The list is ordered from the oldest to the most recent announcement made by the Riot staff regarding skin sales.

Pre-Seasons Seasons
Pre-Season One Season One
Pre-Season Two Season Two
Pre-Season Three Season Three
Pre-Season Four Season Four
Pre-Season Five Season Five
Pre-Season Six Season Six
Pre-Season Seven Season Seven
Early Sales


Period Sales Link
January 9
2015
January 26
2015
Two rune pages for the price of one (IP and RP)
All Tier 3 runes - 30% off
All boosts - 50% off
Summoner name change - 50% off
[1]
January 23
2015
January 26
2015
NautilusSquare.png Abyssal Nautilus [S|L] - 50% off
TrundleSquare.png Junkyard Trundle [S|L] - 50% off
CaitlynSquare.png Sheriff Caitlyn [S|L] - 50% off
[2]
January 27
2015
January 30
2015
AnnieSquare.png Frostfire Annie [S|L] - 50% off
FizzSquare.png Fisherman Fizz [S|L] - 50% off
SionSquare.png Lumberjack Sion [S|L] - 50% off
[3]
January 30
2015
February 2
2015
JannaSquare.png Frost Queen Janna [S|L] - 50% off
SwainSquare.png Northern Front Swain [S|L] - 50% off
AmumuSquare.png Emumu [S|L] - 50% off
[4]
February 3
2015
February 6
2015
ShacoSquare.png Asylum Shaco [S|L] - 50% off
MorganaSquare.png Blackthorn Morgana [S|L] - 50% off
NasusSquare.png Galactic Nasus [S|L] - 50% off
[5]
February 6
2015
February 9
2015
TeemoSquare.png Super Teemo [S|L] - 50% off
BrandSquare.png Apocalyptic Brand [S|L] - 50% off
MalzaharSquare.png Djinn Malzahar [S|L] - 50% off
[6]
February 10
2015
February 13
2015
JaxSquare.png Jaximus [S|L] - 50% off
Jarvan IVSquare.png Darkforge Jarvan IV [S|L] - 50% off
AsheSquare.png Sherwood Forest Ashe [S|L] - 50% off
[7]
February 13
2015
February 16
2015
KarthusSquare.png Grim Reaper Karthus [S|L] - 50% off
LeBlancSquare.png Wicked LeBlanc [S|L] - 50% off
Kog'MawSquare.png Monarch Kog'Maw [S|L] - 50% off
[8]
February 17
2015
February 20
2015
RivenSquare.png Battle Bunny Riven [S|L] - 50% off
ZyraSquare.png Haunted Zyra [S|L] - 50% off
RenektonSquare.png Outback Renekton [S|L] - 50% off
[9]
February 20
2015
February 23
2015
WarwickSquare.png Hyena Warwick [S|L] - 50% off
ShenSquare.png Blood Moon Shen [S|L] - 50% off
KatarinaSquare.png Mercenary Katarina [S|L] - 50% off
[10]
February 24
2015
February 27
2015
DianaSquare.png Lunar Goddess Diana [S|L] - 50% off
NidaleeSquare.png Headhunter Nidalee [S|L] - 50% off
TryndamereSquare.png King Tryndamere [S|L] - 50% off
[11]
February 27
2015
March 2
2015
ShyvanaSquare.png Ice Drake Shyvana [S|L] - 50% off
NunuSquare.png Grungy Nunu [S|L] - 50% off
FiddlesticksSquare.png Spectral Fiddlesticks [S|L] - 50% off
[12]
March 3
2015
March 6
2015
GravesSquare.png Mafia Graves [S|L] - 50% off
AmumuSquare.png Sad Robot Amumu [S|L] - 50% off
VladimirSquare.png Marquis Vladimir [S|L] - 50% off
[13]
March 6
2015
March 9
2015
HecarimSquare.png Reaper Hecarim [S|L] - 50% off
FioraSquare.png Nightraven Fiora [S|L] - 50% off
YorickSquare.png Undertaker Yorick [S|L] - 50% off
[14]
March 10
2015
March 13
2015
LuluSquare.png Wicked Lulu [S|L] - 50% off
CaitlynSquare.png Officer Caitlyn [S|L] - 50% off
KarmaSquare.png Sakura Karma [S|L] - 50% off
[15]
March 13
2015
March 16
2015
DariusSquare.png Bioforge Darius [S|L] - 50% off
AhriSquare.png Midnight Ahri [S|L] - 50% off
PantheonSquare.png Ruthless Pantheon [S|L] - 50% off
[16]
March 17
2015
March 20
2015
GarenSquare.png Dreadknight Garen [S|L] - 50% off
MalphiteSquare.png Glacial Malphite [S|L] - 50% off
UrgotSquare.png Giant Enemy Crabgot [S|L] - 50% off
[17]
March 20
2015
March 23
2015
Cho'GathSquare.png Jurassic Cho'Gath [S|L] - 50% off
SivirSquare.png Bandit Sivir [S|L] - 50% off
LuxSquare.png Sorceress Lux [S|L] - 50% off
[18]
March 24
2015
March 27
2015
MordekaiserSquare.png Lord Mordekaiser [S|L] - 50% off
RivenSquare.png Redeemed Riven [S|L] - 50% off
EvelynnSquare.png Shadow Evelynn [S|L] - 50% off
[19]
March 27
2015
March 30
2015
AsheSquare.png Amethyst Ashe [S|L] - 50% off
Jarvan IVSquare.png Dragonslayer Jarvan IV [S|L] - 50% off
WarwickSquare.png Tundra Hunter Warwick [S|L] - 50% off
[20]
March 31
2015
April 3
2015
SkarnerSquare.png Sandscourge Skarner [S|L] - 50% off
Vel'KozSquare.png Battlecast Vel'Koz [S|L] - 50% off
LeBlancSquare.png Prestigious LeBlanc [S|L] - 50% off
[21]
April 3
2015
April 6
2015
DianaSquare.png Dark Valkyrie Diana [S|L] - 50% off
VeigarSquare.png Veigar Greybeard [S|L] - 50% off
Xin ZhaoSquare.png Commando Xin Zhao [S|L] - 50% off
[22]
April 7
2015
April 10
2015
GravesSquare.png Jailbreak Graves [S|L] - 50% off
NunuSquare.png Demolisher Nunu [S|L] - 50% off
NocturneSquare.png Ravager Nocturne [S|L] - 50% off
[23]
April 10
2015
April 13
2015
RenektonSquare.png Rune Wars Renekton [S|L] - 50% off
AmumuSquare.png Little Knight Amumu [S|L] - 50% off
RyzeSquare.png Uncle Ryze [S|L] - 50% off
[24]
April 14
2015
April 17
2015
HecarimSquare.png Blood Knight Hecarim [S|L] - 50% off
VarusSquare.png Arctic Ops Varus [S|L] - 50% off
GangplankSquare.png Spooky Gangplank [S|L] - 50% off
[25]
April 17
2015
April 20
2015
MorganaSquare.png Ghost Bride Morgana [S|L] - 50% off
ShyvanaSquare.png Ironscale Shyvana [S|L] - 50% off
Master YiSquare.png Samurai Yi [S|L] - 50% off
[26]
April 21
2015
April 24
2015
WukongSquare.png Volcanic Wukong [S|L] - 50% off
ViktorSquare.png Full Machine Viktor [S|L] - 50% off
GarenSquare.png Commando Garen [S|L] - 50% off
[27]
April 27
2015
April 27
2015
TristanaSquare.png Guerilla Tristana [S|L] - 50% off
XerathSquare.png Runeborn Xerath [S|L] - 50% off
VayneSquare.png Vindicator Vayne [S|L] - 50% off
[28]
April 28
2015
May 1
2015
UdyrSquare.png Primal Udyr [S|L] - 50% off
DravenSquare.png Soul Reaver Draven [S|L] - 50% off
Cho'GathSquare.png Loch Ness Cho'Gath [S|L] - 50% off
[29]
May 1
2015
May 5
2015
KennenSquare.png Arctic Ops Kennen [S|L] - 50% off
SionSquare.png Barbarian Sion [S|L] - 50% off
CassiopeiaSquare.png Desperada Cassiopeia [S|L] - 50% off
[30]
May 5
2015
May 8
2015
ShacoSquare.png Masked Shaco [S|L] - 50% off
WarwickSquare.png Firefang Warwick [S|L] - 50% off
MordekaiserSquare.png Infernal Mordekaiser [S|L] - 50% off
[31]
May 8
2015
May 1
2015
GragasSquare.png Gragas, Esq. [S|L] - 50% off
CaitlynSquare.png Arctic Warfare Caitlyn [S|L] - 50% off
AnnieSquare.png Prom Queen Annie [S|L] - 50% off
[32]
May 12
2015
May 15
2015
MalzaharSquare.png Overlord Malzahar [S|L] - 50% off
JayceSquare.png Full Metal Jayce [S|L] - 50% off
EzrealSquare.png Frosted Ezreal [S|L] - 50% off
[33]
May 15
2015
May 18
2015
KassadinSquare.png Harbinger Kassadin [S|L] - 50% off
FizzSquare.png Tundra Fizz [S|L] - 50% off
FioraSquare.png Royal Guard Fiora [S|L] - 50% off
[34]
May 19
2015
May 22
2015
SorakaSquare.png Divine Soraka [S|L] - 50% off
RumbleSquare.png Rumble in the Jungle [S|L] - 50% off
OriannaSquare.png Sewn Chaos Orianna [S|L] - 50% off
[35]
May 22
2015
May 25
2015
AsheSquare.png Heartseeker Ashe [S|L] - 50% off
KarthusSquare.png Pentakill Karthus [S|L] - 50% off
VolibearSquare.png Thunder Lord Volibear [S|L] - 50% off
[36]
May 26
2015
May 29
2015
ZedSquare.png Shockblade Zed [S|L] - 50% off
HecarimSquare.png Arcade Hecarim [S|L] - 50% off
Jarvan IVSquare.png Commando Jarvan IV [S|L] - 50% off
[37]
May 29
2015
June 1
2015
Lee SinSquare.png Pool Party Lee Sin [S|L] - 50% off
FiddlesticksSquare.png Fiddle Me Timbers [S|L] - 50% off
Twisted FateSquare.png Tango Twisted Fate [S|L] - 50% off
[38]
June 2
2015
June 5
2015
ShyvanaSquare.png Darkflame Shyvana [S|L] - 50% off
PantheonSquare.png Glaive Warrior Pantheon [S|L] - 50% off
SkarnerSquare.png Earthrune Skarner [S|L] - 50% off
[39]
June 5
2015
June 8
2015
CassiopeiaSquare.png Mythic Cassiopeia [S|L] - 50% off
AniviaSquare.png Hextech Anivia [S|L] - 50% off
EvelynnSquare.png Tango Evelynn [S|L] - 50% off
[40]
June 9
2015
June 12
2015
HeimerdingerSquare.png Piltover Customs Heimerdinger [S|L] - 50% off
LucianSquare.png Hired Gun Lucian [S|L] - 50% off
BlitzcrankSquare.png Boom Boom Blitzcrank [S|L] - 50% off
[41]
June 12
2015
June 15
2015
RengarSquare.png Night Hunter Rengar [S|L] - 50% off
Miss FortuneSquare.png Cowgirl Miss Fortune [S|L] - 50% off
XerathSquare.png Battlecast Xerath [S|L] - 50% off
[42]
June 16
2015
June 19
2015
AnnieSquare.png Panda Annie [S|L] - 50% off
CorkiSquare.png Dragonwing Corki [S|L] - 50% off
RivenSquare.png Crimson Elite Riven [S|L] - 50% off
[43]
June 19
2015
June 22
2015
ViSquare.png Officer Vi [S|L] - 50% off
EzrealSquare.png Explorer Ezreal [S|L] - 50% off
TristanaSquare.png Buccaneer Tristana [S|L] - 50% off
[44]
June 23
2015
June 26
2015
RenektonSquare.png Scorched Earth Renekton [S|L] - 50% off
Kog'MawSquare.png Lion Dance Kog'Maw [S|L] - 50% off
PoppySquare.png Battle Regalia Poppy [S|L] - 50% off
[45]
June 26
2015
June 29
2015
GravesSquare.png Pool Party Graves [S|L] - 50% off
TalonSquare.png Crimson Elite Talon [S|L] - 50% off
FizzSquare.png Atlantean Fizz [S|L] - 50% off
[46]
June 30
2015
July 3
2015
LeonaSquare.png Pool Party Leona [S|L] - 50% off
BraumSquare.png Dragonslayer Braum [S|L] - 50% off
NidaleeSquare.png French Maid Nidalee [S|L] - 50% off
JinxSquare.png Mafia Jinx [S|L] - 50% off
[47]
July 3
2015
July 6
2015
ShenSquare.png Surgeon Shen [S|L] - 50% off
GragasSquare.png Superfan Gragas [S|L] - 50% off
ShacoSquare.png Mad Hatter Shaco [S|L] - 50% off
[48]
July 7
2015
July 10
2015
QuinnSquare.png Woad Scout Quinn [S|L] - 50% off
LissandraSquare.png Blade Queen Lissandra [S|L] - 50% off
SwainSquare.png Bilgewater Swain [S|L] - 50% off
[49]
July 10
2015
July 13
2015
NasusSquare.png Dreadknight Nasus [S|L] - 50% off
Twisted FateSquare.png Red Card Twisted Fate [S|L] - 50% off
CaitlynSquare.png Resistance Caitlyn [S|L] - 50% off
[50]
July 14
2015
July 17
2015
JaxSquare.png Nemesis Jax [S|L] - 50% off
SingedSquare.png Surfer Singed [S|L] - 50% off
IreliaSquare.png Nightblade Irelia [S|L] - 50% off
[51]
July 17
2015
July 20
2015
SyndraSquare.png Atlantean Syndra [S|L] - 50% off
AlistarSquare.png Sweeper Alistar [S|L] - 50% off
VeigarSquare.png Leprechaun Veigar [S|L] - 50% off
[52]
July 21
2015
July 24
2015
Miss FortuneSquare.png Secret Agent Miss Fortune [S|L] - 50% off
Xin ZhaoSquare.png Warring Kingdoms Xin Zhao [S|L] - 50% off
CassiopeiaSquare.png Siren Cassiopeia [S|L] - 50% off
[53]
July 24
2015
July 27
2015
ViSquare.png Neon Strike Vi [S|L] - 50% off
LuxSquare.png Spellthief Lux [S|L] - 50% off
AsheSquare.png Woad Ashe [S|L] - 50% off
[54]
July 28
2015
July 31
2015
Lee SinSquare.png Muay Thai Lee Sin [S|L] - 50% off
TeemoSquare.png Panda Teemo [S|L] - 50% off
GravesSquare.png Hired Gun Graves [S|L] - 50% off
[55]
July 31
2015
August 3
2015
AhriSquare.png Foxfire Ahri [S|L] - 50% off
MaokaiSquare.png Goalkeeper Maokai [S|L] - 50% off
KennenSquare.png Karate Kennen [S|L] - 50% off
[56]
August 4
2015
August 7
2015
WukongSquare.png Jade Dragon Wukong [S|L] - 50% off
SejuaniSquare.png Bear Cavalry Sejuani [S|L] - 50% off
LeonaSquare.png Valkyrie Leona [S|L] - 50% off
[57]
August 7
2015
August 10
2015
GragasSquare.png Oktoberfest Gragas [S|L] - 50% off
LucianSquare.png Striker Lucian [S|L] - 50% off
MalzaharSquare.png Shadow Prince Malzahar [S|L] - 50% off
[58]
August 11
2015
August 14
2015
GangplankSquare.png Special Forces Gangplank [S|L] - 50% off
TristanaSquare.png Rocket Girl Tristana [S|L] - 50% off
TalonSquare.png Renegade Talon [S|L] - 50% off
[59]
August 14
2015
August 17
2015
CorkiSquare.png Urfrider Corki [S|L] - 50% off
Twisted FateSquare.png Musketeer Twisted Fate [S|L] - 50% off
ShyvanaSquare.png Boneclaw Shyvana [S|L] - 50% off
[60]
August 18
2015
August 21
2015
IreliaSquare.png Frostblade Irelia [S|L] - 50% off
PantheonSquare.png Dragonslayer Pantheon [S|L] - 50% off
KayleSquare.png Viridian Kayle [S|L] - 50% off
[61]
August 21
2015
August 24
2015
AlistarSquare.png Infernal Alistar [S|L] - 50% off
KatarinaSquare.png High Command Katarina [S|L] - 50% off
RammusSquare.png Freljord Rammus [S|L] - 50% off
[62]
August 25
2015
August 28
2015
DariusSquare.png Woad King Darius [S|L] - 50% off
LuxSquare.png Steel Legion Lux [S|L] - 50% off
Master YiSquare.png Chosen Master Yi [S|L] - 50% off
[63]
August 28
2015
August 31
2015
NamiSquare.png River Spirit Nami [S|L] - 50% off
Lee SinSquare.png Acolyte Lee Sin [S|L] - 50% off
KassadinSquare.png Pre-Void Kassadin [S|L] - 50% off
[64]
September 1
2015
September 4
2015
PoppySquare.png Scarlet Hammer Poppy [S|L] - 50% off
FizzSquare.png Void Fizz [S|L] - 50% off
GalioSquare.png Enchanted Galio [S|L] - 50% off
[65]
September 4
2015
September 7
2015
SonaSquare.png Guqin Sona [S|L] - 50% off
EzrealSquare.png Debonair Ezreal [S|L] - 50% off
NidaleeSquare.png Pharaoh Nidalee [S|L] - 50% off
[66]
September 8
2015
September 11
2015
TwitchSquare.png Gangster Twitch [S|L] - 50% off
NocturneSquare.png Frozen Terror Nocturne [S|L] - 50% off
MaokaiSquare.png Totemic Maokai [S|L] - 50% off
[67]
September 8
2015
September 15
2015
YasuoSquare.png PROJECT: Yasuo [S|L] - 50% off [68]
September 11
2015
September 14
2015
QuinnSquare.png Phoenix Quinn [S|L] - 50% off
WukongSquare.png General Wukong [S|L] - 50% off
ShacoSquare.png Royal Shaco [S|L] - 50% off
[69]
September 15
2015
September 18
2015
AkaliSquare.png Nurse Akali [S|L] - 50% off
VladimirSquare.png Soulstealer Vladimir [S|L] - 50% off
FiddlesticksSquare.png Bandito Fiddlesticks [S|L] - 50% off
[70]
September 17
2015
September 24
2015
FioraSquare.png PROJECT: Fiora [S|L] - 28% off
LucianSquare.png PROJECT: Lucian [S|L] - 28% off
LeonaSquare.png PROJECT: Leona [S|L] - 28% off
ZedSquare.png PROJECT: Zed [S|L] - 28% off
[71]
September 18
2015
September 21
2015
TalonSquare.png Dragonblade Talon [S|L] - 50% off
ViSquare.png Debonair Vi [S|L] - 50% off
OriannaSquare.png Gothic Orianna [S|L] - 50% off
[72]
September 22
2015
September 25
2015
RammusSquare.png Ninja Rammus [S|L] - 50% off
BrandSquare.png Cryocore Brand [S|L] - 50% off
SingedSquare.png Hextech Singed [S|L] - 50% off
[73]
September 25
2015
September 28
2015
KennenSquare.png Kennen M.D. [S|L] - 50% off
JaxSquare.png Temple Jax [S|L] - 50% off
NasusSquare.png Galactic Nasus [S|L] - 50% off
[74]
September 29
2015
October 2
2015
ZiggsSquare.png Mad Scientist Ziggs [S|L] - 50% off
BlitzcrankSquare.png Piltover Customs Blitzcrank [S|L] - 50% off
GragasSquare.png Hillbilly Gragas [S|L] - 50% off
[75]
October 2
2015
October 5
2015
VarusSquare.png Blight Crystal Varus [S|L] - 50% off
GarenSquare.png Rugged Garen [S|L] - 50% off
SorakaSquare.png Dryad Soraka [S|L] - 50% off
[76]
October 6
2015
October 9
2015
DianaSquare.png Lunar Goddess Diana [S|L] - 50% off
HeimerdingerSquare.png Hazmat Heimerdinger [S|L] - 50% off
KatarinaSquare.png Mercenary Katarina [S|L] - 50% off
[77]
October 9
2015
October 12
2015
GnarSquare.png Dino Gnar [S|L] - 50% off
SwainSquare.png Northern Front Swain [S|L] - 50% off
Kog'MawSquare.png Monarch Kog'Maw [S|L] - 50% off
[78]
October 13
2015
October 16
2015
AhriSquare.png Popstar Ahri [S|L] - 50% off
Kha'ZixSquare.png Mecha Kha'Zix [S|L] - 50% off
TryndamereSquare.png King Tryndamere [S|L] - 50% off
[79]
October 16
2015
October 19
2015
CaitlynSquare.png Headhunter Caitlyn [S|L] - 50% off
TrundleSquare.png Junkyard Trundle [S|L] - 50% off
SionSquare.png Lumberjack Sion [S|L] - 50% off
[80]
October 20
2015
October 23
2015
RivenSquare.png Battle Bunny Riven [S|L] - 50% off
NautilusSquare.png Subterranean Nautilus [S|L] - 50% off
VayneSquare.png Aristocrat Vayne [S|L] - 50% off
[81]
October 23
2015
October 26
2015
AzirSquare.png Galactic Azir [S|L] - 50% off
LeBlancSquare.png Wicked LeBlanc [S|L] - 50% off
LuxSquare.png Commando Lux [S|L] - 50% off
[82]
October 27
2015
October 30
2015
KarmaSquare.png Order of the Lotus Karma [S|L] - 50% off
ViktorSquare.png Creator Viktor [S|L] - 50% off
AmumuSquare.png Emumu [S|L] - 50% off
[83]
October 30
2015
November xxx
2015
Twisted FateSquare.png High Noon Twisted Fate [S|L] - 50% off
NunuSquare.png Grungy Nunu [S|L] - 50% off
IreliaSquare.png Aviator Irelia [S|L] - 50% off
[84]
November 3
2015
November 6
2015
LissandraSquare.png Bloodstone Lissandra [S|L] - 50% off
ShyvanaSquare.png Ice Drake Shyvana [S|L] - 50% off
WarwickSquare.png Tundra Hunter Warwick [S|L] - 50% off
[85]
November 6
2015
November 9
2015
DariusSquare.png Lord Darius [S|L] - 50% off
MorganaSquare.png Blade Mistress Morgana [S|L] - 50% off
MalzaharSquare.png Djinn Malzahar [S|L] - 50% off
[86]
November 10
2015
November 13
2015
MaokaiSquare.png Charred Maokai [S|L] - 50% off
TeemoSquare.png Astronaut Teemo [S|L] - 50% off
PantheonSquare.png Myrmidon Pantheon [S|L] - 50% off
[87]

References

LoL's Official Sales page