The men's 800 metres at the 2024 European Athletics Championships took place at the Stadio Olimpico from 7 to 9 June.

[1] All times are local times (UTC+2) The first 3 (Q) from each heat and the next 4 fastest (q) qualify for the semifinals.

[6] The first 3 (Q) from each heat and the next 2 fastest (q) qualify for the final.

[7] The final is scheduled for 22:27 on 9 June 2024 in Stadio Olimpico, Rome.

[8]