The men's 400 metres event at the 1970 European Athletics Indoor Championships was held on 15 March in Vienna. [1] [2]
| Gold | Silver | Bronze |
| Aleksandr Bratchikov | Andrzej Badeński | Yuriy Zorin |
The winner of each heat (Q) and the next 1 fastest (q) qualified for the final.
| Rank | Heat | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 1 | Andrzej Badeński | 46.6 | Q | |
| 2 | 1 | Aleksandr Bratchikov | 46.6 | q | |
| 3 | 1 | Ingo Röper | 47.3 | ||
| 1 | 2 | Jan Balachowski | 47.3 | Q | |
| 2 | 2 | Boris Savchuk | 47.5 | ||
| 3 | 2 | Ramon Magariños | 48.9 | ||
| 1 | 3 | Yuriy Zorin | 46.9 | Q | |
| 2 | 3 | Wolfgang Müller | 46.9 | ||
| 3 | 3 | Fanahan McSweeney | 47.0 |
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| Aleksandr Bratchikov | 46.8 | |||
| Andrzej Badeński | 46.9 | |||
| Yuriy Zorin | 48.4 | |||
| Jan Balachowski | DNF |