2018 - 2019 Flat Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized around the world bearing the tag Flat among 58 races.

58 races

Bristow Trail Runs

50K Trail Run
02/03/2018 - 09:00
North America / USA / Pacific / Oregon / Elijah Bristow State Park, Dexter
Ultramarathon
Trail Running Flat Solo

Jed Smith Ultra Classic

50 Miler
02/03/2018 - 07:30
North America / USA / Pacific / Washington / Seattle
Ultramarathon
Road Running Flat

Jed Smith Ultra Classic

50K
02/03/2018 - 08:30
North America / USA / Pacific / Washington / Seattle
Ultramarathon
Road Running Flat

The North Face 100® - Thailand

100 km Run
02/03/2018 - 05:00
Asia / South-eastern Asia / Thailand / Khanong Phra
Ultramarathon
UTMB Qualifier Trail Running Flat Solo

The North Face 100® - Thailand

75 km Run
02/03/2018 - 05:15
Asia / South-eastern Asia / Thailand / Khanong Phra
Ultramarathon
Trail Running Flat Solo

The North Face 100® - Thailand

50 km Run
02/03/2018 - 05:30
Asia / South-eastern Asia / Thailand / Khanong Phra
Ultramarathon
Trail Running Flat Solo

Iron Horse Endurance Runs

50 Mile
02/10/2018 - 07:00
North America / USA / South Atlantic / Florida / Florahome
Ultramarathon
Trail Running Flat Multiple loops Solo

Iron Horse Endurance Runs

100 Mile
02/10/2018 - 07:00
North America / USA / South Atlantic / Florida / Florahome
Ultramarathon
Trail Running Flat Multiple loops

Iron Horse Endurance Runs

100 km
02/10/2018 - 07:00
North America / USA / South Atlantic / Florida / Florahome
Ultramarathon
Trail Running Flat Multiple loops Solo

The Canalathon

The Canalathon 75 km
03/25/2018
Europe / Northern Europe / United Kingdom / Manchester / Manchester
Ultramarathon
Running Flat

The Canalathon

The Canalathon 100 km
03/25/2018
Europe / Northern Europe / United Kingdom / Manchester / Manchester
Ultramarathon
Running Flat

The Canalathon

The Canalathon 50 km
03/25/2018
Europe / Northern Europe / United Kingdom / Manchester / Manchester
Ultramarathon
Running Flat
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