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Our proposals for Heathrow expansion

Shaped by decades of analysis and years of engagement.

EXPANSION CONSULTATION

Have your say on Heathrow expansion

Our public consultation on proposals for Heathrow expansion is now open, and we want to hear your views.

You can share your feedback with us until 22 December 2026.

We encourage you to explore our proposals, learn what they could mean for you, and share your views. Your feedback will help us shape and refine our plans.

We're grateful for your time and look forward to hearing your feedback.

Our expansion proposal

In 2019, Heathrow held a public consultation on our expansion plans. The feedback we received has helped shape our proposals. We remain in the pre-application phase of the Development Consent Order (DCO) process, as we were in 2020.

We’ll soon invite views on our latest proposals for Heathrow expansion. From 27 October, you’ll be able to explore the proposals, access the consultation materials and share your views on this page.

For more information about the upcoming consultation, read our latest update.

A national project

Heathrow expansion will increase capacity, lower air fares and unlock routes that will benefit the whole of the UK.

Interactive map

Explore our proposals

Use our interactive map to explore our proposals for Heathrow expansion and understand how the scheme could take shape in the future.

Local street view

Our responsibility to local residents

We are committed to being a good neighbour and take our responsibilities to local communities and residents seriously.

Local street view

Moving the M25

As part of the proposed changes, we’ll reroute part of the M25, including building a new tunnel and bridges, while keeping motorists moving. We’ll aim to maintain traffic flow and minimise disruption during construction, with changes introduced in phases where needed.