Paris Orly Airport (ORY/LFPO)
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Regulation and Local Rules
W24 Parameters
S24 Parameters
W23 Parameters
Activity reports


IATA Airport Designation: Level 3
Official Website:
Link to AIP : (eAIP FRANCE > Effective Date > AD 2 AERODROMES > LFPO – PARIS ORLY)

Slot Coordinator:
+ 33 (0)1 85 08 69 27
[email protected]

Opening Times: 

For Summer Season:

04:20 – 21:29UTC for arrivals

04:00 – 21:19UTC for departures

For Winter Season:

05:20 – 22:29UTC for arrivals

05:00 – 22:19UTC for departures


Flights Subject to Coordination:

All types of operations are subject to coordination. Only scheduled and charter flights are coordinated from the IATA Slot Conference until the Series Return Deadline (January 15 for summer season and August 15 for Winter seasons).

Traffic Type IATA SC Post SC
Ad-hoc Flights   Request not taken into account before January 31 for summer season or August 31 for winter season

Airport Slots Request :
Refer: IATA Standard Schedule Information Manual Chapter 6

Commercial aviation:
All airport slots requests shall be sent to COHOR by email: [email protected]

Slot requests are processed during COHOR office hours.
In case of non-office hours, week-end and public holidays, please visit

COHOR shall be notified of any change to initial slot.

When applicable, the coordinator must be informed of any joint operation/franchise/code sharing agreements prior to the beginning of such operations.

General and business aviation:
General and business aviation aircraft operators shall ask their handling agent to request slots.


Quota :

COHOR proposes an access to our extranet for airlines to check :

– Authorized Quota

– Authorized quota + flexibility (This flexibility is not an addition to the authorized quota but only a flexibility that can be used temporarily when operational problems arise. The schedule planning department shall adjust its schedules to meet the authorized quota within the next 7 days. If this practice is not respected, COHOR may suspend the flexibility for the airline in question).

– The utilization of the quota (number of allocated slots) and the precise utilization of the flexibility

– Authorized OSP quota per destination (only for airlines using such OSP quota)

– New entrants authorized quota per destination (NEE+HEE) (only for airlines using such new entrants slots)

– The utilization of OSP quota authorized by destination (only for airlines using such OSP quota) and download the details in CSV format

For details and access to extranet, please contact your dedicated slot coordinator.

Season W24: From Sunday 27 October 2024 to Saturday 29 March 2025

Coordination Parameters

Runway constraints :

7(2) means that, during the corresponding rolling hour, at most 7 movements can be accepted over 2 periods of 10 minutes, and 6 movements during the other 4 periods of 10 minutes, subject to compliance with the other constraints.

Terminal constraints :

Terminal constraint alert is suspended for W24.

Season S24: From Sunday 31 March 2024 to Saturday 26 October 2024

Coordination Parameters

Runway constraints during the Olympic Games Opening Ceremony notified to COHOR by French CAA on January 31, 2024:

👉❗Consult the coordination process established for the opening ceremony of the Olympic Games and the period between July 12 and September 16, 2024, at ORY airport.

Runway constraint:

The decree of 29 September 2022, modifying the decree of 19 October 1999, defines the runway capacity at Paris-Orly Airport:

Terminal constraints :

Terminal constraint alert is suspended for S24.

Season W23: From Sunday 29 October 2023 to Saturday 30 March 2024

Coordination Parameters

Runway constraints :

Paris-Orly temporary capacity reduction for TMA & parking stand work W23

(Validated by Paris Airports Coordination Committee on March 21, 2023)

  • TMA ORY temporary capacity reduction applies throughout the entire W23 (capacity reduction from 05:00 to 05:59 UTC – see amended parameters in table 1,2 and 3)
  • Engineering works on the parking area will take place from January 9, 2024 till March 29, 2024 (see amended parameters in table 2 and 3)
  • Capacity parameters are reduced from January 9, 2024 to February 14, 2024 following the implementation of the 4-Flight system (see in the documents about 4-Flight and the modified parameters in table 2)

A summary of overrun status is at your disposal: (Daily update)

Cancellations must be made as a priority to the following destinations:

    • Arrivals: Germany, Austria, Belgium, Denmark, Finland, Norway, Netherlands, Poland, Czech Republic, Slovakia, Sweden
    • Departures: Africa (all countries), Saudi Arabia, Spain, France, Greece, Italy, Malta, Middle East, Portugal, Indian Ocean, Switzerland, Syria

All airlines, including those who do not operate from/to the destinations above, shall contribute and send voluntary cancellations. Such cancellations will be considered as JNUS.

Terminal constraints :

Terminal constraint alert is suspended for W23.

Airport activity reports