Hi guys, i am a south-african passport holder.. i am disembarking in Barbados, and flying to Gatwick and transiting through Heathrow to Hungary.. and have valid schengen and also a seaman's discharge book, discharge papers as well! Do i need a UK transit visa for this transit.. as far as all my answers i got is no.. but i would personally want an answer from experienced travelers. Does any one have any Advice?? please help as i am flying back Hungary on the 18th November.. Also i have flight paid and confirmed to return to SA on the 5th December from Hungary! Cheers any info would be highly appreciated.