| 14 oct 2017 | Soler Huguet, Carlos Francisco 1777 | 0-1 | Insausti Goni, Sebastian 1844 | A00 Polish Opening | 1 · mesa 1 |
| 14 oct 2017 | Flores Lazcoz, Jose Luis 1765 | 1-0 | Sanjuan Ruperez, Jorge 1766 | A48 Torre Attack: Fianchetto Defense | 1 · mesa 2 |
| 14 oct 2017 | Anton Agramonte, Angel Luis 1712 | 1-0 | Arana Oloron, Roberto 1713 | C55 Italian Game: Two Knights Defense, Modern Bishop's Opening | 1 · mesa 3 |
| 14 oct 2017 | Otano Villanueva, Joseba 1676 | 0-1 | Rodes Martinez, Francisco Javier 1667 | D02 Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | 1 · mesa 4 |
| 14 oct 2017 | Sola Garate, Roberto 1468 | 1-0 | Vigor Iriarte, Unai 1580 | B01 Scandinavian Defense: Main Line | 1 · mesa 5 |
| 14 oct 2017 | Ruiz Echeverria, Unai 1453 | ½-½ | Garrido Tabuenca, Rafael Felix 1433 | C00 French Defense: Franco-Hiva Gambit | 1 · mesa 6 |
| 14 oct 2017 | Reinaldo Soto, Alvaro 1921 | 0-1 | Galvan Perez-Ilzarbe, Alejandro 1863 | D00 Queen's Pawn Game: Levitsky Attack | 1 · mesa 7 |
| 14 oct 2017 | Laseca Arana, Irati 1810 | 0-1 | Sanchez Salazar, Kiko 1869 | C78 Ruy Lopez: Morphy Defense | 1 · mesa 8 |
| 14 oct 2017 | Tunon Gonzalo, Eduardo 1637 | ½-½ | Labiano Hernandez, Juan 1711 | A45 Trompowsky Attack | 1 · mesa 9 |
| 14 oct 2017 | Del Carmen Hernandez, Aimer 1669 | 0-1 | Egozcue Sghir, Aritz 1408 | B01 Scandinavian Defense: Main Line | 1 · mesa 10 |
| 14 oct 2017 | Arbeloa Sanchez, Julen 1323 | 0-1 | Abrisqueta Zudaire, Leyre 1621 | B28 Sicilian Defense: O'Kelly Variation, Réti System | 1 · mesa 11 |
| 14 oct 2017 | Azcona Esteras, Fermin 1598 | 1-0 | Lopez Garcia, Manu 1078 | A48 London System, with Bd3 | 1 · mesa 12 |
| 21 oct 2017 | Insausti Goni, Sebastian 1844 | 0-1 | Lizuain Toni, Javier 1834 | C58 Italian Game: Two Knights Defense, Polerio Defense, Bogoljubow Variation | 2 · mesa 1 |
| 21 oct 2017 | Blanco de la Rosa, Diego 1769 | 1-0 | Flores Lazcoz, Jose Luis 1765 | B12 Caro-Kann Defense: Advance Variation, Tal Variation | 2 · mesa 2 |
| 21 oct 2017 | Otano Villanueva, Joseba 1676 | 1-0 | Tunon Gonzalo, Eduardo 1637 | A08 Zukertort Opening: Reversed Grünfeld | 2 · mesa 3 |
| 21 oct 2017 | Uriz Elizalde, Jesus 1560 | 0-1 | Vigor Iriarte, Unai 1580 | E88 King's Indian Defense: Sämisch Variation, Closed Variation | 2 · mesa 4 |
| 21 oct 2017 | Ruiz Echeverria, Unai 1453 | 1-0 | Egozcue Sghir, Aritz 1408 | B01 Scandinavian Defense: Main Line | 2 · mesa 5 |
| 21 oct 2017 | Bejines Lopez, Carlos 1380 | 1-0 | Ruiz Jaso, Zigor | B50 Sicilian Defense: Modern Variations | 2 · mesa 6 |
| 21 oct 2017 | Dorregarai Iparaguirre,Leire 1631 | 0-1 | Torres Calvo, Mauricio 1806 | B20 Sicilian Defense | 2 · mesa 7 |
| 21 oct 2017 | Soler Huguet, Carlos Francisco 1777 | 1-0 | Abdula Boisteanu, Cristina 1301 | A00 Polish Opening: Czech Defense | 2 · mesa 8 |
| 21 oct 2017 | San Miguel Lopez de Zubiria Aroa 1217 | 0-1 | Saifi, Mourad 1775 | B01 Scandinavian Defense: Gubinsky-Melts Defense | 2 · mesa 9 |
| 21 oct 2017 | Rodes Martinez, Francisco Javier 1667 | 1-0 | Vicente Merino, Daniel 1189 | A01 Nimzo-Larsen Attack: Modern Variation | 2 · mesa 10 |
| 21 oct 2017 | Tarragona Rebollo, Odei 1112 | 0-1 | Marques Jalle, Jose Antonio 1554 | B12 Caro-Kann Defense: Advance Variation, Short Variation | 2 · mesa 11 |
| 21 oct 2017 | Sola Garate, Roberto 1468 | ½-½ | Oroz Carrasco, Adrian 1042 | C02 French Defense: Advance Variation, Main Line | 2 · mesa 12 |
| 28 oct 2017 | Sanchez Salazar, Kiko 1869 | ½-½ | Salvatierra Alzorriz, Haizea 1628 | B10 Caro-Kann Defense: Breyer Variation | 3 · mesa 1 |
| 28 oct 2017 | Salvatierra Ilarregui, Mikel 1425 | 0-1 | Tunon Gonzalo, Eduardo 1637 | A48 London System, with Bd3 | 3 · mesa 2 |
| 28 oct 2017 | Egozcue Sghir, Aritz 1408 | 0-1 | San Miguel Lopez de Zubiria Aroa 1217 | B22 Sicilian Defense: Alapin Variation | 3 · mesa 3 |
| 28 oct 2017 | Tarragona Rebollo, Odei 1112 | 0-1 | Beorlegui Sarriguren, David 1230 | C53 Italian Game: Classical Variation | 3 · mesa 4 |
| 28 oct 2017 | Martinez Lizardi, Inigo 1149 | 1-0 | Tarragona Rebollo, Eunate Afrika | D00 Queen's Pawn Game: Accelerated London System | 3 · mesa 5 |
| 28 oct 2017 | Miranda Zapata, Ander | 0-1 | Lopez Garcia, Manu 1078 | B07 Pirc Defense: Byrne Variation | 3 · mesa 6 |
| 28 oct 2017 | Labiano Hernandez, Juan 1711 | 1-0 | Flores Lazcoz, Jose Luis 1765 | B10 Caro-Kann Defense: Two Knights Attack | 3 · mesa 7 |
| 28 oct 2017 | Arana Oloron, Roberto 1713 | 0-1 | Habans Aguerrea, Javier 1707 | B22 Sicilian Defense: Alapin Variation, Smith-Morra Declined | 3 · mesa 8 |
| 28 oct 2017 | Arrese-Igor Royuela, Alex 1661 | 0-1 | Otano Villanueva, Joseba 1676 | C29 Vienna Game: Vienna Gambit | 3 · mesa 9 |
| 28 oct 2017 | Vigor Iriarte, Unai 1580 | 0-1 | Martin Fito, Angel Luis 1649 | B07 Pirc Defense: Byrne Variation | 3 · mesa 10 |
| 28 oct 2017 | Abrisqueta Zudaire, Leyre 1621 | 1-0 | Abaurrea San Juan, Xabier 1418 | D02 Queen's Gambit Declined: Baltic Defense, Pseudo-Slav | 3 · mesa 11 |
| 28 oct 2017 | Ruiz Jaso, Zigor | 0-1 | Atipov Hadzhiev, Cristian 1609 | A38 English Opening: Symmetrical Variation, Duchamp Variation | 3 · mesa 12 |
| 4 nov 2017 | Salvatierra Alzorriz, Haizea 1628 | ½-½ | Galvan Perez-Ilzarbe, Alejandro 1863 | B22 Sicilian Defense: Alapin Variation | 4 · mesa 1 |
| 4 nov 2017 | Labiano Hernandez, Juan 1711 | 1-0 | Abdula Boisteanu, Cristina 1301 | B21 Sicilian Defense: McDonnell Attack | 4 · mesa 2 |
| 4 nov 2017 | Goikoetxea Macua, Ander 1117 | 0-1 | Abrisqueta Zudaire, Leyre 1621 | B22 Sicilian Defense: Alapin Variation, Barmen Defense | 4 · mesa 3 |
| 4 nov 2017 | Atipov Hadzhiev, Cristian 1609 | 1-0 | Oroz Carrasco, Adrian 1042 | B32 Sicilian Defense: Open | 4 · mesa 4 |
| 4 nov 2017 | Torres Calvo, Mauricio 1806 | ½-½ | Sanchez Salazar, Kiko 1869 | B00 Pirc Defense | 4 · mesa 5 |
| 4 nov 2017 | Blanco de la Rosa, Diego 1769 | 1-0 | Sanjuan Ruperez, Jorge 1766 | A15 English Opening: Anglo-Indian Defense | 4 · mesa 6 |
| 4 nov 2017 | Anton Agramonte, Angel Luis 1712 | 1-0 | Egozcue Sghir, Aritz 1408 | B01 Scandinavian Defense: Mieses-Kotroc Variation | 4 · mesa 7 |
| 4 nov 2017 | Adrian Abad, Miguel 1407 | 0-1 | Rodes Martinez, Francisco Javier 1667 | E12 Queen's Indian Defense: Kasparov-Petrosian Variation, Main Line | 4 · mesa 8 |
| 4 nov 2017 | Marques Jalle, Jose Antonio 1554 | 1-0 | Arbeloa Sanchez, Julen 1323 | D06 Queen's Gambit Declined: Marshall Defense | 4 · mesa 9 |
| 4 nov 2017 | Martinez Lizardi, Inigo 1149 | ½-½ | Sola Garate, Roberto 1468 | B12 Caro-Kann Defense: Advance Variation, Short Variation | 4 · mesa 10 |