Southwest Boeing 737 Max 9: SFO-bound flight diverted to Ontario International Airport airport after faint smell of smoke detected [Video]

SAN FRANCISCO (KGO) — A Southwest flight-bound for San Francisco International Airport was diverted to Ontario International Airport in San Bernardino County on Saturday after a faint smell of smoke was detected in the aircraft.

Boeing 737 Max 9 departed from Phoenix Sky Harbor International Airport and was supposed to arrive later that evening.

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Flight crew says there was no visible smoke, but crew decided to make a precautionary landing.

A Southwest spokesperson reported that nothing unusual was found on the aircraft during an initial inspection.

Passengers were diverted to another plane and arrived late Saturday night.