S17E07: Semifinals 1
The semifinals begin in Las Vegas, where the ninjas take on a longer course featuring 10 iconic obstacles from the past; the fastest will advance to the national finals and compete in head-to-head races.
Previous Episode 
Season 4
Southwest Qualifying Round (1)
S4E1 / 20 May 2012Southwest Qualifying Round (2)
S4E2 / 20 May 2012Southwest Regional Finals
S4E3 / 22 May 2012Midwest Regional Qualifying Round (1)
S4E4 / 27 May 2012Midwest Regional Qualifying Round (2)
S4E5 / 27 May 2012Midwest Regional Finals
S4E6 / 21 May 2012Northeast Regional Qualifying Round (1)
S4E7 / 28 May 2012Northeast Regional Qualifying Round (2)
S4E8 / 29 May 2012Northeast Region Finals
S4E9 / 03 Jun 2012Northwest Regional Qualifying Round (1)
S4E10 / 03 Jun 2012Northwest Regional Qualifying Round (2)
S4E11 / 04 Jun 2012Northwest Regional Finals
S4E12 / 05 Jun 2012Midsouth Regional Qualifying Round (1)
S4E13 / 10 Jun 2012Midsouth Regional Qualifying Round (2)
S4E14 / 10 Jun 2012Midsouth Regional Finals
S4E15 / 11 Jun 2012Southeast Regional Qualifying Round (1)
S4E16 / 12 Jun 2012Southeast Regional Qualifying Round (2)
S4E17 / 17 Jun 2012Southeast Regional Finals
S4E18 / 17 Jun 2012Las Vegas Finals (1)
S4E19 / 18 Jun 2012Las Vegas Finals (2)
S4E20 / 19 Jun 2012Las Vegas Finals (3)
S4E21 / 24 Jun 2012Las Vegas Finals (4)
S4E22 / 24 Jun 2012Las Vegas Finals (5)
S4E23 / 25 Jun 2012Las Vegas Finals (6)
S4E24 / 26 Jun 2012Best of Southwest
S4E25 / 08 Jul 2012Best of the Midwest
S4E26 / 08 Jul 2012Best of Northeast
S4E27 / 08 Jul 2012Best of Northwest
S4E28 / 09 Jul 2012Best of Midsouth
S4E29 / 10 Jul 2012Best of Southeast
S4E30 / 16 Jul 2012Best of the Finals (1)
S4E31 / 17 Jul 2012Best of the Finals (2)
S4E32 / 24 Jul 2012
Season 5
Venice Qualifying Part 1
S5E1 / 01 Jul 2013Venice Qualifying Part 2
S5E2 / 02 Jul 2013Baltimore Qualifying Part 1
S5E3 / 08 Jul 2013Baltimore Qualifying Part 2
S5E4 / 09 Jul 2013Miami Qualifying Part 1
S5E5 / 14 Jul 2013Miami Qualifying Part 2
S5E6 / 16 Jul 2013Denver Qualifying Part 1
S5E7 / 21 Jul 2013Denver Qualifying Part 2
S5E8 / 23 Jul 2013Venice Finals Part 1
S5E9 / 28 Jul 2013Venice Finals Part 2
S5E10 / 30 Jul 2013Baltimore Finals Part 1
S5E11 / 05 Aug 2013Baltimore Finals Part 2
S5E12 / 06 Aug 2013Miami Finals Part 1
S5E13 / 12 Aug 2013Miami Finals Part 2
S5E14 / 12 Aug 2013Denver Finals Part 1
S5E15 / 19 Aug 2013Denver Finals Part 2
S5E16 / 20 Aug 2013Las Vegas Finals - Stage 1 Part 1
S5E17 / 25 Aug 2013Las Vegas Finals - Stage 1 Part 2
S5E18 / 27 Aug 2013Las Vegas Finals - Stage 1 Part 3
S5E19 / 02 Sep 2013Las Vegas Finals - Stage 2
S5E20 / 09 Sep 2013Las Vegas Finals - Stage 3
S5E21 / 16 Sep 2013
Season 6
Venice Beach Qualifying
S6E1 / 26 May 2014Dallas Qualifying
S6E2 / 02 Jun 2014St. Louis Qualifying
S6E3 / 09 Jun 2014Miami Qualifying
S6E4 / 16 Jun 2014Denver Qualifying
S6E5 / 23 Jun 2014Venice Beach Finals
S6E6 / 07 Jul 2014Dallas Finals
S6E7 / 14 Jul 2014St. Louis Finals
S6E8 / 21 Jul 2014Miami Finals
S6E9 / 28 Jul 2014Denver Finals
S6E10 / 04 Aug 2014Best Runs of the Season
S6E11 / 11 Aug 2014National Finals in Vegas - Stage 1 (1)
S6E12 / 18 Aug 2014National Finals in Vegas - Stage 1 (2)
S6E13 / 01 Sep 2014National Finals in Vegas - Stage 2+
S6E14 / 08 Sep 2014
Season 7
Venice Qualifying
S7E1 / 25 May 2015Kansas City Qualifying
S7E2 / 01 Jun 2015Houston Qualifying
S7E3 / 08 Jun 2015Orlando Qualifying
S7E4 / 22 Jun 2015Pittsburgh Qualifying
S7E5 / 29 Jun 2015Military Qualifying
S7E6 / 06 Jul 2015Venice Finals
S7E7 / 13 Jul 2015Kansas City Finals
S7E8 / 20 Jul 2015Houston Finals
S7E9 / 27 Jul 2015Orlando Finals
S7E10 / 03 Aug 2015Pittsburgh Finals
S7E11 / 10 Aug 2015Military Finals
S7E12 / 17 Aug 2015Best Runs of 2015
S7E13 / 24 Aug 2015Vegas Finals
S7E14 / 31 Aug 2015Vegas Finals 2
S7E15 / 07 Sep 2015Vegas Finals 3
S7E16 / 14 Sep 2015
Season 8
Los Angeles Qualifier
S8E1 / 01 Jun 2016Atlanta Qualifier
S8E2 / 08 Jun 2016Indianapolis Qualifier
S8E3 / 13 Jun 2016Oklahoma City Qualifier
S8E4 / 20 Jun 2016Philadelphia Qualifier
S8E5 / 27 Jun 2016Los Angeles Finals
S8E6 / 11 Jul 2016Atlanta Finals
S8E7 / 18 Jul 2016Indianapolis Finals
S8E8 / 25 Jul 2016Oklahoma City Finals
S8E9 / 01 Aug 2016Philadelphia Finals
S8E10 / 22 Aug 2016National Finals Week 1
S8E11 / 29 Aug 2016National Finals Week 2
S8E12 / 05 Sep 2016National Finals Week 3
S8E13 / 12 Sep 2016
Season 9
Los Angeles Qualifiers
S9E1 / 12 Jun 2017
San Antonio Qualifiers
S9E2 / 19 Jun 2017
Daytona Beach Qualifiers
S9E3 / 26 Jun 2017Kansas City Qualifiers
S9E4 / 03 Jul 2017Cleveland Qualifiers
S9E5 / 10 Jul 2017Denver Qualifiers
S9E6 / 17 Jul 2017Los Angeles City Finals
S9E7 / 24 Jul 2017San Antonio City Finals
S9E8 / 31 Jul 2017Daytona Beach City Finals
S9E9 / 07 Aug 2017Cleveland City Finals
S9E10 / 14 Aug 2017Kansas City City Finals
S9E11 / 21 Aug 2017Denver City Finals
S9E12 / 28 Aug 2017Las Vegas - Finals Night 1
S9E13 / 04 Sep 2017Las Vegas - Finals Night 2
S9E14 / 11 Sep 2017Las Vegas Season Finale
S9E15 / 18 Sep 2017USA vs. the World
S9E16 / 11 Mar 2018All-Stars Special
S9E17 / 17 May 2018
Season 10
Dallas City Qualifiers
S10E1 / 30 May 2018Los Angeles City Qualifiers
S10E2 / 06 Jun 2018Miami City Qualifiers
S10E3 / 13 Jun 2018Indianapolis City Qualifiers
S10E4 / 18 Jun 2018Philadelphia City Qualifier
S10E5 / 25 Jun 2018Minneapolis City Qualifiers
S10E6 / 09 Jul 2018Los Angeles City Finals
S10E7 / 16 Jul 2018Dallas City Finals
S10E8 / 23 Jul 2018Miami City Finals
S10E9 / 30 Jul 2018Indianapolis City Finals
S10E10 / 06 Aug 2018Philadelphia City Finals
S10E11 / 13 Aug 2018Minneapolis City Finals
S10E12 / 20 Aug 2018Las Vegas Finals Night 1
S10E13 / 27 Aug 2018Las Vegas Finals Night 2
S10E14 / 03 Sep 2018Las Vegas Season Finale
S10E15 / 10 Sep 2018USA vs. the World
S10E16 / 27 Jan 2019All Stars Skills Special
S10E17 / 26 May 2019
Season 11
Los Angeles City Qualifiers
S11E1 / 29 May 2019Atlanta City Qualifiers
S11E2 / 05 Jun 2019Oklahoma City City Qualifiers
S11E3 / 12 Jun 2019Seattle/Tacoma City Qualifiers
S11E4 / 24 Jun 2019Baltimore City Qualifiers
S11E5 / 03 Jul 2019Cincinnati City Qualifiers
S11E6 / 08 Jul 2019Los Angeles City Finals
S11E7 / 15 Jul 2019Atlanta City Finals
S11E8 / 22 Jul 2019Oklahoma City City Finals
S11E9 / 29 Jul 2019Seattle/Tacoma City Finals
S11E10 / 05 Aug 2019Baltimore City Finals
S11E11 / 12 Aug 2019Cincinnati City Finals
S11E12 / 19 Aug 2019Las Vegas Finals Night 1
S11E13 / 26 Aug 2019Las Vegas Finals Night 2
S11E14 / 02 Sep 2019Las Vegas Finals Night 3
S11E15 / 09 Sep 2019Las Vegas Finals Night 4
S11E16 / 16 Sep 2019USA Vs The World
S11E17 / 26 Jan 2020All Stars Skills Challenge Special
S11E18 / 01 Sep 2020
Season 12
Qualifier 1
S12E1 / 07 Sep 2020Qualifier 2
S12E2 / 14 Sep 2020Qualifier 3
S12E3 / 21 Sep 2020Qualifier 4
S12E4 / 05 Oct 2020Semifinals 1
S12E5 / 12 Oct 2020Semifinals 2
S12E6 / 21 Oct 2020Finals 1
S12E7 / 28 Oct 2020Finals 2
S12E8 / 06 Nov 2020Womens Championship
S12E9 / 09 May 2021
Season 13
Qualifiers 1
S13E1 / 31 May 2021
Qualifiers 2
S13E2 / 07 Jun 2021
Qualifiers 3
S13E3 / 21 Jun 2021
Qualifiers 4
S13E4 / 28 Jun 2021
Qualifiers 5
S13E5 / 12 Jul 2021
Semifinals 1
S13E6 / 19 Jul 2021Semifinals 2
S13E7 / 09 Aug 2021Semifinals 3
S13E8 / 16 Aug 2021Semifinals 4
S13E9 / 23 Aug 2021National Finals 1
S13E10 / 30 Aug 2021National Finals 2
S13E11 / 06 Sep 2021National Finals 3
S13E12 / 13 Sep 2021ANW Women's Championship
S13E13 / 08 May 2022American Ninja Warrior All Star Spectacular Special
S13E14 / 30 May 2022
Season 14
Qualifiers 1
S14E1 / 06 Jun 2022Qualifiers 2
S14E2 / 13 Jun 2022Qualifiers 3
S14E3 / 20 Jun 2022Qualifiers 4
S14E4 / 27 Jun 2022Qualifiers 5
S14E5 / 11 Jul 2022Semifinals 1
S14E6 / 18 Jul 2022Semifinals 2
S14E7 / 25 Jul 2022Semifinals 3
S14E8 / 01 Aug 2022Semifinals 4
S14E9 / 08 Aug 2022National Finals 1
S14E10 / 15 Aug 2022National Finals 2
S14E11 / 22 Aug 2022National Finals 3
S14E12 / 29 Aug 2022Family Championship
S14E13 / 05 Sep 2022
Season 15
Qualifiers 1 & 2
S15E1 / 05 Jun 2023Qualifiers 3
S15E2 / 12 Jun 2023Qualifiers 4
S15E3 / 19 Jun 2023Qualifiers 5
S15E4 / 26 Jun 2023Qualifiers 6
S15E5 / 10 Jul 2023Qualifiers 7
S15E6 / 17 Jul 2023Qualifiers 8
S15E7 / 24 Jul 2023Semifinals 1
S15E8 / 31 Jul 2023Semifinals 2
S15E9 / 07 Aug 2023Semifinals 3 & 4
S15E10 / 14 Aug 2023Las Vegas Finals 1
S15E11 / 21 Aug 2023Las Vegas Finals 2
S15E12 / 28 Aug 2023Las Vegas Finals 3
S15E13 / 04 Sep 2023Las Vegas Finals 4
S15E14 / 11 Sep 2023ANW Couple's Special
S15E15 / 18 Sep 2023Women’s Championship
S15E16 / 12 May 2024Couples Championship
S15E17 / 27 May 2024
Season 16
Qualifiers 1 & 2
S16E1 / 03 Jun 2024
Qualifiers 3 & 4
S16E2 / 10 Jun 2024
Qualifiers 5 & 6
S16E3 / 01 Jul 2024
Qualifiers 7
S16E4 / 08 Jul 2024
Qualifiers 8
S16E5 / 15 Jul 2024
Semifinals 1 & 2
S16E6 / 22 Jul 2024
Semifinals 3 & 4
S16E7 / 12 Aug 2024
Las Vegas Finals 1
S16E8 / 19 Aug 2024Las Vegas Finals 2
S16E9 / 26 Aug 2024Las Vegas Finals 3
S16E10 / 02 Sep 2024Las Vegas Finals 4
S16E11 / 09 Sep 2024
Season 17
Qualifiers 1
S17E1 / 02 Jun 2025Qualifiers 2
S17E2 / 09 Jun 2025Qualifiers 3
S17E3 / 16 Jun 2025Qualifiers 4
S17E4 / 23 Jun 2025Qualifiers 5
S17E5 / 30 Jun 2025Qualifiers 6
S17E6 / 07 Jul 2025Semifinals 1
S17E7 / 14 Jul 2025Semifinals 2
S17E8 / 21 Jul 2025Semifinals 3
S17E9 / 28 Jul 2025Finals 1
S17E10 / 04 Aug 2025Finals 2
S17E11 / 11 Aug 2025Finals 3
S17E12 / 18 Aug 2025Finals 4
S17E13 / 25 Aug 2025Women's Special Episode
S17E14 / 01 Sep 2025
Matt Iseman
Self - Host
