After years of planning, qualification campaigns, controversy and anticipation, the 2026 FIFA World Cup kicks off on Thursday, June 11 when co-hosts Mexico face South Africa at Estadio Azteca in Mexico City. The biggest World Cup in history, featuring 48 teams for the first time, begins with a rematch of the 2010 tournament opener in Johannesburg. Follow every match live on iScore.ai.
The symbolism is impossible to ignore. Sixteen years ago, South Africa hosted the world and opened their tournament against Mexico at Soccer City. Siphiwe Tshabalala scored a stunning opener that day, only for Rafael Marquez to equalise in a 1-1 draw. Now the roles are reversed. Mexico hosts, South Africa visits, and the Azteca crowd will be deafening.
This is the first World Cup to be held across three countries. The United States, Canada and Mexico share hosting duties across 16 stadiums, four time zones and nearly 3,000 miles. The tournament runs for 39 days and features 104 matches, culminating in the final at MetLife Stadium in New Jersey on July 19. But first things first. Mexico City. Thursday night. The opening whistle.
Mexico vs South Africa: The Opening Match
Mexico earned the right to host the opening match as one of three co-hosts, and the decision to stage it at Estadio Azteca was a formality. No stadium in world football carries the history of this venue. Two World Cup finals have been played here, in 1970 and 1986. Pele lifted the Jules Rimet Trophy here. Diego Maradona punched the ball into the net against England here. The ghosts of football's greatest moments linger over every blade of grass.
For Mexico, the pressure is enormous. Opening matches at World Cups carry an outsized importance, and the hosts have historically performed well. Since the World Cup adopted a single opening match format, the host nation has never lost their opener. Mexico will not want to be the first.
South Africa arrive as underdogs, which suits them. In 2010, they were expected to be rolled over by Mexico in the opener and instead produced a spirited performance that set the tone for a memorable tournament on African soil. Their fans will sing and dance regardless of the result. That is what Bafana Bafana do.
The match is the first of 48 group-stage fixtures. Mexico and South Africa are joined in Group A by Scotland and Haiti, meaning three points in the opener could go a long way toward securing a place in the Round of 32.
Estadio Azteca: The Stage
Estadio Azteca is not just a stadium. It is football's cathedral. Built in 1966 and extensively renovated for this World Cup, it seats 87,000 spectators and sits at 2,240 metres above sea level. That altitude is the single most important tactical factor in this match.
At 2,240 metres, the air is thinner. Oxygen levels are roughly 25% lower than at sea level. Players not acclimatised to altitude feel it in their lungs after 20 minutes of intense running. Sprints that feel normal in London or Johannesburg become laboured gasps in Mexico City. Recovery between efforts takes longer. Decision-making degrades as fatigue sets in faster.
Mexico's players are used to it. The majority of the domestic-based squad play their club football at altitude in Liga MX. South Africa's players are not. Most of their squad is based in Europe or at sea level in South Africa's Premier Soccer League. The visitors have had only a week to acclimatise, which sports scientists consider insufficient for full adaptation.
The noise is the other factor. Azteca is one of the loudest stadiums in the world. When 87,000 Mexicans roar, the decibel level interferes with communication between players. South Africa's defenders will need hand signals and eye contact to organise their back line. Miscommunication under pressure at altitude is a recipe for defensive errors.
Mexico Squad and Key Players
Mexico manager Jaime Lozano has built a squad that blends experience and exciting young talent. The headline name is 16-year-old midfielder Gilberto Mora, who has been the revelation of Mexican football over the past 12 months. Mora plays with a maturity well beyond his years, dictating tempo from central midfield and showing the kind of composure that earned him comparisons to Andres Iniesta in the Mexican press.
Santiago Gimenez leads the line. The Feyenoord striker scored 23 goals in the Eredivisie this season and offers a genuine penalty-box threat. His movement in the box is sharp, his finishing clinical, and he thrives on service from wide areas. If Mexico's wingers get behind South Africa's full-backs, Gimenez will be the beneficiary.
The wide positions are where Mexico have real quality. Hirving Lozano, now 30, brings World Cup experience from 2018 and 2022. His pace on the counter-attack remains a weapon. On the other flank, Roberto Alvarado offers creativity and an eye for goal. Behind them, Edson Alvarez anchors the midfield with the kind of disciplined screening that allows the more creative players to push forward.
In defence, Cesar Montes and Johan Vasquez form a solid central partnership. Guillermo Ochoa, at 40, is not in the squad this time. The goalkeeping duties fall to Luis Malagon, who has been reliable for Club America and earned Lozano's trust during qualifying.
The big question for Mexico is whether the weight of expectation becomes a burden. The host nation's supporters demand attacking, entertaining football. A cautious approach against South Africa would not be tolerated by the Azteca crowd. Lozano knows his team must come out on the front foot.
South Africa Squad and Key Players
South Africa head coach Hugo Broos has built a team that is greater than the sum of its parts. The Belgian has been in charge since 2021 and has instilled a defensive discipline that makes Bafana Bafana difficult to break down. They qualified for this World Cup by finishing top of their group in CAF qualifying, ahead of Nigeria, which was a statement achievement.
The star player is midfielder Teboho Mokoena. The Sundowns playmaker is the creative hub of the team, capable of picking locks with his passing range and contributing goals from midfield. His set-piece delivery is among the best in African football and could be a key weapon against a Mexico side that has historically been vulnerable from dead-ball situations.
Percy Tau remains the most recognisable name in the squad. The 32-year-old forward has had an uneven club career, moving from Mamelodi Sundowns to Brighton and then across several loans, but he remains a potent force for his national team. His pace on the counter-attack and ability to finish under pressure give South Africa a genuine threat on the break.
Defensively, South Africa are built around Mothobi Mvala and Grant Kekana at centre-back. They are uncompromising, physical and well-organised. Kekana in particular is excellent in the air, which will be important against a Mexico side that likes to deliver crosses from wide positions.
Ronwen Williams in goal is one of Africa's finest goalkeepers and was instrumental in South Africa's run to the 2023 Africa Cup of Nations semi-finals. His shot-stopping and distribution give Broos a reliable last line of defence.
The squad has a core of players based in South Africa's DStv Premiership, supplemented by a handful of European-based players. The advantage is cohesion. Many of these players have been together for three or four years under Broos. The disadvantage is a lack of experience at the very highest level of European competition.
Tactical Breakdown
Mexico will dominate possession. That is a given when a team plays at home in front of 87,000 screaming fans at altitude. Lozano sets his team up in a 4-3-3 that prioritises ball retention and high pressing. The midfield three of Alvarez, Mora and Carlos Rodriguez will look to control the tempo and feed the wide players early.
The key tactical battle will be Mexico's wide players against South Africa's full-backs. If Lozano and Alvarado can isolate their markers one-on-one, the crosses will rain into the box for Gimenez. South Africa's full-backs will need to decide whether to push up and press the wingers or sit deep and absorb pressure.
Broos is likely to set up in a 4-5-1 that becomes a 4-1-4-1 out of possession. The plan will be to stay compact, frustrate Mexico, and hit on the counter-attack through Tau and the overlapping runs of the full-backs. It is a pragmatic approach that has served South Africa well under Broos, and with the altitude sapping energy from both sides as the match progresses, the game could open up in the second half.
Set pieces could decide this match. Mexico have conceded from dead-ball situations at the last two World Cups. South Africa have Mokoena's delivery and several tall, physical players who can attack crosses. A corner or free-kick goal for the visitors is entirely plausible.
The altitude also favours a fast start from Mexico. If the hosts come out pressing intensely, South Africa's players will feel the thin air within 15 minutes. But if Mexico overcommit early and fail to score, the same altitude will punish their own players as the game wears on. Managing energy output over 90 minutes at 2,240 metres is a coaching challenge that Lozano and his staff will have drilled into their players.
2010 Rematch: What History Tells Us
The 2010 World Cup opener between these two sides at Soccer City in Johannesburg is one of the great opening matches in tournament history. Tshabalala's 55th-minute strike, a left-footed rocket into the top corner after a flowing counter-attack, remains one of the most iconic World Cup goals ever scored. Marquez equalised 11 minutes from time, slipping away from his marker at a corner to steer a low finish past Itumeleng Khune.
The match was played at 1,753 metres above sea level, which contributed to the open, end-to-end nature of the contest. Mexico dominated possession but South Africa carried a constant threat on the break. Sound familiar?
The broader head-to-head record favours Mexico. In six meetings across all competitions, Mexico have won three, drawn two and lost one. But the most recent meeting was a friendly in 2015, and much has changed since then. Both teams have new managers, new squads and new approaches.
What history does tell us is that opening matches at World Cups tend to be tighter than expected. Host nations feel the pressure, visiting teams play with freedom, and the occasion often produces nervous, cagey football in the first half before opening up after the break. If this match follows that pattern, the final 30 minutes could be chaotic.
Prediction and Betting Odds
Mexico are strong favourites and the bookmakers have them at roughly 4/6 (1.67) to win in 90 minutes. South Africa are around 9/2 (5.50) to cause an upset, with the draw at approximately 3/1 (4.00).
The altitude, the crowd, and the gap in individual quality all point toward a Mexico win. But South Africa under Broos are well-organised and difficult to beat. They lost only twice in CAF qualifying and conceded just six goals in eight matches. This is not a team that will roll over.
The most likely outcome is a Mexico win, but it will not be comfortable. Expect Mexico to dominate possession and create chances, with South Africa threatening on the counter-attack and from set pieces. A 2-1 Mexico win, with Gimenez getting on the scoresheet, looks the smart play.
For bettors looking at goals markets, over 2.5 goals is priced around 4/5 (1.80) and looks reasonable given the open nature expected in the second half. Both teams to score is around evens (2.00) and has plenty of appeal given Mexico's defensive vulnerabilities and South Africa's counter-attacking threat.
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Full Matchday 1 Schedule
June 11 is just the start. The opening day features a single match, but the tournament ramps up quickly. Here is what follows in the first 48 hours:
- June 11: Mexico vs South Africa (Estadio Azteca, Mexico City, 7:00 PM CST)
- June 12: USA vs Uzbekistan (SoFi Stadium, Los Angeles, 4:00 PM PST)
- June 12: Canada vs New Zealand (BMO Field, Toronto, 7:00 PM EST)
- June 12: Argentina vs Iceland (Arrowhead Stadium, Kansas City, 3:00 PM CST)
- June 12: Brazil vs Morocco (MetLife Stadium, New Jersey, 6:00 PM EST)
Every one of these matches, and all 104 games in the tournament, will have live scores, stats and updates on iScore.ai. Bookmark the page and make it your home for the next five weeks.
The 2026 World Cup promises to be the most commercially successful, most watched, and most debated tournament in football history. Whether it is the best on the pitch remains to be seen. But it starts here, at Estadio Azteca, under the Mexico City sky, where football history has been made before. Mexico vs South Africa. Let the tournament begin.
FAQ
When does the 2026 World Cup start?
The 2026 FIFA World Cup starts on Thursday, June 11, 2026, with Mexico vs South Africa at Estadio Azteca in Mexico City. Kickoff is at 7:00 PM local time (CST, UTC-6).
Why are Mexico vs South Africa the opening match?
Mexico is one of three co-hosts alongside the USA and Canada and earned the right to host the opening match as part of the bid arrangement. South Africa were drawn as their first Group A opponent. The fixture also echoes the 2010 World Cup opener when South Africa hosted Mexico in Johannesburg.
What are the odds for Mexico vs South Africa?
Mexico are strong favourites at around 4/6 (1.67) to win, with South Africa at approximately 9/2 (5.50) and the draw at 3/1 (4.00). These prices reflect Mexico's home advantage at Estadio Azteca and their stronger squad on paper.
What is the altitude at Estadio Azteca?
Estadio Azteca sits at approximately 2,240 metres (7,350 feet) above sea level. The altitude is a significant factor that affects visiting teams unused to the thin air, giving Mexico a considerable home advantage.
How many teams are in the 2026 World Cup?
The 2026 World Cup features 48 teams for the first time, expanded from the previous 32-team format. Teams are divided into 12 groups of four, with the top two from each group plus the eight best third-placed teams advancing to the Round of 32.
Sources
- FIFA.com - World Cup 2026 official match schedule and group draw
- BBC Sport - "Who will win the World Cup? BBC pundits make their predictions" June 10, 2026
- Sky Sports - "World Cup 2026 group guides: fixtures, squads and everything you need" June 2026
- GOAL - "10 potential breakout stars of the 2026 World Cup" June 9, 2026
- FIFA - Estadio Azteca venue profile and historical data