2017 - 2018 Flat Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized around the world bearing the tag Flat among 53 races.

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53 races

Biffledinked 10 x 5k

Biffledinked 10 x 5k
April 22, 2017 Race day in 23 days
USA / South Atlantic / Virginia / Virginia Beach
Ultramarathon - 50 kilometers
Flat Road Running

Biffledinked 10 x 5k

Biffledinked 10 x 5k 2 Person Relay
April 22, 2017 Race day in 23 days
USA / South Atlantic / Virginia / Virginia Beach
Ultramarathon - 50 kilometers
Flat Road Running

Snake River Island Hop

Snake River Island Hop 100K
April 22, 2017 Race day in 23 days
USA / Pacific / Washington / Ice Harbor Dam, Pasco
Ultramarathon - 100 kilometers
Flat

Snake River Island Hop

Snake River Island Hop 50K
April 22, 2017 Race day in 23 days
USA / Pacific / Washington / Ice Harbor Dam, Pasco
Ultramarathon - 50 kilometers
Flat

Eco Gozo Ultra 55k

55 km
May 06, 2017 Race day in about 1 month
Malta / Gozo
Ultramarathon - 55 kilometers
Flat Package tour Fun Trail Fast

Island Runner Elk/Beaver Ultras

100K
May 13, 2017 Race day in about 1 month
Canada / British Columbia / Victoria
Ultramarathon - 100 kilometers
Flat Trail

Island Runner Elk/Beaver Ultras

50K
May 13, 2017 Race day in about 1 month
Canada / British Columbia / Victoria
Ultramarathon - 50 kilometers
Flat Trail

Island Runner Elk/Beaver Ultras

50 Miles
May 13, 2017 Race day in about 1 month
Canada / British Columbia / Victoria
Ultramarathon - 50 miles
Flat Trail

Westcountry Ultra

Westcountry Ultra Flat 50 miler
May 20, 2017 Race day in about 2 months
United Kingdom / England / Somerset / Taunton
Ultramarathon - 50 miles
Flat

100 km de Steenwerck

May 24, 2017 Race day in about 2 months
France / Nord-Pas-de-Calais / Nord / Steenwerck
Ultramarathon - 100 kilometers
Walk Flat

Biel Running days

100km run Biel
June 09, 2017 Race day in 2 months
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 3 months
USA / East North Central / Ohio / Akron
Ultramarathon - 100 miles
Flat Fast

100MeilenBerlin

August 12, 2017 Race day in 5 months
Germany / Berlin / Berlin
Ultramarathon - 100 miles
Flat Road Running Die Langstreckenlauf-Gemeinschaft

The Pinellas Trail Challenge

September 02, 2017 Race day in 5 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 6 months
France / Provence-Alpes-Côte d'Azur / Bouches-du-Rhône / Salin-de-Giraud
Ultramarathon - 100 kilometers
Flat Trail Relay