Originally Posted by StarG
Always Flyin, if you fly a non Star airlines ex-BKK, you can't bring anyone as a guest to access SQ lounge in BKK, regardless of his/her surname

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As usual
starg is right, but I urge you to try, cuz you never know. In any case, the SKL at BKK is cramp and uninviting. TG lounge is far better IMHO.