Thailand, Cambodia and Vietnam Tours for Young Adults
4.5 stars on(7,181 reviews)- Choose from 13 Thailand, Cambodia and Vietnam tours
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10 best trips for '18 to 30 Somethings' in Thailand, Cambodia and Vietnam
Compiled by
NinaThailand, Cambodia and Vietnam travel expert at TourRadar
- Epic Asia
- Cambodia: Ancient Ruins & Boat Rides
- Cambodia to Vietnam: Night Markets & Noodle-Making
- Amazing Vietnam & Cambodia & Thailand ends Bangkok (4 Star Hotels)
- Ultimate Vietnam & Cambodia & Thailand ends Bangkok (4 Star Hotels)
- Total Asia
- Discover Asia
- Get Social: Big Southeast Asia
- Play & Pause: Great Southeast Asia
- Southeast Asia Discovery: Seasides and Street Food
Epic Asia
47 Reviews by TourRadar travelers“Amazing experience which I will never forget.”
David, traveled in September 2024
- Experience the fascinating culture and crazy nightlife of buzzing Bangkok.
- Discover the beautiful island of Koh Phangan including beach parties & more!
- Experience the world famous Phi Phi Islands on an exclusive boat trip.
Duration 38 days Destinations Thailand, Vietnam, Cambodia Age Range 18 to 39 year olds Operated in English Operator INTRO Travel From $3,949
10% Off- US$3,554You save $394
Cambodia: Ancient Ruins & Boat Rides
108 Reviews by TourRadar travelers“Great tour overall: from sunset to quadbiking, boat cruises and good food, it was very enjoyable.”
Ronald, traveled in March 2023
- Meet your group and CEO in vibrant Bangkok
- Explore the ancient ruins of Angkor Wat
- Experience Phnom Penh's street food scene
Duration 10 days Destinations Thailand, Cambodia, Vietnam Age Range 18 to 39 year olds Operated in English Operator G Adventures From $929
40% Off- US$557You save $371
Cambodia to Vietnam: Night Markets & Noodle-Making
127 Reviews by TourRadar travelers“The local food and other interesting facts. Kim was very approachable and always solved any problems quickly and efficiently.”
Clare, traveled in June 2018
- Meet your group in vibrant Bangkok
- Explore the ancient ruins of Angkor Wat
- Savor local flavors on a Siem Reap food crawl
Duration 20 days Destinations Thailand, Cambodia, Vietnam Age Range 18 to 39 year olds Operated in English Operator G Adventures From $1,699
30% Off- US$1,189You save $509
Amazing Vietnam & Cambodia & Thailand ends Bangkok (4 Star Hotels)
6 Reviews by TourRadar travelers“The best tour of my life! everything was so fantastic😍”
Masud, traveled in April 2023
- Explore bustling Ho Chi Minh City
- Cruise the mighty Mekong River
- Shop at Cai Rang floating market
Duration 16 days Destinations Vietnam, Cambodia, Thailand Age Range 18 to 59 year olds Operated in English Operator Travel Talk From $3,757
50% Off- US$1,879You save $1,878
- Explore Hanoi's vibrant night markets
- Cruise through UNESCO-listed Halong Bay
- Discover Hoi An's ancient architecture
Duration 23 days Destinations Vietnam, Cambodia, Thailand Age Range 18 to 59 year olds Operated in English Operator Travel Talk From $5,391
50% Off- US$2,696You save $2,695
- Explore Bangkok's vibrant Khao San Road
- Cruise down the River Kwai at sunset
- Swim in the 7-tiered Erawan Falls
Duration 50 days Destinations Thailand, Cambodia, Vietnam Age Range 18 to 39 year olds Operated in English Operator TruTravels From $6,095
25% Off- US$4,571You save $1,523
- Explore Bangkok's vibrant Khao San Road
- Cruise through Khao Sok's emerald waters
- Relax at the secluded Bottle Beach
Duration 37 days Destinations Thailand, Cambodia, Vietnam Age Range 18 to 39 year olds Operated in English Operator TruTravels From $3,562
25% Off- US$2,672You save $890
- Explore Hanoi's vibrant street food scene
- Cruise through the stunning Halong Bay
- Travel by overnight train to ancient Hoi An
Duration 28 days Destinations Vietnam, Cambodia, Thailand Age Range up to 39 year olds Operated in English Operator Topdeck From $3,149
15% Off- US$2,677You save $472
- Explore Bangkok's vibrant Chinatown
- Cycle around Bangkok's historic center
- Cook Thai dishes in a Chiang Mai class
Duration 29 days Destinations Thailand, Laos, Vietnam, Cambodia Age Range up to 39 year olds Operated in English Operator Topdeck From
15% Off- US$3,889
Southeast Asia Discovery: Seasides and Street Food
86 Reviews by TourRadar travelers“I had the best time on this tour. The experience was so easy and fun.”
Natasha, traveled in May 2019
- Meet your group in vibrant Bangkok
- Explore the ancient ruins of Angkor Wat
- Savor local flavors on a Siem Reap food crawl
Duration 30 days Destinations Thailand, Cambodia, Vietnam, Laos Age Range 18 to 39 year olds Operated in English Operator G Adventures From $2,999
35% Off- US$1,949You save $1,049
