London Marathon 2025 Dates. Those who have been successful will be able to start planning to take on the iconic tcs london marathon course, from greenwich to westminster, on sunday 27 april 2025, which will be the 45th edition of the. The mass and virtual edition will take place on sunday 27 april.

Once a year, on the second half of april, london entertains runners from all over the world. London marathon 2024 route, road closures, start.