Advertising in Loncon 3 Publications


General information about Worldcons can be found here.

We’re expecting that at least 5,000 people will be attending Loncon 3 – including readers, writers, artists, publishers, editors, costumers, gamers, and other genre enthusiasts from all walks of life. There will be significant numbers of attendees based in the United Kingdom, the rest of Europe, the United States and Canada – and representation from countries in the Middle and Far East as well as Australia and New Zealand.

Loncon 3’s publications provide a great opportunity for advertisers to reach an audience of highly committed and well-connected science fiction and fantasy fans.

These web pages deal primarily with advertising in our Progress Reports and Souvenir Book. There are also other publications which offer advertising through sponsorship opportunities and are described further here. For any additional form of advertising such as inserts, CD or DVDs, contact us for a quote.

Advertiser Classes


It is imperative that our deadlines are met. Wherever possible, please provide us with your copy two weeks in advance of the stated deadline so we will have a buffer zone to work with you in case there is a problem.

Failure to pay by the deadline means that your ad will not be run in the publication.

Payment Information and Terms

Ad rates depend on international exchange rates and are subject to change depending on the financial exchange market.

Payment can be made by cash (sterling), UK cheque, US check, bank transfer (IBAN or BIC) or WorldPay. Please contact us to make appropriate arrangements, including payment on invoice.

All images included in any ads must have the right to copy and distribute. Loncon 3 will not be held responsible for copyright infringement.

Loncon 3 is VAT registered. Advertising fees include VAT. If you are VAT registered and need a VAT invoice please email a request to

Information in these pages is subject to change without notice.


If anything in this information is unclear, please email with your questions. We will aim to get back to you within two business days.