Unfortunately due to the COVID-19, the 2021 Champions League final between Chelsea and Manchester City was shifted from Istanbul to Porto. So UEFA have now announced that Istanbul will host the 2023 Champions League final.
Saint Petersburg in Russia was originally scheduled to host the 2021 final but will now host the next year’s final, ie the 2022 final. Followed by Istanbul which will host the 2023 Champions League final.
England’s Wembley will be the venue for the 2024 UCL final. And, Munich, which was due to host the 2023 final, will now host the 2025 edition.
The next four UEFA Europa League Finals have also been announced by UEFA:
2022: Seville, Spain
2023: Budapest, Hungary
2024: Dublin, Ireland
2025: Bilbao, Spain