THE TOP 7 UK Affair Dating Sites 2026

The ratings and rankings of websites that appear on OnlineDatingReviews.co.uk are influenced by the compensation received by third-party providers. OnlineDatingReviews.co.uk may receive compensation if you click on a link, register on a site, or purchase a membership. For more information, please review our Advertising Disclosure.
  • C-Date.co.uk
    C-Date.co.uk

    C-Date.co.uk is Europe's leading site for discreet encounters with many men and women looking for affairs. The site has a very good male-female-ratio but keep in mind that there are some fake profiles. However, the site is one of the fastest growing affair websites in the UK and is sure worth checking out.

    Read Review
    • Well established dating site
    • Good male-female-ratio
    • Many members
    • Good chances of success
    • Some fake profiles
  •  only-flirts.com
    only-flirts.com

    Only-flirts.com does things differently than many other sites focused on affairs. No subscription and the ability to earn free coins simply for being active make it an interesting alternative to most of the main affair websites. The service offers a really good trial version, equipping members with decent scope to browse singles nearby.

    Read Review
    • No subscription
    • High Percentage of Verified Users
    • Free credits
    • Popular site
    • Some inactive profiles
  • MatureDates.com
    MatureDates.com

    Looking for a mature connection? We've got an excellent option for you! Maturedates.com has been designed for individuals over the age of 30 in the United Kingdom to meet each other. It's a large platform with plenty of open-minded people aged 30+ who want to have a good time with no obligation.

    Read Review
    • Great option if you're looking for a partner aged 30+
    • Simple, easy to navigate interface
    • Lots of potential partners
    • High response rate
    • No iOS or Android App
  •  CasualSexOnly.com
    CasualSexOnly.com

    CasualSexOnly.com is a fast growing hookup dating site. The site has a strict "No Scam / No Spam" policy and makes sure that you will find almost no fake profiles. Join this active community if you are looking for a casual relationship, a quick hookup or if you are looking for a place to fulfill your fetish. Although the site if fast growing, it is still not as popular as other sites in this category and has by far less members

    Read Review
    • Almost no fake profiles
    • Fast growing community
    • Many functions
    • Great interface
    • More men than women
  •  MyAffair.co.uk
    MyAffair.co.uk

    MyAffair.co.uk is one of the fastest-growing casual dating sites in the UK and even offers a "Success Guarantee." The site has many functions and should be one of the first options to consider if you seek a discreet date or an anonymous affair. Keep in mind that there are more men than women using this website.

    Read Review
    • Good chances of success
    • Fast growing community
    • Very discreet and anonymous
    • No free membership for women
    • More men than women
  •  Friends-with-benefits.com
    Friends-with-benefits.com

    The name could not be more straightforward: FWB is a community for men and women looking for discreet affairs. Although it may not have as many members as most other sites on the list, it is fast-growing and looks promising. Downside: You need credits to be able to send messages to other members. Still, it looks like it is worth a try.

    Read Review
    • Fast growing community
    • Nice mobile interface
    • No subscription
    • Not many members compared to other brands
    • You need credits to be able to send messages