This is a list of notable science fiction conventions, as distinct from anime conventions, brony conventions, comic book conventions, furry conventions, gaming conventions, horror conventions, and multigenre conventions.
In the "type" column, "general" means the entire science fiction and fantasy culture; "literature", "media", etc. modify that. Horror is indicated separately.
convention city country or region type website most recent ornext scheduled dateÅcon Mariehamn, Åland Finland general 2022-05-26Ad Astra Toronto, Ontario Canada general 2019-07-12AggieCon College Station, Texas United States general 2023-03-03Albacon Albany, New York United States general 2024-09-14All-Con Dallas, Texas United States general 2023-03-16ApolloCon Houston, Texas United States general 2015-06-19Archon St. Louis, Missouri United States general 2024-10-04Arisia Boston, Massachusetts United States general 2023-01-13ArmadilloCon Austin, Texas United States literature 2021-10-15BabelCon Baton Rouge, Louisiana United States general 2012-10-12Balticon Baltimore, Maryland United States general 2023-05-26BayCon Santa Clara, California United States general 2022-07-21Boréal Quebec City, Quebec Canada general 2018-05-04Boskone Boston, Massachusetts United States general 2023-02-19BotCon varies United States Transformers 2022-08-25Bubonicon Albuquerque, New Mexico United States general 2023-08-25Capclave Gaithersburg, Maryland United States general 2023-10-01CAN-CON Ottawa, Ontario Canada literature 2022-10-14Capricon Wheeling, Illinois United States general 2023-02-02Chattacon Chattanooga, Tennessee United States general 2023-01-13CoastCon Biloxi, Mississippi United States general 2023-03-03Con†Stellation Huntsville, Alabama United States general 2015-10-16ConCarolinas Concord, North Carolina United States general 2023-06-02ConCoction Cleveland, Ohio United States general, literature, media 2023-??-??ConDFW Dallas, Texas United States literature 2019-02-15CONduit Salt Lake City, Utah United States general, literature, media 2015-05-22Conestoga Tulsa, Oklahoma United States general 2010-04-23Confluence Pittsburgh, Pennsylvania United States general 2022-07-29ConFusion Detroit, Michigan United States general 2024-01-19ConGlomeration Louisville, Kentucky United States general 2020-04-10ConQuesT Kansas City, Missouri United States general 2023-06-02Console Room Minneapolis, Minnesota United States general 2025-01-31CONtraflow New Orleans, Louisiana United States general 2025-10-10CONvergence Minneapolis, Minnesota United States general 2025-07-03Con-Version Calgary, Alberta Canada general 2010-10-15Comikaze Expo Los Angeles, California United States general 2014-10-31COSine Colorado Springs, Colorado United States general, literature, science 2025-01-24DeepCon Fiuggi Fonte, Frosinone Italy general 2023-03-16DemiCon Des Moines, Iowa United States general 2023-05-05Dimension Jump Nottingham, England United Kingdom Red Dwarf 2021-09-21Disclave Washington, D.C. United States general 1997-05-23Diversicon Saint Paul, Minnesota United States general 2023-07-14Dragon Con Atlanta, Georgia United States general 2023-08-31Eastercon varies United Kingdom general 2023-04-07EerieCon Grand Island, New York United States general, horror 2016-09-30Eurocon varies Europe general 2020-10-02Fan Expo (formerly Wizard World) varies United States media 2023-01-06Fanaticon Dothan, Alabama United States general 2019-10-06F.A.C.T.S. Ghent Belgium general 2023-04-01Fantasticon Copenhagen Denmark general 2023-06-02Farpoint Convention Hunt Valley, Maryland United States general, media 2023-02-10FedCon Düsseldorf Germany general 2023-05-26FenCon Dallas, Texas United States general 2022-09-16Festival fantazie Chotěboř Czech Republic general 2024-06-28Finncon varies Finland general 2023-07-07For the Love of Sci-Fi Manchester United Kingdom general 2023-12-02Galaxy Science Fiction Convention Chengdu, Sichuan China general 2025-09-19Gallifrey One Los Angeles, California United States Doctor Who 2023-02-17Gatecon Vancouver, British Columbia Canada television series 2022-09-01Gaylaxicon Atlanta, Georgia United States general (LGBTQ+) 2023-03-17Geek.Kon Madison, Wisconsin United States general 2015-08-21GenCon Indianapolis, Indiana United States general 2023-08-03Générations Star Wars et Science Fiction Cusset France Star Wars 2023-04-29G-Fest Rosemont, Illinois United States Japanese monsters 2023-07-14Hal-Con Halifax, Nova Scotia Canada general 2024-11-08Hypericon Nashville, Tennessee United States general 2018-07-06Icecon Reykjavík Iceland general 2020-11-06Icon Cedar Rapids, Iowa United States general 2015-10-16ICon festival Tel Aviv Israel general 2024-10-20I-CON Hempstead, New York United States general 2014-03-08InConJunction Indianapolis, Indiana United States general 2016-07-01JordanCon Atlanta, Georgia United States general 2018-04-20Lazy Dragon Con McKinney, Texas United States general 2008-07-18LepreCon Phoenix, Arizona United States general 2016-06-23Life, the Universe, & Everything Provo, Utah United States academic 2016-02-11Linucon Austin, Texas United States general 2005-09-30Lunacon Rye Brook, New York United States general 2016-03-18Maleyevka seminars Saint Petersburg Soviet Union/Russia general, literature 2015-04-23Marcon Columbus, Ohio United States general 2023-05-26MarsCon Bloomington, Minnesota United States general 2025-03-07MarsCon Williamsburg, Virginia United States general 2016-01-15MediaWest*Con Lansing, Michigan United States general 2015-05-22MegaCon Orlando, Florida United States general 2015-04-10Microcon Exeter, England United Kingdom general 2013-02-23MidSouthCon Memphis, Tennessee United States general 2015-03-20Midwestcon Cincinnati, Ohio United States relaxacon 2015-06-25MileHiCon Denver, Colorado United States general 2025-10-31Minicon Minneapolis, Minnesota United States general 2025-04-18MOBICON Mobile, Alabama United States general 2015-05-22MomoCon Atlanta, Georgia United States general 2015-05-28Multiverse Atlanta, GA United States general 2022-10-14MystiCon Roanoke, Virginia United States general 2016-02-26SFWA Nebula Conference varies United States general 2018-05-17NecronomiCon ProvidenceProvidence, Rhode IslandUnited Stateshorror2024-08-15New Zealand NatCon varies New Zealand general 2019Nihon SF Taikai Takamatsu, Kagawa Japan general 2021-08-21North American Science Fiction Convention varies United States general 2014-07-17Norwescon Seattle, Washington United States general 2015-04-05Novacon Nottingham, England United Kingdom general 2015-11-13Octocon Dublin Ireland general 2015-10-10OryCon Portland, Oregon United States general 2024-10-18Outlantacon Atlanta, Georgia United States general 2015-05-08Penguicon Southfield, Michigan United States general 2022-04-22Philcon Cherry Hill, New Jersey United States general 2023-11-17Polcon varies Poland general 2015-08-27Pyrkon Poznań Poland general 2024-06-14RadCon Pasco, Washington United States general 2018-02-16RavenCon Richmond, Virginia United States general 2015-04-24Readercon Quincy, Massachusetts United States literature 2023-07-13Rhode Island Comic Con Providence, Rhode Island United States general 2018-11-02Sci-Fi Valley Con Altoona, Pennsylvania United States general, horror 2017-06-09Sci-Fi on the Rock St. John's, Newfoundland and Labrador Canada general 2015-04-24SFContario Toronto, Ontario Canada general 2018-11-16SFeraKon Zagreb Croatia general 2015-05-15ShadowCon Memphis, Tennessee United States SCA 2015-01-09Soonercon Norman, Oklahoma United States general 2022-06-24SpoCon Spokane, Washington United States general 2018-08-10Star Wars Celebration Chicago, Illinois United States Star Wars 2019-04-11Starbase Indy Indianapolis, Indiana United States Star Trek 2025-11-28STARFLEET International Conference Niagara Falls, New York United States Star Trek 2015-08-21Stellarcon Greensboro, North Carolina United States general 2013-03-01SwanCon Perth, Western Australia Australia general 2015-04-02Swecon varies Sweden general 2020-03-20TimeGate Atlanta, Georgia United States Doctor Who 2015-05-22Treklanta Atlanta, Georgia United States Star Trek 2016-04-15Trinoc*coN Durham, North Carolina United States general 2009-07-03TusCon Tucson, Arizona United States general, horror 2015-10-30UnCommonCon Dallas, Texas United States general 2000-11-24Unicon Maryland United States general 1989-07-16VCON Lower Mainland, British Columbia Canada general 2018-10-05Vericon Cambridge, Massachusetts United States general 2014-03-21Visions Rosemont, Illinois United States Doctor Who 1998-11-29Westercon varies United States general 2022-07-01WillyCon Wayne, Nebraska United States general 2017-03-31Windycon Lombard, Illinois United States general 2022-11-11WisCon Madison, Wisconsin United States general 2022-05-27WonderCon Los Angeles, California United States general 2023-03-24World Fantasy Convention varies varies fantasy 2023-10-26Worldcon varies world general 2023-08-16