Kep to Stung Treng: A Road Trip Guide

By admin, 14 August, 2026

Introduction

Route 33's coastal start gives way to the ancient capital of Oudong before reaching the Mekong's banks at Stung Treng—a 550-kilometer journey through Cambodia's evolving heartland.

Segment	Distance	Time
Kep to Phnom Penh	160 km	2.5 hours
Phnom Penh to Stung Treng	390 km	6 hours

Open route in Wayro

Road Safety, Family Stops, and Fatigue Management

Rest areas with shaded picnic spots appear every 100 km on NH7. For families, the Kratie dolphin viewing platforms are a safe, educational stop. Pet-friendly guesthouses are scarce; confirm in advance.

Allocate buffer time for roadworks, especially between Skuon and Kampong Cham. Use the wayro blog on how to find the best stops and hidden gems between cities to pre-plan. Hidden gems include the Preah Dak temple ruins near Skuon, but avoid swimming in the Mekong due to strong currents.

Build this route in Wayro

Natural Landscapes and Local Commerce

From Kep's crab markets to Stung Treng's dolphin pools, the route boasts significant ecological and cultural milestones. Preah Vihear Temple, a UNESCO World Heritage Site, sits 180 km north of Stung Treng via NH64, accessible as a detour.

The climate shifts from coastal humidity to drier inland savanna, altering the scenery from pepper farms to rubber plantations. Local commerce thrives in roadside markets selling tropical fruits and handmade textiles.

See all stops on map

Route Logistics and Infrastructure

Smooth National Roads 2, 1, and 7 link Kep to Stung Treng, with the latter two part of ASEAN Highway 11. Expect to drive about 8.5 hours total, excluding stops.

Fuel stations cluster every 50-80 km after Kampong Cham; fuel costs average $1.20/liter.
Road quality is good on NH7, but watch for potholes near construction zones.

See route map in Wayro