Originally Posted by restlessinRNO
What do I have to ...
... I asked him about changing from SFO-NRT-SIN to SFO-HKG-SIN which is (still) a 747. He said this would involve paying the current (higher) fare plus a $100 change fee.
IIRC any Int'l ticket 'reticket to a higher fare' PAYS NO $100 fee. If the fare difference is only a bit, you can have your upper deck
(Unless the schedules have changed, NRT-HKG-SIN would involve an overnight in HKG tho)