Home > Tours > Asia Tours > South East Asia Tours > 3 Week Trips

3 Week Trips to South East Asia

Looking to explore South East Asia for 3 weeks? Then choose from our range of river cruises, adventures and guided tours with 9 of the best tour operators to South East Asia. October and November are the most popular months to travel to South East Asia and we have 709 departures available.
Filter Results
Departures
Show More...
Types
Trip Styles
Budget
Start & End Cities
Operators
Show More...
Price
$1,900pp
$15,295pp
Countries
Show More...
Filter Results
15 trips (709 trip Departures)
21 Day Best of Vietnam and Cambodia with APT
River Cruise
 (5)

21 Days Hanoi to Siem Reap
Operated By: APT
Ships: Mekong Serenity
Departures: Jul 2024 to Apr 2026
Rivers: Mekong
Countries Visited: Vietnam, Cambodia
Exclusive Deal
Save 3,600
From 9,707
View Trip
21 Day Best of Vietnam and Cambodia with APT
River Cruise
 (3)

21 Days Ho Chi Minh City to Ho Chi Minh City
Operated By: APT
Ships: Mekong Serenity
Departures: Jul 2024 to Apr 2026
Rivers: Mekong
Countries Visited: Vietnam, Cambodia
Exclusive Deal
Save 3,606
From 10,301
View Trip
21 Day Vietnam & Cambodia with Intro Travel
Tour
 (3)

21 Days Hanoi to Siem Reap
Operated By: Intro Travel
Departures: May 2024 to Dec 2025
Trip Styles: Small Group, 18-30's, Scenic
Countries Visited: Vietnam, Cambodia
Exclusive Savings
Save 76
From 3,331
View Trip
21 Day Grand Tour of Vietnam & Cambodia with Emerald Cruises
River Cruise
 (4)

21 Days Hanoi to Siem Reap
Operated By: Emerald Cruises
Ship: Emerald Harmony
Departures: Nov 2024 to Dec 2025
Rivers: Mekong
Countries Visited: Vietnam, Cambodia
Exclusive Deal
INSIDE
-
RIVER VIEW
$7,618
BALCONY
$8,405
SUITE
$11,276
Save 1,605
From 7,618
View Trip
21 Day Grand Tour of Vietnam & Cambodia with Emerald Cruises
River Cruise
 (4)

21 Days Hanoi to Ho Chi Minh City
Operated By: Emerald Cruises
Ship: Emerald Harmony
Departures: Oct 2024 to Dec 2025
Rivers: Mekong
Countries Visited: Vietnam, Cambodia
Exclusive Deal
INSIDE
-
RIVER VIEW
$8,212
BALCONY
$8,999
SUITE
$11,276
Save 1,595
From 8,212
View Trip
21 Day Thailand & Vietnam: Mountains & Coastlines with G Adventures
Tour

21 Days Bangkok to Ho Chi Minh City
Operated By: G Adventures
Departures: May 2024 to Dec 2026
Trip Styles: Adventure, Small Group, 18-30's
Countries Visited: Vietnam, Thailand
Exclusive Deal
Save 859
From 1,940
View Trip
21 Day Northern Thailand & Beaches with TruTravels
New ReleaseTour

21 Days Bangkok to Koh Phangan
Operated By: TruTravels
Departures: May 2024 to Nov 2025
Trip Styles: Small Group, 18-30's, Scenic
Countries Visited: Thailand
Exclusive Savings
Save 80
From 3,425
View Trip
21 Day The Heart of Cambodia & Vietnam with Bangkok with Avalon River Cruises
River Cruise

21 Days Bangkok to Hanoi
Operated By: Avalon River Cruises
Ship: Avalon Saigon
Departures: Aug 2024 to Nov 2024
Rivers: Mekong
Countries Visited: Thailand, Cambodia, Vietnam
Exclusive Deal
Save 2,906
From 10,865
View Trip
21 Day Thailand, Malaysia and Singapore Escapade with Contiki
Tour

21 Days Bangkok to Singapore
Operated By: Contiki
Departures: Jun 2024 to Mar 2026
Trip Styles: Coach, Group, 18-30's, Scenic
Countries Visited: Thailand, Malaysia, Singapore
Exclusive Deal
Save 1,024
From 5,428
View Trip
21 Day Indonesia Adventure: Java & Bali with G Adventures
Tour

21 Days Jakarta to Gili Islands
Operated By: G Adventures
Departures: May 2024 to Feb 2026
Trip Styles: Adventure, Small Group, 18-30's
Countries Visited: Indonesia
Exclusive Deal
Save 832
From 3,009
View Trip
21 Day Walking in Vietnam & Cambodia Highlights with Explore!
Tour

21 Days Hanoi to Siem Reap
Operated By: Explore!
Departures: Oct 2024 to Dec 2025
Trip Styles: Adventure, Small Group, Walking & Hiking
Countries Visited: Vietnam, Cambodia
Exclusive Savings
Save 108
From 4,988
View Trip
21 Day The Heart of Cambodia & Vietnam with Bangkok with Avalon River Cruises
River Cruise

21 Days Bangkok to Hanoi
Operated By: Avalon River Cruises
Ship: Avalon Saigon
Departures: Aug 2024 to Oct 2024
Rivers: Mekong
Countries Visited: Thailand, Vietnam, Cambodia
Exclusive Deal
Save 2,904
From 11,037
View Trip
21 Day Southeast Asia: Hilltribes & Street Food with G Adventures
Tour

21 Days Bangkok to Singapore
Operated By: G Adventures
Departures: Jun 2024 to Jan 2026
Trip Styles: Adventure, Small Group, 18-30's, Walking & Hiking
Countries Visited: Malaysia, Thailand, Singapore
Exclusive Deal
Save 790
From 2,279
View Trip
21 Day Inside Indochina with On The Go Tours
Tour

21 Days Vientiane to Siem Reap
Operated By: On The Go Tours
Departures: May 2024 to Dec 2025
Trip Styles: Small Group, Scenic
Countries Visited: Laos, Vietnam, Cambodia
Exclusive Savings
Save 144
From 6,365
View Trip
21 Day Vietnam Explorer with Explore!
Tour

21 Days Hanoi to Ho Chi Minh city
Operated By: Explore!
Departures: Nov 2024 to Dec 2025
Trip Styles: Adventure, Small Group
Countries Visited: Vietnam
Exclusive Savings
Save 114
From 4,773
View Trip
Results: 15 results

No Results found. Try changing your search filters.




Trips found! Scroll up to view

Asia Tours

Asia Tours Cambodia Tours Central Asia Tours China Tours Georgia & Armenia Tours India Tours Indonesia Tours Japan Tours Laos Tours Malaysia Tours Mongolia Tours Nepal Tours Philippines Tours South East Asia Tours South Korea Tours Sri Lanka Tours Thailand Tours Uzbekistan Tours Vietnam Tours

Travel Styles

18-30's Tours Active Adventures Coach Tours Cycling Tours Family Holidays Festivals & Events Food & Wine Tours Kayaking Trips Locally Guided Tours Luxury Tours Rail Journeys Short Breaks Small Group Tours Walking & Hiking Tours Wildlife Tours

Trip Lengths

1 Month 10 Day 2 Week 3 Day 3 Week 4 Week 7 Day

Departure Months

May 2024 June 2024 July 2024 August 2024 September 2024 October 2024 November 2024 December 2024 January 2025 February 2025 March 2025 April 2025 May 2025 June 2025 July 2025 August 2025 September 2025 October 2025 November 2025 December 2025 January 2026 February 2026 March 2026 April 2026 May 2026 June 2026 July 2026 August 2026 September 2026 October 2026 November 2026 December 2026

Asia Cruises

Asia Cruises China Cruises Japan Cruises South East Asia Cruises

© 2010-2024. Global Journeys. You're viewing our site in Australian dollars.

    

About Us | View Your Booking | Terms & Conditions | Site Map | We're Hiring!

Global Journeys Pty Ltd. Member of The Australian Travel Industry Association (AITA) & ATAS Travel Accredited (No. A11351).

Travel Industry Associations