Turn Off Speech Recognition. 1  Click Start, and then click Control Panel. 2  Click Date, Time, Language, and Regional Options. 3  Click Regional and Language Options. 4  On the Languages tab, click Details.5  Under Installed services, click Speech Recognition, click Remove, and then click OK. 6  Click OK to apply all the changes.urn Off Handwriting Recognition. 1  Click Start, and then click Control Panel. 2  Click Date, Time, Language, and Regional Options. 3  Click Regional and Language Options. 4  On the Languages tab, click Details. 5  On the Advanced tab, click to select the Turn off advanced text services check box. 6  Click OK.
The total flight duration from London, United Kingdom to San Francisco, CA is 11 hours, 14 minutes. This assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/h or 434 knots.
The return flight time from London to New York is about 8.5 hours. In general, flights from Europe to the US take longer than flights from the US to Europe due to differences in tailwinds and headwinds. 1  Flight Time New York to Paris.  Flight Time California to Hawaii.