Transfer of passengers on domestic flights with Thai Airways (TG) must travel by the following airlines:
8M AB AF CA CI CX EK GF JL KE KL LH LX LY MS
NH NX OS OX OZ PG QR QV RJ SK SQ TK UA UU VN

Or the passengers who transfer on domestic flight with Bangkok airways (PG) must travel by the following airlines:
8M 9W AB AF AY BR CA CI CX EK EY FT GF HX JL
KC KE KL LH LX LY MH MS NH OS OZ PG QR QV RJ
TG SK UL VN