2017 - 2018 Flat Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized around the world bearing the tag Flat among 50 races.

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50 races

Biel Running days

100km run Biel
June 09, 2017 Race day in 11 days
Switzerland / Berne / Biel
Ultramarathon - 100 kilometers
Walk Flat Green Road Running Barefoot Night Fast

Canal Corridor 100 Mile Endurance Run

July 08, 2017 Race day in about 1 month
USA / East North Central / Ohio / Akron
Ultramarathon - 100 miles
Flat Fast

100MeilenBerlin

August 12, 2017 Race day in 3 months
Germany / Berlin / Berlin
Ultramarathon - 100 miles
Flat Road Running Die Langstreckenlauf-Gemeinschaft

The Pinellas Trail Challenge

September 02, 2017 Race day in 3 months
USA / South Atlantic / Florida / St. Petersburg
Ultramarathon - 46 miles
Flat Urban Trail

Grand Raid de Camargue

Grand Raid de Camargue
September 30, 2017 Race day in 4 months
France / Provence-Alpes-Côte d'Azur / Bouches-du-Rhône / Salin-de-Giraud
Ultramarathon - 100 kilometers
Flat Trail Relay

Downslink Ultra

October 01, 2017 Race day in 4 months
United Kingdom / England / Surrey / St Marthas Hill , Guildford
Ultramarathon - 38 miles
Flat Trail Fast

DPR Trail Races

Des Plaines River Tail 50 Miles
October 14, 2017 Race day in 5 months
USA / East North Central / Illinois / Lake County Forest Preserve
Ultramarathon - 50 miles
Flat Trail

Pony Express Trail 50 and 100

Pony Express Trail 100
October 20, 2017 Race day in 5 months
USA / Mountain Region / Utah / Faust
Ultramarathon - 100 miles
Flat Desert Trail

Pony Express Trail 50 and 100

Pony Express Trail 50
October 20, 2017 Race day in 5 months
USA / Mountain Region / Utah / Faust
Ultramarathon - 50 miles
Flat Desert Trail

Ned Kelly Chase 100km - Wangaratta Fitness Fun Addicts

100 km
October 22, 2017 Race day in 5 months
Australia / Victoria / Wangaratta
Ultramarathon - 100 kilometers
Flat Fun Road Running Urban Trail Fast Relay

Ned Kelly Chase 100km - Wangaratta Fitness Fun Addicts

50 km
October 22, 2017 Race day in 5 months
Australia / Victoria / Wangaratta
Ultramarathon - 50 kilometers
Flat Fun Road Running Urban Trail Fast Relay

Ghost of Seattle Marathon, Half Marathon & 50K

Ghost of Seattle 50K
November 25, 2017 Race day in 6 months
USA / Pacific / Washington / Seattle
Ultramarathon - 50 kilometers
Flat Road Running

Brazos Bend 100

Brazos Bend 100 Miler
December 09, 2017 Race day in 6 months
USA / West South Central / Texas / Needville
Ultramarathon - 100 miles
Flat Fun Trail Fast Relay

Brazos Bend 100

Brazos Bend 50 Miler
December 09, 2017 Race day in 6 months
USA / West South Central / Texas / Needville
Ultramarathon - 50 miles
Flat Fun Trail Fast

The Canalathon

The Canalathon 100 km
March 25, 2018 Race day in 10 months
United Kingdom / England / Lancashire / Manchester
Ultramarathon - 100 kilometers
Flat