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Endurance races calendar in May 2024 - 2025: x-hour race

Born to Run Ultra Marathons

Los Olivos, USA
14-15 May, 2025 (Wed - Thu)
Trail running
72 hrs, 96 hrs +4 more

Tenacious Ten Ultra

Perth Y Pia, United Kingdom
17 May, 2025 (Sat)
Running
10 hrs
Price from
87 USD
Tenacious Ten Ultra

Alum Creek Trail Race

Lewis Center, USA
17 May, 2025 (Sat)
Trail running
6 hrs +4 more

Armed Forces Endurance Run 6-12-24 hours

Kendallville, USA
17 May, 2025 (Sat)
Running
6 hrs, 12 hrs, 24 hrs

Recommended for you

Butterfield Backyard - UT

Herriman, USA
17 May, 2025 (Sat)
Trail running
12 hrs, 24 hrs

CHICAGO 7-11 Hour Endurance Run

Willow Springs, USA
17 May, 2025 (Sat)
Running
7 hrs, 11 hrs

Death by 5k Waterloo

Waterloo, USA
17 May, 2025 (Sat)
Running
24 hrs

Endure Trail Runs

Florissant, USA
17 May, 2025 (Sat)
Running
12 hrs, 24 hrs +1 more
This event also offers:Trail running

Galena Sky Trail Races

Galena, USA
17 May, 2025 (Sat)
Trail running
4 hrs, 8 hrs

High Lea 6/12/24 hour

Richfield, USA
17 May, 2025 (Sat)
Running
6 hrs, 12 hrs, 24 hrs +1 more

This week’s best deals

Image of Corri Trieste
Up to 60% off

Corri Trieste

Trieste, Italy
17 May, 2025 (Sat)
Running
From 11 USD
Image of Linhas de Torres Running Challenge
Up to 50% off

Linhas de Torres Running Challenge

Torres Vedras, Portugal
22 Mar, 2025 (Sat)
Trail running, Walking
From 7 USD
Image of 15 km de Woluwé-St-Lambert
Up to 50% off
5
Map
Map

15 km de Woluwé-St-Lambert

Woluwe, Belgium
11 May, 2025 (Sun)
Walking, Running, Trail running
From 2 USD
Image of Vesuvio Ultra Marathon
Up to 50% off

Vesuvio Ultra Marathon

Ottaviano, Italy
31 May, 2025 (Sat)
Trail running
From 21 USD
Image of Narva Energy Run
Up to 50% off

Narva Energy Run

Narva, Estonia
28-29 Jun, 2025 (Sat - Sun)
Running
From 6 USD
Image of Trakai Triathlon
Up to 50% off

Trakai Triathlon

Trakai, Lithuania
29 Jun, 2025 (Sun)
Triathlon
From 27 USD
Image of Ayvalik Half Marathon
Up to 50% off
5

Ayvalik Half Marathon

Ayvalık, Turkey
13 Sep, 2025 (Sat)
Running
From 27 USD
Image of Hyundai Porto Half Marathon
Up to 50% off
4.6

Hyundai Porto Half Marathon

Porto, Portugal
14 Sep, 2025 (Sun)
Running
From 11 USD
Image of Pisa Half Marathon
Up to 50% off

Pisa Half Marathon

Pisa, Italy
12 Oct, 2025 (Sun)
Running
From 11 USD
Image of 47th Istanbul Marathon
Up to 50% off
4.5
Map
Map

47th Istanbul Marathon

Fatih, Turkey
02 Nov, 2025 (Sun)
Running
From 63 USD
Image of Sarajevo Half Marathon
Up to 49% off
4.2

Sarajevo Half Marathon

Sarajevo, Bosnia and Herzegovina
21 Sep, 2025 (Sun)
Running
From 28 USD
Image of Banja Luka Marathon
Up to 48% off
2.6

Banja Luka Marathon

Banja Luka, Bosnia and Herzegovina
28 Sep, 2025 (Sun)
Running
From 18 USD
Image of XI Stellantis&you port de palma triathlon mallorca
Up to 47% off
5

XI Stellantis&you port de palma triathlon mallorca

Palma, Spain
21 Sep, 2025 (Sun)
Triathlon
From 23 USD
Image of Primiero Dolomiti Marathon
Up to 46% off
Map
Map

Primiero Dolomiti Marathon

Fiera di Primiero, Italy
05 Jul, 2025 (Sat)
Trail running
From 16 USD
Image of Maratona Internacional De Floripa
Up to 44% off
5

Maratona Internacional De Floripa

Florianópolis, Brazil
30-31 Aug, 2025 (Sat - Sun)
Running
From 26 USD
Image of Sines Triathlon
Up to 44% off

Sines Triathlon

Praia Vasco da Gama, Portugal
21 Sep, 2025 (Sun)
Triathlon
From 105 USD
Image of Chisinau International Marathon
Up to 43% off
4.7

Chisinau International Marathon

Chișinău, Moldova
28 Sep, 2025 (Sun)
Running
From 24 USD
Image of Brisbane Marathon Festival
Up to 43% off

Brisbane Marathon Festival

Brisbane, Australia
01 Jun, 2025 (Sun)
Running, Walking
From 24 USD
Image of Cairns Marathon
Up to 43% off

Cairns Marathon

Cairns, Australia
13 Jul, 2025 (Sun)
Running, Walking
From 24 USD
Image of Sunshine Coast Marathon Festival
Up to 43% off
4.5

Sunshine Coast Marathon Festival

Mooloolaba, Australia
03 Aug, 2025 (Sun)
Running, Walking
From 24 USD

Registration just opened

Image of KaChong Trail
5

KaChong Trail

Na Yong District, Thailand
23 Mar, 2025 (Sun)
Trail running
From 25 USD
Image of Three Livigno
Up to 33% off

Three Livigno

Livigno, Italy
20-22 Jun, 2025 (Fri - Sun)
Running
From 11 USD
Image of 8 Ore del Canavese
Up to 19% off

8 Ore del Canavese

Tavagnasco, Italy
07 Sep, 2025 (Sun)
Running
From 42 USD
Image of EstrelAçor Ultra Trail
Up to 41% off
Map
Map

EstrelAçor Ultra Trail

Linhares da Beira, Portugal
03-04 Oct, 2025 (Fri - Sat)
Trail running, Walking
From 13 USD
Image of Versilia Marathon
Up to 33% off

Versilia Marathon

Viareggio, Italy
05 Oct, 2025 (Sun)
Running
From 11 USD
Image of Atlas Marathon

Atlas Marathon

Aït Bouguemez, Morocco
11-12 Oct, 2025 (Sat - Sun)
Trail running
From 16 USD
Image of 100 km delle Alpi - Torino
Up to 40% off

100 km delle Alpi - Torino

Turin, Italy
18 Oct, 2025 (Sat)
Running
From 32 USD
Image of River Thames Half Marathon
Up to 13% off

River Thames Half Marathon

Walton Bridge, United Kingdom
26 Oct, 2025 (Sun)
Running
From 39 USD
Image of The Drop - Newcastle (Winter)

The Drop - Newcastle (Winter)

Cosy Dove, United Kingdom
07 Dec, 2025 (Sun)
Running
From 62 USD
Image of Tanaosri Trail

Tanaosri Trail

Suan Phueng, Thailand
20-21 Dec, 2025 (Sat - Sun)
Trail running
From 31 USD
Image of Peak District Challenge
5

Peak District Challenge

Hathersage, United Kingdom
19-20 Sep, 2025 (Fri - Sat)
Trail running
From 68 USD
Image of WTR Serra do Mar
Up to 34% off
5
Map
Map

WTR Serra do Mar

Araras, Brazil
15-16 Nov, 2025 (Sat - Sun)
Trail running, Mountain biking, Duathlon
From 13 USD
Image of Polar Night Half Marathon
Up to 40% off
4.1

Polar Night Half Marathon

Tromsø, Norway
03 Jan, 2026 (Sat)
Running
From 34 USD
Image of Milano10K
Up to 33% off

Milano10K

Milan, Italy
03 May, 2025 (Sat)
Running
From 21 USD
Image of WTR Arraial do Cabo
Up to 30% off
Map
Map

WTR Arraial do Cabo

Centro, Brazil
24 May, 2025 (Sat)
Running, Trail running
From 13 USD
Image of WTR Miguel Pereira
Up to 34% off
Map
Map

WTR Miguel Pereira

Miguel Pereira, Brazil
19-20 Jul, 2025 (Sat - Sun)
Duathlon, Trail running, Mountain biking
From 13 USD
Image of Triatlón Ciudad de Santander
Up to 25% off

Triatlón Ciudad de Santander

Santander, Spain
21 Sep, 2025 (Sun)
Triathlon
From 62 USD
Image of WTR Campos do Jordão
Up to 34% off
Map
Map

WTR Campos do Jordão

Campos do Jordão, Brazil
04-05 Oct, 2025 (Sat - Sun)
Trail running, Duathlon, Mountain biking
From 13 USD
Image of Hvar Half Marathon
5

Hvar Half Marathon

Stari Grad, Croatia
24 May, 2025 (Sat)
Running
From 27 USD
Image of 10km and Half Marathon Menorca
Up to 33% off
5

10km and Half Marathon Menorca

Ciutadella de Menorca, Spain
02 Nov, 2025 (Sun)
Running
From 15 USD

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