South Iceland is where endurance sport meets elemental nature.
The landscape is shaped by volcanic terrain, with lava fields, black sand plains and geothermal valleys that create a striking but natural backdrop for racing. Waterfalls such as Skógafoss, the green valleys of Þórsmörk, and the glaciers Eyjafjallajökull and Mýrdalsjökull add variety to the scenery without feeling staged or artificial. Within a relatively compact area, athletes experience a wide range of terrain that keeps both the body and mind engaged.
One of the defining features of South Iceland is the sense of space. The open highland vistas and quiet gravel roads offer a level of remoteness that is increasingly rare in many established race destinations. Courses often feel less crowded and more connected to nature, making the overall experience about more than just finishing times.
Taking part in an endurance event here is not only a physical challenge but also a way to explore the region in a meaningful way. After race day, recovery is easy to build into the itinerary. Many athletes choose to unwind in natural geothermal baths such as Laugarvatn Fontana or Laugarás Lagoon, and with Reykjaböð Hot Springs expected to open in spring 2026, there will be even more opportunities to relax in warm mineral rich water surrounded by nature.
If you are considering an international race experience that combines varied terrain, manageable travel logistics and memorable scenery, South Iceland is well worth adding to your calendar.
Below is a curated list of major trail running, ultra run, and gravel bike endurance events on South Iceland in 2026 — all relevant for international runners and riders.
🏃♂️ Trail Running & Ultra Events (2026)
📍 Mýrdalshlaupið – South Iceland Trail Run
📅 May 30, 2026
🔗 Registration
Distance / Format: 21 km & 10 km trail runs + 3 km fun run
Summary: A scenic trail race in Vík í Mýrdal, one of the most dramatic coastal areas in Iceland, framed by basalt cliffs, black sand beaches, and the looming Mýrdalsjökull glacier. Routes feature significant elevation gains and technical singletrack through rugged terrain.
Perfect For: International trail runners looking for an early-season challenge with volcanic landscapes and ocean views.
📍 Hengill Ultra Trail (Hveragerði)
📅 June 5–6, 2026
🔗 Registration
Distances: 5 km, 10 km, 26 km, 53 km, 106 km ultra
Summary: Iceland’s largest and most popular trail running event, set amid the volcanic Hengill area near Hveragerði. Courses traverse lava fields, hot springs, geothermal valleys (like Reykjadalur), mountain ridges and stark volcanic landscapes. The 106 km ultra is a bucket-list challenge for experienced ultrarunners.
Perfect For: International ultrarunners and trail lovers who want Icelandic volcanic terrain, technical surfaces, and varied distances.
📍 5VH Trail Run – Fimmvörðuháls Race
📅 August 8, 2026
🔗 Registration
Distance: ~28 km (trail run)
Summary: A classic trail run over the Fimmvörðuháls pass between Skógar (near Skógafoss waterfall) and Volcano Huts in Þórsmörk. This route is one of Iceland’s most spectacular trails, featuring waterfalls, rugged volcanic slopes, glaciers, snowfields, and panoramic highland views.
Perfect For: Runners seeking a classic Icelandic mountain trail with dramatic scenery—ideal for international outdoor runners who enjoy elevation and natural beauty.
📍 Laugavegur Ultra Marathon
📅 July 11, 2026
🔗 Registration
Distance: ~55 km off-road ultra marathon
Summary: One of Iceland’s iconic ultra runs, the Laugavegur trail connects Landmannalaugar to Þórsmörk, showcasing multi-terrain landscapes: rhyolite mountains, black deserts, rivers, green valleys, and glacier-fed streams. This is a legendary route on many runners’ bucket lists due to its diverse nature and breathtaking scenery.
Perfect For: International endurance runners aiming for a classic ultra with dramatic highland vistas and varied terrain.
🚴♂️ Gravel / Bike Endurance Events (2026)
🚴♂️ Cuckoo Iceland Gravel (Flúðir – Suðurland)
📅 June 28, 2026
🔗 Registration
Distance: ~180 km gravel event (part of Gravel Earth Series)
Terrain: Mixed gravel, volcanic landscape, rolling highland roads.
Summary: New for 2026, Cuckoo Iceland takes over from the former The Rift event in the Gravel Earth Series. Starting in Flúðir, the course showcases South Iceland’s iconic volcanic and geothermal terrain — broad plains, lava fields and rugged gravel roads. This ultra-distance gravel event is built for adventurous riders who love long, challenging days in remote terrain.
Perfect For: International gravel riders looking for a demanding, high-adventure race in otherworldly landscapes.
🚴♂️ The Rift Gravel Race (Hvolsvöllur)
📅 July 18, 2026
🔗 Registration
Distances: Typically 60 km, 140 km, 200 km (some editions with special ultra options)
Terrain: Lava fields, riverbeds, highland gravel backroads, and volcanic plains.
Summary: Perhaps Iceland’s most iconic gravel race, The Rift navigates the dramatic continental rift zone between the North American and Eurasian plates. Riders experience a raw Icelandic landscape — moss-covered lava flows, rough gravel roads, river crossings, and remote highlands. For riders seeking an epic day pedal deep into Iceland’s interior.
Perfect For: Gravel and MTB riders chasing a rugged, adventurous, scenic Iceland gravel experience.
Landscape & Experience Highlights (why South Iceland)
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Volcanic terrain: lava fields, black sand deserts, steaming geothermal valleys.
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Natural features: waterfalls (e.g., Skógafoss), Þórsmörk valleys, glaciers (Eyjafjallajökull / Mýrdalsjökull regions).
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Wide open spaces: large remote highland vistas that few races offer, ideal for endurance challenges.