
Cambodia, with its majestic temples, diverse landscapes, and rich cultural heritage, is an ideal destination for those passionate about discovery and adventure. From the bustling energy of Phnom Penh to the serene beaches of Sihanoukville, the wild beauty of Mondulkiri, and the timeless splendor of Angkor, each region offers a unique experience. Are you planning a Cambodia itinerary 3 weeks but don’t know where to start? This 21-day itinerary in Cambodia provides a balanced blend of cultural immersion, nature exploration, and relaxation moments.
Travel itinerary of 3 Weeks in Cambodia
I. Overview of the 3-Week Itinerary in Cambodia and the Weather During 21 Days
A 3-week itinerary in Cambodia allows you to explore the fascinating diversity of the country, combining cultural discoveries, natural adventures, and moments of leisure. The proposed route covers iconic sites such as Phnom Penh, Kratie, Mondulkiri, Kampong Cham, Siem Reap, and the Angkor temples before heading to Battambang and the idyllic beaches of Sihanoukville and the nearby islands. Each stop is carefully planned to optimize travel time while offering a balance between the hustle and bustle of major cities, the tranquility of the mountains, and the gentle coastal ambiance. This journey fully embraces the soul of Cambodia - from Khmer heritage and tropical landscapes to local traditions.
Regarding weather in Cambodia, the country has a tropical climate with two distinct seasons: the rainy season from May to October and the dry season from November to April. For a 21-day itinerary in Cambodia, the ideal time is between November and March, when the rains are scarce, and temperatures remain relatively pleasant, around 30°C, with a slight cool down in December and January. The 3-week itinerary in Cambodia takes advantage of this dry season, including stops like Sihanoukville’s beaches, where the sea temperature stays consistently between 28°C and 30°C. Traveling during this season guarantees favorable conditions for cultural visits, hiking, and beach activities.
II. 3-Week Travel Itinerary in Cambodia
1. Days 1-2: Phnom Penh
Your 3-week itinerary in Cambodia begins in Phnom Penh, a vibrant capital where history and modernity intersect. Upon arrival, the city's lively atmosphere reveals itself through tree-lined boulevards, colorful markets, and colonial-era architecture.
A visit to the Royal Palace offers an initial glimpse into Khmer cultural heritage, with its golden roofs and carefully maintained gardens. Nearby, the Tuol Sleng Genocide Museum provides a poignant reminder of the country’s recent history, encouraging reflection and a deeper understanding of Cambodia’s past.
For a lighter experience, the Russian Market fascinates with its Art Deco architecture and a wide range of local products - from fragrant spices to shimmering silks. These first days set the stage for an enriching exploration, capturing the essence of Cambodia in 3 weeks and preparing you for the adventures ahead.
2. Days 3-5: Kratie
Continuing the 3-week itinerary in Cambodia, the journey leads to Kratie, a peaceful town nestled along the majestic Mekong River. Far from the urban hustle, this stop allows you to enjoy a slower pace of life, accompanied by the river’s gentle flow and golden sunsets.
A highlight of this leg is the rare sight of Irrawaddy dolphins gracefully swimming in the Mekong - a touching encounter with local wildlife. Exploring Koh Trong Island by bicycle takes you through rice fields and orchards, offering an authentic look into Cambodian rural life, where the warm smiles of the locals create a welcoming atmosphere.
Blending nature and tradition, these days in Kratie add depth to the 21-day Cambodia itinerary experience, revealing an intimate side of the country and inviting travelers to savor the simplicity and charm of its river landscapes.
3. Days 6-8: Mondulkiri
The 3-week Cambodia itinerary continues to Mondulkiri, a mountainous region that contrasts with the Mekong's flatlands. Here, nature reigns supreme, offering dense forests, rolling hills, and stunning waterfalls.
Days are filled with hikes through lush jungles, accompanied by the sounds of local wildlife. The powerful Bousra Waterfall presents a breathtaking natural spectacle, inviting you to pause and take in the beauty of this wild haven.
Beyond nature, connecting with the Bunong community adds a human touch to this stop. Engaging with the locals, learning about their ancient traditions, and understanding their deep bond with the forest enriches your journey. These moments of cultural immersion and adventure complement the 21-day Cambodia itinerary, striking a perfect balance between exploration and authenticity.
4. Days 9-10: Kampong Cham
After exploring the wild landscapes of Mondulkiri, the 3-week Cambodia itinerary takes you to Kampong Cham, a peaceful town along the Mekong River. The atmosphere here is gentle, blending colonial charm with vibrant local life.
Crossing the famous bamboo bridge of Koh Paen, which is built and rebuilt every year, offers a unique experience, showcasing the ingenuity of the locals in adapting to the river. Along the Mekong’s banks, ancient temples such as Wat Nokor reveal their architecture, a fusion of Khmer and Buddhist influences, inviting travelers to discover a rich yet sometimes overlooked heritage.
This stop, marked by simplicity and authenticity, adds depth to the 21-day Cambodia itinerary, offering a moment of tranquility before continuing the adventure toward the cultural treasures of Siem Reap.
5. Days 11-14: Siem Reap - Angkor
The 3-week itinerary in Cambodia reaches its peak with the discovery of the Angkor temples, an immersion into the heart of Khmer history and spirituality.
At dawn, Angkor Wat emerges in golden light, its iconic towers reflected in the surrounding ponds. The morning silence enhances the majesty of the site, creating an almost mystical atmosphere. Just steps away, Bayon Temple surprises visitors with its sculpted stone faces, each carrying an enigmatic expression, as if observing travelers across time.
The adventure continues at Ta Prohm, where the massive roots of ancient trees entwine the ruins, blurring the lines between nature and architecture. Every corner seems frozen in time, offering a setting that is both wild and poetic.
Each temple tells a unique story, transporting travelers to a bygone era while inspiring admiration for Khmer ingenuity and spirituality. This deep immersion in the world of Angkor is undoubtedly one of the most unforgettable highlights of the 21-day itinerary in Cambodia.
6. Day 15: Battambang
The 3-week Cambodia itinerary continues to Battambang, a city where history and contemporary art blend seamlessly.
The day begins with a unique experience aboard the famous Bamboo Train. As you glide through rice fields and small villages with the wind in your hair, each moment unveils an authentic side of Cambodia’s countryside.
In the afternoon, a cultural interlude awaits at Phnom Sampeau Temple, perched on a hill with breathtaking views of the surrounding plains. Rich in history, this site invites contemplation while providing insight into the country’s past.
Finally, a stroll through downtown Battambang reveals a vibrant arts scene. Colorful murals and local galleries showcase the city’s flourishing creativity, adding a modern and inspiring touch to this 21-day Cambodia itinerary.
7. Days 16-20: Sihanoukville & Koh Rong Island
As the 3-week itinerary in Cambodia nears its final stretch, the atmosphere shifts with an escape to the paradise beaches of Sihanoukville and the enchanting island of Koh Rong.
In Sihanoukville, days are spent between the golden sands of Otres Beach and the turquoise waters of the Gulf of Thailand. The laid-back vibe allows travelers to soak in breathtaking sunsets while enjoying fresh seafood at seaside restaurants.
The adventure continues on Koh Rong Island, renowned for its pristine beaches and hidden coves. Walks along Long Beach, with its dazzling white sand, invite complete relaxation. Snorkeling in the crystal-clear waters reveals a vibrant underwater world, while jungle hikes offer a different perspective on the island’s wild beauty.
At night, the island presents a mesmerizing natural spectacle: bioluminescent plankton illuminates the waves with a glowing blue light, creating a magical and unforgettable ambiance under the starry sky.
8. Day 21: Phnom Penh
The 21-day journey through Cambodia concludes with a final stop in Phnom Penh, blending urban strolls with moments of relaxation.
The morning allows for one last exploration of the
Central Market and
Russian Market, where stalls overflow with local handicrafts, colorful silks, and intricately carved souvenirs. Every corner holds stories and traditions, offering a unique opportunity to bring home a piece of Cambodia.
In the afternoon, a walk along the Mekong River invites travelers to unwind, with cafés and terraces providing the perfect setting to enjoy a last iced tea while taking in the vibrant energy of the capital.
If you're considering a
21-day Cambodia itinerary, don’t hesitate to contact Autour Asia,
Vietnam Travel Agency.
After the captivating adventures, Cambodia in 21 days reveals itself in all its richness and diversity. This 3-week Cambodia itinerary offers the perfect balance between exploration and relaxation, allowing travelers to truly experience the country’s soul. Whether wandering through a local market, standing atop an ancient temple, or watching the sun set over the Mekong, each moment leaves an unforgettable mark. Cambodia isn’t just a destination to visit - it’s a place to be fully experienced, day by day.
What is the best time to visit Cambodia?
The best time to travel to Cambodia is from November to March, during the dry season. Temperatures are more pleasant, around 30°C, and rainfall is rare, making visits to historical sites and beach stays more enjoyable.
How to get around Cambodia during a 3-week itinerary?
During a 3-week itinerary to Cambodia, long-distance travel is mainly done by buses, which are very affordable and well-organized. For shorter journeys, tuk-tuks are a convenient and authentic option. To reach the islands like Koh Rong, speedboats provide daily connections from Sihanoukville.
What is the budget for 3 weeks in Cambodia?
My 3 weeks in Cambodia was an incredible experience while staying within a reasonable budget. To enjoy a similar adventure, it is recommended to plan for an average budget of €22.5 per day per person. This amount covers all expenses, including meals, accommodation, tourist activities, and transportation.