AustriaMit Red Bull Salzburg gewann er mehrere österreichische Meistertitel und den ÖFB-Cup. Zudem wurde er 2023 mit RB Leipzig DFB-Pokalsieger.
Xaver Schlager ist ein österreichischer Mittelfeldspieler, der für seine Zeit bei Red Bull Salzburg und RB Leipzig bekannt ist. Er wechselte 2022 zu RB Leipzig, nachdem er zuvor für den VfL Wolfsburg gespielt hatte. Schlager hat sich als vielseitiger und dynamischer Spieler im zentralen Mittelfeld etabliert.
Schlager zeichnet sich durch seine hohe Laufbereitschaft, Zweikampfstärke und gute Ballkontrolle aus. Er agiert als Box-to-Box-Spieler, der sowohl defensiv als auch offensiv Akzente setzen kann. Seine Schwäche liegt gelegentlich in der Entscheidungsfindung im letzten Drittel.
| Season | Comp | Apps | G | A | YC | RC | Min |
|---|---|---|---|---|---|---|---|
| 25/26 | Bundesliga | 26 | 3 | 1 | 6 | 0 | 1837 |
| 25/26 | International Friendlies | 2 | 0 | 1 | 0 | 0 | 140 |
| 25/26 | DFB-Pokal | 4 | 0 | 0 | 0 | 0 | 230 |
| 24/25 | UEFA Nations League B | 0 | 0 | 0 | 0 | 0 | 0 |
| 24/25 | Bundesliga | 4 | 0 | 0 | 1 | 0 | 181 |
| 24/25 | DFB-Pokal | 1 | 0 | 0 | 0 | 0 | 19 |
| 24/25 | UEFA Champions League | 0 | 0 | 0 | 0 | 0 | 0 |
| 23/24 | Bundesliga | 29 | 0 | 5 | 7 | 0 | 2484 |
| 23/24 | International Friendlies | 4 | 1 | 1 | 0 | 0 | 270 |
| 23/24 | Franz-Beckenbauer-Supercup | 1 | 0 | 0 | 0 | 0 | 90 |
| 23/24 | DFB-Pokal | 2 | 0 | 0 | 1 | 0 | 98 |
| 23/24 | UEFA Champions League | 8 | 1 | 2 | 2 | 0 | 627 |
| 22/23 | UEFA Nations League A | 6 | 1 | 0 | 1 | 0 | 495 |
| 22/23 | Bundesliga | 22 | 1 | 1 | 2 | 0 | 1503 |
| 22/23 | International Friendlies | 2 | 1 | 0 | 0 | 0 | 135 |
| 22/23 | European Qualifiers | 6 | 0 | 1 | 1 | 0 | 501 |
| 22/23 | Franz-Beckenbauer-Supercup | 0 | 0 | 0 | 0 | 0 | 0 |
| 22/23 | DFB-Pokal | 4 | 0 | 1 | 0 | 0 | 201 |
| 22/23 | UEFA Champions League | 7 | 0 | 0 | 1 | 0 | 586 |
| 21/22 | World Cup Qualification Playoffs | 1 | 0 | 0 | 0 | 0 | 77 |
| 21/22 | Bundesliga | 14 | 0 | 1 | 2 | 0 | 1048 |
| 21/22 | International Friendlies | 0 | 0 | 0 | 0 | 0 | 0 |
| 21/22 | DFB-Pokal | 1 | 0 | 0 | 0 | 0 | 120 |
| 21/22 | UEFA Champions League | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025 | World Cup Qualifiers (Europe) | 5 | 0 | 0 | 0 | 0 | 269 |
| 2025 | UEFA Nations League Play-off | 1 | 0 | 0 | 0 | 0 | 13 |
| 2024 | UEFA Euro | 0 | 0 | 0 | 0 | 0 | 0 |
| 2021 | World Cup Qualifiers (Europe) | 2 | 0 | 0 | 0 | 0 | 165 |
| 2021 | UEFA Euro | 4 | 0 | 0 | 0 | 0 | 369 |
| 2019 | UEFA Under-21 Euro | 3 | 0 | 0 | 0 | 0 | 270 |
| 2016 | UEFA Under-19 Euro | 3 | 1 | 1 | 1 | 0 | 270 |
| 2015 | UEFA Under-19 Euro | 3 | 0 | 1 | 0 | 0 | 240 |
| 20/21 | UEFA Nations League B | 6 | 0 | 0 | 1 | 0 | 515 |
| 20/21 | Bundesliga | 32 | 2 | 4 | 7 | 0 | 2639 |
| 20/21 | International Friendlies | 1 | 0 | 0 | 1 | 0 | 81 |
| 20/21 | UEFA Europa League Qualifying | 3 | 0 | 2 | 1 | 0 | 241 |
| 20/21 | DFB-Pokal | 3 | 0 | 0 | 0 | 0 | 199 |
| 19/20 | Regionalliga Nord | 1 | 0 | 1 | 0 | 0 | 90 |
| 19/20 | Bundesliga | 23 | 1 | 2 | 4 | 0 | 1731 |
| 19/20 | UEFA Europa League | 5 | 0 | 0 | 1 | 0 | 357 |
| 19/20 | DFB-Pokal | 0 | 0 | 0 | 0 | 0 | 0 |
| 18/19 | UEFA Nations League B | 2 | 1 | 0 | 0 | 0 | 135 |
| 18/19 | ÖFB-Cup | 6 | 2 | 1 | 0 | 0 | 426 |
| 18/19 | International Friendlies | 2 | 0 | 0 | 0 | 0 | 45 |
| 18/19 | European Qualifiers | 3 | 0 | 0 | 0 | 0 | 240 |
| 18/19 | UEFA Europa League | 8 | 1 | 1 | 5 | 0 | 626 |
| 18/19 | UEFA Champions League Qualifying | 4 | 0 | 0 | 2 | 0 | 299 |
| 18/19 | Bundesliga | 26 | 5 | 2 | 3 | 0 | 2151 |
| 17/18 | UEFA European Under-21 Championship Qualifying | 2 | 2 | 0 | 1 | 0 | 166 |
| 17/18 | ÖFB-Cup | 4 | 0 | 1 | 0 | 0 | 329 |
| 17/18 | International Friendlies | 4 | 0 | 0 | 0 | 0 | 103 |
| 17/18 | UEFA Europa League Qualifying | 0 | 0 | 0 | 0 | 0 | 0 |
| 17/18 | UEFA Europa League | 14 | 0 | 1 | 2 | 0 | 883 |
| 17/18 | UEFA Champions League Qualifying | 0 | 0 | 0 | 0 | 0 | 0 |
| 17/18 | 2. Liga | 2 | 0 | 0 | 0 | 0 | 88 |
| 17/18 | Bundesliga | 26 | 1 | 4 | 1 | 0 | 1647 |
| 16/17 | ÖFB-Cup | 2 | 0 | 0 | 1 | 0 | 210 |
| 16/17 | International Friendlies | 2 | 0 | 0 | 0 | 0 | 81 |
| 16/17 | UEFA Europa League | 2 | 1 | 0 | 0 | 0 | 88 |
| 16/17 | UEFA Champions League Qualifying | 0 | 0 | 0 | 0 | 0 | 0 |
| 16/17 | 2. Liga | 11 | 4 | 3 | 0 | 0 | 976 |
| 16/17 | Bundesliga | 13 | 1 | 1 | 1 | 0 | 725 |
| 16/17 | UEFA Youth League | 5 | 1 | 7 | 1 | 0 | 417 |
| 15/16 | UEFA European Under-21 Championship Qualifying | 2 | 0 | 0 | 0 | 0 | 169 |
| 15/16 | UEFA EURO U19 Championship Qualifiers | 5 | 1 | 1 | 2 | 0 | 370 |
| 15/16 | ÖFB-Cup | 0 | 0 | 0 | 0 | 0 | 0 |
| 15/16 | International Friendlies | 0 | 0 | 0 | 0 | 0 | 0 |
| 15/16 | 2. Liga | 22 | 3 | 2 | 3 | 0 | 1771 |
| 15/16 | Bundesliga | 2 | 0 | 0 | 0 | 0 | 107 |
| 15/16 | UEFA Youth League | 4 | 1 | 3 | 0 | 0 | 353 |
| 14/15 | ÖFB Jugendliga U18 | 8 | 3 | 0 | 0 | 0 | 495 |
| 14/15 | International Friendlies | 1 | 0 | 0 | 0 | 0 | 23 |
| 14/15 | 2. Liga | 11 | 0 | 0 | 1 | 0 | 745 |
| 13/14 | UEFA European Under-17 Championship qualification | 3 | 0 | 0 | 0 | 0 | 20 |
| 13/14 | ÖFB Jugendliga U18 | 8 | 2 | 0 | 0 | 0 | 586 |
| 13/14 | International Friendlies | 1 | 0 | 0 | 0 | 0 | 1 |
| 12/13 | ÖFB Jugendliga U16 | 12 | 2 | 0 | 0 | 0 | 992 |
| 12/13 | International Friendlies | 2 | 0 | 0 | 0 | 0 | 46 |