SLEX: South Luzon Expressway Philippines

The South Luzon Expressway (SLEX) is a vital toll expressway connecting Metro Manila to the southern provinces of Luzon. Stretching over 50 kilometers, SLEX plays a crucial role in regional transportation, easing traffic congestion and facilitating efficient travel. It links major cities like Makati, Muntinlupa, and Laguna, contributing to economic development and enhancing connectivity in the region. SLEX’s continuous upgrades and expansions reflect its significance in the Philippine transportation network, benefitting both commuters and businesses.

The South Luzon Expressway (SLEX), designated as E2 and R-3 in the Philippine expressway and Metro Manila arterial road networks, spans 49.56 km from the Magallanes Interchange in Makati to Santo Tomas, Batangas. Linking Metro Manila to CALABARZON, it integrates with the Southern Tagalog Arterial Road (STAR) and forms part of Asian Highway 26, contributing to regional connectivity in Luzon. SLEX operates as a controlled-access highway, facilitating efficient travel between the northern and southern termini.

SLEX South Luzon Expressway Philippines

What is SLEX

SLEX, officially known as the South Luzon Tollway (SLT), is a major thoroughfare in the country, spanning from Makati to Santo Tomas, and connecting major cities like Biñan, Santa Rosa, and Calamba. It serves Calabarzon and Metro Manila, linking them to key roads such as E2 (MuntinlupaCavite Expressway or MCX) and E3 (Cavite–Laguna Expressway and CALAX) as well. Beyond transportation, SLEX functions as a utility corridor hosting power lines and an oil pipeline. Originally under the Philippine National Construction Corporation, its operations shifted to the South Luzon Tollways Corporation (SLTC) and Manila Toll Expressway Systems (MATES) in 2010. The expressway underwent significant rehabilitation from 2006 to 2009, enhancing its infrastructure and connectivity.

The South Luzon Expressway (SLEX) underwent significant reconstruction by the South Luzon Tollway Corp. (SLTC), expanding from a 28 km, 4-lane expressway to an 8-lane section from Alabang Viaduct to Sta. Rosa, and a 6-lane stretch to Brgy. Turbina, with an 8 km extension to Sto. Tomas, Batangas. To date, SLTC, a joint venture of MTD Manila Expressways and the Philippine National Construction Corp, now operates under a 30-year concession period from February 2006 to February 2036. With the toll collection managed by Manila Toll Expressway Systems, Inc. (MATES), SLTC assumed operations in May 2010, gradually adjusting toll rates to a mid-range level.

SLEX Routes

The South Luzon Expressway (SLEX) extends southward from Manila into the Calabarzon provinces, consisting of two main segments. The first, known as Skyway At-Grade, spans 13.43 kilometers from Magallanes Interchange in Makati to Alabang Exit icovering 49n Muntinlupa, managed jointly by Skyway Operations and Maintenance Corporation (SOMCO) and SMC Skyway Corporation. The remaining 36.13-kilometer section, named the Alabang–Calamba–Santo Tomas Expressway (ACTEX), stretches from Alabang to Santo Tomas, Batangas, overseen by SMC SLEX, Inc., a concessionaire operated by Manila Toll Expressway Systems, Inc. (MATES). The expressway, .56 km, traverses cities in Metro Manila and provinces including Cavite, Laguna, and Batangas, providing essential connectivity and services to commuters and businesses.

Key Features and Benefits of SLEX Philippines

As a controlled-access highway, the SLEX also serves a crucial purpose in reducing traffic congestion and enhancing connectivity. It acts as a lifeline for commuters and businesses alike, seamlessly linking major cities such as Biñan, Santa Rosa, and Calamba. The expressway is also not merely a stretch of road, but a host for the following features and benefits:

1. Efficient Connectivity

Feature: SLEX boasts a well-designed network spanning 49.56 kilometers, connecting major cities such as Makati, Pasay, Taguig, Parañaque, and Muntinlupa in Metro Manila, as well as Cavite, Laguna, and Batangas provinces.

Benefit: Road users experience seamless travel, enjoying efficient connectivity between key locations, reducing travel time and enhancing accessibility.

2. Controlled-Access Design

Feature: SLEX operates as a controlled-access expressway, ensuring smooth traffic flow and minimizing congestion through limited entry and exit points.

Benefit: Commuters benefit from a faster and safer journey, with reduced interruptions and streamlined traffic management.

3. Segmented Structure

Feature: The expressway comprises distinct segments, including the Skyway At-Grade and the Alabang–Calamba–Santo Tomas Expressway (ACTEX), each serving specific travel needs.

Benefit: Road users can choose routes based on their destinations, optimizing their travel experience and contributing to a more efficient road network.

4. Alabang Viaduct and Elevated Sections

Feature: Notable structures like the Alabang Viaduct provide elevated lanes, enhancing the expressway’s capacity and improving traffic flow.

Benefit: Users benefit from smoother transitions, reduced bottlenecks, and improved safety, especially in densely populated areas.

5. Service Roads and Exits

Feature: SLEX incorporates service roads, namely the West Service Road and East Service Road, running parallel to the expressway, offering additional access points.

Benefit: Road users have flexibility in accessing adjacent areas, service facilities, and exits, enhancing convenience and local connectivity.

6. Modern Viaducts and Roadway Features

Feature: Modern infrastructural elements, such as wide shoulders and guard rails, contribute to the safety and adaptability of the expressway.

Benefit: Enhanced safety measures and well-maintained facilities provide a secure environment for road users, minimizing the risk of accidents.

7. Regional Integration

Feature: SLEX plays a crucial role in regional integration, connecting Metro Manila to the CALABARZON region and contributing to economic development.

Benefit: Businesses and individuals enjoy limproved access to markets, employment opportunities, and cultural exchanges, fostering regional growth.

The South Luzon Expressway (SLEX) in the Philippines offers road users a range of features designed to optimize their travel experience, providing efficient connectivity, safety, and regional integration. These elements collectively contribute to a more streamlined and accessible transportation network for commuters and businesses alike.

Significance as an Expressway

SLEX’s significance extends beyond its physical structure. It symbolizes progress, development, and the nation’s commitment to modernize its transportation systems. Part of Asian Highway 26, SLEX integrates with international networks, reflecting its importance not only on a national scale but also in the broader context of regional connectivity.

In its journey from Magallanes to Santo Tomas, SLEX transforms into more than just a road; it becomes a conduit for economic growth and social integration. The expressway facilitates the movement of goods, services, and people, fostering a dynamic interplay between urban and rural areas, by serving as follows:

1. Strategic Connectivity

Importance: SLEX serves as a vital artery, connecting Metro Manila to the provinces in the Calabarzon region. It links major cities like Makati, Pasay, Taguig, and Muntinlupa, providing a crucial transportation link for both urban and suburban areas.

2. Efficient Traffic Flow

Importance: As a controlled-access expressway, the South Luzon Expressway (SLEX) minimizes traffic congestion through its well-designed structure, limited entry and exit points, and streamlined traffic management. This ensures a smoother and more efficient flow for drivers.

3. Time and Cost Savings

Importance: The expressway’s efficiency translates into time and cost savings for drivers. Reduced travel times and fuel consumption contribute to a more economical and convenient commuting experience.

4. Regional Economic Impact

Importance: SLEX plays a key role in regional integration, fostering economic development in Calabarzon. Improved connectivity stimulates trade, commerce, and investment, benefiting both local businesses and the broader economy.

5. Access to Key Locations

Importance: The expressway connects drivers to important destinations, including business districts, industrial zones, and residential areas. This accessibility enhances convenience for daily commuters and supports economic activities.

6. Enhanced Safety Features

Importance: The South Luzon Expressway (SLEX) incorporates modern infrastructure, including elevated sections, viaducts, and safety features. This commitment to safety ensures a secure environment for road users, reducing the risk of accidents.

7. Flexible Route Options

Importance: With segmented structures like the Skyway At-Grade and ACTEX, the South Luzon Expressway (SLEX) offers drivers flexibility in choosing routes based on their destinations. This adaptability optimizes travel experiences and contributes to a more versatile road network.

8. Regional and International Connectivity

Importance: As part of Asian Highway 26, the South Luzon Expressway (SLEX) contributes to broader regional connectivity. It integrates with international networks, showcasing its significance beyond a local scale and facilitating smoother cross-border transportation.

9. Contribution to Urban Planning

Importance: The South Luzon Expressway (SLEX) has been instrumental in shaping urban development along its route. It influences the growth of cities and regions it connects, contributing to planned expansion and fostering sustainable urbanization.

The South Luzon Expressway (SLEX) is indeed a crucial stretch of road for drivers and other road users due to its strategic connectivity, efficient traffic management, economic impact, safety features, and contribution to regional and international networks. It plays a pivotal role in enhancing the overall transportation experience and promoting socio-economic development in the Philippines.

How to Use the SLEX

To use the South Luzon Expressway (SLEX):

1. Entry Points

Access SLEX from designated entry points, typically marked by toll booths. Make sure you are entering the expressway at the correct entry point for your intended route.

2. Toll Payments

Pay the toll fee at the toll booth upon entry. Keep your toll payment ticket or electronic toll card, depending on the toll collection system in place.

3. Observe Speed Limits

Adhere to the speed limits posted on the expressway. As of the latest information, the speed limits on SLEX range from a minimum of 60kph to a maximum of 100kph.

4. Follow Lane Discipline

Stay in your designated lane and follow the directional signs. SLEX typically has multiple lanes, and each lane may have specific purposes, such as for Class 1, Class 2, or Class 3 vehicles.

5. Exit Points

Plan your exit in advance based on your destination. As you approach your exit, follow the signs indicating the proper lane for your chosen exit.

6. Toll Payments at Exit

Upon exiting the South Luzon Expressway (SLEX), you may need to pay additional tolls, depending on your exit point. Be prepared to settle any toll fees at the designated toll booth.

7. Emergency Services

Familiarize yourself with emergency contact numbers and the locations of emergency services along the expressway. In case of any issues or emergencies, you can quickly seek assistance.

8. Traffic Updates

Stay informed about traffic conditions on South Luzon Expressway (SLEX). Utilize available tools such as traffic apps or official announcements to plan your journey and avoid congested areas.

9. Payment Options

Be aware of the accepted payment options for toll fees. Some toll booths may accept electronic payment methods, so ensure you have the necessary payment card or device.

10. Regular Updates

Stay updated on any changes in toll rates, rules, or regulations. Check official sources or announcements for the latest information regarding South Luzon Expressway (SLEX) usage.

By following these steps, you can navigate and use the South Luzon Expressway (SLEX) effectively while ensuring a safe and efficient journey.

SLEX Toll Rates

Beginning November 3, 2023, those who are traveling on SLEX from Alabang to Calamba, Laguna will face an increase in toll charges amounting to P10.00 for Class 1, P20.00 for Class 2, and P30.00 for Class 3 vehicles. On the other hand, commuters heading from Calamba to Sto. Tomas, Batangas will see additional fees of P4.00, P6.00, and P8.00 for Class 1, Class 2, and Class 3 vehicles, respectively.

For a complete information on the toll fees at SLEX, please check this toll matrix:


SLEX Speed Limits

Please be aware that, despite being designated as R3, the speed limits of 60kph minimum and 100kph maximum apply along the South Luzon Expressway (SLEX). It’s just like the speed limit in certain segments of the North Luzon Expressway (NLEX). 

Video: Expressway Driving Safety Tips

To stay safe while driving along the expressway, you may check out this video from Kuya Shane:


The South Luzon Expressway (SLEX), an integral part of the Philippine expressway network, stands as a testament to the nation’s commitment to efficient transportation infrastructure. Spanning 49.56 km from the bustling Magallanes Interchange in Makati to the southern terminus at Santo Tomas, Batangas, SLEX plays a pivotal role in connecting Metro Manila to the provinces in the CALABARZON region and helping these places develop a robust and efficient transportation network for all road users.

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