you can do AC's K fares to SIN for $1200, yields 20K per RT via NRT... Do it 5 times, for $6K you get SE...... now u owe me $3K in drinks

Technically you need about 15 days to do it..... 30 days if you want a few days rest here and there.....

Arrives 3am on SQ.... and leaves 6ish-am on UA