| 4 Oct | Japan Orienteering Championships – Middle distance |  Japan | Asia | F | World Ranking Event | M | |  |
| 4 Oct | Deutsche Meisterschaft Lang OL |  Germany | Europe | F | World Ranking Event | L | | |
| 4 Oct | Knock Out Pre WOC 2026 |  Italy | Europe | F | World Ranking Event | KS | | |
| 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 | Australian Middle Distance Championships |  Australia | Oceania | F | World Ranking Event | M | | |
| 5 Oct | Norwegian TrailO Festival - Nordic Match | Norway | Europe | T | World Ranking Event | P | | |
| 5 Oct | Sprint Relay Pre WOC 2026 | Italy | Europe | F | | R | | |
| 10 Oct | Brașov O-Meeting |  Romania | Europe | F | World Ranking Event | S | | |
| 10 Oct | Sprint race | Italy | Europe | F | World Ranking Event | S | | |
| 11 Oct | Brașov O-Meeting | Romania | Europe | F | World Ranking Event | M | | |
| 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 | | |
| 12 Oct | 2025 Zhashui Foot-O World Ranking Event |  China | Asia | F | World Ranking Event | S | | |
| 18 Oct | Lithuania cup |  Lithuania | Europe | F | World Ranking Event | M | 13/10 | |
| 18 Oct | Camp. Italiani Sprint | Italy | Europe | F | World Ranking Event | S | 13/10 | |
| 18 Oct | ÖSTM/ÖM Sprint (X. Austria Cup 2025) |  Austria | Europe | F | World Ranking Event | S | 12/10 | |
| 25 Oct | Jakarta International Orienteering Championship 2025 |  Indonesia | Asia | F | World Ranking Event | S | 20/10 | |
| 25 Oct | 2 days of the North West Veluwe |  Netherlands | Europe | F | World Ranking Event | M | 30/9 | |
| 26 Oct | Jakarta International Orienteering Championship 2025 | Indonesia | Asia | F | World Ranking Event | S | 20/10 | |
| 1 Nov | Championnat de France de Sprint |  France | Europe | F | World Ranking Event | S | | |
| 1 Nov | Patagonia Verde 2025 (CNO2025) |  Chile | South America | F | World Ranking Event | L | | |
| 1 Nov | National Sprint Orienteering Championships |  Colombia | South America | F | World Ranking Event | S | 24/10* | |
| 2 Nov | National Sprint Orienteering Championships | Colombia | South America | F | World Ranking Event | KS | 24/10* | |
| 9 Nov | Jættemilen 2025 |  Denmark | Europe | F | World Ranking Event | U | 2/11 | |
