Originally Posted by
TerryK
Why would they match?
There is absolutely no reason for them to match other than coincidental. The whole marketing deal with codeshare is that each can sell others' seats under their own fare/condition/availability. Even with integrated partners like DL/AF/KL, fares don't often match.
If the fares aren't the same, then why bother code-sharing? Does DL really believe that someone will pay $7,935 more, for the same seat on the same flight, booked at DL.com?