Narrative:

While at cruise at FL380; the fas called and reported odor of smoke in cabin and said it was getting worse. We started smoke/fire/fumes on aircraft checklist and notified ATC that we were diverting to ZZZ. Upon landing at ZZZ; we exited the runway and shut down the engines and fire rescue performed a check of the aircraft. Upon being cleared by fire rescue; we taxied to the gate and deplaned the passengers and crew. Fire rescue then performed a cabin inspection and were unable to identify the source.

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Original NASA ASRS Text

Title: B737-700 Captain reports diverting to the nearest suitable airport when the flight attendants report smoke in the cabin. QRH procedures are complied with.

Narrative: While at cruise at FL380; the FAs called and reported odor of smoke in cabin and said it was getting worse. We started Smoke/Fire/Fumes on Aircraft Checklist and notified ATC that we were diverting to ZZZ. Upon landing at ZZZ; we exited the runway and shut down the engines and fire rescue performed a check of the aircraft. Upon being cleared by fire rescue; we taxied to the gate and deplaned the Passengers and Crew. Fire rescue then performed a cabin inspection and were unable to identify the source.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.