| 14 oct 2017 | Franco Alonso, Alejandro 2440 | 1-0 | Lauroba Elizaran, Fermin 1886 | E00 Catalan Opening | 1 · mesa 1 |
| 14 oct 2017 | Berdote Alonso, Carlos 1863 | 0-1 | Olaizola Ortega, Luis 2148 | D11 Slav Defense: Quiet Variation | 1 · mesa 2 |
| 14 oct 2017 | Alfaro Garcia del Cerro, Juan L 2148 | 1-0 | Fernandez Del Pozo, Anibal 1850 | A41 Old Indian Defense | 1 · mesa 3 |
| 14 oct 2017 | Kuende Gorostidi, Jon 1833 | 0-1 | Munoz Avila, Jose Luis 2102 | E12 Queen's Indian Defense | 1 · mesa 4 |
| 14 oct 2017 | Abalia Patino, Aritz 2095 | 1-0 | Lertxundi Azpiazu, Jon 1795 | A09 Réti Opening: Advance Variation | 1 · mesa 5 |
| 14 oct 2017 | Orube Bona, Andoni 1780 | 0-1 | Moreno Estebanez, Patxi 2068 | E15 Queen's Indian Defense: Fianchetto Variation, Traditional Line | 1 · mesa 6 |
| 14 oct 2017 | Lakunza Oyarbide, Juan Carlos 2057 | 0-1 | Arrondo Carbonell, Pablo 1742 | | 1 · mesa 7 |
| 14 oct 2017 | Navarro Navarro, Juan Manuel 1741 | 0-1 | Lakunza Plazaola, Asier 1999 | D44 Semi-Slav Defense: Botvinnik Variation, Szabo Variation | 1 · mesa 8 |
| 14 oct 2017 | Juez Villar, Erik 1985 | 1-0 | Cantabrana Garona, Alejandro 1734 | B06 Modern Defense: Standard Defense | 1 · mesa 9 |
| 14 oct 2017 | Zubia Aramburu, Mikel 1720 | 0-1 | Uriarte Prieto, Goio 1934 | A22 English Opening: Carls-Bremen System | 1 · mesa 10 |
| 14 oct 2017 | Sanchez Ruesga, Carlos 1928 | 0-1 | Arrondo Carbonell, Agustin 1680 | B43 Sicilian Defense: Kan Variation, Knight Variation | 1 · mesa 11 |
| 14 oct 2017 | Benaito Villagarcia, Mikel 1660 | 0-1 | Arana Garate, Jon 1893 | B10 Caro-Kann Defense | 1 · mesa 12 |
| 14 oct 2017 | Aizpurua Zufiria, Inaki 1433 | 1-0 | BYE | | 1 · mesa 13 |
| 21 oct 2017 | Moreno Estebanez, Patxi 2068 | ½-½ | Franco Alonso, Alejandro 2440 | B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | 2 · mesa 1 |
| 21 oct 2017 | Olaizola Ortega, Luis 2148 | 1-0 | Juez Villar, Erik 1985 | A31 English Opening: Symmetrical Variation, Anti-Benoni Variation | 2 · mesa 2 |
| 21 oct 2017 | Lakunza Plazaola, Asier 1999 | 0-1 | Alfaro Garcia del Cerro, Juan L 2148 | B47 Sicilian Defense: Taimanov Variation, Bastrikov Variation | 2 · mesa 3 |
| 21 oct 2017 | Munoz Avila, Jose Luis 2102 | ½-½ | Arrondo Carbonell, Pablo 1742 | E90 King's Indian Defense: Larsen Variation | 2 · mesa 4 |
| 21 oct 2017 | Uriarte Prieto, Goio 1934 | 0-1 | Abalia Patino, Aritz 2095 | D27 Queen's Gambit Accepted: Classical Defense, Main Line | 2 · mesa 5 |
| 21 oct 2017 | Arrondo Carbonell, Agustin 1680 | 0-1 | Nogues Fernandez, Ramon 1950 | A80 Dutch Defense | 2 · mesa 6 |
| 21 oct 2017 | Cantabrana Garona, Alejandro 1734 | ½-½ | Sanchez Ruesga, Carlos 1928 | A86 Dutch Defense: Leningrad Variation | 2 · mesa 7 |
| 21 oct 2017 | Izagirre Alsua, Aritz 1904 | 1-0 | Orube Bona, Andoni 1780 | B25 Sicilian Defense: Closed | 2 · mesa 8 |
| 21 oct 2017 | Lauroba Elizaran, Fermin 1886 | 1-0 | Navarro Navarro, Juan Manuel 1741 | B23 Sicilian Defense: Grand Prix Attack | 2 · mesa 9 |
| 21 oct 2017 | Velte, Daniela 1718 | 1-0 | Berdote Alonso, Carlos 1863 | A14 English Opening: Agincourt Defense, Neo-Catalan Declined | 2 · mesa 10 |
| 21 oct 2017 | Fernandez Del Pozo, Anibal 1850 | 1-0 | Zubia Aramburu, Mikel 1720 | D43 Semi-Slav Defense | 2 · mesa 11 |
| 21 oct 2017 | Priya Beitia, Aitor 1643 | 1-0 | Kuende Gorostidi, Jon 1833 | B01 Scandinavian Defense: Main Line, Mieses Variation | 2 · mesa 12 |
| 21 oct 2017 | Lertxundi Azpiazu, Jon 1795 | 0-1 | Benaito Villagarcia, Mikel 1660 | D31 Queen's Gambit Declined: Queen's Knight Variation | 2 · mesa 13 |
| 28 oct 2017 | Alfaro Garcia del Cerro, Juan L 2148 | 1-0 | Olaizola Ortega, Luis 2148 | E06 Catalan Opening: Closed | 3 · mesa 1 |
| 28 oct 2017 | Abalia Patino, Aritz 2095 | ½-½ | Munoz Avila, Jose Luis 2102 | C41 Philidor Defense: Lion Variation | 3 · mesa 2 |
| 28 oct 2017 | Arrondo Carbonell, Pablo 1742 | 0-1 | Moreno Estebanez, Patxi 2068 | E73 King's Indian Defense: Averbakh Variation, Modern Defense | 3 · mesa 3 |
| 28 oct 2017 | Franco Alonso, Alejandro 2440 | 1-0 | Lakunza Plazaola, Asier 1999 | D11 Slav Defense: Modern Line | 3 · mesa 4 |
| 28 oct 2017 | Juez Villar, Erik 1985 | 0-1 | Lauroba Elizaran, Fermin 1886 | D35 Queen's Gambit Declined: Exchange Variation, Positional Variation | 3 · mesa 5 |
| 28 oct 2017 | Nogues Fernandez, Ramon 1950 | 1-0 | Velte, Daniela 1718 | E91 King's Indian Defense: Orthodox Variation | 3 · mesa 6 |
| 28 oct 2017 | Arrondo Carbonell, Agustin 1680 | 0-1 | Uriarte Prieto, Goio 1934 | | 3 · mesa 7 |
| 28 oct 2017 | Benaito Villagarcia, Mikel 1660 | 0-1 | Izagirre Alsua, Aritz 1904 | B28 Sicilian Defense: O'Kelly Variation, Maróczy Bind | 3 · mesa 8 |
| 28 oct 2017 | Arana Garate, Jon 1893 | 1-0 | Priya Beitia, Aitor 1643 | A53 Old Indian Defense: Czech Variation, with Nc3 | 3 · mesa 9 |
| 28 oct 2017 | Sanchez Ruesga, Carlos 1928 | ½-½ | Fernandez Del Pozo, Anibal 1850 | A13 English Opening: Agincourt Defense, Catalan Defense, Semi-Slav Defense | 3 · mesa 10 |
| 28 oct 2017 | Berdote Alonso, Carlos 1863 | 1-0 | Cantabrana Garona, Alejandro 1734 | D05 Queen's Pawn Game: Colle System | 3 · mesa 11 |
| 28 oct 2017 | Kuende Gorostidi, Jon 1833 | 1-0 | Orube Bona, Andoni 1780 | E12 Queen's Indian Defense: Kasparov Variation | 3 · mesa 12 |
| 28 oct 2017 | Navarro Navarro, Juan Manuel 1741 | ½-½ | Lertxundi Azpiazu, Jon 1795 | B17 Caro-Kann Defense: Karpov Variation, Modern Variation, Kasparov Attack | 3 · mesa 13 |
| 4 nov 2017 | Franco Alonso, Alejandro 2440 | 1-0 | Alfaro Garcia del Cerro, Juan L 2148 | D90 Grünfeld Defense: Flohr Variation | 4 · mesa 1 |
| 4 nov 2017 | Moreno Estebanez, Patxi 2068 | 1-0 | Abalia Patino, Aritz 2095 | B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | 4 · mesa 2 |
| 4 nov 2017 | Olaizola Ortega, Luis 2148 | ½-½ | Uriarte Prieto, Goio 1934 | D30 Queen's Gambit Declined | 4 · mesa 3 |
| 4 nov 2017 | Munoz Avila, Jose Luis 2102 | 1-0 | Arana Garate, Jon 1893 | E07 Catalan Opening: Closed | 4 · mesa 4 |
| 4 nov 2017 | Izagirre Alsua, Aritz 1904 | 0-1 | Nogues Fernandez, Ramon 1950 | B26 Sicilian Defense: Closed | 4 · mesa 5 |
| 4 nov 2017 | Lauroba Elizaran, Fermin 1886 | ½-½ | Arrondo Carbonell, Pablo 1742 | C00 French Defense: Normal Variation | 4 · mesa 6 |
| 4 nov 2017 | Fernandez Del Pozo, Anibal 1850 | 0-1 | Juez Villar, Erik 1985 | A45 Trompowsky Attack: Classical Defense, Big Center Variation | 4 · mesa 7 |
| 4 nov 2017 | Lakunza Plazaola, Asier 1999 | 1-0 | Arrondo Carbonell, Agustin 1680 | B00 King's Pawn Game | 4 · mesa 8 |
| 4 nov 2017 | Zubia Aramburu, Mikel 1720 | 0-1 | Sanchez Ruesga, Carlos 1928 | A10 English Opening: Anglo-Dutch Defense | 4 · mesa 9 |
| 4 nov 2017 | Priya Beitia, Aitor 1643 | 1-0 | Berdote Alonso, Carlos 1863 | C41 Philidor Defense | 4 · mesa 10 |
| 4 nov 2017 | Velte, Daniela 1718 | 1-0 | Kuende Gorostidi, Jon 1833 | A09 Réti Opening: Advance Variation | 4 · mesa 11 |