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.

Thai clubs in AFC Champions League / ACL Elite (since 2002) 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 20061 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 23–24 24–25 25–26 Buriram United 13 Q GS QF GS GS GS R16 GS Q Q GS QF QF Muangthong United 7 Q Q GS Q Q R16 Q Bangkok United 6 GS Q Q R16 Q Q Chonburi 5 GS Q Q Q Q Chiangrai United 5 Q Q GS GS GS 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 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 The table that follows is accurate as of the end of the 2025–26 season. Overall Statistics # Team Q GP W D L GF GA GD Pts Best performance1 Buriram United 13 Times 81 23 24 34 82 122 −40 93 Quarter-finals(2013, 2024–25, 2025–26)2 BG Pathum United 4 Times 24 10 4 10 41 40 +1 34 Quarter-finals(2022) 3 Muangthong United 7 Times 23 6 6 11 26 39 −13 24 Round of 16(2017) 4 Krung Thai Bank 3 Times 18 7 2 9 33 47 −14 23 Group stage(2004, 2005, 2008) 5 Chiangrai United 5 Times 20 5 6 9 20 31 −11 21 Group stage(2020, 2021, 2022)6 Bangkok United 6 Times 18 4 7 7 19 24 –5 19 Round of 16(2023–24)7 Police Tero 3 Times 19 5 2 12 19 35 −16 17 Runners-up(2003)8 Chonburi 5 Times 13 4 2 7 19 31 −12 14 Group stage(2008) 9 Port 3 Times 9 2 2 5 10 13 −10 8 Group stage(2021)10 Osotsapa 1 Time 7 2 2 3 9 24 −15 8 Group stage(2002–03)11 Sukhothai 1 Time 2 1 0 1 5 3 +2 3 Qualifying play-off(2017)12 Ratchaburi 1 Time 6 0 2 4 0 10 −10 2 Group stage(2021)Total

Match wonMatch drawnMatch lost

Bangkok United

Bangkok United results Season Round Result Opponent Venue2007 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, Thailand2017 Preliminary round 2 1–1 (4–5 p) Johor Darul Ta'zim Pathum Thani, Thailand2019 Preliminary round 2 0–1 Hanoi Pathum Thani, Thailand2023–24 Group stage 2–1 Lion City Sailors Kallang, Singapore 3–2 Jeonbuk Hyundai Motors Pathum Thani, Thailand 2–1 Kitchee Causeway Bay, Hong Kong 1–1 Kitchee Pathum Thani, Thailand 1–0 Lion City Sailors Pathum Thani, Thailand 2–3 Jeonbuk Hyundai Motors Jeonju, South KoreaRound of 16 2–2 Yokohama F. Marinos Pathum Thani, Thailand 1–0 Yokohama, Japan2024–25 Play-off round 1–1 (3–4 p) Shandong Taishan Jinan, China2025–26 Play-off round 0–3 Chengdu Rongcheng Chengdu, China

BG Pathum United

BG Pathum United results Season Round Result Opponent Venue2015 Preliminary round 2 3–0 Johor Darul Ta'zim Pathum Thani, ThailandPlay-off round 0–3 Beijing Guoan Beijing, China2021 Group stage 4–1 Kaya–Iloilo Pathum Thani, Thailand0–2 Ulsan Hyundai Pathum Thani, Thailand2–0 Viettel Pathum Thani, Thailand3–1 Viettel Pathum Thani, Thailand1–0 Kaya–Iloilo Pathum Thani, Thailand0–2 Ulsan Hyundai Pathum Thani, ThailandRound of 16 1–1 (2–4 p) Jeonbuk Hyundai Motors Jeonju, South Korea2022 Group stage 1–1 Melbourne City Pathum Thani, Thailand2–0 Jeonnam Dragons Pathum Thani, Thailand5–0 United City Pathum Thani, Thailand3–1 United City Pathum Thani, Thailand0–0 Melbourne City Pathum Thani, Thailand0–0 Jeonnam Dragons Pathum Thani, ThailandRound of 16 4–0 Kitchee Saitama, JapanQuarter-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 Korea2–4 Johor Darul Ta'zim Pathum Thani, Thailand2–4 Kawasaki Frontale Pathum Thani, Thailand2–4 Kawasaki Frontale Kawasaki, Japan1–3 Ulsan Hyundai Pathum Thani, Thailand1–4 Johor Darul Ta'zim Johor Bahru, Malaysia

Buriram United

Buriram United results Season Round Result Opponent Venue2009 Play-off round 1–4 Singapore Armed Forces Bangkok, Thailand2012 Group stage 3–2 Kashiwa Reysol Buriram, Thailand2–1 Guangzhou Evergrande Guangzhou, China0–2 Jeonbuk Hyundai Motors Buriram, Thailand2–3 Jeonbuk Hyundai Motors Jeonju, South Korea0–1 Kashiwa Reysol Kashiwa, Japan1–2 Guangzhou Evergrande Buriram, Thailand2013 Play-off round 0–0 (3–0 p) Brisbane Roar Buriram, ThailandGroup 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 KoreaRound of 16 2–1 Bunyodkor Buriram, Thailand 0–0 Tashkent, UzbekistanQuarter-finals 0–1 Esteghlal Tehran, Iran 1–2 Buriram, Thailand2014 Group stage 1–1 Shandong Luneng Taishan Jinan, China1–2 Pohang Steelers Buriram, Thailand0–4 Cerezo Osaka Osaka, Japan2–2 Cerezo Osaka Buriram, Thailand1–0 Shandong Luneng Taishan Buriram, Thailand0–0 Pohang Steelers Pohang, South Korea2015 Group stage 2–1 Seongnam FC Buriram, Thailand2–1 Guangzhou R&F Guangzhou, China1–1 Gamba Osaka Suita, Japan1–2 Gamba Osaka Buriram, Thailand1–2 Seongnam FC Seongnam, South Korea5–0 Guangzhou R&F Buriram, Thailand2016 Group stage 0–6 FC Seoul Buriram, Thailand0–3 Shandong Luneng Jinan, China0–3 Sanfrecce Hiroshima Hiroshima, Japan0–2 Sanfrecce Hiroshima Buriram, Thailand1–2 FC Seoul Seoul, South Korea0–0 Shandong Luneng Buriram, Thailand2018 Group stage 1–1 Guangzhou Evergrande Guangzhou, China0–2 Jeju United Buriram, Thailand0–2 Cerezo Osaka Buriram, Thailand2–2 Cerezo Osaka Osaka, Japan1–1 Guangzhou Evergrande Buriram, Thailand1–0 Jeju United Jeju, South KoreaRound of 16 3–2 Jeonbuk Hyundai Motors Buriram, Thailand 0–2 Jeonju, South Korea2019 Group stage 0–3 Urawa Red Diamonds Saitama, Japan1–0 Jeonbuk Hyundai Motors Buriram, Thailand1–3 Beijing Guoan Buriram, Thailand0–2 Beijing Guoan Beijing, China1–2 Urawa Red Diamonds Buriram, Thailand0–0 Jeonbuk Hyundai Motors Jeonju, South Korea2020 Preliminary round 2 2–1 Hồ Chí Minh City Buriram, ThailandPlay-off round 0–3 Shanghai SIPG Shanghai, China 2022 Play-off round 1–1 (2–3 p) Daegu FC Daegu, South Korea2023–24 Group stage 4–1 Zhejiang Buriram, Thailand0–1 Ventforet Kofu Tokyo, Japan0–2 Melbourne City Buriram, Thailand1–0 Melbourne City Melbourne, Australia2–3 Zhejiang Huzhou, China2–3 Ventforet Kofu Buriram, Thailand2024–25 League stage 0–0 Vissel Kobe Buriram, Thailand2–1 Central Coast Mariners Gosford, Australia1–0 Pohang Steelers Buriram, Thailand0–5 Yokohama F. Marinos Yokohama, Japan0–3 Kawasaki Frontale Buriram, Thailand0–0 Johor Darul Ta'zim Johor Bahru, Malaysia2–1 Ulsan HD Buriram, Thailand2–2 Gwangju FC Gwangju, South KoreaRound of 16 0–0 Johor Darul Ta'zim Buriram, Thailand1–0 Johor Bahru, Malaysia Quarter-finals 0–3 Al-Ahli Jeddah, Saudi Arabia2025–26 League stage 2–1 Johor Darul Ta'zim Buriram, Thailand0–3 FC Seoul Seoul, South Korea1–2 Melbourne City Melbourne, Australia2–0 Shanghai Port Buriram, Thailand0–0 Ulsan HD Ulsan, South Korea2–2 Gangwon FC Buriram, Thailand1–0 Chengdu Rongcheng Chengdu, China2–0 Shanghai Shenhua Buriram, ThailandRound of 16 1–1 Melbourne City Melbourne, Australia0–0 (4–2 p) Buriram, Thailand Quarter-finals 2–3 Shabab Al Ahli Jeddah, Saudi Arabia

Chiangrai United

Chiangrai United results Season Round Result Opponent Venue2018 Preliminary round 2 2–1 Bali United Chiang Rai, ThailandPlay-off round 0–1 Shanghai SIPG Shanghai, China2019 Preliminary round 2 3–1 Yangon United Chiang Rai, ThailandPlay-off round 0–0 (4–3 p) Sanfrecce Hiroshima Hiroshima, Japan2020 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, Qatar2021 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, Uzbekistan2022 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

Chonburi results Season Round Result Opponent Venue2008Group 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 Korea2014 Play-off round 2 3–0 South China Chonburi, Thailand Play-off round 3 0–2 Beijing Guoan Beijing, China2015 Preliminary round 2 4–1 Kitchee Chonburi, Thailand Play-off round 2–3 Kashiwa Reysol Kashiwa, Japan2016 Preliminary round 2 3–2 Yangon United Chonburi, Thailand 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 Dalian Shide Thai-Japanese Stadium, Bangkok, Thailand 2004 Group Stage PSM Makassar Krung Thai Bank Mattoangin Stadium, Makassar, Indonesia 2004 Group Stage Hoàng Anh Gia Lai Krung Thai Bank Pleiku Stadium, Pleiku, Vietnam 2004 Group Stage Krung Thai Bank Hoàng Anh Gia Lai Suphachalasai Stadium, Bangkok, Thailand 2004 Group Stage Dalian Shide Krung Thai Bank Dalian People's Stadium, Dalian, China 2004 Group Stage Krung Thai Bank PSM Makassar Thai-Japanese Stadium, Bangkok, Thailand 2005 Group Stage Persebaya Surabaya Krung Thai Bank Gelora 10 November Stadium, Surabaya, Indonesia 2005 Group Stage Krung Thai Bank Busan I'Park Thammasat Stadium, Pathum Thani, Thailand 2005 Group Stage Pisico Bình Đinh Krung Thai Bank Quy Nhơn Stadium, Quy Nhơn, Vietnam 2005 Group Stage Krung Thai Bank Pisico Bình Đinh Thupatemi Stadium, Bangkok, Thailand 2005 Group Stage Krung Thai Bank Persebaya Surabaya Thupatemi Stadium, Bangkok, Thailand 2005 Group Stage Busan I'Park Krung Thai Bank Busan Asiad Stadium, Busan, South Korea 2008 Group Stage Krung Thai Bank Kashima Antlers Chulalongkorn University Sports Stadium, Bangkok, Thailand 2008 Group Stage Beijing Guoan Krung Thai Bank Beijing Fengtai Stadium, Beijing, China 2008 Group Stage Krung Thai Bank Nam Định Chulalongkorn University Sports Stadium, Bangkok, Thailand 2008 Group Stage Nam Định Krung Thai Bank Mỹ Đình National Stadium, Hanoi, Vietnam 2008 Group Stage Kashima Antlers Krung Thai Bank Kashima Soccer Stadium, Kashima, Japan 2008 Group Stage Krung Thai Bank 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 Osotsapa N/A 2002–03 Qualifying R2 Osotsapa Persita Tangerang N/A 2002–03 Qualifying R3 Churchill Brothers Osotsapa N/A 2002–03 Qualifying R3 Osotsapa Churchill Brothers N/A 2002–03 Group Stage Osotsapa Seongnam Ilhwa Chunma Dalian People's Stadium, Dalian, China 2002–03 Group Stage Osotsapa Dalian Shide Dalian People's Stadium, Dalian, China 2002–03 Group Stage Osotsapa Shimizu S-Pulse Dalian People's Stadium, Dalian, China

Muangthong United