FlyerTalk Forums - View Single Post - Adding an internal USA flight to a MFU?
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Old Nov 14, 2010 | 1:50 pm
  #8  
oscietra
15 Years on Site
 
Join Date: Jun 2010
Posts: 2,641
Originally Posted by Reality_Czech
JUst because you did not know, does not mean it is incorrect.

it is new developpment since Joint business agreement was confirmed.
You are correct to state that you can use BA Miles to upgrade AA and IB:

http://www.britishairways.com/travel...s/public/en_gb

But I am pretty certain you cannot book LHR-SFO-LAS//MIA-LHR on one PNR; effectively a mixed carrier MFU, which is quite a different kettle of fish.

Happy to be corrected, but it doesn't stack up.
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