Reports of pilots removed from flight and/or arrested seem to come up every six months or so in UK. Approx a year ago a Pakistan airlines pilot was jailed after being removed from a flight from Leeds Bradford to Lahore.
Drunk PIA Pilot Irfan Faiz Jailed In Britain
IIRC there have been a few at LHR involving US airlines.
Hopefully the media will be as keen to report any acquittal as they are to headline 'dramatic' arrests.