Welcome to the Microsoft Q&A Platform. Thank you for reaching out & I hope you are doing well.
I understand that you would like to know about the egress cost of Azure Virtual Machines.
Please note that there is no such concept of "moving data out of Azure through SQL always-on".
- Data transfer happens either via Azure VPN /ExpressRoute or Internet.
- Can you confirm how the connectivity between Azure VM and your OnPrem servers is established as of now?
As for pricing, please refer to Bandwidth pricing.
Even Azure VPN to OnPREM uses the above billing,
Kindly let us know if this helps or you need further assistance on this issue.
Thanks,
Kapil
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