Flat 50K ultra runs
Find flat 50k ultra runs near me in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 5 Jul 2026
- £23-£35
Will Run For Ice Cream | 50K
A run that you don't want to miss! The medal is incredible, and you can celebrate your achievements with some well-deserved ice cream!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running
- Sat 11 Jul 2026
- £23-£35
Ooops I Ran It Again | 50K
Who hasn't completed a race, sworn they will never run again and then booked onto another one the following day?!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running
- Sun 9 Aug 2026
- £23-£35
Great British Bake Run | 50K
Who doesn't like cake?! The Great British Bake 50K Run is back for another year! The medal is a fantastic cupcake which doubles up as a magnet to go on your fridge!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running
- Sun 30 Aug 2026
- £17-£29
GNR & Time Turner | 50K
Whether you're looking to get some miles under your belt before The Great North Run or you just fancy a run along the beautiful River Wear, then this is the ultra for you!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km trail running
- Sun 18 Oct 2026
- £51.50
Brenig Way 50K Trail
This regional marked footpath of 32 miles winds it's way through some beautifully remote upland scenery. Start at the town of Corwen in the Dee Valley, and follow the signage up the Dee Valley.
- Beginner-friendly
- Enter online
- GPS tracking
- Flat
- Event village
- Rural
- Age 18 & over
- 50 km trail running + 1450 m ascent
- Sun 8 Nov 2026
- £20-£37
Remembrance Day Run | South
Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence and a run of your choice from 3K to ultra.
- Families
- Beginner-friendly
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 6 Dec 2026
- £22-£34
The Snow Globe Gallop Bobble Hat Run | North | 50K
Come and join in the Snow Globe Gallop, get a few miles under your belt before the Christmas festivities really kick in plus you will get a bobble hat for all your effort!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km trail running
- Sun 21 Dec
Portsmouth Coastal Waterside Marathon Events | 50K Ultra
- 50 km multi terrain running
- Sun 22 Mar 2026
Canalathon-Ultra Running Festival | 50K
- 50 km road running + 189 m ascent
- Fri 11 - Sun 13 Sep 2026
Thames Path Ultra Challenge
- 100K ultra run 2
- 50K ultra run 2
- Trail run 4
- Ultra run
- 10K run
- + 4 more races