They then competed the Thai League 1 Relegation play-off, but lost the final match 0–1 to Thailand Tobacco Monopoly.

In 2009, PEA was eliminated from the 2009 AFC Champions League after losing 1–4 to Singapore Armed Forces in extra-time at Rajamangala Stadium.

Prapon Pongpanich was sacked in the middle of the season and replaced by former Thailand national team head coach Thongsuk Sampahungsith.

In 2011, Buriram PEA under the coaching of Attaphol Buspakom, completed their 2011 season with the domestic treble by winning all three Thai major trophies.

Buriram's stadium "The Thunder Castle", was built in 2011 – when it became the first Thailand football stadium without a running track on the side of the field and it was also recorded in the Guinness World Records as the FIFA standard football field with the shortest construction time of 256 days.

[9] In 2014, under Spanish head coach Alejandro Menéndez, Buriram United became the first Thai club to achieve the quadruple by winning 4 trophies in the calendar year.

The league season was also finished with the first invincible title for the club, the second Thai team to have achieved such a feat, after Muangthong United in 2012.

In 2014, Brazilian coach Alexandre Gama was appointed to guide Buriram United and in his first season, he helped the club to retained the 2014 Thai Premier League.

In August 2016, Newin Chidchob admitted he was disappointed that his team's bid to defend their Thailand League title that season was over.

In June 2017, Ranko Popovic has resigned as coach after receiving a three-month ban by the Thai FA for slapping the face of Bangkok United physio Andy Schillinger following a heated argument after Buriram beat the capital side 2–1.

[13] Buriram United announced that they promoted Bozidar Bandovic to head coach from his position as technical director of football.

In the group stages, a home, Buriram beat Cerezo Osaka 2–0 and Jeju United 1–0 and drew 1–1 Guangzhou Evergrande.

[17] Bozidar Bandovic received Thai League 1 Coach of the Year Award at the end of the season.

[18] In preparation for the new season where Buriram United will also compete in the 2024–25 AFC Champions League Elite and the recently revived 2024–25 ASEAN Club Championship region tournament, the club signed Philippines goalkeeper Neil Etheridge who has played his trade in the English Premier League with Cardiff City.

Buriram United also signed a few notable key players like former Australian national Curtis Good.

On 17 September 2024, Buriram United manage to hold off Japanese club Vissel Kobe to a goalless draw at home with both team earning a point in the AFC Champions League Elite.

Buriram United the registered the highest ever victory in the ASEAN Club Championship history beating Philippines Kaya—Iloilo 7–0 with Lucas Crispim scoring a hat-trick in the match on 26 September.

The club is particularly famous for its renowned youth program that has produced many Thai talents over the years[31] – Suphanat Mueanta, Supachok Sarachat, Ratthanakorn Maikami, and Anon Amornlerdsak have come through the ranks.

The stadium houses locker rooms for home and visiting teams provides modern medical facilities and live television and radio broadcasting infrastructure.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.