring safe distances between planes. Once the issue emerged, the flight, already in Chinese airspace, reverted course to the Indian capital. Passengers were reassured by the airline, which is providing accommodations and working to arrange alternate flights to minimize disruption. (With inputs from agencies.)

**Companies:** Air India
**Countries:** India, China

[Read the full story on Devdiscourse](https://www.devdiscourse.com/article/business/3923953-air-india-flight-to-san-francisco-makes-emergency-return-due-to-technical-issue)

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