Phnom Penh

15 Best Killing Fields & S21 Tours

The Choeung Ek and Tuol Sleng visits, handled with the gravity they demand: guided half-days through the S21 prison and the killing fields’ memorial stupa, with survivors’ testimony on the audio routes. This is Cambodia’s hardest history and the guides carry it carefully.

1.Phnom Penh: The Killing Fields & Tuol Sleng Genocide Museum

Discover Cambodia’s tragic past with this 4-hour guided tour of the Killing Fields and Tuol Sleng Museum, offering respectful insights and authentic stories.

Most Popular★ 4.8

“I am deeply grateful to our wonderful guide, Sum Cheath, for so gently guiding us through this hugely emotional experience. An horrific & tragic part of history that it’s hard to comprehend. Sum Cheath, like all the beautiful Cambodian people I have met, openly shared…”

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2.The Killing Field and Toul Sleng Genocide Museum (S21) Tour

Explore Cambodia’s dark past with this 4-hour guided tour of the Killing Fields and Toul Sleng Museum in Phnom Penh. Knowledgeable guides, respectful insights, and seamless transfers.

★ 5.0

“This is an intense experience. Our guide had good English and only occasionally did I struggle to understand him. He was passionate and knowledgeable about the subject.”

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3.Phnom Penh: Killing Fields and Prison S21 Bus Tour

Discover Cambodia's tragic recent history on this affordable, flexible bus tour visiting the Killing Fields and S21 Prison, with audio guides and comfort.

★ 4.5

“An easy way to get to the two major sites of the devastating history of the Khmer Rouge. If I had any complaint it would be that there was not enough time at each site, but that all depends on how long one can handle…”

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4.Killing field and Toul Sleng genocide museum Tour

Explore Cambodia's dark history on a guided tour of the Killing Fields and Tuol Sleng prison, with expert guides, comfortable transport, and meaningful stories.

★ 5.0

“We went to the Killing fields and S21 with our guide Rouan (apologies if I misspelt his name). Rouan was amazing in sharing all the history leading up to Pol Pot and then taking us through that awful time, including how it affected his own…”

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5.Phnom Penh: killing field & Toul Sleng genocide museum Tour

Discover Cambodia's dark history with this half-day tour of Phnom Penh's Killing Fields and Tuol Sleng Museum. Expert guides, moving stories, and meaningful reflection.

★ 4.8

“This tour is difficult to review as the subject makes it a sombre and harrowing experience. The logistics and quality of the experience were however excellent. We were collected promptly at our hotel on a small bus and there were 9 people in our group.…”

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6.Phnom Penh: Highlights Tour Including S21 and Killing Fields

Discover Phnom Penh’s highlights—temples, markets, and haunting genocide sites—with expert guides, small groups, and flexible options for an authentic experience.

★ 4.9

“Would recommend this trip to know more about Cambodia in different perspective. It is a deeper understanding of their history and at the same time, you can get to different locations in one day. Thanks to Nick for keeping us safe and explaining well each…”

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7.Visit 11 Places in One Day including S21 & Killing Field

Discover Phnom Penh’s highlights in one day with this guided tour covering temples, royal sites, genocide memorials, and bustling markets for $30.

★ 5.0

“This full-day tuk tuk tour was an incredibly meaningful and well-organised way to explore Phnom Penh. Visiting 11 places in one day, including S21 (Tuol Sleng) and the Killing Fields, felt intense but deeply important, and the experience was haRead more”

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8.Phnom Penh: City and Silk Island Tour (no genocide sites)

Explore Phnom Penh’s highlights on a 1-day tuk-tuk tour including the Royal Palace, Silk Island, and more—perfect for a relaxed, insightful experience.

★ 4.8

“The tour was excellent, my guide Pum took the time to explain the history behind everything I saw and I would highly recommend this tour. Thanks Pum I had a great day.”

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10.Half Day Tuol Sleng S21 and Choeung Ek Killing Field Tour

Explore Cambodia’s tragic history with this half-day tour of Tuol Sleng and Choeung Ek. Insightful guides, emotional stories, and meaningful reflection.

“Nay was an incredibly intelligent and informative guide, explaining through real experiences and emotion, making our tour feel incredibly authentic and engaging. I recommend him incredibly highly!”

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11.Killing Fields and Prison S21 Bus Tour

Discover Cambodia’s tragic history with this affordable, flexible bus tour visiting Tuol Sleng and the Killing Fields, ideal for reflective travelers seeking authenticity.

★ 4.0

“This is more of a shuttle service rather than a tour as you are collected and dropped off at your hotel and taken to the S21 Museum and then to the Killing Fields. They do however play an interesting documentary whilst in the bus. Audio…”

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12.Private Half Day To Killing Field & S21 Genocidal Museum in Phnom Penh

Discover Cambodia’s tragic history on a private half-day tour visiting the Killing Fields and Tuol Sleng Museum with expert guides, reflective spaces, and personalized service.

★ 5.0

“This was a very moving experience and still shocking at what happened in Cambodia. Our guide Silong was an excellent guide and very informative. His knowledge was immense and we were so glad to have him as our guide. I would recommend going on this…”

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13.Tuol Sleng Genocide Museum (S-21) and Choeung Ek Killing Fields Tour

Explore Cambodia’s dark history with a guided tour of Choeung Ek Killing Fields and Tuol Sleng Museum, including hotel pickup, expert guides, and respectful insight.

★ 5.0

“A very difficult topic and extremely sad to see the dark history of Cambodia. Our guide Sum Cheath did a fantastic job at explaining the history and tragic stories behind the killing fields and Khmer Rouge. One thing to note for future travellers, Read more”

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14.Phnom Penh City Tour, Silver Pagoda, Genocide Museum, Killing Fields

Discover Phnom Penh's highlights with this small-group tour visiting the Royal Palace, Silver Pagoda, Tuol Sleng Museum, and Killing Fields for an authentic, respectful experience.

★ 5.0

“Siphat is an excellent guide and very well informed on the history of Phnom Penh. He will share the truth of the Genocide from his own family and the general population. A great tour if you have limited time in the city!”

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15.A Full Day Tour for Royal Palace, S21, Killing Fields & More

Discover Phnom Penh's highlights with a knowledgeable guide. Visit Wat Phnom, the Royal Palace, Killing Fields, and more on an 8-hour immersive tour.

★ 5.0

“I think I got outsourced. I only went to 5 sites and finished after 5.5 hours (including a 1 hour stop at the market). Sina wasn't my guide however my guide was very good and spoke English really well, it just wasn't what I expected…”

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More Killing Fields & S21 Tours

5.0City Tour and the Killing Fields$100.00 4.7Phnom Penh private tour Tuol Sleng & Choeng Ek Killing Field4 hours$59 4.8Phnom Penh: S-21 Prison and Killing Fields Half-Day Tour$116 4.5Full-Day Phnom Penh Sightseeing Tour & Killing Field$122.06 4.6Phnom Penh’s Killing Fields: 4-Hour Guided Tour4 hours$59 5.010 Stop Phnom Penh Tour by Tuk-Tuk, includes S21 & Killing Fields$32.50 5.0Killing Field & Paddy Rice Fields Tuk Tuk Adventure$89.00 4.9Phnom Penh: Tour of Tuol Sleng Prison and Choeng Ek Memorial$22 5.0Phnom Penh City and Silk Island Tour No Genocide Sites$37.50 5.0Khmer Rouge, genocide museum &killing field tour$66 4.7S21 & Killing Fields Tour with Khmer Lunch & Drink6 hours$38 5.0Half Day Trip to Killing Field and Genocidal Museum$130 4.5Half-Day Tour of the Killing Field and S21$19.20 5.0Private Half Day Trip to Genocidal Museum & Killing Field$130 5.0S-21 Prison and Killing Fields$100 5.0Phnom Penh: City (no genocide) TaPhrom, Tonle Bati Lake Tour5 hours$25 5.0Killing Fields & Toul Sleng Genocide Museum Tickets With Tuk Tuk$26.00 5.0Private Phnom Penh Tour: Royal Palace & Killing Fields$35 5.0Phnom Penh :S21 Tuol Sleng Museum & Killing Field Tour5 hours$18 5.0Phnom Penh Highlights Tour with Killing Fields & S-21 Prison1 day$30 5.0Phnom Penh Haft Day tour Genocide Museum and Killing Field$80.00 4.5Killing Fields and S21 Half day by Private Tour4 hours$62 5.0Half Day To Killing Field & S21 Genocidal Museum4 hours$120 4.7Royalpalace, Toul Sleng (S21), Museum & Killing Field$75

Explore Phnom Penh

Royal gold, hard history and two rivers meeting at sunset.