to transfer miles from one account to the other is $7.50 per 500 miles transferred in blocks of 500 with a minimum of 2500 miles
Add to that a max of 15,000 miles transferred out per account per year and you've got it all. Also, you need to call OPSC to do this and have the OP account and pin you are transferring from and the OP account you are transferring to.
It's a bit buried on the website but a simple search finds all the details at:
https://www.continental.com/web/en-U...omoCode=A2227&