Originally Posted by
nene
If you can buy a UAL operated flight on the JB App, that is a domestic/international codeshare, plain and simple.
Pretty sure the UAL contract will not allow domestic codeshare without UA APLA approval. Not sure about the JB contract.
The UA code does not appear on any JB operated flights. Expedia, Kayak, Priceline, etc would be considered codeshares under your definition.