The Ethereum Foundation developers may activate the Pectra upgrade on the Ethereum mainnet as early as April 25, 2025, provided the upgrade runs smoothly on the Hoodi testnet

Quotes that support claims

If Pectra runs smoothly on Hoodi without major issues, core developers could set a mainnet launch date for Pectra as soon as 30 days after Hoodi’s activation, Beiko said.

Pectra could be activated on the Ethereum mainnet as early as April 25, approximately 30 days after the upgrade is planned to be deployed on the new Hoodi testnet. The Ethereum Foundation plans to invest significant resources into this network and run a "similar validator count" as the Ethereum mainnet.