| Club: | FC Dinamo București |
| Season: | 2017–18 |
| Manager: | Cosmin Contra (until 17 September) Vasile Miriuță (from 21 September - until 26 February) Florin Bratu (from 26 February) |
| Mgrtitle: | Head coach |
| League: | Liga I |
| League Result: | 7th |
| Cup1: | Romanian Cup |
| Cup1 Result: | Quarter-finals |
| League Topscorer: | Diogo Salomão (9 goals) |
| Prevseason: | 2016–17 |
| Nextseason: | 2018–19 |
The 2017–18 season was FC Dinamo București's 69th season in Liga 1. Dinamo finished 7th in the league and reached the quarter-finals of the Romanian Cup. In the UEFA Europa League, they played in third qualifying round.
See main article: 2017–18 Liga I.
See main article: 2017–18 Cupa României.
| R of 32 | 26 October 2017 | Aerostar Bacău | A | 1–0 | |
| R of 16 | 29 November 2017 | Universitatea Cluj | A | 1–1 (a.e.t.) (3–1 p) | |
| QF | 6 March 2018 | Universitatea Craiova | A | 0–1 |
See main article: 2017-18 UEFA Europa League. Athletic Bilbao won 4–1 on aggregate.