Alderney Airport secures £24m for long-awaited runway upgrade

Alderney Airport is set for a major overhaul after Guernsey politicians approved up to £24 million for a long-discussed runway refurbishment, a decision expected to safeguard the Channel Island’s air links but also extend an already lengthy project timeline.

Funding decision aims to secure Alderney’s air connectivity

The latest policy decisions in Guernsey confirm that Alderney Airport will receive up to £24 million for a comprehensive runway rehabilitation package, following years of technical studies, political debate and cost revisions. Published information from the States of Guernsey shows that earlier plans to pursue a larger, more ambitious scheme were scaled back after tenders came in significantly above initial estimates.

Documentation relating to the Major Projects Portfolio indicates that the Alderney runway scheme had previously been costed at around £38 million for the preferred Option C+ design, some £14 million above the £24 million envelope that had been agreed in principle. In response, the project was re-scoped to focus on a more limited but still substantial refurbishment that could be contained within the original £24 million budget ceiling.

According to summaries of the policy letters and media material released in March 2025, the revised approach seeks a “functional solution” that maintains an operational aerodrome for the island within tighter financial constraints. This has positioned the £24 million commitment as both a transport lifeline for Alderney and a test case of Guernsey’s wider capital spending priorities.

The funding package is intended to ensure runway safety and regulatory compliance for commercial air services, particularly the lifeline routes that connect Alderney with Guernsey and Southampton. Publicly available information also points to expectations that a more reliable runway will support the island’s long term economic confidence and its appeal to residents and investors.

Scope of works reshaped after rising construction costs

Technical papers and information sheets prepared for the Alderney Airport Rehabilitation Project outline how the airport’s ageing asphalt runway, taxiway and apron require substantial renewal. Earlier design work examined several options, including the more expansive Option C+, which combined rehabilitation with extending and widening the runway, a new terminal and improved fire station facilities. That option was assessed as offering strong long term value but came with a higher upfront capital cost of about £24 million at the time of the outline business case.

Subsequent market testing and tendering highlighted the financial pressures facing major infrastructure projects on small islands. A best and final offer reportedly reached around £37 million, prompting a rethink of the scheme and a move away from the full expansion concept. The latest policy letters describe a shift toward a narrower scope, prioritising core runway and safety critical works that can be delivered within the £24 million cap.

Project documents show that design consultants were instructed to review a “do minimum” option as well as scaled back upgrades. These studies produced a wide range of cost estimates, reflecting the logistical challenges of importing materials and specialist contractors to Alderney and managing disruption at an operational airfield. The current plan seeks a balance between regulatory requirements, service continuity and affordability for the States of Guernsey.

Associated works are expected to include structural strengthening of the main paved runway, improvements to drainage and lighting, and refurbishment of adjacent pavements. Earlier material from the airport operator and government bodies has stressed that, even without the full-length extension originally envisaged, the project should extend the life of the infrastructure and support operations by modern regional aircraft types.

Timeline slips as tendering and design work continue

While the funding envelope has now been clarified, the start of physical construction has moved further into the future. Regional media coverage in the Channel Islands reports that work on rebuilding Alderney’s runway is not expected to begin until around 2028, at least a year later than previously anticipated. The delay reflects the need for further design refinement, regulatory engagement and a fresh procurement exercise.

Updates from local aviation and business groups indicate that early market engagement has already attracted interest from potential contractors, with formal tendering expected to follow once the project brief is finalised. The aim is to appoint a contractor capable of managing a complex programme in a constrained island environment while keeping the scheme within the £24 million budget.

Officials overseeing the Major Projects Portfolio have also emphasised the importance of phasing and risk management, particularly in relation to maintaining essential air services during construction. Planning work includes consideration of temporary operational arrangements and potential alternative travel options to reduce disruption for Alderney residents and visitors.

Although the extended timeline has prompted concern locally, published commentary around the project suggests that decision makers view the delay as a trade-off for achieving a more financially sustainable solution. The expectation is that a carefully sequenced programme, backed by a firm funding commitment, will ultimately provide a more robust outcome than pressing ahead with an unaffordable design.

Economic and community stakes for the island

Information sheets released by the Alderney Chamber of Commerce underline the wider significance of the runway project beyond its technical scope. The organisation has argued that long term security of air links is central to the island’s economic resilience, housing market and demographic outlook. Reliable scheduled flights are seen as vital for tourism, professional services, medical travel and supply chains.

Analyses prepared to support the original outline business case concluded that improved runway infrastructure could reduce operating risk for airlines and support the use of more widely available aircraft types. Advocates of investment have framed the higher capital cost of rehabilitation as a trade-off against ongoing subsidy pressures on public service obligation routes between Alderney and Guernsey.

Publicly available commentary notes that Alderney’s air services have historically relied on significant financial support, and that maintaining safe, certified infrastructure is a prerequisite for any long term solution. The £24 million runway funding therefore sits alongside separate debates about route subsidies and the broader fiscal relationship between Alderney and Guernsey.

Community groups have highlighted the psychological impact of seeing tangible progress on the airport after years of uncertainty. While concerns remain about the eventual scope and timing of the works, the formal allocation of £24 million is being interpreted locally as a signal that Alderney’s air connectivity will remain a priority within Guernsey’s capital programme.

Next steps and what travellers can expect

With the funding cap established and a re-scoped project in development, attention now turns to the practical implications for passengers. Policy letters and supporting material submitted to the States of Guernsey indicate that design teams are working toward a solution that minimises the period during which Alderney’s main runway cannot be used for regular services.

Stakeholder updates published by local aviation organisations suggest that construction is likely to be concentrated into defined windows, potentially outside peak travel periods where possible. During these phases, schedules may be reduced or rerouted, and alternative transport options may be required for some journeys between Alderney, Guernsey and the UK mainland.

Travellers are being encouraged, through publicly available guidance, to monitor updates from airlines and official websites as the project moves into detailed planning and, eventually, delivery. Given the current expectation of a 2028 start for major works, there is still time for operators and authorities to refine contingency plans and communicate them clearly to residents, second home owners and visitors.

For now, the confirmation of £24 million in funding marks a decisive step in a project that has been under discussion for more than half a decade. The coming years will determine whether the reconfigured runway refurbishment can deliver on its promise of securing Alderney’s air links while staying within the financial limits set by Guernsey’s government.

States of Guernsey Major Projects Portfolio Review

Alderney Airport Rehabilitation Project Information Sheet 4

Alderney Airport Runway Rehabilitation policy letter media release

Regional coverage on Alderney runway resurfacing timeline

States of Deliberation voting record on Alderney Airport runway