Construction at Portimão cost approximately €195 million and the resulting circuit was homologated by the FIM on 11 October 2008. The layout rises and falls with the natural terrain of the Algarve hills, producing steep downhill slopes, blind crests, and sweeping corners that demanded significant commitment from riders. Drivers and riders consistently praised the width of the track, which created genuine opportunities to overtake outside the normal racing line. A1 Team Portugal's Filipe Albuquerque noted the dramatic elevation changes immediately after the main straight, while competitors from other series described it as genuinely challenging in the manner of older-generation tracks.
The circuit complex includes a karting track, an off-road section, a technology park, hotels, and sporting facilities, making it one of the more fully developed motorsport destinations in southern Europe.
The Algarve International Circuit entered the MotoGP World Championship calendar as a direct consequence of the COVID-19 pandemic. In August 2020, Dorna Sports announced that the season would conclude at Portimão with the Portuguese motorcycle Grand Prix, held from 20 to 22 November 2020. The race gave the circuit its debut in the premier class and was part of a heavily revised calendar that shifted several traditional venues and introduced several new ones.
The circuit returned to the calendar in 2021, hosting two separate motorcycle grand prix events. The Portuguese motorcycle Grand Prix took place from 16 to 18 April 2021, again appearing near the opening of the season. A second event, named the Algarve Grand Prix, followed from 5 to 7 November 2021, giving the circuit an unprecedented double-header in the same MotoGP season. This reflected both the track's popularity among riders and organisers and the continuing need for calendar flexibility during the pandemic recovery period.
From 2022 onward, the circuit's MotoGP status was confirmed on a regular basis, with the Portuguese Grand Prix becoming an established fixture, typically in the spring portion of the calendar. The combination of the track's technical demands and its dramatic visuals — with riders negotiating steep elevation changes at high speed — made it a favourite with fans and television broadcasters alike.
The circuit also hosted MotoE World Championship rounds. The Portuguese eRace events took place in 2024 and 2025, adding the electric motorcycle class to Portimão's motorsport portfolio.
Beyond its MotoGP role, the Algarve International Circuit has been one of the busiest multi-discipline facilities in Europe. It hosted the World Superbike Championship from its earliest years, with rounds of the Superbike World Championship and Supersport World Championship appearing in the spring calendar slot. The circuit has also accommodated the European Le Mans Series, the FIA World Endurance Championship — including an 8 Hours of Portimão in 2021 and a 6 Hours of Portimão in 2023 — as well as the Formula One Portuguese Grand Prix in 2020 and 2021, which marked the first F1 visit to Portugal since the 1996 race at Estoril. Formula One is additionally scheduled to return for the Portuguese Grand Prix in 2027 and 2028.
A monument to British motorcycle racer Craig Jones stands at the circuit. Jones, a former World Supersport competitor who was killed following a crash at Brands Hatch in 2008, has a corner named in his honour. The memorial forms part of a larger landscape sculpture that follows the line of the main straight out to the main grandstand car park.
The Portimão Circuit established itself quickly as one of the favoured venues among MotoGP riders and fans after its 2020 debut. Its combination of natural elevation changes, genuine overtaking opportunities, and a visually compelling setting transformed it from a circuit primarily known for World Superbike racing into a prominent fixture on the MotoGP calendar. The circuit's willingness to host multiple series simultaneously and its ability to attract top-level international championships across four-wheel and two-wheel disciplines cemented its position as the primary motorsport venue in Portugal.