This is a list of notable science fiction conventions, as distinct from anime 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 or
next scheduled date
Åcon Mariehamn, Åland Finland general [1] 2022-05-26
Ad Astra Toronto, Ontario Canada general [2] 2019-07-12
AggieCon College Station, Texas United States general [3] 2023-03-03
Albacon Albany, New York United States general [4] 2022-09-16
All-Con Dallas, Texas United States general [5] 2023-03-16
ApolloCon Houston, Texas United States general [6] 2015-06-19
Archon St. Louis, Missouri United States general [7] 2022-09-30
Arisia Boston, Massachusetts United States general [8] 2023-01-13
ArmadilloCon Austin, Texas United States literature [9] 2021-10-15
BabelCon Baton Rouge, Louisiana United States general [10] 2012-10-12
Balticon Baltimore, Maryland United States general [11] 2023-05-26
BayCon Santa Clara, California United States general [12] 2022-07-21
Boréal Quebec City, Quebec Canada general [13] 2018-05-04
Boskone Boston, Massachusetts United States general [14] 2023-02-19
BotCon varies United States Transformers [15] 2022-08-25
Bubonicon Albuquerque, New Mexico United States general [16] 2023-08-25
Capclave Gaithersburg, Maryland United States general [17] 2023-10-01
CAN-CON Ottawa, Ontario Canada literature [18] 2022-10-14
Capricon Wheeling, Illinois United States general [19] 2023-02-02
Chattacon Chattanooga, Tennessee United States general [20] 2023-01-13
CoastCon Biloxi, Mississippi United States general [21] 2023-03-03
Con†Stellation Huntsville, Alabama United States general [22] 2015-10-16
ConCarolinas Concord, North Carolina United States general [23] 2023-06-02
ConCoction Cleveland, Ohio United States general, literature, media [24] 2023-??-??
ConDFW Dallas, Texas United States literature [25] 2019-02-15
CONduit Salt Lake City, Utah United States general, literature, media [26] 2015-05-22
Conestoga Tulsa, Oklahoma United States general [27] 2010-04-23
Confluence Pittsburgh, Pennsylvania United States general [28] 2022-07-29
ConFusion Detroit, Michigan United States general [29] 2024-01-19
ConGlomeration Louisville, Kentucky United States general http://www.conglomeration.info/] 2020-04-10
ConQuesT Kansas City, Missouri United States general [30] 2023-06-02
CONvergence Minneapolis, Minnesota United States general [31] 2023-07-06
Con-Version Calgary, Alberta Canada general [32] 2010-10-15
Comikaze Expo Los Angeles, California United States general [33] 2014-10-31
DeepCon Fiuggi Fonte, Frosinone Italy general [34] 2023-03-16
DemiCon Des Moines, Iowa United States general [35] 2023-05-05
Dimension Jump Nottingham, England United Kingdom Red Dwarf [36] 2021-09-21
Disclave Washington, D.C. United States general [37] 1997-05-23
Diversicon Saint Paul, Minnesota United States general [38] 2023-07-14
Dragon Con Atlanta, Georgia United States general [39] 2023-08-31
Eastercon varies United Kingdom general [40] 2023-04-07
EerieCon Grand Island, New York United States general, horror [41] 2016-09-30
Eurocon varies Europe general [42] 2020-10-02
Fan Expo (formerly Wizard World) varies United States media [43] 2023-01-06
F.A.C.T.S. Ghent Belgium general [44] 2023-04-01
Fantasticon Copenhagen Denmark general [45] 2023-06-02
Farpoint Convention Hunt Valley, Maryland United States general, media [46] 2023-02-10
FedCon Düsseldorf Germany general [47] 2023-05-26
FenCon Dallas, Texas United States general [48] 2022-09-16
Festival fantazie Chotěboř Czech Republic general [49] 2022-06-30
Finncon varies Finland general [50] 2023-07-07
For the Love of Sci-Fi Manchester United Kingdom general [51] 2023-12-02
Gallifrey One Los Angeles, California United States Doctor Who [52] 2023-02-17
Gatecon Vancouver, British Columbia Canada television series [53] 2022-09-01
Gaylaxicon Atlanta, Georgia United States general (LGBTQ+) [54] 2023-03-17
Geek.Kon Madison, Wisconsin United States general http://www.geekkon.net/] 2015-08-21
GenCon Indianapolis, Indiana United States general [55] 2023-08-03
Générations Star Wars et Science Fiction Cusset France Star Wars [56] 2023-04-29
G-Fest Rosemont, Illinois United States Japanese monsters [57] 2023-07-14
Hal-Con Halifax, Nova Scotia Canada general [58] 2022-10-28
Hypericon Nashville, Tennessee United States general http://www.hypericon.us/] 2018-07-06
Icecon Reykjavik Iceland general [59] 2020-11-06
Icon Cedar Rapids, Iowa United States general [60] 2015-10-16
ICon festival Tel Aviv Israel general [61] 2017-10-08
I-CON Hempstead, New York United States general [62] 2014-03-08
InConJunction Indianapolis, Indiana United States general [63] 2016-07-01
Itzacon Eire National University of Ireland, Galway Ireland general [64] 2015-03-20
JordanCon Atlanta, Georgia United States general [65] 2018-04-20
Lazy Dragon Con McKinney, Texas United States general [66] 2008-07-18
LepreCon Phoenix, Arizona United States general [67] 2016-06-23
Life, the Universe, & Everything Provo, Utah United States academic [68] 2016-02-11
Linucon Austin, Texas United States general 2005-09-30
Lunacon Rye Brook, New York United States general [69] 2016-03-18
Maleyevka seminars Saint Petersburg Soviet Union/Russia general, literature [70] 2015-04-23
Marcon Columbus, Ohio United States general [71] 2023-05-26
MarsCon Bloomington, Minnesota United States general [72] 2018-03-02
MarsCon Williamsburg, Virginia United States general [73] 2016-01-15
MediaWest*Con Lansing, Michigan United States general [74] 2015-05-22
MegaCon Orlando, Florida United States general [75] 2015-04-10
Microcon Exeter, England United Kingdom general 2013-02-23
MidSouthCon Memphis, Tennessee United States general [76] 2015-03-20
Midwestcon Cincinnati, Ohio United States relaxacon [77] 2015-06-25
MileHiCon Denver, Colorado United States general [78] 2022-10-21
Minicon Minneapolis, Minnesota United States general [79] 2023-04-07
MOBICON Mobile, Alabama United States general [80] 2015-05-22
MomoCon Atlanta, Georgia United States general [81] 2015-05-28
Multiverse Atlanta, GA United States general [82] 2022-10-14
MystiCon Roanoke, Virginia United States general [83] 2016-02-26
SFWA Nebula Conference varies United States general [84] 2018-05-17
NecronomiCon Providence Providence, Rhode Island United States horror [85] 2024-08-15
New Zealand NatCon varies New Zealand general 2019
Nihon SF Taikai Takamatsu, Kagawa Japan general [86] 2021-08-21
North American Science Fiction Convention varies United States general [87] 2014-07-17
Norwescon Seattle, Washington United States general [88] 2015-04-05
Novacon Nottingham, England United Kingdom general [89] 2015-11-13
Octocon Dublin Ireland general [90] 2015-10-10
OryCon Portland, Oregon United States general [91] 2023-11-10
Outlantacon Atlanta, Georgia United States general [92] 2015-05-08
Penguicon Southfield, Michigan United States general [93] 2022-04-22
Philcon Cherry Hill, New Jersey United States general [94] 2023-11-17
Polcon varies Poland general [95] 2015-08-27
Pyrkon Poznań Poland general [96] 2015-04-24
RadCon Pasco, Washington United States general [97] 2018-02-16
RavenCon Richmond, Virginia United States general [98] 2015-04-24
Readercon Quincy, Massachusetts United States literature [99] 2023-07-13
Rhode Island Comic Con Providence, Rhode Island United States general [100] 2018-11-02
Sci-Fi Valley Con Altoona, Pennsylvania United States general, horror [101] 2017-06-09
Sci-Fi on the Rock St. John's, Newfoundland and Labrador Canada general [102] 2015-04-24
SFContario Toronto, Ontario Canada general [103] 2018-11-16
SFeraKon Zagreb Croatia general [104] 2015-05-15
ShadowCon Memphis, Tennessee United States SCA [105] 2015-01-09
Soonercon Norman, Oklahoma United States general [106] 2022-06-24
SpoCon Spokane, Washington United States general [107] 2018-08-10
Star Wars Celebration Chicago, Illinois United States Star Wars [108] 2019-04-11
Starbase Indy Indianapolis, Indiana United States Star Trek [109] 2018-11-23
STARFLEET International Conference Niagara Falls, New York United States Star Trek [110] 2015-08-21
Stellarcon Greensboro, North Carolina United States general 2013-03-01
SwanCon Perth, Western Australia Australia general [111] 2015-04-02
Swecon varies Sweden general [112] 2020-03-20
TimeGate Atlanta, Georgia United States Doctor Who [113] 2015-05-22
Treklanta Atlanta, Georgia United States Star Trek [114] 2016-04-15
Trinoc*coN Durham, North Carolina United States general [115] 2009-07-03
TusCon Tucson, Arizona United States general, horror [116] 2015-10-30
UnCommonCon Dallas, Texas United States general 2000-11-24
Unicon Maryland United States general 1989-07-16
VCON Lower Mainland, British Columbia Canada general [117] 2018-10-05
Vericon Cambridge, Massachusetts United States general [118] 2014-03-21
Visions Rosemont, Illinois United States Doctor Who [119] 1998-11-29
Westercon varies United States general [120] 2022-07-01
WillyCon Wayne, Nebraska United States general [121] 2017-03-31
Windycon Lombard, Illinois United States general [122] 2022-11-11
WisCon Madison, Wisconsin United States general [123] 2022-05-27
WonderCon Los Angeles, California United States general [124] 2023-03-24
World Fantasy Convention varies varies fantasy [125] 2023-10-26
Worldcon varies world general [126] 2023-08-16