ExCeL London has hosted the following events:
The G20 London Summit on Stability, Growth & Jobs in April 2009
Each May and October, The MCM London Comic Con multi-genre convention is held at ExCeL.
Since 2001, the biannual UK arms fair DSEi, most recently on 8–11 September 2009.

In 2005, the Bollywood cultural event, the 2005 Zee Cine Awards for the first time in the event's history.

British International Motor Show 2006 & 2008 attracting over 400,000 visitors to the venue and included a Music Festival with live performances in a 5,000 capacity purpose-built arena each night of the motor show.

Between 27–29 April 2007, the 2007 London Guitar Show (LGS).
The show featured two masterclasses on the Saturday with Steve Vai, in which time he answered questions asked by fans through the LGS website prior to the show, and from fans at the masterclass.

Between 13–15 July 2007, the Star Wars Celebration Europe; the first Star Wars fan event of its kind held outside the United States which attracted nearly 40,000 visitors over the three days.

In October 2007, the 2007 Nickelodeon Kids' Choice Awards, the first time it was held in the UK
In 2007, was the Permanence – the operational and media headquarters – for the Grand Départ of the Tour de France.

On 26 April 2008, the Bollywood cultural event, the 2008 Zee Cine Awards for the second time.

On 27 May 2008, the Ahmadiyya Khilafat (Caliphate) Centenary was held.

On 31 October 2008, Stuff Live, a yearly show sponsored by the magazine, What Hi-Fi?
Sound and Vision.

On 2 April 2009, annual G-20 Leaders' Summit on Financial Markets and the World Economy, commonly called The London Summit 2009, the largest gathering of world leaders London has seen since the first United Nations General Assembly in 1946.

Between 1–2 May 2010, The X Factor held open auditions which attracted over 10,000 people.

The ICC Auditorium also hosted Miss World 2014 on 14 December 2014.

Between 29–31 May 2009, Clothes Show London returned to the capital.

In 2009 and 2010, it played host to the London audition stages of the ITV singer search programme The X Factor.

In February 2010, the One Young World Summit.

On Sunday 16 December 2012 it played host to the 2012 BBC Sports Personality of the Year.

In late 2012 Olly Murs filmed the video to Army of Two here.

From 22–24 November, the ExCeL played host to the Doctor Who Celebration convention, in celebration of the 50th anniversary of the BBC television series, Doctor Who.

In April 2014, 49th annual meeting of the European Association for the Study of the Liver.

The building's halls are used by University College London and King's College London for many of their exams.

Between 14–18 August 2014, Loncon 3, the 72nd World Science Fiction Convention.

BRICK 2014, a Lego event for Lego fans, took place between 27 and 30 November 2014.
The event also happened in December 2015.

It hosted Miss World 2014 finals on 14 December
ExCeL hosted IP Expo Europe on 5–6 October 2016, Europe's largest IT event
It hosts Redeemed Christian Church of God Festival of Life twice a year.
It was last held on 21 October 2016.

It hosted the 2016 BBC Music Awards on 12 December, broadcast live on BBC One.

ExCeL hosted the inaugural RTX London between 14–15 October 2017, as well as the upcoming RTX London between 15–16 September 2018.

ExCeL hosted the final weekend of the 14th series of The X Factor on 2–3 December 2017.

ExCel also hosted Miss World 2019 finals on 14 December.
ExCeL London has hosted the following events:
The G20 London Summit on Stability, Growth & Jobs in April 2009
Each May and October, The MCM London Comic Con multi-genre convention is held at ExCeL.
Since 2001, the biannual UK arms fair DSEi, most recently on 8–11 September 2009.
In 2005, the Bollywood cultural event, the 2005 Zee Cine Awards for the first time in the event's history.
British International Motor Show 2006 & 2008 attracting over 400,000 visitors to the venue and included a Music Festival with live performances in a 5,000 capacity purpose-built arena each night of the motor show.
Between 27–29 April 2007, the 2007 London Guitar Show (LGS). The show featured two masterclasses on the Saturday with Steve Vai, in which time he answered questions asked by fans through the LGS website prior to the show, and from fans at the masterclass.
Between 13–15 July 2007, the Star Wars Celebration Europe; the first Star Wars fan event of its kind held outside the United States which attracted nearly 40,000 visitors over the three days.
In October 2007, the 2007 Nickelodeon Kids' Choice Awards, the first time it was held in the UK
In 2007, was the Permanence – the operational and media headquarters – for the Grand Départ of the Tour de France.
On 26 April 2008, the Bollywood cultural event, the 2008 Zee Cine Awards for the second time.
On 27 May 2008, the Ahmadiyya Khilafat (Caliphate) Centenary was held.
On 31 October 2008, Stuff Live, a yearly show sponsored by the magazine, What Hi-Fi? Sound and Vision.
On 2 April 2009, annual G-20 Leaders' Summit on Financial Markets and the World Economy, commonly called The London Summit 2009, the largest gathering of world leaders London has seen since the first United Nations General Assembly in 1946.
Between 1–2 May 2010, The X Factor held open auditions which attracted over 10,000 people.
The ICC Auditorium also hosted Miss World 2014 on 14 December 2014.
Between 29–31 May 2009, Clothes Show London returned to the capital.
In 2009 and 2010, it played host to the London audition stages of the ITV singer search programme The X Factor.
In February 2010, the One Young World Summit.
On Sunday 16 December 2012 it played host to the 2012 BBC Sports Personality of the Year.
In late 2012 Olly Murs filmed the video to Army of Two here.
From 22–24 November, the ExCeL played host to the Doctor Who Celebration convention, in celebration of the 50th anniversary of the BBC television series, Doctor Who.
In April 2014, 49th annual meeting of the European Association for the Study of the Liver.
The building's halls are used by University College London and King's College London for many of their exams.
Between 14–18 August 2014, Loncon 3, the 72nd World Science Fiction Convention.
BRICK 2014, a Lego event for Lego fans, took place between 27 and 30 November 2014. The event also happened in December 2015.
It hosted Miss World 2014 finals on 14 December
ExCeL hosted IP Expo Europe on 5–6 October 2016, Europe's largest IT event
It hosts Redeemed Christian Church of God Festival of Life twice a year. It was last held on 21 October 2016.
It hosted the 2016 BBC Music Awards on 12 December, broadcast live on BBC One.
ExCeL hosted the inaugural RTX London between 14–15 October 2017, as well as the upcoming RTX London between 15–16 September 2018.
ExCeL hosted the final weekend of the 14th series of The X Factor on 2–3 December 2017.
ExCel also hosted Miss World 2019 finals on 14 December.
ExCeL London