39-Nights Epic Southeast Asia: River Cruises & Karst Mountains - 18-to-Thirtysomethings

G Adventures
1532852 | Prices from $3,070

Available Dates
6/24/2025 – 8/2/2025 : Call for pricing
6/26/2025 – 8/4/2025 : Call for pricing
6/29/2025 – 8/7/2025 : Call for pricing
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7/12/2026 – 8/20/2026 : Call for pricing
7/19/2026 – 8/27/2026 : Call for pricing
7/21/2026 – 8/29/2026 : Call for pricing
7/26/2026 – 9/3/2026 : Call for pricing
7/28/2026 – 9/5/2026 : Call for pricing
8/2/2026 – 9/10/2026 : Call for pricing
8/9/2026 – 9/17/2026 : Call for pricing
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11/24/2026 – 1/2/2027 : Call for pricing
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12/1/2026 – 1/9/2027 : Call for pricing
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12/22/2026 – 1/30/2027 : Call for pricing
12/24/2026 – 2/1/2027 : Call for pricing
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12/29/2026 – 2/6/2027 : Call for pricing

Request a Quote & Start Planning Find a Travel Advisor

Vientiane

Vang Vieng

Chiang Mai

Khao Sok

Koh Pha-Ngan

Koh Tao

Chambok

Koh Rong Samloem

Hue

Phong Nha-Ke Bang National Park

Halong Bay (Hanoi)

Luang Prabang

Hanoi

Hoi An

Da Nang

Nha Trang

Ho Chi Minh City (Saigon)

Phnom Penh

Siem Reap

Bangkok

Epic Southeast Asia: River Cruises & Karst Mountains
Now's the time to explore Thailand, Cambodia, Vietnam, and Laos on your terms with this tour that's affordable for young travellers. Share stories over drinks among Siem Reap's market stalls, learn the fine art of noodle-making in Hoi An, and catch the day's last rays among the brillantly blue waves of Ko Pha-Ngan. This 40-day adventure is plenty of time to sync your pulse with this part of Southeast Asia - and it's sure to leave you coming back for more.

Highlights
Witness sunrise over Angkor Wat, Eat your way through the street food of four different cities, Stay overnight in a local village, Trek through the rugged forests of northern Thailand, Swim in Ko Pha-Ngan's idyllic lagoons, explore the magnificent caves of Phong Nha

Accommodation
Simple hotels (twin-share) (21 nts), hostels (multi-share) (9 nts), basic hilltribe huts (2 nts, multi-share), homestay (2 nts), sleeper trains (5 nts).

Group Leader
CEO (Chief Experience Officer) throughout, trekking staff.

Group Size Notes
Max 18, avg 12.

Meals Included
30 breakfasts, 9 lunches, 4 dinners

What's Included
Your G for Good Moment: Local Khmer Meal, Siem Reap Your G for Good Moment: Oodles of Noodles, Hoi An Your G for Good Moment: Mekong River Homestay & Baci Ceremony, Muang Pakbèng Your G for Good Moment: Kao Thep Pitak Community-Owned Farm & Meal, Ban Ta Khun Your Welcome Moment: Welcome Moment - Meet Your CEO and Group Your First Night Out Moment: Connect With New Friends Your Big Night Out Moment: - Siem Reap, Siem Reap Your Discover Moment: Phnom Penh Your Local Living Moment: Home Meal, Chambok Your Discover Moment: Ho Chi Minh City Your Foodie Moment: Nha Trang Street Food Crawl, Nha Trang Your Big Night Out Moment: Reminisce Riverside, Hoi An Your Big Night Out Moment: Vang Vieng Nightlife, Vang Vieng Your Discover Moment: Luang Prabang Your Discover Moment: Chiang Mai Your Big Night Out Moment: Chiang Mai Celebration, Chiang Mai Your Discover Moment: Bangkok Your Big Night Out Moment: Beach Bar, Ko Tao. Guided sunrise tour of Angkor Wat temple complex. Orientation walks in Ho Chi Minh City, Hoi An, Hanoi, Phnom Penh, and Luang Prabang. Halong Bay boat cruise with lunch. Guided hike, sunset cruise and waterfall excursion in Laos. Slow boat up the Mekong. Five street food crawls in different cities. Internal flight. Visit to Chiang Mai night market. Hilltribe trek. Bamboo rafting. Lake Cheow Lan Excursion. Full-day snorkelling trip from Ko Tao. All transport between destinations and to/from included activities.