According to One World official website, there are 5 different lounges can be access by OW airlines.
https://www.oneworld.com/ffp/lounge-...ungeaccess/BKK
I am a OWE flying MH J from BKK to KUL, what would be the best lounge to visit?
The Thai Airways Royal Orchid/Silk Lounges is also on the OW website, co operate with QR, is that access for QR only? on paper, it might be the best lounge as BKK would sure be Thai airways' home base.