| 13 Jan 18 | XCO National Series | Nerang National Park, Nerang, QLD Australia | AUS | 3 | |
| 14 Jan 18 | XCO National Series | Nerang National Park, Nerang, QLD Australia | AUS | 3 | |
| 18-21 Jan 18 | Snow Bike Festival | Gstaad | SUI | S1 | |
| 20 Jan 18 | UCI MTB MARATHON SERIES – Momentum Health Presented By Biogen Attakwas Extreme | Oudtshoorn | RSA | 3 | |
| 20-21 Jan 18 | DHI National Series | Mt Coramba Karangi, Coffs Harbour NSW | AUS | 3 | |
| 21 Jan 18 | Copa grand Prix Internacional | Frutillar | CHI | 2 | |
| 25-28 Jan 18 | Costa Blanca Bike Race 2018 | Alicante | ESP | S2 | |
| 27 Jan 18 | XCO National Series + UCI Junior Series XCO | Goatfarm MTB Greenmount, Perth, WA Australia | AUS | 3 | |
| 28 Jan 18 | XCO National Series | Goatfarm MTB Park Greenmount, Perth, WA Australia | AUS | 3 | |
| 03 Feb 18 | SA XCO Cup Series + UCI Junior Series XCO | Cape Town | RSA | 1 | |
| 03-04 Feb 18 | DHI National Series | Awaba State Forest, Awaba NSW | AUS | 3 | |
| 03-06 Feb 18 | Club La Santa 4 Stage MTB Lanzarote | Lanzarote | ESP | S2 | |
| 04 Feb 18 | Copa chile internacional angol | Angol | CHI | 2 | |
| 04-10 Feb 18 | TransCape | Knysna to Franscchoek | RSA | S2 | |
| 08-11 Feb 18 | Mediterranean Epic | Oropesa Del Mar (Castellón) | ESP | S2 | |
| 09-11 Feb 18 | Oceania Continental Championships – XCO – DHI | Dunedin, Otago | NZL | CC | |
| 11 Feb 18 | Abierto Across Internacional XCO #1 + UCI Junior Series XCO | Cordoba | ARG | 1 | |
| 17-18 Feb 18 | DHI National Series | Narbethong State Forest, Narbethong VIC | AUS | 3 | |
| 18 Feb 18 | Abierto Noa XCO + UCI Junior Series XCO | San Pedro de Colalao, Tucumán | ARG | 1 | |
| 22-25 Feb 18 | Cyprus Sunshine Cup – Afxentia | Lefcara – Lythrodontas – Macheras forest | CYP | SHC | |
| 24-25 Feb 18 | Portugal Cup DHI #1 | Tarouca | POR | 1 | |
| 25-26 Feb 18 | Copa Catalana Internacional Mtb | Banyoles (Girona) | ESP | HC | |
| 25 Feb 18 | UCI MTB MARATHON SERIES – Nedbank Namibia National XCM Championships | Windhoek, Namibia | NAM | 3 | |
| 25 Feb 18 – 02 Mar 18 | Andalucía Bike Race presented by Shimano | Linares & Córdoba | ESP | S1 | |
| 25 Feb 18 | Taça Brasil de Cross-Country | Curitiba | BRA | 2 | |
| 03-04 Mar 18 | Portugal Cup XCO #1 | Vila Franca, Viana do Castelo | POR | 2 | |
| 03 Mar 18 | Cyprus Sunshine Cup | Amathous / Agios Tychon | CYP | 1 | |
| 04 Mar 18 | Down Urban Barcelona | Barcelona | ESP | 3 | |
| 04 Mar 18 | Internacionales XCO Chelva | Chelva | ESP | 1 | |
| 04 Mar 18 | Verona MTB International | Verona | ITA | 2 | |
| 08-11 Mar 18 | Windrock Pro GRT | Oak Ridge | USA | 1 | |
| 10-11 Mar 18 | Copa Lippi Cannondale Santiago + UCI Junior Series XCO | Santiago (XCO) | CHI | 1 | |
| 10 Mar 18 | UCI MTB WORLD CUP – XCO | Stellenbosch | RSA | CDM | |
| 11 Mar 18 | Abierto Argentino XCO #1 | Comodoro Rivadavia City Chubut Province | ARG | 2 | |
| 11 Mar 18 | Internazionali d’Italia Series – 21° Gaerne Mtb Trophy | Maser TV | ITA | 2 | |
| 11 Mar 18 | Copa Catalana Internacional MTB | Corró D’amunt (Barcelona) | ESP | 3 | |
| 11 Mar 18 | Descenso Sant Andreu De La Barca Gran Premi Diputació De Barcelona | Sant Andreu De La Barca (Barcelona) Spain | ESP | 2 | |
| 17-18 Mar 18 | Portugal Cup DHI #2 | São Brás de Alportel, Algarve | POR | 1 | |
| 17-18 Mar 18 | Descenso Alhaurin De La Torre – Dhc2 | Alhaurin De La Torre (Málaga) | ESP | 2 | |
| 17 Mar 18 | Misgav International | Misgav | ISR | 1 | |
| 18-25 Mar 18 | Absa Cape Epic | Cape Town – Western Cape | RSA | SHC | |
| 18 Mar 18 | Campeonato Centroamericano DH 2018 | La Lucha,San José | CRC | 2 | |
| 18 Mar 18 | Fecichile | La Serena | CHI | 2 | |
| 18 Mar 18 | Gran Premio Ciudad De Valladolid De Btt | Valladolid | ESP | 2 | |
| 18 Mar 18 | Copa Mezuena Junior – UCI Junior Series XCO | Zipaquirá | COL | 3 | |
| 22-25 Mar 18 | Crankworx Rotorua Downhill | Rotorua, NZ | NZL | 1 | |
| 23-25 Mar 18 | Salcano Marmaris MTB Cup | Marmaris | TUR | S2 | |
| 23-25 Mar 18 | French Cup XCO/XCE # 1 + UCI Junior Series XCO | Marseille – Luminy | FRA | 1 | |
| 24 Mar 18 | XCO National Series + UCI Junior Series XCO | Stromlo Forest Park, Canberra, NSW Australia | AUS | 3 | |
| 24-25 Mar 18 | Portugal Cup DHI #3 | Lousã | POR | 1 | |
| 25 Mar 18 | XCO National Series | Stromlo Forest Park, Canberra, NSW Australia | AUS | 3 | |
| 25 Mar 18 | Superprestigio MTB | Arguedas (Navarra) | ESP | 2 | |
| 25 Mar 18 | HSBC UK National Cross Country Series Round 1 | Sherwood Pines | GBR | 2 | |
| 25 Mar 18 | Kamptal-Klassik-Trophy | Langenlois/Zöbing | AUT | 1 | |
| 30-31 Mar 18 | Nedbank Namibia XC 1 + UCI Junior Series XCO | Windhoek, Namibia | NAM | 1 | |
| 30 Mar 18 – 01 Apr 18 | Volcat Gp Diputació De Barcelona | Barruera (Vall De Boí) | ESP | S2 | |
| 31 Mar 18 | SA XCO Cup Series | Gauteng | RSA | 1 | |
| 31 Mar 18 – 01 Apr 18 | Bilbao Donwhill International | Bilbao, Spain | ESP | 1 | |
| 02 Apr 18 | Manavgat Marathon Cup | Antalya | TUR | 3 | |
| 02 Apr 18 | Griči XC 2018 | Vrtojba | SLO | 1 | |
| 06-08 Apr 18 | Garda Lake Race – Trofeo Delcar (Gara A Tappe) | Manerba Del Garda (Bs) | ITA | S2 | |
| 07-08 Apr 18 | Portugal Cup XCO #2 | Jamor – Oeiras | POR | 2 | |
| 07 Apr 18 | US Cup-Fontana City National | Fontana City, CA | USA | HC | |
| 07 Apr 18 | XCM Dalmatinska zagora | Klis | CRO | 3 | |
| 08 Apr 18 | Open De España Xco Cofidis 2018 G. P. Villuercas-Extremadura | Cañamero – Cáceres- España | ESP | 2 | |
| 08 Apr 18 | #1 Proffix Swiss Bike Cup Mte. Tamaro | Rivera / Mte. Tamaro | SUI | 1 | |
| 08 Apr 18 | UCI MTB MARATHON SERIES – Roc Laissagais | Laissac / Aveyron | FRA | 3 | |
| 08 Apr 18 | GP MTB Stad Beringen | Beringen | BEL | 1 | |
| 12 Apr 18 | 2018 Gold Coast Commonwealth Games | Gold Coast | AUS | 3 | |
| 13-15 Apr 18 | French Cup XCO/XCE # 2 | Lourdes | FRA | 1 | |
| 13-15 Apr 18 | CIMTB – Copa Internacional MTB – SHC | Araxá – Minas Gerais | BRA | SHC | |
| 14-15 Apr 18 | Psebay Challenge | Psebay | RUS | 3 | |
| 14-15 Apr 18 | NW Cup #1 | Port Angeles, WA | USA | 2 | |
| 14 Apr 18 | US Cup – Bonelli Park XCO | San Dimas, CA | USA | HC | |
| 15 Apr 18 | MTB – XC | Turčianske Teplice | SVK | 2 | |
| 15 Apr 18 | Internazionali d’Italia Series – Marlene Südtirol Sunshine Race + UCI Junior Series XCO | Nalles | ITA | HC | |
| 15 Apr 18 | Xco Završnica 2018 C2 | Završnica, Žirovnica | SLO | 2 | |
| 15 Apr 18 | MTBliga #1 | Morsø | DEN | 2 | |
| 21-22 Apr 18 | Titano XCO | San Marino | SMR | 2 | |
| 21-22 Apr 18 | Ötztaler Mountainbike Festival | Haiming | AUT | HC | |
| 21-22 Apr 18 | UCI MTB WORLD CUP – DHI | Losinj | CRO | CDM | |
| 21-22 Apr 18 | Grand Prix of Mostovskiy district | Psebay | RUS | 2 | |
| 21-22 Apr 18 | Konya Mtb Cup | Konya | TUR | 2 | |
| 22 Apr 18 | Copa MTB 2018 Costa Rica #1 | Alajuela | CRC | 2 | |
| 22 Apr 18 | European Continental Championships – XCM | Spilimbergo | ITA | CC | |
| 22 Apr 18 | UCI MTB MARATHON SERIES – Maratona Internacional Estrada Real – XCM | Ouro Branco MG | BRA | 3 | |
| 22 Apr 18 | 17. BIA Mountainbike-Cup Solingen | Solingen | GER | 3 | |
| 22 Apr 18 | HSBC UK National Cross Country Series Round 2 | Dalby Forest | GBR | 2 | |
| 22 Apr 18 | Superprestigio MTB | Arnedo | ESP | 2 | |
| 22 Apr 18 | #2 Proffix Swiss Bike Cup Schaan (FL) | Schaan (FL) | SUI | 1 | |
| 28 Apr 18 | Klippingracet 2018 | Säter | SWE | 2 | |
| 28-29 Apr 18 | Portugal Cup DHI #4 | Ribeira de Pena | POR | 2 | |
| 29 Apr 18 | Copa Catalana Internacional MTB | Vall De Lord ( Sant Llorenç De Morunys) | ESP | 3 | |
| 29 Apr 18 | MTB Croatia Cup – Vodice | Vodice | CRO | 2 | |
| 29 Apr 18 | French Cup DHI # 1 | Cormaranche en Bugey | FRA | 2 | |
| 29 Apr 18 | Strabag Czech MTB cup #1 | Praha | CZE | 1 | |
| 29 Apr 18 | Heubacher Mountainbikefestival Bike the Rock – Int. MTB Bundesliga + UCI Junior Series XCO | Heubach | GER | HC | |
| 29 Apr 18 | UCI MTB MARATHON SERIES – Roc d’Ardenne | Houffalize | BEL | 3 | |
| 29 Apr 18 | Accell Izmir MTB Cup | Izmir | TUR | 2 | |
| 30 Apr 18 | Fiskumrittet XCO | Darbu | NOR | 1 | |
| 01-06 May 18 | Portugal MTB | Viseu | POR | S1 | |
| 02-06 May 18 | Asian Continental Championships – XCO – DHI | Cebu, Philppines | PHI | CC | |
| 04-06 May 18 | Rye Bike Festival / Rye terrengsykkelfestival | Oslo | NOR | S1 | |
| 04-06 May 18 | iXS European Downhill Cup | Kranjska Gora | SLO | 1 | |
| 05-06 May 18 | French Cup XCO # 3 | Ussel | FRA | 1 | |
| 05-06 May 18 | Soldier Hollow Pro XCT+ UCI Junior Series XCO | Midway, UT | USA | 1 | |
| 05 May 18 | Rye Junior event XCO | Oslo | NOR | 1 | |
| 05-06 May 18 | MTB weekend Eupen | Eupen | BEL | 2 | |
| 05 May 18 | SA XCO Cup Series & UCI Junior Series XCO | Cascades MTB Park, Pietermaritzburg | RSA | 1 | |
| 05 May 18 | #3 Proffix Swiss Bike Cup / Bike Days Solothurn | Bike Days Solothurn | SUI | 1 | |
| 05 May 18 | Copa Chile Internacional by focus bike La Ligua | La Ligua | CHI | 2 | |
| 06 May 18 | Sakarya BB MTB Cup | Sakarya | TUR | 1 | |
| 06 May 18 | SA XCO Cup Series | Bloemfontein | RSA | 1 | |
| 06 May 18 | Copa Catalana Internacional MTB | Barcelona | ESP | 1 | |
| 06 May 18 | Grazer Bike-Opening Stattegg | Graz/Stattegg | AUT | 1 | |
| 11-13 May 18 | La Rioja Bike Race presented by Shimano | Logroño | ESP | S2 | |
| 11-13 May 18 | Belgian Mountainbike Challenge (BeMC) | La roche-en-ardenne | BEL | S1 | |
| 11-13 May 18 | iXS German Downhill Cup + BMO 4X Rumble | Winterberg | GER | 2 | |
| 12 May 18 | XCM Island of Hvar | Island of Hvar | CRO | 3 | |
| 12 May 18 | XC BAM.BI Krvavec 2018 | Kravavec Bike Park | SLO | 2 | |
| 12-13 May 18 | Portugal Cup XCO #3 | Fundão | POR | 2 | |
| 12-13 May 18 | Coupe de Japon MTB Yawatahama International MTB Race + UCI Junior Series | Yawatahama City,Ehime | JPN | 1 | |
| 12-13 May 18 | Petrich DHI | Petrich, Bulgaria | BUL | 2 | |
| 12 May 18 | UCI MTB MARATHON SERIES – VIII° Capoliveri Legend Cup | Capoliveri LI – Isle of Elba | ITA | 3 | |
| 13 May 18 | Internationale MTB Bundesliga – Vulkan Race Gedern | Gedern | GER | 2 | |
| 13 May 18 | Strabag Czech MTB cup #2 | Kutná Hora | CZE | 1 | |
| 13 May 18 | Superprestigio MTB | Tibi (Alicante) | ESP | 2 | |
| 13 May 18 | Abierto Argentino XCO #2 | Catamarca | ARG | 1 | |
| 13 May 18 | UCI MTB MARATHON SERIES – Rothaus Hegau | Singen, Germany | GER | 3 | |
| 13 May 18 | Puerto Viejo Limon – Puerto Viejo Limón | Puerto Viejo Limon | CRC | 3 | |
| 13 May 18 | HSBC UK National Cross Country Series Round 3 | Glentress | GBR | 2 | |
| 13 May 18 | Vargarda CK MTB | Vargarda | SWE | 1 | |
| 13 May 18 | Górale na Start | Wałbrzych | POL | 2 | |
| 13 May 18 | Dachstein Salzkammergut Mountainbike Grand Prix + UCI Junior Series XCO | Obertraun | AUT | HC | |
| 13 May 18 | French Cup DHI # 2 | Métabief | FRA | 2 | |
| 13 May 18 | SloXcup XCO Kamnik | Kamnik | SLO | 2 | |
| 18-20 May 18 | UCI MTB WORLD CUP – XCO – XCC | Albstadt | GER | CDM | |
| 19-21 May 18 | iXS European Downhill Cup | Willingen | GER | 1 | |
| 20 May 18 | UCI MTB MARATHON SERIES – Meda100Marathon Vale D’Aldeia | Mêda | POR | 3 | |
| 20 May 18 | Banca Transilvania | Cluj-Napoca | ROU | 3 | |
| 20 May 18 | Hellas – Salamina island M.T.B XCO 2018 C3 by AlterBikeTours | Salamina | GRE | 3 | |
| 25-27 May 18 | UCI MTB WORLD CUP – XCO – XCC | Nove Mesto na Morave | CZE | CDM | |
| 26-27 May 18 | Coupe du Japon Fujimi Panorama + UCI Junior Series | Fujimi Panorama Resort, Fujimi Town | JPN | 3 | |
| 27 May 18 | MTBliga #2 | Silkeborg | DEN | 2 | |
| 27 May 18 | AlterBikeTours – MTB XCO C3 Race | Marathon – Attiki | GRE | 3 | |
| 27 May 18 | Långa Lugnet XCM | Falun | SWE | 3 | |
| 27 May 18 | Napo Cup XCO | Cluj-Napoca | ROU | 2 | |
| 01-03 Jun 18 | Borlänge Tour | Borlänge | SWE | S2 | |
| 02 Jun 18 | Molyvos Urban MTB XCO – C2 | Molyvos , Lesvos | GRE | 2 | |
| 02-03 Jun 18 | UCI MTB WORLD CUP – DHI | Fort William | GBR | CDM | |
| 02 Jun 18 | Konnerudrittet 2018 | Drammen in Norway | NOR | 2 | |
| 02 Jun 18 | Copa MTB 2018 Costa Rica #2 + UCI Junior Series XCO | Cartago | CRC | 2 | |
| 02 Jun 18 | Baie Saint Paul Coupe Canada XCO + UCI Junior Series XCO | Baie Saint Paul | CAN | 1 | |
| 02-03 Jun 18 | SloXcup XC Kocevje | Dolga Vas, Kocevje | SRB | 1 | |
| 02 Jun 18 | Mythic – Vélo Vert Festival à Villard-de-Lans | Villard-de-Lans | FRA | 3 | |
| 02-03 Jun 18 | Courmayeur Junior event | Courmayeur | ITA | 3 | |
| 02 Jun 18 | XCM Island of Rab | Island of Rab | CRO | 3 | |
| 02-03 Jun 18 | Erezée MTB cup | Erezée | BEL | 1 | |
| 03 Jun 18 | Strabag Czech MTB cup #2 | Bedrichov | CZE | 1 | |
| 03 Jun 18 | Molyvos Urban MTB XCO – C2 | Molyvos , Lesvos | GRE | 2 | |
| 03 Jun 18 | #4 PROFFIX Swiss Bike Cup Gränichen (AG) + UCI Junior Series XCO | Gränichen (AG) | SUI | HC | |
| 07-10 Jun 18 | Alpentour trophy | Schladming | AUT | S1 | |
| 08-10 Jun 18 | Salcano-Kyocera MTB Cup Vojvodina S2 | Novi Sad | SRB | S2 | |
| 09-10 Jun 18 | UCI MTB WORLD CUP – DHI | Leogang | AUT | CDM | |
| 09-10 Jun 18 | Aprutium race | Pineto Teramo | ITA | 2 | |
| 09-10 Jun 18 | MTB – XC | Ski Park Košice – Jahodná | SVK | 2 | |
| 09 Jun 18 | UCI MTB MARATHON SERIES – International MTB Marathon Malevil Cup | Jablonne v Podjestedi | CZE | 3 | |
| 09-10 Jun 18 | CIMTB – Copa Internacional MTB + UCI Junior Series XCO | Ouro Preto – Minas Gerais | BRA | 1 | |
| 09 Jun 18 | Missoula XC | Missoula, Montana | USA | 2 | |
| 09-10 Jun 18 | Canada Cup at Horseshoe Resort | Barrie, Ontario | CAN | 2 | |
| 10 Jun 18 | MTBliga #3 | Varde | DEN | 2 | |
| 10 Jun 18 | HSBC UK National Cross Country Series Round 4 | Kentford | GBR | 2 | |
| 14-17 Jun 18 | Crankworx Innsbruck Downhill | Innsbruck – Muttereralmpark | AUT | 1 | |
| 16-17 Jun 18 | Portugal Cup XCO #4 | Valongo | POR | 2 | |
| 16 Jun 18 | UCI MTB MARATHON SERIES – Hero Südtirol Dolomites – MTB Alpine Cup | Selva Val Gardena/Corvara | ITA | 3 | |
| 16 Jun 18 | ASVÖ Raiffeisen Österreich Grand Prix | Windhaag bei Perg | AUT | 1 | |
| 16 Jun 18 | Maratona Internacional Estrada Real # 2- XCM | Mariana – MG | BRA | 3 | |
| 16 Jun 18 | SA XCO Cup Series | Mankele MTB Park | RSA | 1 | |
| 17 Jun 18 | Strabag Czech MTB cup #4 | Zadov | CZE | 2 | |
| 17 Jun 18 | Copa Catalana Internacional Mtb | Barruera (Vall De Boí) | ESP | 2 | |
| 17 Jun 18 | XCO Samobor | Samobor | CRO | 1 | |
| 17 Jun 18 | Trek Store Canada Cup/Ontario Cup XCO+ UCI Junior Series XCO | Hardwood Ski & Bike, Oro Station, ON | CAN | 2 | |
| 17 Jun 18 | Cetatuia XCO | Lasi | ROU | 2 | |
| 23-24 Jun 18 | iXS German Downhill Cup | Klínovec | CZE | 2 | |
| 23-24 Jun 18 | Int. KitzAlpBike-Festival | Kirchberg in Tirol | AUT | 1 | |
| 23-24 Jun 18 | Pamporovo Bike Fest | Pamporovo resort | BUL | 1 | |
| 23-24 Jun 18 | NW Cup – Tamarack | Tamarack Bike Park, Tamarack, ID | USA | 3 | |
| 24 Jun 18 | City Mountainbike Festival | Waregem | BEL | 3 | |
| 24 Jun 18 | Taça Brasil de Cross-Country | Goiania, GO | BRA | 2 | |
| 24 Jun 18 | #5 Proffix Swiss Bike Cup | Andermatt | SUI | 1 | |
| 24 Jun 18 | UCI MTB MARATHON SERIES – Race XCM Arica | Arica | CHI | 3 | |
| 24 Jun 18 | Internationale MTB Bundesliga -Bike Tage Wombach | Lohr am Main/Wombach | GER | 2 | |
| 24 Jun 18 | Superprestigio MTB | Moralzarzal (Madrid) | ESP | 2 | |
| 29 Jun 18 – 01 Jul 18 | Vaud Engadin Bike Giro | St. Moritz / Silvaplana | SUI | S2 | |
| 30 Jun 18 – 03 Jul 18 | Bike Adventure | Szklarska Poręba | POL | S2 | |
| 30 Jun 18 | European Continental Championships – Ultra XCM | Vielha – Val d’Aran | ESP | CC | |
| 30 Jun 18 – 01 Jul 18 | French Cup DHI # 3 | Les Carroz | FRA | 1 | |
| 30 Jun 18 – 01 Jul 18 | Vayamundo MTB Cup | Houffalize | BEL | 1 | |
| 30 Jun 18 | UCI MTB MARATHON SERIES – Bike Maraton Drásal České spořitelny | Holešov | CZE | 3 | |
| 30 Jun 18 | Copa Chile Internacional – Petorca | Petorca | CHI | 2 | |
| 30 Jun 18 – 01 Jul 18 | iXS European Downhill Cup | Abetone – Pistoia | ITA | 1 | |
| 30 Jun 18 | MTB Alpago Trophy | Lamosano di Chies d’Alpago – Belluno | ITA | 1 | |
| 01 Jul 18 | Abierto Argentino XCO #3 | Santiago del Estero | ARG | 2 | |
| 01 Jul 18 | Strabag Czech MTB cup #2 | Brno | CZE | 1 | |
| 01 Jul 18 | Xco Črni Vrh 2018 | Črni Vrh Nad Idrijo, | SLO | 2 | |
| 06-08 Jul 18 | UCI MTB WORLD CUP – XCO – XCC – DHI | Val di Sole | ITA | CDM | |
| 07 Jul 18 | UCI MTB MARATHON SERIES – MTB Alpine Cup – MB Race | Combloux / Megeve | FRA | 3 | |
| 07 Jul 18 | Bike Maraton Szklarska Poręba | Szklarska Poręba | POL | 3 | |
| 07 Jul 18 | UCI MTB MARATHON SERIES – Furusjøen Rundt MTB | Kvam | NOR | 3 | |
| 08 Jul 18 | Ankara MTB CUP | Ankara | TUR | 1 | |
| 08 Jul 18 | 5th Crna Trava Trophy – MEG | Crna Trava | SRB | 2 | |
| 08 Jul 18 | MTB – XC | Ski Centrum – Drozdovo | SVK | 2 | |
| 13-15 Jul 18 | UCI MTB WORLD CUP – XCO – XCC – DHI | Vallnord | AND | CDM | |
| 14 Jul 18 | Lugnet XCO | Falun | SWE | 2 | |
| 14 Jul 18 | MTB Academy Cup | Campulung | ROU | 2 | |
| 15-18 Jul 18 | UCI MOUNTAIN BIKE MASTERS WORLD CHAMPIONSHIPS | Vallnord | AND | CMM | |
| 20-22 Jul 18 | iXS European Downhill Cup | Spicak | CZE | 1 | |
| 21-22 Jul 18 | Fernie Canada Cup DH | Fernie Alpine Resort | Fernie BC | CAN | 2 | |
| 21-22 Jul 18 | French Cup DH # 4 | Pra Loup | FRA | 1 | |
| 25 Jul 18 | Championnats d’Europe Masters XCO-DHI | Graz-Stattegg | AUT | CCM | |
| 26-29 Jul 18 | European Continental Championships – XCO – XCE for U23/Juniors – XCR | Graz-Stattegg | AUT | CC | |
| 27-29 Jul 18 | iXS German Downhill Cup | Ilmenau | GER | 2 | |
| 28-29 Jul 18 | Alingsås MTB Challenge | Alingsås | SWE | 1 | |
| 28-29 Jul 18 | Alingsås MTB Challenge | Alingsås | SWE | 3 | |
| 28 Jul 18 | US Cup – Julbo Eastern Grind MTB Race | Williston | USA | 2 | |
| 28 Jul 18 | UCI MTB MARATHON SERIES – M³ Montafon Mountainbike Marathon | Schruns / Montafon | AUT | 3 | |
| 29 Jul 18 – 04 Aug 18 | La Leyenda del Dorado | Manizales (Caldas) | COL | S1 | |
| 02-04 Aug 18 | Ischgl Ironbike Stage Race | Ischgl | AUT | S2 | |
| 04-05 Aug 18 | XCO Iquique | Iquique | CHI | 2 | |
| 04 Aug 18 | US Cup-Boston Rebellion | Walpole, MA | USA | 1 | |
| 04-05 Aug 18 | Trans Itapua Bike | Nueva Alborada | PAR | 3 | |
| 05 Aug 18 | Çameli Marathon Cup | Denizli | TUR | 3 | |
| 05 Aug 18 | HSBC UK National Cross Country Series Round 5 | Builth Wells | GBR | 2 | |
| 05-06 Aug 18 | UCI MTB WORLD CHAMPIONSHIPS – 4X | Val Di Sole | ITA | CM | |
| 07 Aug 18 | European Continental Championships – XCO Elite | Glasgow | GBR | CC | |
| 10-12 Aug 18 | UCI MTB WORLD CUP – XCO – XCC – DHI | Mont-Sainte-Anne | CAN | CDM | |
| 10-12 Aug 18 | Yenice MTB Cup | Yenice / karabük | TUR | S2 | |
| 12 Aug 18 | Zemes XCO | Zemes | ROU | 2 | |
| 12 Aug 18 | Coupe du Japon Hakuba International | Hakuba Snow Harp, Hakuba Town | JPN | 3 | |
| 12 Aug 18 | Canadian Open Enduro | Whistler, BC | CAN | 3 | |
| 12 Aug 18 | Kolding Race Day’s powered by SRAM | Kolding | DEN | 1 | |
| 16-19 Aug 18 | Rothaus Bike Giro Hochschwarzwald | Feldberg & Rothaus | GER | S2 | |
| 16-19 Aug 18 | Carpathian MTB Epic | Cheile Gradistei Fundata | ROU | S2 | |
| 17-19 Aug 18 | Downhill am Inselsberg, iXS GDC | Bad Tabarz | GER | 2 | |
| 17-19 Aug 18 | French Cup XCO # 4 XCE # 3 DHI # 5 | Les Menuires | FRA | 1 | |
| 18-19 Aug 18 | Kentville Canada Cup XC | Kentville, Nova Scotia, Canada | CAN | 2 | |
| 18 Aug 18 | UCI MTB MARATHON SERIES – MTB Alpine Cup – Grand Raid BCVS | Verbier – Grimentz | SUI | 3 | |
| 18 Aug 18 | UCI MTB MARATHON SERIES – CIMTB – Copa Internacional MTB | Congonhas – Minas Gerais | BRA | 3 | |
| 18-19 Aug 18 | Windham ProGRT/XCT + UCI Junior Series XCO | Windham, NY | USA | 1 | |
| 18 Aug 18 | Nova Cup – Krkonoše | Harrachov | CZE | 3 | |
| 18 Aug 18 | Nedback Lesotho XC 2018 | Maseru | LES | 1 | |
| 19 Aug 18 | CK Master MTB Race | Gothenburg | SWE | 3 | |
| 19 Aug 18 | MTB Cross Country « Rund um den Roadlberg » | Ottenschlag im Mühlkreis Oö., Wintersdorf, « Roadlhof » | AUT | 2 | |
| 19 Aug 18 | #6 PROFFIX Swiss Bike Cup Villars | Villars | SUI | 1 | |
| 19 Aug 18 | Canadian Open DH | Whistler, BC | CAN | 1 | |
| 19-20 Aug 18 | Purgatory Revenge | Durango, Colorado | USA | 2 | |
| 24-26 Aug 18 | UCI MTB WORLD CUP – XCO – XCC – DHI | La Bresse | FRA | CDM | |
| 24 Aug 18 | Gp Logos | Katići (Ivanjica) | SRB | 3 | |
| 25-26 Aug 18 | 2. Bled BIke Marathon, Bled BIke Epic | Bled | SLO | 3 | |
| 26 Aug 18 | MTB – XC | Malinô Brdo ski – bike park | SVK | 2 | |
| 26 Aug 18 | Gp Logos | Katići (Ivanjica) | SRB | 2 | |
| 26 Aug 18 | Benelux Cup | Zoetermeer | NED | 2 | |
| 31 Aug 18 – 02 Sep 18 | Salcano Cappadocia stage race | Urgup / Nevsehir | TUR | S2 | |
| 01-02 Sep 18 | Copa Catalana Internacional MTB | Vallnord Copa Catalana Internacional XCO & DHI | AND | 1 | |
| 01 Sep 18 | XCO Izgubljena Ovca | Gronjan, Hrvatska | CRO | 2 | |
| 02 Sep 18 | Internacional Estrada Real – XCO | Itabirito MG | BRA | 2 | |
| 02 Sep 18 | Abierto Argentino XCO #4 | Mendoza City | ARG | 2 | |
| 02 Sep 18 | #7 Proffix Swiss Bike Cup / Bikefestival Basel + UCI Junior Series XCO | Basel/Muttenz | SUI | HC | |
| 04-09 Sep 18 | UCI MTB WORLD CHAMPIONSHIPS – XCO/XCR/DHI | Lenzerheide | SUI | CM | |
| 09 Sep 18 | UCI MTB MARATHON SERIES – O-tour Bike | Alpnach, Obwalden | SUI | 3 | |
| 11-16 Sep 18 | Perskindol Swiss Epic | Verbier – Grächen – Zermatt | SUI | S1 | |
| 14-15 Sep 18 | UCI MTB MARATHON WORLD CHAMPIONSHIPS – XCM | Auronzo Di Cadore | ITA | CM | |
| 15-16 Sep 18 | Karl XII rittet | Halden | NOR | 2 | |
| 15-16 Sep 18 | Portugal Cup XCO #5 | Avis | POR | 2 | |
| 15-16 Sep 18 | Borovets Open Cup | Borovets Resort | BUL | 1 | |
| 15-16 Sep 18 | Kamikaze Bike Games | Mammoth Lakes CA | USA | 2 | |
| 16 Sep 18 | MTB – XC | Poráčská dolina – Poráč park | SVK | 2 | |
| 16 Sep 18 | MTBliga #4 | Aalborg | DEN | 2 | |
| 16 Sep 18 | Taça Brasil de Cross-Country | Londrina-Pr | BRA | 2 | |
| 21-23 Sep 18 | Salcano-Kyocera MTB Cup Novi Sad S2 | Novi Sad | SRB | S2 | |
| 21-22 Sep 18 | UCI MTB MARATHON SERIES – Etna | Milo – Etna (Sicily) | ITA | 3 | |
| 22 Sep 18 | Jelena Góra Trophy – Maja Wloszczowska MTB Race | Jelenia Góra | POL | HC | |
| 22-23 Sep 18 | CIMTB – Copa Internacional MTB – Brazil Cycle Fair | São Paulo | BRA | 2 | |
| 22-23 Sep 18 | Internationale MTB Bundesliga – Freudenstadt | Freudenstadt | GER | 1 | |
| 23 Sep 18 | MTBliga #5 | Copenhagen | DEN | 2 | |
| 23 Sep 18 | UCI MTB MARATHON SERIES – Bike Maraton Jelenia Góra | Jelenia Góra | POL | 3 | |
| 23 Sep 18 | Copa Nacional DH 2018 | San José | CRC | 2 | |
| 23 Sep 18 | UCI MTB MARATHON SERIES – Sakarya | Sakarya | TUR | 3 | |
| 23 Sep 18 | MTB – XC | Poráčská dolina – Poráč park | SVK | 2 | |
| 28 Sep 18 | Trek Israel Race | Mishmar Haemek | ISR | 2 | |
| 28-30 Sep 18 | Dachstein Salzkammergut Mountainbike Stage Race | Obertraun | AUT | S2 | |
| 28-30 Sep 18 | Spetses Terra Challenge MTB 2018 S2 Stage race | Spetses | GRE | S2 | |
| 28-30 Sep 18 | GAES Catalunya Bike Race presented by Shimano | Lleida & Girona | ESP | S2 | |
| 29-30 Sep 18 | Copa aguavista XCO | San Juan del Paraná | PAR | 2 | |
| 29-30 Sep 18 | Salcano MTB Cup | Arnavutköy / Istanbul | TUR | 1 | |
| 29 Sep 18 | Singer Wäldercup 2018 | Titisee-Neustadt | GER | 3 | |
| 29 Sep 18 | Trek Israel Race #2 | Mishmar Haemek | ISR | 2 | |
| 30 Sep 18 | 18° Gara Internazionale XCP di Mountain Bike Gimondibike | Iseo, BS | ITA | 3 | |
| 30 Sep 18 | UCI MTB MARATHON SERIES – XVII Ruta Ciclista BTT Gran Premio Villa de Paterna | Paterna del Campo – Huelva | ESP | 3 | |
| 04-06 Oct 18 | Epic Israel | Glilion Resort | ISR | S1 | |
| 05-07 Oct 18 | iXS Swiss Downhill Cup | Bellwald | SUI | 2 | |
| 05 Oct 18 | UCI MTB MARATHON SERIES – Roc D’Azur | Fréjus | FRA | 3 | |
| 05-07 Oct 18 | Kos Island M.T.B 2018 by AlterBikeTours S2 Stage Race | Kos | GRE | S2 | |
| 06-18 Oct 18 | Jeux Olympiques de la Jeunesse – MTB / Youth Olympic Games – MTB – XCC | Bueno Aires | ARG | JOJ | |
| 06-18 Oct 18 | Jeux Olympiques de la Jeunesse – MTB / Youth Olympic Games – MTB – XCE | Bueno Aires | ARG | JOJ | |
| 07 Oct 18 | Taça Brasil de Cross Country | Maricá – RJ | BRA | 2 | |
| 07 Oct 18 | Yalova MTB Cup | Yalova | TUR | 1 | |
| 07 Oct 18 | UCI MTB MARATHON SERIES – Azores MTB Marathon | Ponta Delgada, Azores | POR | 3 | |
| 07 Oct 18 | Xi Downtown Ciudad De Lleida | Lleida | ESP | 3 | |
| 07 Oct 18 | UCI MTB MARATHON SERIES – Rally Puchuncaví | Puchuncaví | CHI | 3 | |
| 07 Oct 18 | All Yamaguchi Ride Festa / Coupe du Japon Tokusagamine Internationa | Tokusagamine Woodpark (Yamaguchi City) | JPN | 2 | |
| 09-10 Oct 18 | Copa Catalana Internacional Mtb | Girona (Sea Otter Europe) | ESP | 1 | |
| 12-14 Oct 18 | Hellas – Salamina island M.T.B 2018 by AlterBikeTours UCI XCS _Stage Race – S2 | Salamina | GRE | S2 | |
| 13 Oct 18 | Carmel Cup | Usfia | ISR | 3 | |
| 13-20 Oct 18 | Crocodile Trophy | Cairns – Port Douglas | AUS | S2 | |
| 14 Oct 18 | Viii Desafio A Mina San Jose | Caldera, Region De Atacama | CHI | 3 | |
| 14-20 Oct 18 | Momentum Health presented by Biogen Cape Pioneer Trek | Oudtshoorn | RSA | S2 | |
| 14 Oct 18 | UCI MTB MARATHON SERIES – Latramun | Girona | ESP | 3 | |
| 21-27 Oct 18 | Brasil Ride | Porto Seguro | BRA | S1 | |
| 08-09 Dec 18 | Asia Mountain Bike Series – Tambunan | Tambunan, Sabah, Malaysia | MAS | 2 | |
| 28 Dec 18 | Carmel Cup #2 | Usfia |