April gas market shifts in Southeast Europe: infrastructure momentum meets policy uncertainty

Gas markets across Southeast Europe in April reflected a familiar tension: infrastructure expansion designed to diversify supply, running up against mounting long-term policy constraints. For investors and market participants, the near-term effect was visible in prices, while the longer-term risk sits in how quickly regulation and decarbonization expectations could change the economics of new gas capacity.

Prices soften as supply conditions improve

At the pricing level, gas markets showed moderate easing. The CEGH benchmark fell from approximately €50/MWh to €44/MWh, a move attributed to improved supply conditions and lower seasonal demand. Greek gas prices tracked a similar decline, pointing to broader regional convergence rather than isolated national developments.

Transit role strengthens as corridors extend

Even with price stability, structural changes accelerated across the region. The extension of the Vertical Gas Corridor toward Ukraine until September reinforces Southeast Europe’s role as a transit hub for gas flows into Eastern Europe. By linking LNG entry points in Greece with northbound infrastructure, the corridor is gaining importance for regional supply security.

Diversification projects link inland markets to LNG

Infrastructure plans also highlighted a push to reduce reliance on single-source routes. An agreement on the Southern Gas Interconnection between Croatia and Bosnia and Herzegovina aims to connect inland Balkan markets to LNG imports via the Krk terminal. When combined with ongoing pipeline expansions, the project is expected to lower concentration risk in supply pathways.

Albania’s strategy further underscores this diversification drive. The country moved to secure a $6 billion LNG agreement with US suppliers and outlined plans to activate the dormant Vlore power plant, which has an approximately 350 MW capacity. Together, these steps are intended to position Albania more directly within regional gas logistics.

Geopolitics keeps pressure on traditional routes

Geopolitical factors continued to influence market dynamics. The resumption of oil flows through the Druzhba pipeline after a three-month disruption served as a reminder of how vulnerable established supply routes can be when disruptions occur.

At the same time, negotiations over the sale of Russian-linked assets in the region point to broader restructuring of ownership and control across parts of the energy sector—an issue that can affect both operational continuity and long-run investment planning.

Long-term uncertainty clouds investment decisions

Despite ongoing build-out efforts, long-term uncertainty remains pronounced. Policy signals from both EU institutions and regional stakeholders increasingly question whether large-scale gas investments remain viable. Investors face concerns around stranded assets, long construction timelines, and shifting decarbonization targets—factors that can slow commitments even when near-term security needs argue for faster deployment.

This balance between short-term supply assurance and long-term transition is likely to shape Southeast Europe’s gas market trajectory going forward. Infrastructure expansion may continue in the near term as diversification needs persist, but the pace and scale of investment will depend increasingly on clearer regulatory frameworks and carbon pricing mechanisms.