Airport Information

London Heathrow Airport (LHR)

IATA Designation Level 3
Coordination Manager contacts (office contacts) Ingrid Hainy;
+44 (0)20 8564 0620;
How to apply for slots SCR requests can be sent by email to
General enquiries can be emailed to
General Aviation and Business Aviation operators without approval to request slots should contact Signature Flight Support via or on 020 8283 2500.
Airport Operating Hours & Airports conditions of use Heathrow airport is open 24 hours a day, 7 days a week, year round.


ACL Office Coverage ACL provides services from 0900 to 1700 UK local time, on weekdays only (excluding public holidays).
ACL Out of Hours Coverage Outside normal office hours (evenings, weekends, public holidays), service is provided by the airport operator. Please note – the Out of Hours service will only deal with short term ad-hoc schedule changes and new requests. All other changes must be submitted to ACL during normal office hours.

The contact details for Out of Hours assistance at Heathrow are shown below:

Stand Allocation Unit
+44 (0)20 8745 6033

Additional Operational Requirements
Planned Maintenance We are currently unaware of any planned closures for maintenance at Heathrow Airport.
Local Guidelines  Article 8(5) of the slot Regulation enables additional rules and guidelines for the coordination of airports to be established by the air transport industry or the Coordination Committee to deal with specific scheduling problems and issues, provided such rules

  • do not affect the independence of the Coordinator
  • comply with Community law
  • improve the efficient use of the airport.

At the airports served by ACL a number of Local Guidelines have been developed and agreed by the Coordination Committees to deal with specific scheduling issues.

The Coordination Committee at Heathrow has agreed a local rule to deal with the allocation and distribution of Night Movements and Night Noise Quota to comply with limitations on night operations set by the UK Government.

A local guideline governing Ad Hoc (short-term, non-seasonal) procedures at Heathrow has been agreed by the Ad Hoc Working Group.

Administration of the Heathrow Air Transport Movement Cap, in accordance with Article 6 of the Slot Regulation.

Heathrow Procedures For Temporarily Reduced Capacity.

Sanction and Enforcement Codes On 1 January 2007 the Airport Slot Allocation Regulations 2006 (SI 2006 No. 2665 – the ‘UK Regulations’) came into effect. The UK Regulations are supplemented by the Misuse of Slots Enforcement Code (the Code), which sets out the processes which the Coordinator and Schedules Facilitator must follow when exercising their powers under the UK Regulation.
Coordination Committee Airportinfolink_LHR_coordinationcommittee
Scheduling Committee Airportinfolink_LHR_schedulingcommittee
Slot Performance Committee The SPC will meet on the following dates to review and develop solutions to slot performance issues at Heathrow Airport.
Wednesday 14th September 2016
Seasonal Reports  ACL publishes Seasonal Reports for all Level 3 airports.  These can be found using the search function here.

Reports for Level 2 and Level 1 airports are not published.  If you would like to see reports for these airports, please contact us.

Capacity Declaration W16 LHR Capacity Declaration
Airportinfolink_LHR_W16capdecW16 LHR Pre-SAL Capacity Declaration
Airportinfolink_LHR_W16_PreSALcapdecS16 LHR Capacity Declaration
Airportinfolink_LHR_S16capdecS16 Revised Runway Declaration (26 October 2015)

S16 Revised Runway Declaration (24 November 2015)

W15 LHR Capacity Declaration

W15 Revised Runway Declaration

W15 Revised Runway Declaration (8 July 2015)

S15 LHR Capacity Declaration

S15 LHR Revised Capacity

S15 LHR Revised Capacity – post-SC

S15 LHR Revised Capacity – shoulder period

W14 LHR Capacity Declaration

W14 LHR Revised Capacity

S14 LHR Capacity Declaration

W13 LHR Capacity Declaration

S13 LHR Capacity Declaration

W12 LHR Capacity Declaration

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