In general, BKK is third to CAI in most conditions, with CMB garnering second spot. There are some exceptions, e.g. there are a bunch of African countries in second or third place for AONE* fares but the difference is minimal.
Here are the 3 / 4 / 5 / 6 continent fares, in US$ at today's exchange rates, for these countries.
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Egypt / AONE* / 4,170 / 4,810 / 5,453 / 6,093
Sri Lanka / AONE* / 5,163 / 6,195 / 7,125 / 8,192
Thailand / AONE* / 5,525 / 6,630 / 7,624 / 8,768
Egypt / DONE* / 3,463 / 3,848 / 4,232 / 4,618
Sri Lanka / DONE* / 3,722 / 4,466 / 5,135 / 5,906
Thailand / DONE* / 3,877 / 4,652 / 5,350 / 6,152
Egypt / MONE* / 1,469 / 1,724 / 1,980 / 2,239
Sri Lanka / MONE* / 2,002 / 2,402 / 2,764 / 3,178
Taiwan / MONE* / 2,043 / 2,452 / 2,819 / 3,242
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