2017–18 CEV Women's Challenge Cup
The 2017–18 CEV Women's Challenge Cup will be the 38th edition of the European Challenge Cup volleyball club tournament, the former "CEV Cup".
Format
The tournament is played on a knockout format, with 37 teams participating. Initially 10 teams play a qualification round with the 5 winners advancing to the main phase. On 14 June 2017, a drawing of lots in Luxembourg City, Luxembourg, determined the team's pairing for each match. Each team plays a home and an away match with result points awarded for each leg. After two legs, the team with the most result points advances to the next round. In case the teams are tied after two legs, a is played immediately at the completion of the second leg. The Golden Set winner is the team that first obtains 15 points, provided that the points difference between the two teams is at least 2 points.Participating teams
- Drawing of lots for the 37 participating team was held in Luxembourg City, Luxembourg on 14 June 2017.
- Serbian team Železničar Lajkovac qualified as 2017 BVA Cup winner.
Qualification round
- 1st leg 21–23 November 2017
- 2nd leg 28–30 November 2017
| Match# | Team #1 | Results | Team #2 |
| 1 | Slávia EU Bratislava  | 1 – 3 0 – 3 |  UVC Holding Graz |
| 2 | ŽOK Osijek  | 2 – 3 3 – 2 Golden Set: 16–14 | VB NÖ Sokol Schwechat |
| 3 | Pölkky Kuusamo  | 1 – 3 0 – 3 |  Sharks Charleroi |
| 4 | AVC Famalicão  | 0 – 3 0 – 3 |  CV Logroño |
| 5 | Ibsa CV Las Palmas | 3 – 2 3 – 1 | Amigos-Van Pelt Zoersel |
Main phase
16th Finals
- 1st leg 12–14 December 2017
- 2nd leg 9–11 January 2018
| Match# | Team #1 | Results | Team #2 |
| 6 | RSR Walfer  | 0 – 3 0 – 3 |  Bursa BBSK |
| 7 | Sharks Charleroi | 3 – 0 3 – 2 | CV Barcelona |
| 8 | CK Ponta Delgada | 1 – 3 2 – 3 | Hermes Oostende |
| 9 | Železničar Lajkovac  | 3 – 1 0 – 3 Golden Set: 13–15 | Tent Obrenovac |
| 10 | Randaberg IL  | 0 – 3 0 – 3 |  Nantes VB |
| 11 | VBC Galina Schaan  | 1 – 3 2 – 3 |  Vasas Óbuda Budapest |
| 12 | Ibsa CV Las Palmas | 3 – 1 3 – 2 | Askö Linz-Steg |
| 13 | Holte IF  | 0 – 3 1 – 3 |  Viteos Neuchâtel Université |
| 14 | Ştiinţa Bacău  | 3 – 1 0 – 3 Golden Set: 15–13 |  Azerrail Baku |
| 15 | Sm'Aesch Pfeffingen | 1 – 3 3 – 0 Golden Set: 15–10 | Mladost Zagreb |
| 16 | CV Logroño | 2 – 3 0 – 3 |  Olympiacos Piraeus |
| 17 | Levski Sofia  | 1 – 3 0 – 3 | CSM Târgoviște |
| 18 | ŽOK Osijek | 0 – 3 0 – 3 |  TJ Ostrava |
| 19 | KV Kastrioti Ferizaji  | 0 – 3 0 – 3 | OrPo Orivesi |
| 20 | 1. BVK Bratislava | 3 – 0 3 – 0 |  ŽOK Gacko |
| 21 | UVC Holding Graz | 2 – 3 0 – 3 |  Dinamo Krasnodar |
8th Finals
- 1st leg 23–25 January 2018
- 2nd leg 6–8 February 2018
| Match# | Team #1 | Results | Team #2 |
| 22 | Sharks Charleroi | 0 – 3 0 – 3 | Bursa BBSK |
| 23 | Hermes Oostende | 3 – 0 0 – 3 Golden Set: 15–13 | Tent Obrenovac |
| 24 | Vasas Óbuda Budapest | 2 – 3 0 – 3 | Nantes VB |
| 25 | Ibsa CV Las Palmas | 3 – 0 1 – 3 Golden Set: 10–15 | Viteos Neuchâtel Université |
| 26 | Sm'Aesch Pfeffingen | 2 – 3 3 – 1 | Ştiinţa Bacău |
| 27 | Olympiacos Piraeus | 2 – 3 3 – 1 | CSM Târgoviște |
| 28 | OrPo Orivesi | 0 – 3 1 – 3 | TJ Ostrava |
| 29 | Dinamo Krasnodar | 3 – 0 3 – 1 | 1. BVK Bratislava |
4th Finals
- 1st leg 20–22 February 2018
- 2nd leg 27 February – 1 March 2018
| Match# | Team #1 | Results | Team #2 |
| 30 | Hermes Oostende | 0 – 3 0 – 3 | Bursa BBSK |
| 31 | Viteos Neuchâtel Université | 0 – 3 1 – 3 | Nantes VB |
| 32 | Sm'Aesch Pfeffingen | 1 – 3 0 – 3 | Olympiacos Piraeus |
| 33 | TJ Ostrava | 1 – 3 2 – 3 | Dinamo Krasnodar |
Final phase
Semifinals
| Match# | Team #1 | Results | Team #2 |
| 34 | Bursa BBSK | 3 – 0 3 – 0 | Nantes VB |
| 35 | Olympiacos Piraeus | 3 – 2 3 – 0 | Dinamo Krasnodar |
Finals
| Match# | Team #1 | Results | Team #2 |
| 36 | Olympiacos Piraeus | 2 – 3 3 – 1 | Bursa BBSK |
Final standing
| Rank | Team |
| Olympiacos Piraeus | |
| Bursa BBSK | |
| Semifinalists | Nantes VB |
| Semifinalists | Dinamo Krasnodar |
| 2017–18 CEV Women's Challenge Cup Champions |
 Olympiacos Piraeus 1st title |