20 days
An invitation-only travel club for likeminded young adventurers who know how to let their hair down and have a good time.
http://www.20days.co.uk/

Association of Business Travellers
The Association of Business Travellers provides financial protection, travel savings, business and travel related information, and more for its members. The membership base spans the globe and the association has been assisting travellers for over 20 years.
http://www.abt-travel.com/

Atlas Travel Club
This non-profit making organization, which started life in Australia, now has 2.6 million members spread across Australia, New Zealand, USA, Canada and the UK. Members enjoy all the usual perks associated with such clubs, such as discounted accommodation, car rental, air fares, cruises and travel insurance.
http://www.atlas-club.com.au/

Best Fares
Offers members-only air fares, car rental, hotels and cruises at heavily discounted rates.
http://www.bestfares.com/

Biz Travel Club
An international business travellers' network.
http://www.biztravelclub.com/

CheapVacations.com
Links to a handful of travel clubs.
http://www1.cheapvacations.com/travelclubs.htm

Eco Club
Join this international club and you can book eco-lodges directly and commission-free, get in touch with eco-travellers from over 50 countries, chat online, read the latest eco-tourism news and more.
http://www.ecoclub.com/

Encore Travel Club
Offers discounts on motels and restaurants, plus other attractions on the islands of Hawaii.
http://www.hiohwy.com/e/encoretc.htm

Frequent Business Travellers Club
Become a member of this club and you receive a card that gives you discounts of up to 50% on hotel accommodation, as well as savings on car hire and restaurant meals. You can also use it to access private clubs and business centres and to take advantage of an exclusive travel insurance policy.
http://www.fbtc.com.hk/

Globetrotters Club
UK-based, over 50 years old and aimed at the independant traveller. The site contains a wealth of information about the club, as well as very useful links.
http://www.globetrotters.co.uk/

Going Solo Travel Club
Travel club that arranges exciting trips worldwide for solo travellers.
http://www.goingsolotravel.com/

Hideaways Aficionado Club
A luxury travel club offering exclusive travel insight, deals and VIP perks to members.
http://www.hideaways.com/

Holiday Travel Club
Join this South African travel club an you can benefit from discounts on car hire, flights, accommodation and cruises.
http://members.freemail.absa.co.za/holiday1/

Hotel Club
Rewards members with Member Dollar rewards, which you can use to save money on future bookings, prizes, exclusive deals and more.
http://www.hotelclub.net/

Independent Order of Odd Fellows
Membership of this club, established in 1862, gives you access to fully furnished holiday homes all over New Zealand.
http://www.ioof.co.nz/

International Airline Passengers Association
Join 400,000 members in 200 countries who are already enjoying the following benefits: discounted hotel accommodation and travel insurance, ezine, city guides, credit card protection and much more.
http://www.iapa.com/

ITC50 International Travel Cards
You can choose between two tiers of membership - platinum or silver - and enjoy benefits ranging from travel discounts to emergency assistance.
http://www.itc50online.com/

La Club Diamant Rouge de Monaco
Membership benefits of this exclusive club include hotel room upgrades and preferred treatment in top restaurants, as well as discounts on helicopter transfers, limousines, museum and casino entrance, and more when you travel to Monaco.
http://www.visitmonaco.com/framepage.html?index=lc.html

Lion Lines
Travel club which welcomes those aged 50 plus.
http://www.lionlines.com/

Marco Polo Club
You can only join this club if you have travelled with this well known luxury tour operator or are planning to do so. Members enjoy the benefit of invitational trips, expert lectures, special invitations to homes and art collections, elite meetings and parties with local celebrities, and much more besides.
http://www.abercrombiekent.com/

Meetup
Meet others to share travel stories, recommendations or even find a new friend to travel with.
http://travel.meetup.com/

Moment's Notice
Find out about an ever changing array of discounted short-notice travel opportunities.
http://www.moments-notice.com/

Newton Tours Travel Club
Dunedin based travel club that organizes four trips annually to various places in New Zealand. Membership is free.
http://www.transportplace.co.nz/travelclub.html

OAG Privilege
OAG's Asia-Pacific subscribers can join the Privelege Club and take advantage of a range of travel deals and travel-related benefits.
http://www.oagprivilege.com/

Octopus Travel CLUB
Earn commission every time someone you introduced books travel through the site.
http://www.octopustravelclub.com/

Overseas Visitors Club
Not - strictly speaking - a travel club, but a leading budget travel organization for 18-35 year olds. The organization runs camps in South Africa and is affiliated to the Kibbutz movement of Israel and Camp USA of America. You can take advantage of a whole host of services on offer to members.
http://www.ovc.co.za/

RomanticTravelClub.com
Travel club that helps senior couples plan romantic trips at the best possible price.
http://www.romantictravelclub.com/seniors

Rough Guides/I Go U Go
Join online and enjoy special deals, read journals, write journals, earn rewards, see photos, send messages, create travel wish lists, etc.
http://travel.roughguides.com/travelclub/default.html

Royal Geographic Society
Members include geography researchers, students, teachers, fieldworkers and explorers, as well as professional geographers.
http://www.rgs.org/

South American Explorers
Members enjoy expert South American trip planning advice, club magazines, emergency assistance, Internet and mail services, networking, book exchange and a host of other benefits.
http://www.saexplorers.org/

Thailand Elite
Join this exclusive privilege scheme and Thailand will roll out the red carpet for you.
http://www.thailandelite.com/

The Golden Age Travelers Club
The club plans and books discount domestic and international cruises and cruise tours, land tours, rail-sail programs, air-sail adventures, family reunions, and unique cruises for people aged 50 or more.
http://www.gatclub.com/

The Travel Club
In common with others, membership of this Kiwi travel clubs affords you big discounts.
http://www.travelclub.co.nz/

The Travellers Club
A posh members-only club in London that continues to attract travellers and explorers from around the world almost two centuries after it first opened its doors.
http://www.thetravellersclub.org.uk/

The Women's Travel Club
The Club organizes 25-30 trips a year.
http://www.womenstravelclub.com/

Thelma & Louise Club
Social networking club for women travellers the world over.
http://www.thelmandlouise.com/

Thomas Cook Privilege Club
Membership of this exclusive club is by invitation only. If you are lucky enough to be asked, you can take advantage of discounts on travel extras, holiday and travel-related offers, and enter competitions to win luxury holidays worldwide.
http://www.thomascook.co.uk/PrivilegeClub/index.html

Travel Clubs
A selective index of travel clubs worldwide.
http://garlic.aitec.edu.au/~bwechner/Documents/Travel/Lists/TravelClubs.html

Travel Savers Club
Join and you get discount vouchers, emergency travel assistance, a US hotel directory and the personal attention of a local travel agent.
http://www.travelsavers.com/travel_club/index.asp

Travel-Club.co.za
A private company offering corporate promotions and travel discounts to individual members.
http://www.travel-club.co.za/

Travelagents.com
Travel news portal from the World News Network. Although its title suggests it is aimed at industry members only, it is actually likely to be of interest to anybody who loves travel.
http://www.travelagents.com/

Travelclub.onlyhere.net/
Become a member and, the site claims, you can enjoy 50% discounts on over 3000 hotels, resorts, condos and cruises for life, along with rebates on selected air fares and car rentals.
http://www.travelclub.onlyhere.net/

Travelers Advantage.com
A one-stop travel site, which offers members extra benefits such as cash back on eligible travel, 24/7 domestic travel assistance and pre-negotiated rates.
http://www.travelersadvantage.com/

Travelers' Century Club
Visit a minimum of 100 countries worldwide and you too can join this exclusive club.
http://www.travelerscenturyclub.org/

Travelsavers.com
Join this travel club and benefit from discounted rates of up to 50% on hotels worldwide and a whole lot more besides.
http://www.travelsavers.com/travel_club/index.asp

Trekking Singles
Safe inexpensive trips and cruises to unique destinations for singles of the baby boom generation.
http://www.trekkingsingles.com/

Wanderlust
List of UK travel clubs.
http://www.wanderlust.co.uk/travclub/clubs01.html

Wayne Crawford's Virtual Africa
For just US$29 a year you can enjoy exclusive discounts to safari lodges and receive a regular monthly newsletter which includes unique product offerings.
http://www.inafrica.com/travel.htm

Wexas.com
Established in 1970, Wexas is the UK's premier travel club, with over 35,000 members. Check out their site for full details of the benefits members enjoy.
http://www.wexas.com/

Women Traveling Together
A travel club specializing in group travel for women in five major categories - long weekend getaways, US and Canada, Europe, adventure and exotic travel, and spa/personal retreats.
http://www.women-traveling.com/

Women's Travel Club
Organized tours to far-flung places with groups of 2-25 women. It is based in America, but other nationalities are welcome to join too.
http://www.womenstravelclub.com/

Yahoo!
Travel club directory.
http://dir.yahoo.com/Business_and_Economy/Shopping_and_Services/ Travel_and_Transportation/Membership_Clubs/