The men's 800 metres event at the 1970 European Athletics Indoor Championships was held on 14 and 15 March in Vienna. [1] [2]
| Gold | Silver | Bronze |
| Yevgeniy Arzhanov | Juan Borraz | Jože Međimurec |
First 3 in each heat (Q) and the next 2 fastest (q) qualified for the final.
| Rank | Heat | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 1 | Yevgeniy Arzhanov | 1:50.1 | Q | |
| 2 | 1 | Franz-Josef Kemper | 1:50.4 | Q | |
| 3 | 1 | Andrzej Kupczyk | 1:50.5 | Q | |
| 4 | 1 | Noel Carroll | 1:50.6 | q | |
| 5 | 1 | Jože Međimurec | 1:51.3 | q | |
| 6 | 1 | Dimko Deribeyev | 1:51.8 | ||
| 1 | 2 | Colin Campbell | 1:51.7 | Q | |
| 2 | 2 | Juan Borraz | 1:51.8 | Q | |
| 3 | 2 | Sergey Kryuchok | 1:51.9 | Q | |
| 4 | 2 | Ján Šišovský | 1:52.0 | ||
| 5 | 2 | Nils-Erik Emilsson | 1:52.6 | ||
| 6 | 2 | Gilbert Van Manshoven | 1:53.1 |
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| Yevgeniy Arzhanov | 1:51.0 | |||
| Juan Borraz | 1:51.9 | |||
| Jože Međimurec | 1:51.9 | |||
| 4 | Franz-Josef Kemper | 1:51.9 | ||
| 5 | Andrzej Kupczyk | 1:52.0 | ||
| 6 | Colin Campbell | 1:52.0 | ||
| 7 | Noel Carroll | 1:52.1 | ||
| 8 | Sergey Kryuchok | 1:54.0 |