Thai tapte mye penger på oversvømmelse og høye drivstoffpriser. Tapet var på 335 milloner dollar i 2011 samlet, men om lag halvparten av dette kom i fjerde kvartal.
http://www.flightglobal.com/news/articles/thai-airways-posts-bt102bn-net-loss-for-2011-368778/
Thai Airways International fell sharply into the red in 2011, recording a net loss of Bt10.2 billion ($335 million) for the period ending 31 December, down from a net profit of Bt14.7 billion the year before.
http://www.flightglobal.com/news/articles/thai-airways-posts-bt102bn-net-loss-for-2011-368778/