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3 Week Adults Only Cruises

Explore our 3 week adults only cruises with 3 of the world's leading adults only cruise operators. November and February are the most popular months to join a cruise and we have 23 departures available and 23 unique itineraries to choose from.
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23 Cruises (23 Cruise Departures)
21 Day Coastal Calm & Coconuts with Oceania Cruises
Cruise
 (3)

21 Days (20 Nights) Miami to Miami
Cruise Line: Oceania Cruises
Ship: Oceania Marina
Departure: 06 January 2028
Visit: USA, Mexico, Belize, Honduras (+7 more), Costa Rica, Panama, Colombia, Curacao, Aruba, Jamaica, Cayman Islands
Your World Included Credit
Your World Inclusions
Exclusive Savings
Inside
$6,249
Oceanview
$7,799
Balcony
$9,349
Suite
$13,299
From
US$6,249
Save 6,249
Per Person
View Trip
21 Day Mediterranean & Atlantic Crossing with Viking Cruises
Cruise
 (5)

21 Days (20 Nights) San Juan to Rome
Cruise Line: Viking Cruises
Ship: Viking Sea
Departure: 06 March 2027
Visit: Puerto Rico, Saint Martin, Portugal, Spain, France, Monaco, Italy
Viking $1,299 Air Deal
Exclusive Savings
Inside
-
Oceanview
-
Balcony
$7,398
Suite
$11,798
From
US$7,398
Per Person
View Trip
21 Day Adriatic & Iberia Discovery with Oceania Cruises
Cruise
 (1)

21 Days (20 Nights) Venice to Bilbao
Cruise Line: Oceania Cruises
Ship: Oceania Nautica
Departure: 10 August 2026
Visit: Italy, Croatia, Montenegro, Greece (+4 more), Sicily, Spain, Morocco, Portugal
Your World Included Credit
Your World Inclusions
Exclusive Savings
Inside
$6,649
Oceanview
$6,899
Balcony
$11,899
Suite
$21,349
From
US$6,649
Save 6,649
Per Person
View Trip
21 Day Transatlantic Crossing And Eastern Caribbean with Cunard
Cruise
 (6)

21 Days (20 Nights) London to New York
Cruise Line: Cunard
Ship: Queen Mary 2
Departure: 27 February 2028
Visit: England, USA, Saint Kitts and Nevis, Saint Lucia, Barbados, Dominica, Saint Martin
Value Fare
Inside
$3,509
Oceanview
$4,859
Balcony
$5,009
Suite
$12,759
From
US$3,509
Per Person
View Trip
21 Day Treasures Of The Tropics with Oceania Cruises
Cruise
 (3)

21 Days (20 Nights) Miami to Miami
Cruise Line: Oceania Cruises
Ship: Oceania Marina
Departure: 05 March 2028
Visit: USA, Cayman Islands, Jamaica, Aruba (+7 more), Curacao, Colombia, Panama, Costa Rica, Honduras, Guatemala, Mexico
Your World Included Credit
Your World Inclusions
Exclusive Savings
Inside
$5,999
Oceanview
$7,599
Balcony
$9,149
Suite
$13,149
From
US$5,999
Save 5,999
Per Person
View Trip
21 Day Transatlantic Crossing And Caribbean Celebration with Cunard
Cruise
 (6)

21 Days (20 Nights) London to New York
Cruise Line: Cunard
Ship: Queen Mary 2
Departure: 15 December 2028
Visit: England, USA, Virgin Islands, Saint Kitts and Nevis, Saint Lucia, Barbados, Saint Martin
Sailing Soon + Signature Package
Cunard Fare
Value Fare
Inside
$4,544
Oceanview
$6,029
Balcony
$6,299
Suite
$13,409
From
US$4,544
Per Person
View Trip
21 Day Astounding Asia with Oceania Cruises
Cruise
 (2)

21 Days (20 Nights) Tokyo to Singapore
Cruise Line: Oceania Cruises
Ship: Oceania Riviera
Departure: 05 November 2027
Visit: Japan, Taiwan, China, Vietnam, Singapore
Your World Included Credit
Your World Inclusions
Exclusive Savings
Inside
$6,999
Oceanview
$8,699
Balcony
$9,649
Suite
$14,649
From
US$6,999
Save 6,999
Per Person
View Trip
21 Day Transatlantic Crossing And Caribbean Celebration with Cunard
Cruise
 (6)

21 Days (20 Nights) London to New York
Cruise Line: Cunard
Ship: Queen Mary 2
Departure: 14 December 2027
Visit: England, USA, Saint Kitts and Nevis, Saint Lucia, Barbados, Dominica, Saint Martin
Bonus Onboard Credit
Value Fare
Inside
$3,053
Oceanview
-
Balcony
$4,328
Suite
$10,989
From
US$3,053
Per Person
View Trip
21 Day Wine Country To Fjords with Oceania Cruises
Cruise
 (1)

21 Days (20 Nights) Lisbon to Oslo
Cruise Line: Oceania Cruises
Ship: Oceania Sirena
Departure: 23 June 2026
Visit: Portugal, Spain, France, England (+4 more), Belgium, Holland, Scotland, Norway
Your World Included Credit
Your World Inclusions
Exclusive Savings
Inside
$7,199
Oceanview
$7,999
Balcony
-
Suite
$15,299
From
US$7,199
Save 7,199
Per Person
View Trip
21 Day Panama Canal & Caribbean with Oceania Cruises
Cruise
 (3)

21 Days (20 Nights) Miami to Miami
Cruise Line: Oceania Cruises
Ship: Oceania Marina
Departure: 05 January 2027
Visit: USA, Mexico, Belize, Guatemala (+8 more), Honduras, Costa Rica, Panama, Colombia, Aruba, Curacao, Jamaica, Cayman Islands
Your World Included Credit
Your World Inclusions
Exclusive Savings
Inside
$6,599
Oceanview
-
Balcony
$9,549
Suite
-
From
US$6,599
Save 6,599
Per Person
View Trip
21 Day Transatlantic Crossing And Eastern Caribbean with Cunard
Cruise
 (6)

21 Days (20 Nights) London to New York
Cruise Line: Cunard
Ship: Queen Mary 2
Departure: 12 November 2027
Visit: England, USA, Virgin Islands, Saint Kitts and Nevis (+4 more), Saint Lucia, Barbados, Dominica, Saint Martin
Bonus Onboard Credit
Value Fare
Inside
$2,819
Oceanview
$3,702
Balcony
$3,889
Suite
$10,329
From
US$2,819
Per Person
View Trip
21 Day Transatlantic Crossing And Eastern Caribbean with Cunard
Cruise
 (6)

21 Days (20 Nights) New York to London
Cruise Line: Cunard
Ship: Queen Mary 2
Departure: 06 March 2028
Visit: USA, Saint Kitts and Nevis, Saint Lucia, Barbados, Dominica, Saint Martin, England
Inside
-
Oceanview
-
Balcony
-
Suite
$15,039
From
US$15,039
Per Person
View Trip
21 Day Revered & Romantic Shores with Oceania Cruises
Cruise
 (1)

21 Days (20 Nights) Istanbul to Rome
Cruise Line: Oceania Cruises
Ship: Oceania Sirena
Departure: 12 November 2026
Visit: Turkey, Greece, Montenegro, Croatia (+4 more), Italy, Slovenia, Malta, Sicily
Your World Included Credit
Your World Inclusions
Exclusive Savings
Inside
$5,699
Oceanview
$6,099
Balcony
$9,199
Suite
$13,299
From
US$5,699
Save 5,699
Per Person
View Trip
21 Day Cape Town To Southampton with Cunard
Cruise
 (1)

21 Days (20 Nights) Cape Town to London
Cruise Line: Cunard
Ship: Queen Victoria
Departure: 10 April 2027
Visit: South Africa, Namibia, Senegal, Spain, Portugal, England
Bonus Onboard Credit
Value Fare
Inside
$3,749
Oceanview
-
Balcony
$5,879
Suite
$13,799
From
US$3,749
Per Person
View Trip
21 Day Panama Canal Navigator with Oceania Cruises
Cruise
 (3)

21 Days (20 Nights) Miami to Miami
Cruise Line: Oceania Cruises
Ship: Oceania Marina
Departure: 05 March 2027
Visit: USA, Mexico, Belize, Guatemala (+8 more), Honduras, Costa Rica, Panama, Colombia, Aruba, Curacao, Jamaica, Cayman Islands
Your World Included Credit
Your World Inclusions
Exclusive Savings
Inside
$6,199
Oceanview
$7,699
Balcony
$9,099
Suite
$12,449
From
US$6,199
Save 6,199
Per Person
View Trip
21 Day Atlantic & Mediterranean Horizons with Viking Cruises
New ReleaseCruise
 (8)

21 Days (20 Nights) Fort Lauderdale to Rome
Cruise Line: Viking Cruises
Ship: Viking Mars
Departure: 23 February 2028
Visit: USA, Sint Maarten, Portugal, Spain, France, Monaco, Italy
Viking $1,299 Air Deal
Inside
-
Oceanview
-
Balcony
$7,298
Suite
$12,098
From
US$7,298
Per Person
View Trip
21 Day Mediterranean & Atlantic Crossing with Viking Cruises
Cruise
 (5)

21 Days (20 Nights) Rome to San Juan
Cruise Line: Viking Cruises
Ship: Viking Sea
Departure: 16 October 2026
Visit: Italy, Monaco, France, Spain, Portugal, Saint Martin, Puerto Rico
Viking $1,499 Air Deal
Exclusive Savings
Inside
-
Oceanview
-
Balcony
$7,398
Suite
$12,498
From
US$7,398
Save 1,100
Per Person
View Trip
21 Day Transatlantic Crossing And Eastern Caribbean with Cunard
Cruise
 (6)

21 Days (20 Nights) New York to London
Cruise Line: Cunard
Ship: Queen Mary 2
Departure: 19 November 2027
Visit: USA, Virgin Islands, Saint Kitts and Nevis, Saint Lucia (+4 more), Barbados, Dominica, Saint Martin, England
Bonus Onboard Credit
Value Fare
Inside
$2,679
Oceanview
$3,629
Balcony
$3,709
Suite
$9,289
From
US$2,679
Per Person
View Trip
21 Day Rio De Janeiro To San Antonio with Cunard
Cruise

21 Days (20 Nights) Rio de Janeiro to Santiago
Cruise Line: Cunard
Ship: Queen Anne
Departure: 08 February 2027
Visit: Brazil, Uruguay, Argentina, Chile
Bonus Onboard Credit
Value Fare
Inside
$4,899
Oceanview
$6,199
Balcony
$7,999
Suite
-
From
US$4,899
Per Person
View Trip
21 Day Sju To Mia with Oceania Cruises
Cruise

21 Days (20 Nights) San Juan to Miami
Cruise Line: Oceania Cruises
Ship: Oceania Allura
Departure: 19 February 2027
Visit: Puerto Rico, Saint Barthelemy, Saint Martin, Saint Kitts and Nevis (+10 more), Antigua and Barbuda, Virgin Islands, USA, Cayman Islands, Jamaica, Aruba, Curacao, Bonaire, Dominican Republic, Bahamas
Your World Included Credit
Your World Inclusions
Exclusive Savings
Inside
-
Oceanview
-
Balcony
$8,949
Suite
$14,499
From
US$8,949
Save 8,949
Per Person
View Trip
21 Day Arabian & Aegean Gems with Oceania Cruises
Cruise

21 Days (20 Nights) Doha to Athens
Cruise Line: Oceania Cruises
Ship: Oceania Vista
Departure: 13 May 2027
Visit: Qatar, United Arab Emirates, Oman, Saudi Arabia (+5 more), Egypt, Jordan, Cyprus, Greece, Turkey
Your World Included Credit
Your World Inclusions
Exclusive Savings
Inside
-
Oceanview
-
Balcony
$7,799
Suite
$12,999
From
US$7,799
Save 7,799
Per Person
View Trip
21 Day Los Angeles To Sydney with Cunard
Cruise

21 Days (20 Nights) Los Angeles to Sydney
Cruise Line: Cunard
Ship: Queen Anne
Departure: 07 February 2028
Visit: USA, Fiji, Australia
Value Fare
Inside
$3,489
Oceanview
$4,479
Balcony
$5,219
Suite
$10,669
From
US$3,489
Per Person
View Trip
21 Day Ode On A Grecian Journey with Oceania Cruises
Cruise

21 Days (20 Nights) Rome to Barcelona
Cruise Line: Oceania Cruises
Ship: Oceania Allura
Departure: 17 July 2027
Visit: Italy, Sicily, Malta, Greece, Montenegro, Croatia, Spain
Your World Included Credit
Your World Inclusions
Exclusive Savings
Inside
-
Oceanview
-
Balcony
$9,099
Suite
$14,699
From
US$9,099
Save 9,099
Per Person
View Trip
Results: 23 results

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Cruise Themes

Adults Only Cruises Christmas & New Year Cruises Expedition Cruises Family Cruises Island Hopping Cruises Luxury Cruises Northen Lights Cruises Sailing Trips Short Cruises Last Minute Cruise Deals

Trip Lengths

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

Departure Months

June August October November January February March April May July December

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