How to Plan an Incredible Family Trip to Japan in 2024/2025. Learn more.
3 Weeks in Southeast Asia: Top Itineraries for 2024/2025

3 Weeks in Southeast Asia: Top Itineraries for 2024/2025

By Ruby ZhaoUpdated Jan. 31, 2024

3 weeks is a good length for a Southeast Asia trip, during which you can have an in-depth feel and not be in a rush. We present our most popular tours according to customers' choices over recent years. You can treat them as inspiration for your private travel and tailor them according to your requirements.

Other durations: 10 days, 12 days, 2 weeks, 4 weeks

18-Day Thailand, Cambodia, and Vietnam Family Adventure Tourtour map

18-Day Thailand, Cambodia, and Vietnam Family Adventure Tour

Unforgettable Family Adventures in Southeast Asia
Private tour from: US$3,519
View More
19-Day Highlights of Southeast Asia: Thailand, Cambodia, and Vietnamtour map

19-Day Highlights of Southeast Asia: Thailand, Cambodia, and Vietnam

An In-depth Southeast Asia Tour at An Easy Pace
Private tour from: US$4,679
View More
15-Day thailand combodia vietnam tourtour map

21-Day Thailand and Vietnam Adventure Tour

Delve into the Ancient History and Colorful Culture of Southeast Asia
Private tour from: US$5,249
View More
21-Day Vietnam, Cambodia, Thailand and Singapore Tour

21-Day Vietnam, Cambodia, Thailand and Singapore Tour

A Trip to Unveil a Tapestry of Cultures and Wonders of Southeast Asia
Private tour from: US$5,250
View More
21-Day Vietnam, Cambodia, Thailand and Singapore Tour

21-Day Vietnam, Cambodia, Thailand and Singapore Tour

Discover Southeast Asian Adventure
Private tour from: US$5,250
View More
21-Day Asian Odyssey: Hong Kong, Vietnam, Cambodia, and Thailand Tour

21-Day Hong Kong, Vietnam, Cambodia, and Thailand Tour

Discover Cultural Marvels and Timeless Heritage
Private tour from: US$5,250
View More
15-Day thailand combodia vietnam tourtour map

3-Week Best of Thailand, Cambodia, and Vietnam Tour for Couples

Romantic Encounters and Immersive Experiences
Private tour from: US$5,449
View More
21-Day China, Laos, and Thailand Discoverytour map

21-Day China, Laos, and Thailand Discovery

An Off-the-Beaten Track Trip to Asia
Private tour from: US$5,259
View More
3-Week China and Vietnam Adventure Tour tour map

3-Week China and Vietnam Adventure Tour

A Leisurely and In-depth Trip to Asia
Private tour from: US$5,099
View More
23-Day Vietnam, Mekong River Cruise, and Cambodia Tour: A Southeast Asian Odyssey

23-Day Vietnam, Mekong River Cruise, and Cambodia Tour

A Southeast Asian Odyssey
Private tour from: US$5,750
View More

Discover real reviews of Highlights Travel Family's best-rated service across trusted platforms.

Why Travel with Asia Highlights (98.8% positive customer reviews among 10,000+)

  • Unique experiences tailored to your interests: Enjoy a premium trip that goes beyond the typical tourist attractions.
  • Hassle-free travel and peace of mind: Every aspect of your trip will be carefully planned and organized by your 1:1 travel consultant.
  • Experienced and knowledgeable guides: Your guides will be local and love to work for travelers' smiles.
Popular tours
Make the most of your time
Choose the best time to visit

Discover real reviews of Highlights Travel Family's best-rated service across trusted platforms.

More reviews

Get Inspired with Some Popular Itineraries

At Asia Highlights, we create your kind of journey — your dates, your destinations, at your pace. You can have any trip tailor made for your travel.

More Travel Ideas and Inspiration

Start planning your tailor-made tour with 1-1 help from our travel advisors. Create My Trip
4.9 ExcellentTrustPilot rating TrustPilot Logo

Sign up to Our Newsletter

Be the first to receive exciting updates, exclusive promotions, and valuable travel tips from our team of experts.

The Asia Highlights Experience

1-to-1 Expert Planning

1-to-1 Expert Planning

Your tour will be tailor-made to suit you by a destination expert. Your personal travel advisor will always reply within 24 hours.

Personal Journeys

Personal Journeys

Enjoy having your own personal local guide and ride. Explore destinations at your own pace. Have as much flexibility as possible.

Authentic Experiences

Authentic Experiences

Go beyond the sightseeing. Understand the destinations by practicing the local culture and interacting with local people.

One-Stop Service

One-Stop Service

Leave all the booking work to us, including international and internal transportation, visas, hotels, meals, and activities.

Where Can We Take You Today?

China Tours

About Us
At Asia Highlights, we are committed to providing you a premium, quality private tour, whether it's a milestone trip, family trip, or bucketlist trip — your planning will be made easy with just one specialist throughout. Know more ...
Rated 4.9 out of 5 | Excellent
China Highlights International Travel Service Co., LTD
Corporate Number: 914503003486045699
Featured on
Medias