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3 Week Trips to Vietnam

Looking to explore Vietnam for 3 weeks? Then choose from our range of river cruises, active adventures and guided tours with 4 of the best tour operators to Vietnam. November is the most popular month to travel to Vietnam and we have 142 departures available.
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6 trips (142 trip Departures)
21 Day Vietnam & Cambodia Intro with Intro Travel
Tour
 (3)

21 Days Hanoi to Siem Reap
Operated By: Intro Travel
Departures: Mar 2026 to Nov 2027
Trip Styles: Small Group, 18-30's, Scenic
Visit: Vietnam, Cambodia
Exclusive Savings
From
US$2,201
Save 399
Per Person
View Trip
21 Day Grand Tour of Vietnam & Cambodia with Emerald Cruises
River Cruise
 (5)

21 Days Hanoi to Siem Reap
Cruise Line: Emerald Cruises
Ship: Emerald Harmony
Departures: Oct 2026 to Nov 2027
Rivers: Mekong
Visit: Vietnam, Cambodia
Early Payment Discount
Exclusive Savings
Inside
-
River View
$7,520
Balcony
$8,005
Suite
$10,236
From
US$7,520
Save 7,228
Per Person
View Trip
21 Day Walking in Vietnam & Cambodia Highlights with Explore Worldwide
Tour

21 Days Hanoi to Siem Reap
Operated By: Explore Worldwide
Departures: Feb 2026 to Dec 2026
Visit: Vietnam, Cambodia
Exclusive Savings
From
US$2,677
Save 573
Per Person
View Trip
21 Day Grand Tour of Vietnam & Cambodia with Emerald Cruises
River Cruise
 (5)

21 Days Hanoi to Ho Chi Minh City
Cruise Line: Emerald Cruises
Ships: Emerald Harmony
Departures: Jan 2026 to Nov 2027
Rivers: Mekong
Visit: Vietnam, Cambodia
Early Payment Discount
Exclusive Savings
Inside
-
River View
$7,035
Balcony
$7,520
Suite
$9,751
From
US$7,035
Save 7,228
Per Person
View Trip
21 Day Thailand & Vietnam: Mountains & Coastlines with G Adventures
Tour

21 Days Bangkok to Ho Chi Minh City
Operated By: G Adventures
Departure: 08 March 2026
Trip Styles: Adventure, Small Group, 18-30's
Visit: Vietnam, Thailand
Exclusive Savings
From
US$2,017
Save 62
Per Person
View Trip
21 Day Vietnam Explorer with Explore Worldwide
Tour

21 Days Hanoi to Ho Chi Minh city
Operated By: Explore Worldwide
Departures: Feb 2026 to Dec 2026
Trip Styles: Adventure, Small Group
Visit: Vietnam
Exclusive Savings
From
US$2,726
Save 574
Per Person
View Trip
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Travel Styles

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

Trip Lengths

10 Day 2 Week 3 Week

Departure Months

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

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