Football clubs in the Thai League 1 compete in the AFC Champions League annually. This details the participation and performances in the competition since its based at 2002 as a result of the merger between the Asian Club Championship, the Asian Cup Winners' Cup and the Asian Super Cup.

Participations

Q: Qualifying Stage, GS: Group Stage, R16: Round of 16, QF: Quarterfinals, SF: Semifinals, RU: Runners-Up, W: Winners

Team	#	02–03	2004	2005	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	23–24
Buriram United	11						Q			GS	QF	GS	GS	GS		R16	GS	Q		Q	GS
Muangthong United	7							Q	Q		GS	Q		Q	R16	Q
Chonburi	5					GS				Q		Q	Q	Q
Chiangrai United	5															Q	Q	GS	GS	GS
Bangkok United	4				GS										Q		Q				R16
BG Pathum United	4												Q						R16	QF	GS
Port	4																	Q	GS	Q	Q
Police Tero	3	RU	GS	GS
Krung Thai Bank²	3		GS	GS		GS
Osotspa	1	GS
Sukhothai	1														Q
Ratchaburi Mitr Phol	1																		GS

¹ PEA FC and TTM FC qualified for 2006 AFC Champions League group stage, but were later disqualified because of failing to fill in their player registration forms in time.
² Club no longer exists.

Statistics by club

Match won	Match drawn	Match lost

By Clubs

Overall Statistics
#	Team	Q	GP	W	D	L	GF	GA	GD	Pts	Best performance
1	Police Tero	3 Times	19	5	2	12	19	35	−16	17	Runners-up (2003)
2	Bangkok United	4 Times	13	4	5	4	14	14	0	17	Round of 16 (2023–24)
3	Chiangrai United	5 Times	20	5	6	9	20	31	−11	21	Group stage (2020, 2021, 2022)
4	Chonburi	5 Times	13	4	2	7	19	31	−12	14	Group stage (2008)
5	Krung Thai Bank	3 Times	18	7	2	9	33	47	−14	23
6	Osotsapa	1 Time	7	2	2	3	9	24	−15	8
7	BG Pathum United	4 Times	23	10	4	9	40	36	+4	34	Quarter-finals (2022)
8	Buriram United	11 Times	58	15	16	27	59	89	−30	61	Quarter-finals (2013)
9	Port	3 Times
10	Sukhothai	1 Time	2	1	0	1	5	3	+2	3
11	Muangthong United	7 Times									Round of 16 (2017)
12	Ratchaburi	1 Time	6	0	2	4	0	10	−10	2	Group stage (2021)
Total

Bangkok United

Main article: Bangkok United F.C.

Bangkok United results
Season	Round	Result	Opponent	Venue
2007	Group stage	0–0	Chunnam Dragons	Bangkok, Thailand
		1–1	Kawasaki Frontale	Kawasaki, Japan
		0–0	Arema Malang	Bangkok, Thailand
		0–1	Arema Malang	Malang, Indonesia
		2–3	Chunnam Dragons	Gwangyang, South Korea
		1–2	Kawasaki Frontale	Bangkok, Thailand
2017	Preliminary round 2	1–1 (a.e.t.) (4–5 p)	Johor Darul Ta'zim	Pathum Thani, Thailand
2019	Preliminary round 2	0–1	Hanoi	Pathum Thani, Thailand
2023–24	Group stage	2–1	Lion City Sailors	Singapore
		3–2	Jeonbuk Hyundai Motors	Pathum Thani, Thailand
		2–1	Kitchee	Hong Kong, China
		1–1	Kitchee	Pathum Thani, Thailand
		1–0	Lion City Sailors	Pathum Thani, Thailand

Police Tero

Team	GP	W	D	L	F	A	GD	PTS
Police Tero	19	5	2	12	19	35	−16	17

Results

Season	Round	Team 1	Score	Team 2	Venue
2002–03	Group Stage	BEC Tero Sasana	2–2	Kashima Antlers	Suphachalasai Stadium, Bangkok, Thailand
2002–03	Group Stage	BEC Tero Sasana	2–0	Daejeon Citizen	Suphachalasai Stadium, Bangkok, Thailand
2002–03	Group Stage	BEC Tero Sasana	2–1	Shanghai Shenhua	Suphachalasai Stadium, Bangkok, Thailand
2002–03	Semi-Final	BEC Tero Sasana	3–1	Pakhtakor	Suphachalasai Stadium, Bangkok, Thailand
2002–03	Semi-Final	Pakhtakor	1–0	BEC Tero Sasana	Pakhtakor Stadium, Tashkent, Uzbekistan
2002–03	Final	Al-Ain	2–0	BEC Tero Sasana	Tahnoun Bin Mohamed Stadium, Al Ain, UAE
2002–03	Final	BEC Tero Sasana	1–0	Al-Ain	Rajamangala Stadium, Bangkok, Thailand
2004	Group Stage	Jeonbuk Hyundai Motors	4–0	BEC Tero Sasana	Jeonju World Cup Stadium, Jeonju, South Korea
2004	Group Stage	Júbilo Iwata	3–0	BEC Tero Sasana	Yamaha Stadium, Iwata, Japan
2004	Group Stage	BEC Tero Sasana	4–1	Shanghai Shenhua	Thai-Japanese Stadium, Bangkok, Thailand
2004	Group Stage	BEC Tero Sasana	0–4	Jeonbuk Hyundai Motors	Suphachalasai Stadium, Bangkok, Thailand
2004	Group Stage	Shanghai Shenhua	1–0	BEC Tero Sasana	Shanghai Stadium, Shanghai, China
2004	Group Stage	BEC Tero Sasana	2–3	Júbilo Iwata	Thai-Japanese Stadium, Bangkok, Thailand
2005	Group Stage	BEC Tero Sasana	0–1	PSM Makassar	Rajamangala Stadium, Bangkok, Thailand
2005	Group Stage	Shandong Luneng	1–0	BEC Tero Sasana	Shandong Provincial Stadium, Jinan, China
2005	Group Stage	BEC Tero Sasana	1–2	Yokohama F. Marinos	Thupatemi Stadium, Bangkok, Thailand
2005	Group Stage	Yokohama F. Marinos	2–0	BEC Tero Sasana	Mitsuzawa Stadium, Yokohama, Japan
2005	Group Stage	PSM Makassar	2–2	BEC Tero Sasana	Mattoangin Stadium, Makassar, Indonesia
2005	Group Stage	BEC Tero Sasana	0–4	Shandong Luneng	Thupatemi Stadium, Bangkok, Thailand

Chiangrai United

Main article: Chiangrai United F.C.

Chiangrai United results
Season	Round	Result	Opponent	Venue
2018	Preliminary round 2	2–1 (a.e.t.)	Bali United	Chiang Rai, Thailand
2018	Play-off round	0–1	Shanghai SIPG	Shanghai, China
2019	Preliminary round 2	3–1	Yangon United	Chiang Rai, Thailand
2019	Play-off round	0–0 (a.e.t.) (4–3 p)	Sanfrecce Hiroshima	Hiroshima, Japan
2020	Group stage	0–1	Melbourne Victory	Melbourne, Australia
		0–1	Beijing Guoan	Chiang Rai, Thailand
		0–5	FC Seoul	Doha, Qatar
		2–1	FC Seoul	Doha, Qatar
		2–2	Melbourne Victory	Doha, Qatar
		1–1	Beijing Guoan	Doha, Qatar
2021	Group stage	1–2	Jeonbuk Hyundai Motors	Tashkent, Uzbekistan
		1–0	Tampines Rovers	Tashkent, Uzbekistan
		1–1	Gamba Osaka	Tashkent, Uzbekistan
		1–1	Gamba Osaka	Tashkent, Uzbekistan
		1–3	Jeonbuk Hyundai Motors	Tashkent, Uzbekistan
		3–0	Tampines Rovers	Tashkent, Uzbekistan
2022	Group stage	0–1	Kitchee	Buriram, Thailand
		0–6	Vissel Kobe	Buriram, Thailand
		0–0	Vissel Kobe	Buriram, Thailand
		2–3	Kitchee	Buriram, Thailand

Chonburi

Main article: Chonburi F.C.

Chonburi results
Season	Round	Result	Opponent	Venue
2008	Group stage	1–1	Gamba Osaka	Suita, Japan
		3–1	Melbourne Victory	Bangkok, Thailand
		0–1	Chunnam Dragons	Gwangyang, South Korea
		2–2	Chunnam Dragons	Bangkok, Thailand
		0–2	Gamba Osaka	Bangkok, Thailand
		1–3	Melbourne Victory	Melbourne, Australia
2012	Play-off round	0–2	Pohang Steelers	Pohang, South Korea
2014	Play-off round 2	3–0	South China	Chonburi, Thailand
2014	Play-off round 3	0–2	Beijing Guoan	Beijing, China
2015	Preliminary round 2	4–1	Kitchee	Chonburi, Thailand
2015	Play-off round	2–3 (a.e.t.)	Kashiwa Reysol	Kashiwa, Japan
2016	Preliminary round 2	3–2 (a.e.t.)	Yangon United	Chonburi, Thailand
2016	Play-off round	0–9	FC Tokyo	Tokyo, Japan

Krung Thai Bank

Team	GP	W	D	L	F	A	GD	PTS
Krung Thai Bank	18	7	2	9	33	47	−14	23

Results

Season	Round	Team 1	Score	Team 2	Venue
2004	Group Stage	Krung Thai Bank	0–2	Dalian Shide	Thai-Japanese Stadium, Bangkok, Thailand
2004	Group Stage	PSM Makassar	2–3	Krung Thai Bank	Mattoangin Stadium, Makassar, Indonesia
2004	Group Stage	Hoàng Anh Gia Lai	0–1	Krung Thai Bank	Pleiku Stadium, Pleiku, Vietnam
2004	Group Stage	Krung Thai Bank	2–2	Hoàng Anh Gia Lai	Suphachalasai Stadium, Bangkok, Thailand
2004	Group Stage	Dalian Shide	3–1	Krung Thai Bank	Dalian People's Stadium, Dalian, China
2004	Group Stage	Krung Thai Bank	1–2	PSM Makassar	Thai-Japanese Stadium, Bangkok, Thailand
2005	Group Stage	Persebaya Surabaya	1–2	Krung Thai Bank	Gelora 10 November Stadium, Surabaya, Indonesia
2005	Group Stage	Krung Thai Bank	0–2	Busan I'Park	Thammasat Stadium, Pathum Thani, Thailand
2005	Group Stage	Pisico Bình Đinh	1–2	Krung Thai Bank	Quy Nhơn Stadium, Quy Nhơn, Vietnam
2005	Group Stage	Krung Thai Bank	0–1	Pisico Bình Đinh	Thupatemi Stadium, Bangkok, Thailand
2005	Group Stage	Krung Thai Bank	1–0	Persebaya Surabaya	Thupatemi Stadium, Bangkok, Thailand
2005	Group Stage	Busan I'Park	4–0	Krung Thai Bank	Busan Asiad Stadium, Busan, South Korea
2008	Group Stage	Krung Thai Bank	1–9	Kashima Antlers	Chulalongkorn University Sports Stadium, Bangkok, Thailand
2008	Group Stage	Beijing Guoan	4–2	Krung Thai Bank	Beijing Fengtai Stadium, Beijing, China
2008	Group Stage	Krung Thai Bank	9–1	Nam Định	Chulalongkorn University Sports Stadium, Bangkok, Thailand
2008	Group Stage	Nam Định	2–2	Krung Thai Bank	Mỹ Đình National Stadium, Hanoi, Vietnam
2008	Group Stage	Kashima Antlers	8–1	Krung Thai Bank	Kashima Soccer Stadium, Kashima, Japan
2008	Group Stage	Krung Thai Bank	5–3	Beijing Guoan	Rajamangala Stadium, Bangkok, Thailand

Osotsapa

Team	GP	W	D	L	F	A	GD	PTS
Osotsapa	7	2	2	3	9	24	−15	8

Results

Season	Round	Home team	Score	Away team	Venue
2002–03	Qualifying R2	Persita Tangerang	0–1	Osotsapa	N/A
2002–03	Qualifying R2	Osotsapa	0–0	Persita Tangerang	N/A
2002–03	Qualifying R3	Churchill Brothers	1–1	Osotsapa	N/A
2002–03	Qualifying R3	Osotsapa	6–3	Churchill Brothers	N/A
2002–03	Group Stage	Osotsapa	0–6	Seongnam Ilhwa Chunma	Dalian People's Stadium, Dalian, China
2002–03	Group Stage	Osotsapa	1–7	Dalian Shide	Dalian People's Stadium, Dalian, China
2002–03	Group Stage	Osotsapa	0–7	Shimizu S-Pulse	Dalian People's Stadium, Dalian, China

Muangthong United

Main article: Muangthong United F.C.

Muangthong United results
Season	Round	Result	Opponent	Venue
2010	Play-off round	3–0	SHB Đà Nẵng	Da Nang, Vietnam
2010	Play-off round	0–0 (a.e.t.) (3–4 p)	Singapore Armed Forces	Kallang, Singapore
2011	Play-off round	2–2 (a.e.t.) (6–7 p)	Sriwijaya	Palembang, Indonesia
2013	Group stage	2–2	Jeonbuk Hyundai Motors	Nonthaburi, Thailand
		1–4	Urawa Red Diamonds	Saitama, Japan
		0–4	Guangzhou Evergrande	Guangzhou, China
		1–4	Guangzhou Evergrande	Nonthaburi, Thailand
		0–2	Jeonbuk Hyundai Motors	Jeonju, South Korea
		0–1	Urawa Red Diamonds	Nonthaburi, Thailand
2014	Play-off round 2	2–0	Hanoi T&T	Nonthaburi, Thailand
2014	Play-off round 3	1–2	Melbourne Victory	Melbourne, Australia
2016	Preliminary round 2	0–0 (a.e.t.) (3–0 p)	Johor Darul Ta'zim	Nonthaburi, Thailand
2016	Play-off round	0–3	Shanghai SIPG	Shanghai, China
2017	Group stage	0–0	Brisbane Roar	Brisbane, Australia
		2–1	Kashima Antlers	Bangkok, Thailand
		0–0	Ulsan Hyundai	Ulsan, South Korea
		1–0	Ulsan Hyundai	Nonthaburi, Thailand
		3–0	Brisbane Roar	Nonthaburi, Thailand
		1–2	Kashima Antlers	Kashima, Japan
	Round of 16	1–3	Kawasaki Frontale	Nonthaburi, Thailand
	Round of 16	1–4	Kawasaki Frontale	Kawasaki, Japan
2018	Preliminary round 2	5–2	Johor Darul Ta'zim	Bangkok, Thailand
2018	Play-off round	0–3	Kashiwa Reysol	Kashiwa, Japan

Buriram United

Main article: Buriram United F.C.

Buriram United results
Season	Round	Result	Opponent	Venue
2009	Play-off round	1–4 (a.e.t.)	Singapore Armed Forces	Bangkok, Thailand
2012	Group stage	3–2	Kashiwa Reysol	Buriram, Thailand
		2–1	Guangzhou Evergrande	Guangzhou, China
		0–2	Jeonbuk Hyundai Motors	Buriram, Thailand
		2–3	Jeonbuk Hyundai Motors	Jeonju, South Korea
		0–1	Kashiwa Reysol	Kashiwa, Japan
		1–2	Guangzhou Evergrande	Buriram, Thailand
2013	Play-off round	0–0 (a.e.t.) (3–0 p)	Brisbane Roar	Buriram, Thailand
	Group stage	1–1	Vegalta Sendai	Sendai, Japan
		0–0	FC Seoul	Buriram, Thailand
		0–2	Jiangsu Sainty	Nanjing, China
		2–0	Jiangsu Sainty	Buriram, Thailand
		1–1	Vegalta Sendai	Buriram, Thailand
		2–2	FC Seoul	Seoul, South Korea
	Round of 16	2–1	Bunyodkor	Buriram, Thailand
	Round of 16	0–0	Bunyodkor	Tashkent, Uzbekistan
	Quarter-finals	0–1	Esteghlal	Tehran, Iran
	Quarter-finals	1–2	Esteghlal	Buriram, Thailand
2014	Group stage	1–1	Shandong Luneng Taishan	Jinan, China
		1–2	Pohang Steelers	Buriram, Thailand
		0–4	Cerezo Osaka	Osaka, Japan
		2–2	Cerezo Osaka	Buriram, Thailand
		1–0	Shandong Luneng Taishan	Buriram, Thailand
		0–0	Pohang Steelers	Pohang, South Korea
2015	Group stage	2–1	Seongnam FC	Buriram, Thailand
		2–1	Guangzhou R&F	Guangzhou, China
		1–1	Gamba Osaka	Suita, Japan
		1–2	Gamba Osaka	Buriram, Thailand
		1–2	Seongnam FC	Seongnam, South Korea
		5–0	Guangzhou R&F	Buriram, Thailand
2016	Group stage	0–6	FC Seoul	Buriram, Thailand
		0–3	Shandong Luneng	Jinan, China
		0–3	Sanfrecce Hiroshima	Hiroshima, Japan
		0–2	Sanfrecce Hiroshima	Buriram, Thailand
		1–2	FC Seoul	Seoul, South Korea
		0–0	Shandong Luneng	Buriram, Thailand
2018	Group stage	1–1	Guangzhou Evergrande	Guangzhou, China
		0–2	Jeju United	Buriram, Thailand
		0–2	Cerezo Osaka	Buriram, Thailand
		2–2	Cerezo Osaka	Osaka, Japan
		1–1	Guangzhou Evergrande	Buriram, Thailand
		1–0	Jeju United	Jeju, South Korea
	Round of 16	3–2	Jeonbuk Hyundai Motors	Buriram, Thailand
	Round of 16	0–2	Jeonbuk Hyundai Motors	Jeonju, South Korea
2019	Group stage	0–3	Urawa Red Diamonds	Saitama, Japan
		1–0	Jeonbuk Hyundai Motors	Buriram, Thailand
		1–3	Beijing Guoan	Buriram, Thailand
		0–2	Beijing Guoan	Beijing, China
		1–2	Urawa Red Diamonds	Buriram, Thailand
		0–0	Jeonbuk Hyundai Motors	Jeonju, South Korea
2020	Preliminary round 2	2–1	Hồ Chí Minh City	Buriram, Thailand
2020	Play-off round	0–3	Shanghai SIPG	Shanghai, China
2022	Play-off round	1–1 (a.e.t.) (2–3 p)	Daegu FC	Daegu, South Korea
2023–24	Group stage	4–1	Zhejiang	Buriram, Thailand
		0–1	Ventforet Kofu	Tokyo, Japan
		0–2	Melbourne City	Buriram, Thailand
		1–0	Melbourne City	Melbourne, Australia
		2–3	Zhejiang	Huzhou, China

BG Pathum United

Main article: BG Pathum United F.C.

BG Pathum United results
Season	Round	Result	Opponent	Venue
2015	Preliminary round 2	3–0	Johor Darul Ta'zim	Pathum Thani, Thailand
2015	Play-off round	0–3	Beijing Guoan	Beijing, China
2021	Group stage	4–1	Kaya–Iloilo	Pathum Thani, Thailand
		0–2	Ulsan Hyundai	Pathum Thani, Thailand
		2–0	Viettel	Pathum Thani, Thailand
		3–1	Viettel	Pathum Thani, Thailand
		1–0	Kaya–Iloilo	Pathum Thani, Thailand
		0–2	Ulsan Hyundai	Pathum Thani, Thailand
	Round of 16	1–1 (a.e.t.) (2–4 p)	Jeonbuk Hyundai Motors	Jeonju, South Korea
2022	Group stage	1–1	Melbourne City	Pathum Thani, Thailand
		2–0	Jeonnam Dragons	Pathum Thani, Thailand
		5–0	United City	Pathum Thani, Thailand
		3–1	United City	Pathum Thani, Thailand
		0–0	Melbourne City	Pathum Thani, Thailand
		0–0	Jeonnam Dragons	Pathum Thani, Thailand
	Round of 16	4–0	Kitchee	Saitama, Japan
	Quarter-finals	0–5	Urawa Red Diamonds	Saitama, Japan
2023–24	Play-off round	3–2	Shanghai Port	Shanghai, China
	Group stage	1–3	Ulsan Hyundai	Ulsan, South Korea
		2–4	Johor Darul Ta'zim	Pathum Thani, Thailand
		2–4	Kawasaki Frontale	Pathum Thani, Thailand
		2–4	Kawasaki Frontale	Kawasaki, Japan
		1–3	Ulsan Hyundai	Pathum Thani, Thailand

Sukhothai

Team	GP	W	D	L	F	A	GD	PTS
Sukhothai	2	1	0	1	5	3	+2	3

Results

Season	Round	Team 1	Score	Team 2	Venue
2017	Qualifying R2	Sukhothai	5–0	Yadanarbon	Thung Thalay Luang Stadium, Sukhothai, Thailand
2017	Play-off	Shanghai SIPG	3–0	Sukhothai	Shanghai Stadium, Shanghai, China

Port

Main article: Port F.C.

Port results
Season	Round	Result	Opponent	Venue
2020	Preliminary round 2	0–1	Ceres–Negros	Bangkok, Thailand
2021	Group stage	0–2	Kitchee	Buriram, Thailand
		3–0	Guangzhou	Buriram, Thailand
		1–1	Cerezo Osaka	Buriram, Thailand
		0–3	Cerezo Osaka	Buriram, Thailand
		1–1	Kitchee	Buriram, Thailand
		5–1	Guangzhou	Buriram, Thailand
2022	Play-off round	0–3	Ulsan Hyundai	Ulsan, South Korea