Odyssey Con - A Science Fiction Convention
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The Annual OCSI meeting will be held Sat, July 14th. Please see out News Page for details ...

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Odyssey Con


Madison, WI




Odyssey Con is a general interest Science Fiction and Fantasy convention organized by fans and volunteers featuring:

Odyssey Con is current undergoing changes.

For more information see Current Convention News...


Panels and Programming

Submit panel ideas for the convention. We will soon be accepting panel suggestions. Check the programming page for more info on what a panel involves.

Games and Gaming

Odyssey Con offers a variety of games and gaming opportunities. Check the gaming page for more information on International Tabletop Day and our events celebrating it.

Dealers Room and Vendors

Our dealers room offers a variety of goods including jewelry, games, books and costumes. Click the link below for information on being a vendor at Odyssey Con.


It is our pleasure to announce that this year Odyssey Con will be returning to the Radisson Hotel on Grand Canyon Drive in Madison. Click below for more details and booking information.