El Reto del Indio El Reto del Indio Ocean to Ocean · Panamá PRESENTED BY ASICS
Runner finishing at night under fireworks at El Reto del Indio
2027 Registration Open

El Reto del Indio

100 Miles / 161K 105K 55K

An ultra trail race crossing the Isthmus of Panama from the Caribbean to the Pacific. We start from the Caribbean Sea on Friday at 6:00 p.m. Are you ready to run across Panama?

A non-profit ultra trail, organized by runners for Fundación Pura Voluntad 100% reinvested into the event and local mountain communities

March 12–14, 2027 Colón → El Valle de Antón → Playa Blanca

2027 Registration Open — secure your spot online via UltraSignup.

Sponsored by

Choose your challenge

Three Distances, One Isthmus

All distances finish on the Pacific coast at Playa Blanca. Choose how much of the Isthmus you want to conquer on foot — each distance earns official ITRA and UTMB® Index points.

Runner crossing a jungle stream Advanced · Ocean to Ocean 161K

100 Miles

ITRA 5 points

Colón → Playa Blanca

The complete coast-to-coast journey across Panama. From the Caribbean Sea to the Pacific Ocean in a single epic race, following the Río Indio basin.

161 km (100 mi) +5,200 m D+ ~38 h cut-off
Difficulty
Runners climbing mountain trail Intermediate 105K

105 Kilometers

ITRA 4 points

Tres Hermanas → Playa Blanca

The classic challenge for experienced mountain runners. Technical rainforest sections leading straight down to the Pacific.

105 km (65 mi) +3,000 m D+ ~25 h cut-off
Difficulty
Runner on trail under blue sky Intro Ultra 55K

55 Kilometers

ITRA 2 points

El Valle de Antón → Playa Blanca

The perfect gateway to Panamanian trail running. Starting inside the volcanic crater of El Valle de Antón and descending to the Pacific Ocean.

55 km (34 mi) +1,000 m D+ ~12 h cut-off
Difficulty
UTMB Index

UTMB® Index Qualifying Race. Each distance awards UTMB® Index points — the official scoring system for UTMB® World Series that evaluates global trail running performance. Every kilometer you run here counts towards your international ranking.

The Experience

See it to Believe it

View full photo gallery
El Reto del Indio 2027 — official teaser Official 2027 Teaser 0:30 sec

THE RACE IN MOTION

El Reto del Indio 2027

Because this is more than just running. From the Caribbean coast to the Pacific Ocean, adventure calls again. Feel the energy of the upcoming edition in this 30-second teaser and get ready for the challenge of a lifetime.

Watch on YouTube

Runner Voices

What Ultra Runners Say

Runner in Panamanian jungle🇺🇸 USA

"It was surprising and beautiful in every sense imaginable. It's like no other place I've ever run."

Krista FascianoUnited States
100 Miles
Night start under arch🇭🇺 HUN

"Running towards the ocean after 100 miles is an unforgettable memory. I felt I belonged here."

Dora LajosHungary
100 Miles
Shoes crossing green river🇫🇷 FRA

"Starting from the Caribbean and finishing at the Pacific is a unique experience. The vibrant climate makes it a waking dream."

Maximilien VanicatteFrance
105K
Finish line at Playa Blanca🇭🇺 HUN

"At the start you dip your hand in the Atlantic, and at the finish line you step into the Pacific after conquering 100 miles in tropical terrain. I knew immediately this was the challenge for me."

Eszter Judit TanglHungary
100 Miles
Runner finishing on beach🇻🇪 VEN

"Running across from the Atlantic to the Pacific... definitely something unique and a story to tell the grandkids. That kept me going."

David PovedaVenezuela
100 Miles
Runners supporting each other on trail🇵🇦 PAN

"I had tough moments, but mind overcame body every time I wanted to drop out. Plus, that family encouragement along the way is key to getting you to the finish."

ChemiPanamá
55K
Colón · CaribbeanPlaya Blanca · Pacific

The Course

From the Caribbean to the Pacific

160 km of tropical rainforest, rivers, mud, and mountain ridges culminating on the Pacific shore. Central America's most iconic ultra route, following the Río Indio river basin towards El Valle de Antón.

161 kmMax Distance
+5,200 mTotal Elevation D+
~38 hTime Limit
12+Aid Stations
Explore full course map

🌎 For International Runners

Travel to Panama
& run across two oceans

Runners from North America, Europe, and across Latin America come together to cross the Isthmus with us. Panama connects globally through a major hub airport (PTY), operates in US Dollars, and requires no complicated logistics — planning your trip is smooth and straightforward.

Start planning now: 2027 registration is open online.

Runners and volunteers sharing on trail Pura Voluntad Fundación Pura Voluntad

More Than a Race

Running for Something Greater

El Reto del Indio was born out of pure passion by a group of trail friends. There are no corporate owners or profits: it is a non-profit organization where 100% of proceeds are reinvested into the event and the indigenous river communities along the course.

"Camaraderie, friendship, and positive energy. That is the essence of El Reto del Indio, and that is what we leave behind in every village."
100%reinvested into event & local route
0profit motives since day one
+200volunteers every single year

The Reto Family

A Community That Runs United

Follow us on Instagram

El Reto del Indio started with a group of friends and remains just that: a family crossing Panama together through laughs, mud, and warm embraces at every aid station. Here nobody runs alone — runners, volunteers, and Río Indio locals make the journey unforgettable.

Camaraderie Friendship Positive Energy

Making it Possible

Official Partners

Brands that share our values and help us make running across Panama possible year after year.

Main Partners
Official Sponsors
Supporters & Allies

Want your brand on the Ocean-to-Ocean journey?

Partner with one of Central America's most unique ultra trail races and reach a global community of mountain runners.

Become a Sponsor

2027 Registration
is Open.

March 12–14, 2027 · Panamá · 100 Miles · 105K · 55K Secure your entry online. Official registration managed via UltraSignup.