# 2013 AFC Champions League knockout stage

The knock-out stage of the 2013 AFC Champions League was played from 14 May to 9 November 2013. A total of 16 teams competed in the knock-out stage.

## Qualified teams

The winners and runners-up of each of the eight groups in the group stage qualified for the knock-out stage. Both West Zone and East Zone had eight teams qualified.
| Group | Winners | Runners-up |
| West Zone (Groups A–D) |||
| A | Al-Shabab | El Jaish |
| B | Lekhwiya | Al-Shabab Al-Arabi |
| C | Al-Ahli | Al-Gharafa |
| D | Esteghlal | Al-Hilal |
| East Zone (Groups E–H) |||
| E | FC Seoul | Buriram United |
| F | Guangzhou Evergrande | Jeonbuk Hyundai Motors |
| G | Bunyodkor | Beijing Guoan |
| H | Kashiwa Reysol | Central Coast Mariners |

## Format

In the knock-out stage, the 16 teams played a single-elimination tournament. Each tie was played on a home-and-away two-legged basis. The away goals rule, extra time (away goals do not apply in extra time) and penalty shoot-out were used to decide the winner if necessary.

## Schedule

The schedule of each round was as follows.
| Round | First leg | Second leg |
| Round of 16 | 14–15 May 2013 | 21–22 May 2013 |
| Quarter-finals | 21 August 2013 | 18 September 2013 |
| Semi-finals | 25 September 2013 | 2 October 2013 |
| Final | 25 or 26 October 2013 | 8 or 9 November 2013 |

## Bracket

In the round of 16, the winners of one group played the runners-up of another group in the same zone, with the group winners hosting the second leg. The matchups were determined as follows:
The draw for the quarter-finals, semi-finals, and final (to decide the order of two legs) was held on 20 June 2013, 16:00 UTC+8, at the AFC House in Kuala Lumpur, Malaysia. In this draw, teams from different zones could play each other, and the "country protection" rule was applied: if there are exactly two teams from the same association, they may not play each other in the quarter-finals; however, if there are more than two teams from the same association, they may play each other in the quarter-finals.
| Round of 16 | Round of 16 | Round of 16 | Round of 16 | Quarter-finals | Quarter-finals | Quarter-finals | Quarter-finals | Semi-finals | Semi-finals | Semi-finals | Semi-finals | | Final | Final | Final | Final |
| El Jaish | 1 | 0 | 1 | | | | | | | | | | | | | |
| Al-Ahli | 1 | 2 | 3 | | | | | | | | | | | | | |
| Al-Ahli | 1 | 2 | 3 | Al-Ahli | 1 | 0 | 1 | | | | | | | | | |
| | | | | FC Seoul | 1 | 1 | 2 | | | | | | | | | |
| Beijing Guoan | 0 | 1 | 1 | FC Seoul | 1 | 1 | 2 | | | | | | | | | |
| FC Seoul | 0 | 3 | 3 | | | | | | | | | | | | | |
| FC Seoul | 0 | 3 | 3 | | | | | FC Seoul | 2 | 2 | 4 | | | | | |
| | | | | | | | | Esteghlal | 0 | 2 | 2 | | | | | |
| Al-Shabab Al-Arabi | 2 | 0 | 2 | | | | | | | | | Esteghlal | 0 | 2 | 2 | | | | | |
| Esteghlal | 4 | 0 | 4 | | | | | | | | | | | | | |
| Esteghlal | 4 | 0 | 4 | Esteghlal | 1 | 2 | 3 | | | | | | | | | |
| | | | | Buriram United | 0 | 1 | 1 | | | | | | | | | |
| Buriram United | 2 | 0 | 2 | Buriram United | 0 | 1 | 1 | | | | | | | | | |
| Bunyodkor | 1 | 0 | 1 | | | | | | | | | | | | | |
| Bunyodkor | 1 | 0 | 1 | | | | | | | | | | FC Seoul | 2 | 1 | 3 |
| | | | | | | | | | | | | | Guangzhou Evergrande (a) | 2 | 1 | 3 |
| Jeonbuk Hyundai Motors | 0 | 2 | 2 | | | | | | | | | | | | | | Guangzhou Evergrande (a) | 2 | 1 | 3 |
| Kashiwa Reysol | 2 | 3 | 5 | | | | | | | | | | | | | |
| Kashiwa Reysol | 2 | 3 | 5 | Kashiwa Reysol (a) | 1 | 2 | 3 | | | | | | | | | |
| | | | | Al-Shabab | 1 | 2 | 3 | | | | | | | | | |
| Al-Gharafa | 1 | 0 | 1 | Al-Shabab | 1 | 2 | 3 | | | | | | | | | |
| Al-Shabab | 2 | 3 | 5 | | | | | | | | | | | | | |
| Al-Shabab | 2 | 3 | 5 | | | | | Kashiwa Reysol | 1 | 0 | 1 | | | | | |
| | | | | | | | | Guangzhou Evergrande | 4 | 4 | 8 | | | | | |
| Central Coast Mariners | 1 | 0 | 1 | | | | | | | | | Guangzhou Evergrande | 4 | 4 | 8 | | | | | |
| Guangzhou Evergrande | 2 | 3 | 5 | | | | | | | | | | | | | |
| Guangzhou Evergrande | 2 | 3 | 5 | Guangzhou Evergrande | 2 | 4 | 6 | | | | | | | | | |
| | | | | Lekhwiya | 0 | 1 | 1 | | | | | | | | | |
| Al-Hilal | 0 | 2 | 2 | Lekhwiya | 0 | 1 | 1 | | | | | | | | | |
| Lekhwiya | 1 | 2 | 3 | | | | | | | | | | | | | |

## Round of 16

The first legs were played on 14 and 15 May 2013, and the second legs were played on 21 and 22 May 2013.
West Zone :
| Team 1 | Agg.Tooltip Aggregate score | Team 2 | 1st leg | 2nd leg |
East Zone :
| Team 1 | Agg.Tooltip Aggregate score | Team 2 | 1st leg | 2nd leg |

### Second leg

FC Seoul won 3–1 on aggregate.
Buriram United won 2–1 on aggregate.
Al-Ahli won 3–1 on aggregate.
Al-Shabab won 5–1 on aggregate.
Kashiwa Reysol won 5–2 on aggregate.
Guangzhou Evergrande won 5–1 on aggregate.
Lekhwiya won 3–2 on aggregate.
Esteghlal won 4–2 on aggregate.

## Quarter-finals

The first legs were played on 21 August 2013, and the second legs were played on 18 September 2013.
| Team 1 | Agg.Tooltip Aggregate score | Team 2 | 1st leg | 2nd leg |
| Al-Ahli | 1–2 | FC Seoul | 1–1 | 0–1 |
| Esteghlal | 3–1 | Buriram United | 1–0 | 2–1 |
| Kashiwa Reysol | 3–3 (a) | Al-Shabab | 1–1 | 2–2 |
| Guangzhou Evergrande | 6–1 | Lekhwiya | 2–0 | 4–1 |

### Second leg

FC Seoul won 2–1 on aggregate.
Esteghlal won 3–1 on aggregate.
Guangzhou Evergrande won 6–1 on aggregate.
3–3 on aggregate. Kashiwa Reysol won on away goals.

## Semi-finals

The first legs were played on 25 September 2013, and the second legs were played on 2 October 2013.
| Team 1 | Agg.Tooltip Aggregate score | Team 2 | 1st leg | 2nd leg |
| FC Seoul | 4–2 | Esteghlal | 2–0 | 2–2 |
| Kashiwa Reysol | 1–8 | Guangzhou Evergrande | 1–4 | 0–4 |

### Second leg

Guangzhou Evergrande won 8–1 on aggregate.
FC Seoul won 4–2 on aggregate.

## Final

The first leg was played on 26 October 2013, and the second leg was played on 9 November 2013.
| Team 1 | Agg.Tooltip Aggregate score | Team 2 | 1st leg | 2nd leg |
| FC Seoul | 3–3 (a) | Guangzhou Evergrande | 2–2 | 1–1 |
3–3 on aggregate. Guangzhou Evergrande won on away goals.