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

“A fabulous trip although harrowing and a must see for those who wish to understand the genocide that Cambodia has had to go through under the pol pot regime. The tour guide cheath sum provided a very detailed sombre and perfectly executed account of the…”

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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 not a “fun” activity but it is an important one for anyone who travels here. Our guide was very professional but you knew also that this topic is close to him. He engaged with all of us very well and his English was…”

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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 was an excellent tour, so glad we experienced this with a guide instead of doing it ourselves. Our guide Ran was incredibly knowledgeable with first hand experience of living as a child during the regime. Dara, our driver did a wonderful job of getting…”

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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

“Spent a great day with Mr. Sop our guide who passionately explained the sights and history of his country that he loves. A very relaxed, informative day, learning about the many Temples and troubled past of the region, also visiting a great local restaurant at…”

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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 tour takes you to everything. Mr. Sop is an excellent tour guide. If you are short on time and want to see all the city highlights in one day this is your tour. You also get a brief history and explanation of the stops…”

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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

“No need to look further this is the tour you need to see and visit all of the most important places in Phom Penh! Visal knows the city best and is an amazing guide. He can explain everything you see. Visiting Silk Island and lunch…”

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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.

“Out tour guide Nay was excellent - he explained the history of Cambodia, answered our questions and told us lots of interesting information, including personal stories, which helped us understand more. I would really recommend Nay as a tour guide!”

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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

“A sobering, disturbing - but necessary - experience. Every traveller to Cambodia should visit these places to have a better understanding of what the friendly, gentle Cambodian people have suffered in relatively recent times. The Prison S21 tour gives an excellent insight into the way…”

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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

“We had a great tour and learned so much! Our tour guide, Silong, was wonderful and even extended our tour an extra hour.”

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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

“Our guide Mr Baboon was brilliant. He was engaging and funny. But was serious when needed telling us about the history. Well worth doing!”

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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

“Sina is great, very kind helpful and knowledgeable! It gives you a really good understanding of the history of Phnom Penh which is so important to hear”

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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.