Union Saint-Gilloise - Real Sociedad: Belgian winning streak tested against Spanish cup winners
Union Saint-Gilloise and Real Sociedad meet on Thursday, October 15, 2026, at 18:45 at King Power at Den Dreef Stadium in Leuven, in the second round of the 2026/2027 Europa League league phase. The home side enters the match following a convincing victory in its European opener, while the Spanish representatives are looking for their first points after a defeat in front of their own supporters. The difference in their opening results adds further significance to this encounter: Union Saint-Gilloise wants to consolidate its position among the highest-ranked teams, while Real Sociedad hopes to avoid a second consecutive European setback.
The match takes place in Heverlee, the southern part of the Belgian university city of Leuven, at a stadium normally used by Oud-Heverlee Leuven. Union Saint-Gilloise plays its European home matches there instead of at Stade Joseph Marien in Brussels. For supporters travelling from other countries, this is important information when planning transport and accommodation.
The encounter promises an interesting contest between teams that differ in experience, chance creation and recent results. The Belgian representatives have been exceptionally efficient in recent weeks, while Real Sociedad, under Pellegrino Matarazzo, are trying to combine high-quality possession with a more solid defence. It is worth securing tickets in good time, particularly considering Den Dreef's limited capacity and the interest in Union's European fixtures.
What is at stake in the second round of the Europa League?
The new league phase brings together 36 clubs in a single standings table. Each team plays eight matches against different opponents, four at home and four away. The top eight clubs in the final standings qualify directly for the round of 16, teams finishing ninth to 24th advance to an additional knockout play-off round, and the remaining teams are eliminated.
Union Saint-Gilloise defeated Viktoria Plzeň 3:0 in the opening round, entering this match with three points and a goal difference of 3:0. Real Sociedad began the competition with a 1:2 home defeat against Bournemouth and arrive in Leuven without a point.
This initial difference does not determine the final standings, but it does influence the approach to the match. A victory would put Union in an excellent position after two appearances, while it would give Real Sociedad a much-needed return to the race for places in the knockout phase.
The broader European context is also important for the hosts. Union reached the Europa League after failing to qualify for the Champions League against Bodø/Glimt, while Real Sociedad secured their place in the competition by winning the Spanish Cup. These are therefore opponents who entered the European autumn through different routes but share the same objective - progressing beyond the league phase.
Union Saint-Gilloise: attacking efficiency and an excellent run of results
David Hubert's team built an impressive run leading up to the October international break. After seven matches in the Belgian league, Union had six wins and one draw, collecting 19 of a possible 21 points. Particularly striking is the difference between goals scored and conceded, as well as the ability to transfer their attacking efficiency from domestic competition to Europe.
In their last five competitive matches before the October break, Union recorded five victories:
- Sint-Truiden - Union Saint-Gilloise 0:3, Belgian league, September 2.
- Charleroi - Union Saint-Gilloise 2:3, Belgian league, September 5.
- Union Saint-Gilloise - Lommel 5:0, Belgian league, September 12.
- Viktoria Plzeň - Union Saint-Gilloise 0:3, Europa League, September 17.
- Royal Antwerp - Union Saint-Gilloise 0:2, Belgian league, September 20.
The victory in Plzeň demonstrated how dangerous Union can be when they quickly exploit space behind the opposition's defence. Relebohile Mofokeng scored after breaking through one-on-one with the goalkeeper, Mateo Biondic doubled the advantage before half-time, and Ondřej Kričfaluši established the final score following a corner. Three different scorers in the European opener confirm that Union do not depend on a single forward.
The following league match, away to Royal Antwerp, produced a different scenario. After a goalless first half, Biondic converted Mofokeng's cross in the 51st minute, while substitute Denzel De Roeve later sealed the 2:0 victory. This was an important demonstration of the Belgian team's ability to decide a match even after a more patient beginning.
For David Hubert, it is particularly encouraging that several players contribute in the final third. Union can score through a quick move down the middle, a cross from the flank or a set piece. This variety could present a serious challenge for the visiting defence.
Real Sociedad: away victories, but problems with goals conceded
Real Sociedad entered the season under Pellegrino Matarazzo with ambitions reinforced by their Spanish Cup triumph. However, the beginning of the domestic league campaign and the Europa League has shown that the team is still searching for a balance between attacking football and defensive security.
After seven league rounds, Real Sociedad had ten points, three victories, one draw and three defeats, with nine goals scored and thirteen conceded. These statistics reveal a side capable of defeating strong opponents but one that simultaneously leaves too much space for opposing attackers.
Particularly interesting are the away victories against Elche and Valencia, both by 3:2. In Valencia, Real Sociedad took the lead through Luka Sučić and decided the match once again in stoppage time. Such results demonstrate the team's character, but also show that it frequently finds itself having to recover a deficit or defend a very narrow lead.
The European opener against Bournemouth was considerably less successful. The English side went ahead through goals from Justin Kluivert in the 11th minute and Rayan in the 20th. Sergio Gómez reduced the deficit in the 57th minute, after which Real Sociedad increased the pressure but failed to equalise.
That encounter is also important for understanding how the match in Leuven might unfold. Bournemouth punished slower defensive reactions and started strongly, and intensity is precisely one of Union's recognisable strengths.
Meanwhile, Real Sociedad also played a friendly against Athletic Club on October 2 as part of the EH Txapela competition, losing 0:1. That result does not count towards their league or European record, and the team played without some of its internationals. Before travelling to Leuven, the Spanish club also faces a league match against RC Deportivo on October 11, meaning that the team's final form and the condition of its players could change further.
Players particularly worth watching
The most interesting individual battles could develop on the flanks, where both teams have players capable of accelerating an attack with a single run or precise pass.
Union Saint-Gilloise: Mofokeng, Biondic and the playmakers
Relebohile Mofokeng is one of the players who have defined the beginning of Union's season. He scored against Viktoria Plzeň and set up Biondic's goal in the victory over Antwerp. His pace, movement between defenders and willingness to enter the penalty area make him particularly important in attacks following ball recoveries.
Mateo Biondic also comes into the match with tangible contributions. His goals against Viktoria Plzeň and Antwerp demonstrate his finishing instinct, especially when the ball arrives from wide areas. Real Sociedad will need to watch his movement between the central defenders.
In midfield, Rob Schoofs and Darius Olaru offer passing control and a link between defence and attack, while Besfort Zeneli can accelerate play going forward. Mobile wide players such as Alessio Patris, who assisted Biondic in Plzeň, are also important for Union.
Goalkeeper Hervé Koffi will remain a key defensive presence. Union kept a clean sheet in their first European match and achieved the same result in their final league fixture before the international break.
Real Sociedad: Oyarzabal, Kubo and Sergio Gómez
Mikel Oyarzabal remains one of Real Sociedad's most important players. As captain, he connects attacking moves, operates between the lines and can take responsibility in front of goal. He started the match against Bournemouth, and his movement could be important if the visitors attempt to create numerical advantages between Union's midfielders and defenders.
Takefusa Kubo provides a different threat. His ability to operate in tight spaces and change direction becomes particularly effective when he has the opportunity to attack an isolated defender. He came off the bench against Bournemouth, so it will be interesting to see whether he receives more playing time in Leuven.
Sergio Gómez has already scored in the Europa League and could be important in building play down the left. Luka Sučić, who scored against Valencia, offers quality passing and shooting from deeper positions, while Gonçalo Guedes and Ander Barrenetxea can change the rhythm of the attack.
Orri Óskarsson is another attacking option, having failed to convert chances to equalise against Bournemouth. His positioning inside the penalty area could become particularly significant if Real Sociedad manage to maintain sustained pressure on the hosts.
Tactical battle: Belgian directness against Spanish ball control
Union Saint-Gilloise under David Hubert frequently look for quick transitions from defence to attack. The match against Viktoria Plzeň demonstrated how effective his players can be when they immediately find space behind the defensive line after winning possession. Such a style does not require prolonged possession, but rather well-timed movement and an accurate final pass.
A key factor for Union will be winning second balls in midfield. If Schoofs, Olaru or Zeneli manage to find Mofokeng between the lines, the hosts could create chances before Real Sociedad can fully organise their defence.
The visitors, on the other hand, will probably try to slow the match down through effective ball circulation. Real Sociedad have players who can combine in tight spaces, but problems arise when they lose possession while their wide players are positioned high up the pitch. Defensive transition is precisely one of the areas Matarazzo needs to improve following the encounter with Bournemouth.
Set-piece situations will also be important. Union scored from a corner in Plzeň, making strong organisation when defending aerial balls essential for the visitors. At the same time, Real Sociedad possess enough technically skilled players to turn their own free kicks and corners into dangerous opportunities.
A more cautious opening should not be ruled out either. Union have the advantage of already possessing three European points, while Real Sociedad must assess how much risk they can take away from home. If the hosts score early, the match could turn into a series of rapid attacks and counterattacks. If the visitors score first, the Belgian team will have to demonstrate patience against a more organised defence.
Injuries and potential absences before the match
One of the more significant problems for Union Saint-Gilloise is the absence of captain Kevin Mac Allister. On September 13, the club confirmed an anterior cruciate ligament injury sustained after the match against Lommel and announced a lengthy rehabilitation period. His absence is particularly important because of his role in organising the defence and his experience in demanding matches.
According to available information on player fitness, Ross Sykes is also dealing with a shoulder problem, although his status immediately before the encounter needs to be checked further.
Among Real Sociedad's recorded injuries are Álvaro Odriozola, who is recovering from a cruciate ligament injury, and Jon Aramburu, who has a muscle problem. Héctor Fort is also listed as doubtful due to a muscle injury.
These details reflect the situation known before the final training sessions and international commitments, rather than a definitive list of unavailable players. It will be particularly important to monitor the recovery of Real Sociedad's full-backs, as their potential absences could affect the team's formation and defensive width.
The final starting line-ups will only become known shortly before kick-off. Until then, it would be incorrect to claim in advance that any player with an uncertain status will definitely play or be absent.
Head-to-head meetings and European context
The available records of previous competitive encounters contain no confirmed earlier matches between Union Saint-Gilloise and Real Sociedad. Consequently, this fixture has no established history of direct rivalry or results that would provide a direct basis for comparison.
Their different paths to the European stage are more interesting.
Union have made substantial progress in Belgian football in recent seasons, including winning the national title in 2024/2025 and making regular appearances in European competitions. Their playing model is based on intensity, mobility and the ability to integrate talented players into a collective system.
Real Sociedad are a club with an established identity in Spanish football, strong connections to their own youth academy and experience in international matches. Entering the Europa League as domestic cup winners further raises expectations for Matarazzo's team.
That is precisely why the result in Plzeň and the defeat against Bournemouth may not be reliable indicators of the outcome in Leuven. Union face an opponent with greater technical quality than most of their domestic rivals, while Real Sociedad encounter a team whose intensity can cause problems even with less possession.
King Power at Den Dreef: a smaller stadium, a closer matchday experience
King Power at Den Dreef is located at Kardinaal Mercierlaan 46, 3001 Heverlee, Leuven. The stadium is the home ground of Oud-Heverlee Leuven and is also used for matches involving Belgian women's and youth national teams.
Its location near the city's ring road and the Sportkot university sports complex makes it significantly different from large national stadiums. The stands are close to the pitch, allowing spectators to clearly follow player positioning, communication between defensive lines and reactions from the benches.
According to information from Oud-Heverlee Leuven, the stadium was expanded ahead of the 2016/2017 season to a safety capacity of 9,809 seats, as part of a plan for further infrastructure development. This should not be confused with the number of tickets available for a particular European match, as organisational and safety requirements can affect the allocation of stands.
For Union Saint-Gilloise, Den Dreef represents a temporary European home. The club confirmed at the time of the draw that it would host Real Sociedad there, while further confirmation of the venue came from the visiting club's announcement about organising supporters' travel to Leuven.
The atmosphere will also depend on the allocation of home and away sections. Union supporters are known for their organised support in Brussels, and a smaller stadium with covered stands could create an intense sound experience. Travelling Real Sociedad supporters will have the opportunity to watch their team from close to the pitch.
Union had already reported strong interest in ticket packages for European home matches in September, providing another reason to organise attendance early. It is worth checking ticket availability, permitted sections and any purchasing conditions in good time.
How to get to the stadium in Leuven?
Leuven is a university city in the Belgian province of Flemish Brabant, with well-developed railway and bus connections. For visitors arriving from other Belgian cities or abroad, the train may be a practical way to travel, particularly because of road traffic restrictions on matchday.
Leuven's main railway station is connected to the Belgian rail network. After arriving by train, visitors can continue by local bus towards Heverlee or arrange to walk, depending on their personal circumstances and the time available.
According to Oud-Heverlee Leuven, the Leuven Naamsepoort and Leuven Redingenhof bus stops are located near the stadium. Departure schedules and possible route changes should be checked for the specific day, especially when planning the return journey after the match.
The following information is useful for finding your way:
- Stadium: King Power at Den Dreef, Kardinaal Mercierlaan 46, 3001 Heverlee.
- Arrival by train: Leuven main station, followed by local public transport or walking.
- Bus stops: Leuven Naamsepoort and Leuven Redingenhof.
- Arrival by bicycle: bicycle parking is located near stadium entrance B.
- By car: expect road closures and restricted access to the immediate stadium surroundings.
Supporters travelling with organised transport should pay particular attention to the travel organiser's instructions. Access to away sections may not always be the same as access to home stands, and gathering and arrival rules may differ depending on the match's security arrangements.
Parking and traffic restrictions on matchday
For the Union Saint-Gilloise - Real Sociedad match, the local police in Leuven have announced special traffic measures affecting the area around Den Dreef. Visitors should therefore not rely on being able to drive directly to the stadium entrance as usual.
The most important announced measures include:
- From 09:00 to 23:00, parking is prohibited in the enclosed stadium car park near house number 97 and on the section of Kardinaal Mercierlaan between Dreefstraat and Kantineplein.
- From 12:00 to 23:00, parking is prohibited along part of Nieuwe Kerkhofdreef between Geldenaaksevest and Philipssite.
- From 13:00 to 23:00, traffic will be closed on part of Kardinaal Mercierlaan, with additional access restrictions on surrounding streets.
- A parking ban will also be introduced along a designated section of Tervuursevest.
- Temporary one-way traffic arrangements will be introduced in Dreefstraat and will remain in effect into the following morning.
Oud-Heverlee Leuven normally lists Parking Imec at Kapeldreef 60 as a free parking option for its matches. However, the availability of this car park for this Union Saint-Gilloise fixture has not been separately confirmed. Visitors planning to arrive by car should check whether the same arrangements apply to the European match.
Special parking spaces for people with disabilities are located near the stadium, but advance reservations are normally required. Because of traffic restrictions and the different match organiser, their availability should also be confirmed in advance.
The safest approach to travel planning is to allow sufficient time for arrival, consider the possibility of walking from a more distant car park and avoid planning to drive into streets that will be closed.
Leuven as the host city: what to visit before the match?
For supporters arriving in Leuven early, the city offers enough attractions to fill several hours before heading to the stadium. Leuven is known as one of Belgium's important university centres, with a historic centre, lively squares and numerous cafés and restaurants.
Grote Markt is the city's central square, next to the Gothic town hall and Saint Peter's Church. The town hall is currently undergoing restoration and is not open for visits, while its façade is obscured by construction work, so visitors should not expect the usual view of its architecture.
Oude Markt is known for its terraces and hospitality venues and can be a suitable place to relax before the match. For those interested in the city's cultural heritage, attractions include the University Library with its tower, the historic Great Beguinage and the streets connecting the old centre with the university districts.
A distinctive aspect of this away fixture is that the match is not being played in Brussels, where Union Saint-Gilloise are based, but in Leuven. Supporters travelling to Belgium exclusively for the encounter should therefore distinguish between the home club's city of origin and the city hosting the match.
Before heading to the stadium, it is worth checking the time of the last return train or other planned transport. Although the 18:45 kick-off allows for arrival during the afternoon, leaving the stadium and traffic restrictions could extend the return journey.
What should supporters know before entering the stands?
The exact opening time of the stadium entrances for this match has not been confirmed in the available information. Supporters should therefore not rely on the entry schedule used for regular Oud-Heverlee Leuven home matches.
The stadium normally has rules concerning bringing in larger bags, food and drinks, but the final conditions for the European fixture are determined by the organisers of the specific event. Travelling with smaller personal luggage and checking any restrictions on permitted items in advance is recommended.
It is also important to check the section indicated on the ticket. Home and away supporters may have different access routes, and arriving at the wrong entrance could require unnecessary movement around the stadium during heightened security checks.
For a match of this profile, arriving early is advisable, particularly for those visiting Den Dreef for the first time. This leaves enough time to locate the correct entrance, pass through security and find a seat in the stand before kick-off.
Supporters wishing to follow Union's attempt to extend their winning streak or Real Sociedad's away appearance should secure tickets in advance and confirm all arrival conditions. The encounter in Leuven offers an intriguing combination of Belgian attacking efficiency and Spanish technical quality, and the opening stages could already reveal whether the hosts will once again impose a high tempo or Real Sociedad will find the control they lacked against Bournemouth.
Sources:
- Europa League (uefa.com) - 2026/2027 league-phase schedule and results, competition format and both clubs' appearances.
- Royale Union Saint-Gilloise (rusg.brussels) - reports on matches against Viktoria Plzeň and Royal Antwerp, player information, Kevin Mac Allister's injury, European home stadium and tickets.
- Real Sociedad (realsociedad.eus) - reports on matches against Bournemouth, Valencia and Athletic Club, coach information and details concerning the trip to Leuven.
- FC Viktoria Plzeň (fcviktoria.cz) - official record of the European match against Union, goalscorers and starting line-ups.
- LaLiga (laliga.com) - Real Sociedad's domestic league results, points record and statistics.
- L'Équipe (lequipe.fr) - Union Saint-Gilloise's Belgian league results.
- FotMob (fotmob.com) - overview of reported injuries, previous results and match venue.
- Oud-Heverlee Leuven (ohleuven.com) - King Power at Den Dreef stadium address and capacity, traffic information, bus stops and parking.
- Lokale Politie Leuven (politie.be) - traffic bans and special arrangements for the match on October 15, 2026.
- Visit Leuven (visitleuven.be) - information about the historic centre, attractions and the ongoing restoration of the town hall.