keep (me) us updated with SPG transfer time + yq details as/if you book this. Thanks!
So here u go
Spg transferred Saturday night posted Monday and those transferred Sunday posted Friday, it looks like they transfer twice a week
EK F JFK - MXP with JAL is 100k RT and $57
Jal can't book infant need to call EK
Changes are free (could only change up to 4 days before flight)
Cancellation is ¥3100 ($28) or 3100 miles