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Airport Information

London Heathrow Airport (LHR)

IATA Designation Level 3
Account Manager contacts (office contacts) Fernando de Freitas;
+44 (0)20 8564 0626;
fernando.defreitas@acl-uk.org
Coordinator Contacts Current Season;
+44 (0)20 8564 0605;
current_season@acl-uk.orgFuture Season;
+44 (0)20 8564 0603;
future_season@acl-uk.org
How to apply for slots For urgent slot requests during office hours please telephone +44208 564 0613.
SCR requests can be sent by email to
lonacxh@acl-uk.org.
General enquiries can be emailed to
lhrstaff@acl-uk.org.
General Aviation and Business Aviation operators without approval to request slots should contact Signature Flight Support via lhr@signatureflight.co.uk 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.

LHR Conditions of Use

ACL Office Coverage ACL provides services from 0830 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
ocs@heathrow.com

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.

Airportinfolink_LHR_localrule1
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.

Airportinfolink_LHR_localrule2
A local guideline governing Ad Hoc (short-term, non-seasonal) procedures at Heathrow has been agreed by the Ad Hoc Working Group.

Airportinfolink_LHR_localrule3
Administration of the Heathrow Air Transport Movement Cap, in accordance with Article 6 of the Slot Regulation.

Airportinfolink_LHR_localrule4
Heathrow Procedures For Temporarily Reduced Capacity.

Please note as per Airport Capacity Declarations Adhoc Slots will not be cleared between 0430 and 0800 UTC in both Summer and Winter seasons.

Local Rule A / S22 Guidance Document / S22 LRA Letter (12SEP to 29OCT)
Management of a temporary reduction in available capacity as a result of measures mandated to prevent the spread of COVID19.

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 Coordination Committee Constitution
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.

Tuesday 30 April 2019
Wednesday 11 September 2019

SPCWG Terms of Reference (Dec2016)

SPC Terms of Reference (Nov2023)

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 S21 Capacity Declaration Pre-SAL

W21 Capacity Declaration 

W21 Capacity Declaration Pre-SAL

W21 Capacity Declaration Post-IATA

Winter 2021 Temporary Omicron Red List Arrival Capacity Declaration

S22 Capacity Declaration

S22 Capacity Declaration Pre-SAL

S22 Capacity Declaration Appendices Post-IATA

S22 Temporary Capacity Limits

W22 Capacity Declaration

W22 Capacity Declaration Pre-SAL

W22 Capacity Declaration Post-IATA

W22 Temporary Capacity Limits

W22 Additional Capacity Limits

S23 Capacity Declaration

S23 Capacity Declaration Pre-SAL

S23 Capacity Declaration Appendices Post-IATA

S23 Updated Terminal Capacity Limits

W23 Capacity Declaration

W23 Capacity Declaration Pre-SAL

W23 Capacity Declaration Post-IATA

S24 Capacity Declaration

S24 Capacity Declaration Pre-SAL

S24 Capacity Declaration Post-IATA

Airport Website www.heathrow.com
Copyright © ACL Airport Coordination Limited Ltd. All rights reserved.
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