Originally Posted by
stephem
Just booked another one that breaks the rules...
PDX-SEA-JFK-MAD with PDX-SEA and SEA-JFK on Alaska and JFK-MAD on IB. Business the entire way. There is no IB fare that would permit such a routing. This was easy to piece together with an agent, but I even found it online for other dates once I knew how to look for it.
I was curious, so I checked EF; IB in fact does offer a J fare PDX-MAD with a MPM of 6636 miles. Your routing is only 6139 miles - no rules broken.