But if they wait, Chelsea run the risk of being beaten to the striker’s signature with the likes of Manchester United, Manchester City and Real Madrid likely to join the race.
Tuchel’s side may have to raise funds for a record-breaking Haaland by selling some of their surplus players – with Hakim Ziyech and Tammy Abraham among those who could fetch decent transfer fees.
Letting Kepa go out on loan would not help in that regard – although it would help for another club to be paying some or all of the keeper’s wages.
Premier League done deals: Every confirmed transfer in the top flight
If Kepa does complete a move to Valencia, it would signal a return to his homeland just three years after he became the most expensive goalkeeper in the world.
In the time since, the 26-year-old has made 109 appearances for Chelsea, winning the Champions League and the Europa League in the process.
But his time at the club has been marred by errors, while he also had an infamous disagreement with Maurizio Sarri after refusing to be substituted during the 2019 Carabao Cup final defeat to Manchester City.
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