3-Week Thailand and Vietnam Tour Packages
Thailand and Vietnam are worldwide favorites for countless reasons. Think about meeting locals at Damnoen Saduak Floating Market's boats, exploring Bangkok's Wat Arun temple, cruising Ha Long Bay's karsts, and discovering Hoi An's Japanese Bridge and lanterns. Three weeks gives you time for Angkor Wat temples, Sapa's rice terraces, and experiencing different aspects of each country authentically. When will you go?
Insider tips: Recommended 3-week Thailand And Vietnam tour itineraries
Compiled by

MelissaThailand and Vietnam travel expert at TourRadar
21 Day Southeast Asia Itinerary, incl. Bangkok and Angkor Wat
This cultural odyssey through Thailand and Vietnam features Chiang Mai temples, overnight Ha Long Bay cruise, and Hoi An's ancient town. Package includes 20 breakfasts, 8 lunches, English-speaking guides, and domestic flights. Costs approx. $250 per day.

- Days 1-3
Bangkok & Chiang Mai
Plan your Bangkok airport transfer outside rush hour to avoid heavy traffic. Visit Damnoen Saduak Floating Market before 8:30 AM to see it at its best and avoid crowds. "The floating market was fascinating, but bring small bills in Thai Baht for easier bargaining with vendors." Take the overnight train to Chiang Mai (14 hours) and get a lower berth for convenience.

- Days 4-5
Northern Thailand
- Days 6-8
Luang Prabang
The alms-giving ceremony starts around 5:30 AM. Dress appropriately and keep your distance from the monks. "Watching the monks collect alms at sunrise was humbling. Bring a shawl—it gets chilly in the morning." Take a boat to Pak Ou Caves but watch your step on wet days. Visit Kuang Si waterfall before 10 AM and bring water shoes if you want to swim.

- Days 9-11
Hanoi & Halong Bay
- Days 12-14
Central Vietnam
Start your Hoi An walking tours in the morning before it gets too hot. Try the Tra Que herb village bike tour. It's an easy ride but don't forget sunscreen and water. Visit My Son Sanctuary at sunrise to beat the crowds. "The cooking class in Hoi An was a highlight - ask to learn local specialties like Cao Lau noodles."

- Days 15-17
Southern Vietnam
- Days 18-21
Siem Reap & Angkor
21 Days in Southeast Asia, incl. Bangkok and Siem Reap
The 21-day route from Bangkok's Damnoen Saduak Market to Ha Long Bay's limestone islands showcases Thailand and Vietnam's finest spots. Travelers visit Chiang Mai's Wat Phra Singh, stop at Hoi An's Tra Que Village, and sail through Mekong Delta. Premium lodging includes Easterin Grand Hotel Sathorn Bangkok.

- Days 1-4
Thailand
Arrive in Bangkok in the evening and check into your hotel. Your second day starts with an early trip to Damnoen Saduak Floating Market by long-tail speedboat through historic canals. Later, board an overnight train to Chiang Mai, which takes about 14 hours. Chiang Mai offers beautiful temples like Wat Phra Singh and Wat Chedi Luang. Visit Doi Suthep Temple at 5,300 feet elevation - go early to avoid crowds and heat. Be ready for 306 steps up to the temple, which can be tough in Thailand's humidity.

- Days 5-8
Laos
Fly to Luang Prabang. You can watch the alms-giving ceremony at 5:30 AM if you're an early riser. Remember to dress appropriately with covered shoulders. A recent visitor shared: "You'll want to arrive before sunrise to secure a quiet spot away from tourist crowds. The reverence of the moment is unforgettable." Visit the Royal Palace Museum (closed Tuesdays) and take a boat to Pak Ou Caves to see thousands of Buddha statues. At Kuang Si waterfall, wear good walking shoes since the paths get slippery. Swimming is possible in the top pool if conditions allow.

- Days 9-11
Northern Vietnam
- Days 12-14
Central Vietnam
- Days 15-17
Southern Vietnam
- Days 18-21
Cambodia
Finish in Siem Reap to explore Angkor. Start at 5 AM for Angkor Wat sunrise. Follow your guide's counter-clockwise route to avoid crowds. Wear shoes with good grip on the stones. A visitor noted: "Ta Prohm is magical in early morning light - you'll want proper camera gear to capture the tree roots embracing ancient stones."

21 Days in Southeast Asia, incl. Hanoi and Bangkok
The 21-day adventure through Thailand and Vietnam covers 8 major cities. UNESCO sites like Halong Bay and Bangkok's temples take center stage. Selected 3-star properties include Skylark Hanoi and New Siam Palace Bangkok.

- Days 1-2
Northern Vietnam
Visit Tran Quoc Pagoda in Hanoi at 7 AM to watch locals practicing tai chi by West Lake. "Watching the morning rituals at the pagoda was mesmerizing. Go early before the tour buses arrive." Walk through the Old Quarter's narrow lanes and stop at Hoan Kiem Lake. Book a street food tour on your first evening to get familiar with Vietnamese food and culture.

- Days 3-4
Halong Bay
Take the morning shuttle to Halong Bay (3.5 hours). Book a cruise with overnight anchoring to catch the best sunrise views of the limestone karsts. "The kayaking through caves was incredible, but bring water shoes - the limestone can be sharp." Most boats offer cooking classes and morning tai chi on deck.

- Days 5-7
Central Vietnam
- Days 8-10
Southern Vietnam
Fly to Ho Chi Minh City. Visit Ben Thanh Market in the morning when it's cooler. Take an early trip to Cu Chi Tunnels before the 2-hour drive gets busy. Spend a day at the Mekong Delta's floating markets. "The morning market at Cai Rang was fascinating but bring small bills for purchasing fruits directly from boats."

- Days 11-13
Cambodia
- Days 14-17
Bangkok
Fly to Bangkok (1 hour from Siem Reap). Get to the Grand Palace at opening time (8:30 AM) before crowds pile in. Plan a day trip to Ayutthaya's temples and bring an umbrella. "The river dinner cruise offered amazing night views of Wat Arun, but book a table on the right side of the boat for the best temple views."

- Days 18-21
Phuket
Finish your trip in Phuket. Visit Phang Nga Bay and James Bond Island but check the tides for cave access. "The Big Buddha is worth visiting but go before 11 AM when tour buses arrive. The winding road up gets congested later."
What people love about 3-week Thailand and Vietnam tours
- Southeast Asia 21-Day Highlights Tour
My family went on a 21 day adventure to Thailand, Laos, Vietnam, and Cambodia and it was absolutely amazing! It wouldn’t have been possible without the help of Hoi An Express, Tyler, and the entire team. They were incredibly helpful during the months of planning and incredibly responsive throughout the trip. They made our trip less stressful and much more enjoyable, I’d highly recommend!
- Highlights of Vietnam, Cambodia & Thailand 21 Days
We had a really wonderful tour
- Cultural Capitals of Southeast Asia Tour 21-Day
From our descent to our departure on the plane, our visit to Southeast Asia was perfectly organized throughout the country. With excellent travel guides, great hotels, and more, we were very satisfied! We highly recommend Legend Travel Group and plan to return soon.
































