| 9 Jan - 12 Jan | SkiO World Cup Round 1 2025 and World U23 Ski Orienteering Championships 2025 |  Norway | Europe | S | World Cup
World Ranking Event | | |  |
| 11 Jan | Madeira Orienteering Festival 2025 |  Portugal | Europe | F | World Ranking Event | S | | |
| 12 Jan | Madeira Orienteering Festival 2025 | Portugal | Europe | F | World Ranking Event | M | | |
| 18 Jan | Ski-O-treff sprint | Norway | Europe | S | World Ranking Event | S | | |
| 19 Jan | Ski-O-treff mellom | Norway | Europe | S | World Ranking Event | M | | |
| 19 Jan - 21 Jan | FISU World University Games Winter 2025 |  COG Mondiali Universitari Torino 2025
 FISU Federation Internationale du Sport Universitaire | Europe | S | World Ranking Event
Partner Event | | | |
| 8 Feb | Sundsvall SkiO Weekend, Swedish Cup, sprint |  Sweden | Europe | S | World Ranking Event | S | | |
| 8 Feb | XIV PREMI INTERNACIONAL D'ORIENTACIÓ DE LA CV 2025 |  Spain | Europe | F | World Ranking Event | L | | |
| 9 Feb | Sundsvall SkiO Weekend, Swedish Cup, long | Sweden | Europe | S | World Ranking Event | L | | |
| 9 Feb | XIV PREMI INTERNACIONAL D'ORIENTACIÓ DE LA CV 2025 | Spain | Europe | F | World Ranking Event | M | | |
| 13 Feb - 17 Feb | Ski Orienteering World Cup Round 2 2025 |  Germany | Europe | S | World Cup
World Ranking Event | | | |
| 15 Feb | IV. Pergamon O Week |  Turkiye | Europe | F | World Ranking Event | S | | |
| 15 Feb - 17 Feb | World Master Ski Orienteering Championships 2025 | Germany | Europe | S | World Masters | | |  |
| 16 Feb | IV. Pergamon O Week | Turkiye | Europe | F | World Ranking Event | M | | |
| 20 Feb | ANTALYA O MEETING | Turkiye | Europe | F | World Ranking Event | M | | |
| 21 Feb | ANTALYA O MEETING | Turkiye | Europe | F | World Ranking Event | L | | |
| 22 Feb | ANTALYA O MEETING | Turkiye | Europe | F | World Ranking Event | S | | |
| 22 Feb | Ski-O Estonian Championships in middle |  Estonia | Europe | S | World Ranking Event | M | | |
| 22 Feb | 37 International Trophy MURCIA COSTA CÁLIDA | Spain | Europe | F | World Ranking Event | L | | |
| 22 Feb | Aguiar da Beira “O” Meeting 2025 | Portugal | Europe | F | World Ranking Event | L | | |
| 23 Feb | Ski-O Estonian Championships in long distance | Estonia | Europe | S | World Ranking Event | L | | |
| 23 Feb | 37 International Trophy MURCIA COSTA CÁLIDA | Spain | Europe | F | World Ranking Event | M | | |
| 23 Feb | Aguiar da Beira “O” Meeting 2025 | Portugal | Europe | F | World Ranking Event | M | | |
| 1 Mar | Portugal O' Meeting | Portugal | Europe | F | World Ranking Event | M | | |
| 3 Mar | Portugal O' Meeting | Portugal | Europe | F | World Ranking Event | M | | |
| 8 Mar | Cascais International Orienteering Meeting 2025 | Portugal | Europe | F | World Ranking Event | M | | |
| 16 Mar | Fauri Cup. Stage 1 |  Moldova, Republic of | Europe | F | World Ranking Event | S | | |
| 19 Mar - 23 Mar | European Ski Orienteering Championships 2025 and Ski Orienteering World Cup Finals |  Finland | Europe | S | Regional Championships
World Cup | | | |
| 19 Mar - 23 Mar | European Youth Ski Orienteering Championships 2025 | Finland | Europe | S | Regional Championships | | | |
| 19 Mar - 23 Mar | Junior World Ski Orienteering Championships 2025 | Finland | Europe | S | Junior World Championships | | | |
| 22 Mar | Mediterranean Open Championships |  Italy | Europe | F | World Ranking Event | S | | |
| 23 Mar | Lapin Lumirastit, long distance | Finland | Europe | S | World Ranking Event | L | | |
| 29 Mar | 1. National Event - Middel distance |  Switzerland | Europe | F | World Ranking Event | L | | |
| 29 Mar | NC sprint | Norway | Europe | F | World Ranking Event | S | | |
| 29 Mar | Coppa Italia Sprint | Italy | Europe | F | World Ranking Event | S | | |
| 30 Mar | NC mellom | Norway | Europe | F | World Ranking Event | M | | |
| 30 Mar | Coppa Italia Sprint | Italy | Europe | F | World Ranking Event | S | | |
| 4 Apr - 6 Apr | Central European Youth Orienteering Cup 2025 |  Slovakia | Europe | F | Partner Event | | | |
| 5 Apr | Czech O-Tour |  Czechia | Europe | F | World Ranking Event | S | | |
| 5 Apr | Hungarian TrailO weekend |  Hungary | Europe | T | World Ranking Event | T | | |
| 5 Apr | Deutsche Meisterschaft Sprint-OL | Germany | Europe | F | World Ranking Event | S | | |
| 5 Apr | Kurzemes Pavasaris (Day1, Middle) |  Latvia | Europe | F | World Ranking Event | M | | |
| 5 Apr | OPAA CUP - Sprint | Italy | Europe | M | World Ranking Event | S | | |
| 6 Apr | Hungarian TrailO weekend | Hungary | Europe | T | World Ranking Event | P | | |
| 6 Apr | Voždovac sprint kup 2025 |  Serbia | Europe | F | World Ranking Event | S | | |
| 6 Apr | OPAA CUP - Italian Championships Middle distance | Italy | Europe | M | World Ranking Event | M | | |
| 6 Apr | DM Ultralang |  Denmark | Europe | F | World Ranking Event | L | | |
| 12 Apr | Polish Championships |  Poland | Europe | M | World Ranking Event | S | | |
| 12 Apr | Spring Cup 2025 |  Lithuania | Europe | F | World Ranking Event | M | | |
| 13 Apr | Spring Cup 2025 | Lithuania | Europe | F | World Ranking Event | L | | |
| 13 Apr | 3. National Event - Middle distance | Switzerland | Europe | F | World Ranking Event | M | | |
| 13 Apr | Polish Championships | Poland | Europe | M | World Ranking Event | L | | |
| 18 Apr | JK 2025 |  Great Britain | Europe | F | World Ranking Event | S | | |
| 18 Apr | Hungarian Selection Races - Sprint | Hungary | Europe | F | World Ranking Event | S | | |
| 19 Apr | Nationale Moyenne Distance |  France | Europe | M | World Ranking Event | M | |  |
| 19 Apr | JK 2025 | Great Britain | Europe | F | World Ranking Event | M | | |
| 19 Apr | Hungarian Selection Races - Middle | Hungary | Europe | F | World Ranking Event | M | | |
| 20 Apr | JK 2025 | Great Britain | Europe | F | World Ranking Event | L | | |
| 20 Apr | Hungarian Selection Races - Long | Hungary | Europe | F | World Ranking Event | L | | |
| 21 Apr | Lieldienu balva | Latvia | Europe | F | World Ranking Event | KS | | |
| 21 Apr | Championnat de France Mass Start | France | Europe | M | World Ranking Event | L | | |
| 25 Apr | Coppa Italia Long - Latinum Certamen | Italy | Europe | F | World Ranking Event | L | | |
| 25 Apr | ASOM2025 Knock-Out Sprint |  Belgium | Europe | F | World Ranking Event | S | | |
| 25 Apr | Metropolis of South East Europe 2025 - Sprint | Serbia | Europe | F | World Ranking Event | S | | |
| 26 Apr | Sprint - Latinum Certamen | Italy | Europe | F | World Ranking Event | S | | |
| 26 Apr | Värska Originaal Finnish Spring | Finland | Europe | F | World Ranking Event | L | 23/4 | |
| 26 Apr | Metropolis of South East Europe 2025 | Serbia | Europe | F | World Ranking Event | M | 22/4* | |
| 27 Apr | Camp. Italiani Middle - Latinum Certamen | Italy | Europe | F | World Ranking Event | M | 21/4 | |
| 27 Apr | ASOM2025 Sprint | Belgium | Europe | F | World Ranking Event | S | 18/4 | |
| 1 May | Swedish League, #3, medel (WRE) | Sweden | Europe | F | World Ranking Event | M | | |
| 1 May - 4 May | World Masters MTB Orienteering Championships 2025 | Spain | Europe | M | World Masters | | 16/3 | |
| 2 May | Bukowa Cup | Poland | Europe | T | World Ranking Event | P | 15/4 | |
| 3 May | IV International Trophy MURCIA COSTA CÁLIDA MTBO LONG DISTANCE | Spain | Europe | M | World Ranking Event | L | | |
| 3 May | Bukowa Cup | Poland | Europe | T | World Ranking Event | P | 15/4 | |
| 3 May | Vilnius 2025 – 3 days orienteering event | Lithuania | Europe | F | World Ranking Event | M | 28/4 | |
| 4 May | IV International Trophy MURCIA COSTA CÁLIDA MTBO SPRINT | Spain | Europe | M | World Ranking Event | S | | |
| 4 May | Bukowa Cup | Poland | Europe | T | World Ranking Event | T | 15/4 | |
| 10 May | Czech Cup | Czechia | Europe | F | World Ranking Event | S | 27/4 | |
| 10 May | SM, medel (Swedish League #), final | Sweden | Europe | F | World Ranking Event | M | 27/4 | |
| 10 May | British Orienteering Championships 2025 | Great Britain | Europe | F | World Ranking Event | L | 20/4 | |
| 10 May | Estonian championships in Middle distance | Estonia | Europe | F | World Ranking Event | M | 5/5 | |
| 11 May | Swiss Championships Sprint | Switzerland | Europe | F | World Ranking Event | KS | 27/4 | |
| 14 May - 18 May | CX80 World Cup in MTB Orienteering and European MTB Orienteering Championships 2025 | Lithuania | Europe | M | Regional Championships
World Cup
World Ranking Event | | | |
| 15 May - 18 May | European Junior and Youth MTB Orienteering Championships 2025 | Lithuania | Europe | M | Regional Championships | | | |
| 17 May | Austria Cup & Austrian Championship Long Distance |  Austria | Europe | F | World Ranking Event | L | | |
| 17 May | FinTrailO 2025, PreO | Finland | Europe | T | World Ranking Event | P | 12/5 | |
| 18 May | FinTrailO 2025, TempO | Finland | Europe | T | World Ranking Event | T | 12/5 | |
| 24 May | Baltic Orienteering Championships | Latvia | Europe | F | World Ranking Event | L | | |
| 24 May | VM uttak mellom | Norway | Europe | F | World Ranking Event | M | | |
| 25 May | Finnish Orienteering Championship, Middle distance | Finland | Europe | F | World Ranking Event | M | 15/5 | |
| 25 May | VM uttak lang | Norway | Europe | F | World Ranking Event | L | | |
| 29 May | Swedish League, #5, sprint (WRE) | Sweden | Europe | F | World Ranking Event | S | | |
| 31 May | Hungarian Middle Distance Championships | Hungary | Europe | F | World Ranking Event | M | 19/5 | |
| 31 May | Swedish League, #6, middle | Sweden | Europe | F | World Ranking Event | M | | |
| 31 May | Sprint Estonian championships | Estonia | Europe | F | World Ranking Event | S | 26/5 | |
| 1 Jun | Czech Cup | Czechia | Europe | F | World Ranking Event | L | 15/5 | |
| 1 Jun | Swedish League, #7, long | Sweden | Europe | F | World Ranking Event | L | | |
| 7 Jun | Falco Cup 2025 | Lithuania | Europe | T | World Ranking Event | T | 4/6 | |
| 8 Jun | Falco Cup 2025 | Lithuania | Europe | T | World Ranking Event | P | 4/6 | |
| 13 Jun | Trofeo Internacional Madrid Trail-O | Spain | Europe | T | World Ranking Event | T | 6/6 | |
| 14 Jun | Trofeo Internacional Madrid Trail-O | Spain | Europe | T | World Ranking Event | P | 6/6 | |
| 15 Jun | Trofeo Internacional Madrid Trail-O | Spain | Europe | T | World Ranking Event | P | 6/6 | |
| 15 Jun | Alpe Adria Cup - 25th Zagreb Open Orienteering Event |  Croatia | Europe | F | World Ranking Event | L | 2/6 | |
| 17 Jun - 22 Jun | Orienteering World Cup Round 1 - Idre Fjäll | Sweden | Europe | F | World Cup
World Ranking Event | | | |
| 19 Jun | Mazovia MTBO’25 | Poland | Europe | M | World Ranking Event | M | | |
| 20 Jun | Mazovia MTBO’25 | Poland | Europe | M | World Ranking Event | L | | |
| 20 Jun | O-Festival sprint | Norway | Europe | F | World Ranking Event | S | | |
| 21 Jun | O-Festival mellom | Norway | Europe | F | World Ranking Event | M | | |
| 21 Jun | Idrefjällveckan - PreO1 | Sweden | Europe | T | World Ranking Event | P | 13/6 | |
| 22 Jun | Idrefjällveckan - PreO2 | Sweden | Europe | T | World Ranking Event | P | 13/6 | |
| 22 Jun | Mazovia MTBO’25 | Poland | Europe | M | World Ranking Event | MS | | |
| 22 Jun | O-Festival lang | Norway | Europe | F | World Ranking Event | L | | |
| 23 Jun | Idrefjällveckan - TempO | Sweden | Europe | T | World Ranking Event | T | 13/6 | |
| 27 Jun | Kapa 2025 3-days (Day1) | Latvia | Europe | F | World Ranking Event | M | | |
| 27 Jun - 4 Jul | Junior World Orienteering Championships 2025 | Italy | Europe | F | Junior World Championships | | | |
| 28 Jun | Kapa 2025 3-days (Day2) | Latvia | Europe | F | World Ranking Event | M | | |
| 4 Jul | Mazury Cup - Stage 1 | Poland | Europe | F | World Ranking Event | M | 30/4 | |
| 4 Jul | MTBO5days 2025 - stage 3 | Czechia | Europe | M | World Ranking Event | M | | |
| 5 Jul | MTBO5days 2025 - stage 4 | Czechia | Europe | M | World Ranking Event | L | | |
| 5 Jul | Siben TrailO Cup 2025 Temp-O | Italy | Europe | T | World Ranking Event | T | | |
| 6 Jul | Siben TrailO Cup 2025 Pre-O | Italy | Europe | T | World Ranking Event | P | | |
| 7 Jul - 12 Jul | World Orienteering Championships 2025 | Finland | Europe | F | World Championships | | | |
| 11 Jul | Estonian and Baltic MTBO championships in sprint | Estonia | Europe | M | World Ranking Event | S | 29/6 | |
| 13 Jul | Estonian and Baltic MTBO championships in long distance | Estonia | Europe | M | World Ranking Event | L | 29/6 | |
| 17 Jul - 20 Jul | European Youth Orienteering Championships 2025 | Czechia | Europe | F | Regional Championships | | | |
| 24 Jul - 27 Jul | European Universities Orienteering Championship 2025 | Poland | Europe | F | Partner Event | | | |
| 31 Jul | Scottish 6 Days Deeside 2025 Day 4 | Great Britain | Europe | F | World Ranking Event | L | | |
| 1 Aug | Scottish 6 Days Deeside 2025 Day 5 | Great Britain | Europe | F | World Ranking Event | L | 30/6 | |
| 2 Aug | Lahti TrailO - PreO1 | Finland | Europe | T | World Ranking Event | P | | |
| 2 Aug | Lahti TrailO - TempO | Finland | Europe | T | World Ranking Event | T | | |
| 2 Aug | Sudety Cup - Stage 3 | Poland | Europe | F | World Ranking Event | M | 30/4 | |
| 2 Aug | EOC Test Races Knock-Out Sprint | Belgium | Europe | F | World Ranking Event | KS | 13/7 | |
| 3 Aug | Lahti TrailO - PreO2 | Finland | Europe | T | World Ranking Event | P | | |
| 3 Aug | Sprint Scotland Race 1 | Great Britain | Europe | F | World Ranking Event | S | | |
| 3 Aug | Sprint Scotland Race 2 | Great Britain | Europe | F | World Ranking Event | S | | |
| 3 Aug | EOC Test Races Sprint | Belgium | Europe | F | World Ranking Event | S | 20/7 | |
| 9 Aug | Finnish Orienteering Championship, Knock-Out Sprint | Finland | Europe | F | World Ranking Event | KS | 31/7 | |
| 9 Aug | Siguldas Kauss 2025 (Middle) | Latvia | Europe | F | World Ranking Event | M | | |
| 9 Aug - 15 Aug | World Master Orienteering Championships 2025 | Spain | Europe | F | World Masters | | 30/4 | |
| 10 Aug | Fauri Cup. Stage 3 | Moldova, Republic of | Europe | F | World Ranking Event | M | | |
| 11 Aug - 17 Aug | CX80 World MTB Orienteering Championships 2025 and CX80 World Cup in MTB Orienteering | Poland | Europe | M | World Championships
World Cup
World Ranking Event | | | |
| 11 Aug - 17 Aug | Junior World MTB Orienteering Championships 2025 | Poland | Europe | M | Junior World Championships | | | |
| 21 Aug | National Championship M.D. & Carpath-O Trophy stage 1 |  Romania | Europe | F | World Ranking Event | M | 30/5 | |
| 22 Aug | National Championship L.D. & Carpath-O Trophy stage 2 | Romania | Europe | F | World Ranking Event | L | 30/5 | |
| 24 Aug | National Championship Sprint & Carpath-O Trophy stage 3 | Romania | Europe | F | World Ranking Event | S | 30/5 | |
| 26 Aug - 31 Aug | European Orienteering Championships 2025 - Orienteering World Cup Round 2 | Belgium | Europe | F | Regional Championships
World Cup | | | |
| 26 Aug - 31 Aug | World Trail Orienteering Championships 2025 | Hungary
Slovakia | Europe | T | World Championships
World Ranking Event | | | |
| 4 Sep | SEE(M)OC Middle distance |  Bulgaria | Europe | F | World Ranking Event | M | 23/8 | |
| 5 Sep | SEE(M)OC Long distance | Bulgaria | Europe | F | World Ranking Event | L | 23/8 | |
| 6 Sep | Czech Cup | Czechia | Europe | F | World Ranking Event | M | | |
| 6 Sep | Nationale Sud-Est Moyenne Distance | France | Europe | F | World Ranking Event | M | | |
| 7 Sep | SEE(M)OC Sprint distance | Bulgaria | Europe | F | World Ranking Event | S | 23/8 | |
| 7 Sep | Nationale Sud-Est Longue Distance | France | Europe | F | World Ranking Event | L | | |
| 7 Sep | Swiss Championships Long | Switzerland | Europe | F | World Ranking Event | L | 24/8 | |
| 7 Sep | Finnish Orienteering Championship, Long distance | Finland | Europe | F | World Ranking Event | L | 28/8 | |
| 11 Sep | Testrace Sprint | Switzerland | Europe | F | World Ranking Event | S | 24/8 | |
| 13 Sep | TuMe100, TempO | Finland | Europe | T | World Ranking Event | T | | |
| 13 Sep | Camp. Italiani Long | Italy | Europe | F | World Ranking Event | L | | |
| 13 Sep | Swiss Championships Middle | Switzerland | Europe | F | World Ranking Event | M | 24/8 | |
| 14 Sep | TuMe100, PreO | Finland | Europe | T | World Ranking Event | P | | |
| 14 Sep | DM Lang | Denmark | Europe | F | World Ranking Event | L | | |
| 18 Sep - 21 Sep | CX80 World Cup in MTB Orienteering and U23 World MTB Orienteering Championships 2025 | Bulgaria | Europe | M | World Cup
World Ranking Event | | | |
| 19 Sep | Mentor Silva Cup | Romania | Europe | F | World Ranking Event | S | 15/7 | |
| 19 Sep | NC sprint | Norway | Europe | F | World Ranking Event | S | | |
| 20 Sep | Finnish Orienteering Championship, Sprint distance | Finland | Europe | F | World Ranking Event | S | | |
| 20 Sep | Hungarian Sprint Championships | Hungary | Europe | F | World Ranking Event | S | | |
| 20 Sep | NC mellom | Norway | Europe | F | World Ranking Event | M | | |
| 21 Sep | Mentor Silva Cup | Romania | Europe | F | World Ranking Event | M | 15/5 | |
| 25 Sep - 29 Sep | Orienteering World Cup Round 3 | Switzerland | Europe | F | World Cup | | | |
| 27 Sep | Magaziin Orienteering Games long distance | Estonia | Europe | F | World Ranking Event | L | | |
| 27 Sep - 28 Sep | MTBO World Masters Series - GBR | Great Britain | Europe | M | National Event | | | |
| 28 Sep | Magaziin Orienteering Games middle distance | Estonia | Europe | F | World Ranking Event | M | | |
| 4 Oct | Deutsche Meisterschaft Lang OL | Germany | Europe | F | World Ranking Event | L | | |
| 4 Oct | Norwegian TrailO Festival - Nordic Match | Norway | Europe | T | World Ranking Event | P | | |
| 4 Oct | Norwegian TrailO Festival - Nordic Match | Norway | Europe | T | World Ranking Event | T | | |
| 5 Oct | Norwegian TrailO Festival - Nordic Match | Norway | Europe | T | World Ranking Event | P | | |
| 10 Oct | Brașov O-Meeting | Romania | Europe | F | World Ranking Event | S | 1/10 | |
| 11 Oct | Brașov O-Meeting | Romania | Europe | F | World Ranking Event | M | 1/10 | |
| 11 Oct | Banat Open 2025 | Serbia | Europe | F | World Ranking Event | M | | |
| 11 Oct | Hungarian Long Distance Championships | Hungary | Europe | F | World Ranking Event | L | | |
| 15 Oct | ÖSTM/ÖM Sprint (X. Austria Cup 2025) | Austria | Europe | F | World Ranking Event | S | | |
| 18 Oct | Lithuania cup | Lithuania | Europe | F | World Ranking Event | M | 1/9 | |
| 18 Oct | Camp. Italiani Sprint | Italy | Europe | F | World Ranking Event | S | | |
| 25 Oct | 2 days of the North West Veluwe |  Netherlands | Europe | F | World Ranking Event | M | 31/7 | |
| 1 Nov | Championnat de France de Sprint | France | Europe | F | World Ranking Event | S | | |
| 8 Nov | Jættemilen 2025 | Denmark | Europe | F | World Ranking Event | L | | |
