2018 - 2019 Flat Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized around the world bearing the tag Flat among 62 races.

62 races

C&O Canal 100

2018-04-28 - 07:00
North America / USA / South Atlantic / Maryland / Camp Manidokan
Ultramarathon
Road Running Flat Solo

Frisco Railroad Run

50 Mile
2018-04-28 - 06:00
North America / USA / West North Central / Missouri / Willard
Ultramarathon
Trail Running Flat Out & back

Frisco Railroad Run

50k
2018-04-28 - 06:00
North America / USA / West North Central / Missouri / Willard
Ultramarathon
Trail Running Flat Out & back

Snake River Island Hop

Snake River Island Hop 100K
2018-04-28 - 06:30
North America / USA / Pacific / Washington / Ice Harbor Dam, Pasco
Ultramarathon
Trail Running Flat Solo

Snake River Island Hop

Snake River Island Hop 50K
2018-04-28
North America / USA / Pacific / Washington / Ice Harbor Dam, Pasco
Ultramarathon
Trail Running Flat Solo

Xterra GOZO Trail 50km, 21km

55 km
2018-05-05 - 08:00
Europe / Southern Europe / Malta / Gozo
Ultramarathon
Trail Running Flat Solo

100 km de Steenwerck

2018-05-09 - 19:00
Europe / Western Europe / France / Hauts-de-France / Nord / Steenwerck
Ultramarathon
Running Flat

Island Runner Elk/Beaver Ultras

50 Miles
2018-05-12 - 06:00
North America / Canada / British Columbia / Victoria
Ultramarathon
Trail Running Flat Multiple loops Solo

Island Runner Elk/Beaver Ultras

100K
2018-05-12 - 06:00
North America / Canada / British Columbia / Victoria
Ultramarathon
Trail Running Flat Multiple loops Solo

Island Runner Elk/Beaver Ultras

50K
2018-05-12 - 06:00
North America / Canada / British Columbia / Victoria
Ultramarathon
Trail Running Flat Multiple loops Solo

Westcountry Ultra

Westcountry Ultra Flat 50 miler
2018-05-19 - 07:30
Europe / Northern Europe / United Kingdom / England / Somerset / Taunton
Ultramarathon
Road Running Flat Solo

Portumna Forest Marathon

100 km
2018-06-09 - 07:00
Europe / Northern Europe / Ireland / Connacht / Portumna, Galway
Ultramarathon
Road Running Flat Solo
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