Originally Posted by
canadiancow
While cancellation fees are for the whole PNR, I'm pretty sure change fees are per bound, so if the issue is just changes, it's still fine to keep them as one-ways.
I meant that free changes is effectively free cancellation by first switching to a refundable fare so single a cancellation fee is of lesser importance at the moment. Once free changes goes away multiple PNRs would mean multiple cancelation (or change to refundable) fees.