• outline

You can use same EC2 key pair by importing on Cross region

• how-to

Source Region
## EC2 login using the keypair you want to import
>> cp ~/.ssh/authorized_keys <key-pair-name>.pub
>> save local filesystem

Destination Region
>> EC2 Conosle Key pair
>> Action >>  Import Key Pair
>> Import <key-pair-name>.pub & Contents

• note

Use key pair of the same name for Source and Destination.