OAG - Notice history

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Notice history

Sep 2026

Planned Maintenance Wednesday, 16 September 2026 @ approx. 10:00 BST - Affecting Schedule Products
Scheduled for September 16, 2026 at 9:00 AM – 9:00 AMUTC
  • Planned
    August 18, 2026 at 4:25 PMUTC
    Planned
    August 18, 2026 at 4:25 PMUTC

    Please be advised that scheduled maintenance is planned for Wednesday, 16 September 2026, with an estimated start time of 10:00 BST. The start time is approximate and may depend on the completion of ongoing processes.

    The maintenance will implement the following IATA-notified terminal update:

    • FOC – Fuzhou Changle International Airport: A new Terminal 2 will open on 16 September 2026.

    During the maintenance period, data updates will be temporarily paused while this change is implemented. No data will be lost, and all information will be delivered once maintenance is complete.

    The maintenance will affect:

    • Flight Info Direct (Metis)

    • Flight Info Alerts

    • Flight Info API

    • Schedules Dynamic

    The maintenance is expected to last approximately 1 hour, although timings may vary slightly.

    We apologise for any inconvenience this may cause and will provide further updates when available.

Late Delivery of WDF 2nd September 2026
  • Resolved
    UTC
    Resolved

    We are pleased to confirm that the WDF files are now being processed and delivered.

    We sincerely apologise for the delay and for any inconvenience this incident may have caused. Should you have any queries relating to this matter, please do not hesitate to contact us at support@oag.com.

  • Update
    UTC
    Update

    I am pleased to confirm that the WDF file production process is underway. The first file is expected to be available for validation within the next hour.

    Once validation of the file has been completed, we will be in a position to provide a further update regarding the anticipated delivery timeline. We will keep you informed of progress and thank you for your continued patience.

  • Identified
    UTC
    Identified

    We have identified an issue affecting the production of WDF files and sincerely apologise for the disruption this is causing.

    We are currently rerunning the production process to recreate the files. Please be aware that this will take approximately three hours, following which validation will need to be completed before the files are available for delivery.

    We will provide a further update on progress and will notify you once the files have been successfully produced. We appreciate your patience whilst we work to resolve this matter as quickly as possible.

Pharos connectivity issue
  • Resolved
    UTC
    Resolved
    This incident has been resolved.
  • Monitoring
    UTC
    Monitoring
    We implemented a fix and are currently monitoring the result.
  • Identified
    UTC
    Identified
    We are continuing to work on a fix for this incident.
Planned Maintenance Tuesday, 01 September 2026 @ approx. 10:00 BST - Affecting Schedule Products
  • Update
    September 01, 2026 at 4:58 PMUTC
    Update
    September 01, 2026 at 4:58 PMUTC

  • Completed
    September 01, 2026 at 9:00 AMUTC
    Completed
    September 01, 2026 at 9:00 AMUTC

    The planned maintenance activity for JED – King Abdulaziz International Airport has been completed with no impact to our products or services. No further maintenance activity is planned for today. Thank you for your patience.

  • Planned
    August 26, 2026 at 5:14 PMUTC
    Planned
    August 26, 2026 at 5:14 PMUTC

    Please be advised that scheduled maintenance is planned for Tuesday, 1 September 2026, with an estimated start time of 10:00 BST. The start time is approximate and may depend on the completion of ongoing processes.

    The maintenance will implement the following IATA-notified terminal update:

    JED – King Abdulaziz International Airport, Jeddah: The South Terminal will be redesignated as Terminal 4 and is scheduled to begin operations on 1 September 2026.

    During the maintenance period, data updates will be temporarily paused while the change is implemented. No data will be lost, and all information will be delivered once the maintenance is complete.

    The maintenance will affect:

    Flight Info Direct (Metis)
    Flight Info Alerts
    Flight Info API
    Schedules Dynamic

    The maintenance is expected to last approximately one hour, although timings may vary slightly.

    We apologise for any inconvenience this may cause and will provide further updates when available.

Aug 2026

(System Improvement) Planned Maintenance Thursday, 20 August 2026 @ approx 10:00 BST - Affecting Schedule Products
  • Completed
    August 20, 2026 at 3:00 PMUTC
    Completed
    August 20, 2026 at 3:00 PMUTC
    Maintenance has completed successfully
  • In progress
    August 20, 2026 at 9:00 AMUTC
    In progress
    August 20, 2026 at 9:00 AMUTC
    Maintenance is now in progress
  • Planned
    August 18, 2026 at 1:46 PMUTC
    Planned
    August 18, 2026 at 1:46 PMUTC

    As part of our ongoing enhancements to our services, please be advised that a scheduled maintenance is planned for Thursday, 20 August 2026, with an estimated start time of 10:00 BST.

    During the maintenance period, the supply of data will be temporarily paused while the updates are implemented. No data will be lost, and all information will be delivered in full once the maintenance is complete.

    This maintenance will affect Schedules-related products only, including:

    • Flight Info Direct (METIS)

    • Flight Info Alerts - Schedules

    • Flight Info API - Schedules

    • Schedules Dynamic

    • METIS SSIM

    We are continuously working on enhancements and improvements to our services, and these updates form part of that ongoing effort. Future releases will include more details on enhancements to highlight how they benefit our customers.

    The maintenance is expected to last for approximately 6 hours, though some flexibility may be required.

    We apologise for any inconvenience this may cause and will provide updates on the progress.

    Should you have any questions or concerns regarding this maintenance, please reach out to support@oag.com

    Thank you for your cooperation and understanding.

Planned Maintenance – Tuesday, 18 August 2026 at approximately 10:30 BST – Possible Delays to Connections Analyser Runs
  • Update
    August 18, 2026 at 10:50 AMUTC
    Update
    August 18, 2026 at 10:50 AMUTC

  • Completed
    August 18, 2026 at 10:42 AMUTC
    Completed
    August 18, 2026 at 10:42 AMUTC

    The planned maintenance has been postponed until Wednesday, 19 August 2026, at approximately 10:30 BST, following an issue with the Connection Builder load process. The issue has been resolved, and the current loads will continue to complete.

    We will provide a further update tomorrow morning.

    We apologise for any inconvenience caused.

  • Planned
    August 18, 2026 at 9:47 AMUTC
    Planned
    August 18, 2026 at 9:47 AMUTC

    The planned maintenance has currently been delayed due to ongoing production activity. We will provide an update shortly.

  • In progress
    August 18, 2026 at 9:00 AMUTC
    In progress
    August 18, 2026 at 9:00 AMUTC
    Maintenance is now in progress
  • Planned
    August 17, 2026 at 11:45 AMUTC
    Planned
    August 17, 2026 at 11:45 AMUTC

    The estimated start time of 10:30BST has been delayed due to ongoing production activity. We will provide an update shortly.

    As part of our ongoing service improvements, planned maintenance will take place on Tuesday, 18 August 2026, starting at approximately 10:30 BST.

    During the maintenance period, Connections Analyser runs may be delayed. Requests will be queued and processed once the maintenance is complete. No data will be lost.

    The maintenance is expected to last between 1 and 2 hours.

    We apologise for any inconvenience this may cause. For questions, please contact support@oag.com.

Planned Maintenance – Wednesday, 19 August 2026 at approximately 10:30 BST Planned Maintenance – Possible Delays to Connections Analyser Runs
  • Completed
    August 19, 2026 at 11:30 AMUTC
    Completed
    August 19, 2026 at 11:30 AMUTC
    Maintenance has completed successfully
  • In progress
    August 19, 2026 at 9:30 AMUTC
    In progress
    August 19, 2026 at 9:30 AMUTC
    Maintenance is now in progress
  • Planned
    August 18, 2026 at 4:12 PMUTC
    Planned
    August 18, 2026 at 4:12 PMUTC

    The planned maintenance, originally scheduled for Tuesday, 18 August, was postponed due to an issue encountered during preparatory activities.

    Maintenance is now scheduled to take place on Wednesday, 19 August 2026, at approximately 10:30 BST and is expected to last up to two hours.

    During this period, Connections Analyser runs may be delayed. Requests will be queued and processed once maintenance is complete, and no data will be lost.

    We apologise for any inconvenience caused.

12th August 2026 - Bookings Unadjusted Data Delayed
  • Resolved
    UTC
    Resolved

    We are pleased to confirm that the Bookings Unadjusted data has now been received from our supplier and successfully processed. The data should now be available within Analyser and Snowflake as expected.

    We apologise for the delay and thank you for your patience. Should you have any queries, please do not hesitate to contact us at support@oag.com.

  • Identified
    UTC
    Identified

    We would like to advise that we have not yet received this month's Bookings unadjusted data from our supplier. As a result, the Bookings data within Analyser and Snowflake will be delayed.

    Our supplier has been notified and has confirmed they are actively investigating the matter. We will provide a further update as soon as we have more information on the expected delivery timeline.

    We apologise for any inconvenience this may cause and thank you for your patience. Should you have any queries, please do not hesitate to contact us at support@oag.com.

Planned Maintenance Tuesday, 11 August 2026 @ approx. 08:00 BST - Possibly Affecting Delivery of Schedule Products
  • Completed
    August 11, 2026 at 4:25 PMUTC
    Completed
    August 11, 2026 at 4:25 PMUTC

    We are pleased to confirm that the scheduled maintenance has been completed and all systems are operating normally.

    Thank you for your patience and understanding during this period. Should you have any queries or concerns, please do not hesitate to contact us at support@oag.com.

  • In progress
    August 11, 2026 at 1:00 PMUTC
    In progress
    August 11, 2026 at 1:00 PMUTC
    Maintenance is now in progress.
  • Planned
    August 11, 2026 at 8:25 AMUTC
    Planned
    August 11, 2026 at 8:25 AMUTC

    We would like to advise that the scheduled maintenance window has been delayed. Due to ongoing production activity, maintenance has not yet commenced and the revised start time is now 10:30.

    We apologise for any inconvenience this may cause and will provide a further update as the situation progresses. Should you have any queries, please do not hesitate to contact us at support@oag.com.

  • In progress
    August 11, 2026 at 7:00 AMUTC
    In progress
    August 11, 2026 at 7:00 AMUTC
    Maintenance is now in progress
  • Planned
    July 22, 2026 at 1:15 PMUTC
    Planned
    July 22, 2026 at 1:15 PMUTC

    As part of our ongoing enhancements to our services, please be advised that scheduled maintenance is planned for Tuesday, 11 August 2026, with an estimated start time of 08:00 BST.

    During the maintenance period, the delivery of some schedule products may be delayed while updates are implemented. No data will be lost, and all information will be processed and made available once the maintenance is complete.

    This maintenance may affect the following Schedules-related products and services:

    • Schedule SSIM

    • Schedule WDF

    • Schedule Custom data

    • Reference data files

    • Analyser Connection builder

    The maintenance is expected to last approximately 3 hours.

    We are continuously working to enhance and improve our services, and these updates form part of that ongoing effort.

    We apologise for any inconvenience this may cause and will provide updates on the progress.

    Should you have any questions or concerns regarding this maintenance, please contact support@oag.com.

    Thank you for your cooperation and understanding.

Jul 2026

(System Improvement) Planned Maintenance Tuesday, 28 July 2026 @ approx 10:00 BST - Affecting Schedule Products
  • Completed
    July 28, 2026 at 11:00 AMUTC
    Completed
    July 28, 2026 at 11:00 AMUTC
    Maintenance has completed successfully
  • In progress
    July 28, 2026 at 9:00 AMUTC
    In progress
    July 28, 2026 at 9:00 AMUTC
    Maintenance is now in progress
  • Planned
    July 27, 2026 at 8:26 AMUTC
    Planned
    July 27, 2026 at 8:26 AMUTC

    As part of our ongoing enhancements to our services, please be advised that a scheduled maintenance is planned for Tuesday, 28 July 2026, with an estimated start time of 10:00 BST.

    During the maintenance period, the supply of data will be temporarily paused while the updates are implemented. No data will be lost, and all information will be delivered in full once the maintenance is complete.

    This maintenance will affect Schedules-related products only, including:

    • Flight Info Direct (METIS)

    • Flight Info Alerts

    • Flight Info API

    • Schedules Dynamic

    We are continuously working on enhancements and improvements to our services, and these updates form part of that ongoing effort. Future releases will include more details on enhancements to highlight how they benefit our customers.

    The maintenance is expected to last for approximately 1.5 hours, though some flexibility may be required.

    We apologise for any inconvenience this may cause and will provide updates on the progress.

    Should you have any questions or concerns regarding this maintenance, please reach out to support@oag.com

    Thank you for your cooperation and understanding.

Planned Maintenance Tuesday, 14 July 2026 @ approx. 10:00 BST - Affecting Schedule Products
  • Completed
    July 14, 2026 at 10:00 AMUTC
    Completed
    July 14, 2026 at 10:00 AMUTC
    Maintenance has completed successfully
  • In progress
    July 14, 2026 at 9:00 AMUTC
    In progress
    July 14, 2026 at 9:00 AMUTC
    Maintenance is now in progress
  • Planned
    July 13, 2026 at 11:28 AMUTC
    Planned
    July 13, 2026 at 11:28 AMUTC

    As part of our ongoing enhancements to our services, please be advised that scheduled maintenance is planned for Tuesday, 14 July 2026, with an estimated start time of 10:00 BST.

    During the maintenance period, the supply of new schedule data will be temporarily paused while updates are implemented. No data will be lost, and all information will be processed and made available once the maintenance is complete.

    This maintenance may affect the following Schedules-related products and services:

    • Flight Info Direct (METIS)

    • Flight Info Alerts

    • Flight Info API

    • Schedules Dynamic

    The maintenance is expected to last approximately 60 minutes.

    We are continuously working to enhance and improve our services, and these updates form part of that ongoing effort.

    We apologise for any inconvenience this may cause and will provide updates on the progress.

    Should you have any questions or concerns regarding this maintenance, please contact support@oag.com.

    Thank you for your cooperation and understanding.

New Analyser Metis – Delayed Data Availability
  • Resolved
    UTC
    Resolved

    The issue has now been resolved. The latest data is available in Analyser Metis, and normal service has been restored. Thank you for your patience while we worked to resolve this issue.

  • Update
    UTC
    Update

    Recovery is progressing as expected. The data load is currently being processed and is expected to complete in approximately one hour. We are continuing to monitor the recovery and will provide a further update once the latest data becomes available. Thank you for your patience.

  • Monitoring
    UTC
    Monitoring
    We implemented a fix and are currently monitoring the result.
  • Identified
    UTC
    Identified

    We have identified the cause of an issue affecting the New Analyser Metis data domain.

    A data load required to update Analyser Metis did not complete successfully. As a result, the latest data from yesterday is currently unavailable in New Analyser Metis. Customers using Analyser Metis may experience delayed access to the most recent data.

    Analyser Classic is operating normally and remains up to date.

    Our engineering team is actively restoring the affected data load. The current estimated time to resolution is 2–3 hours.

    We will provide further updates as recovery progresses.

SSIM and WDF Delay
  • Resolved
    UTC
    Resolved

    We are pleased to confirm that the processing issue which caused delays to the delivery of our SSIM and WDF files has now been fully resolved. Files are being delivered as expected and normal operations have been restored.

    We would like to take this opportunity to sincerely apologize for any disruption this incident may have caused to your operations. We understand how critical timely data delivery is for your processes, and we regret that we fell short of the standard you would expect from us on this occasion.

    Should you have any outstanding concerns or notice anything further that requires attention, please do not hesitate to get in touch and we will be happy to assist.

  • Monitoring
    UTC
    Monitoring

    We have made further progress in our recovery efforts. All WDF files have now been successfully processed, and SSIM processing is continuing as we work through the remaining backlog.

    Some customers may continue to experience delays while the outstanding SSIM files are completed. Our teams continue to monitor the recovery closely and are working to restore normal processing as quickly as possible. We will provide a further update as progress continues.

  • Identified
    UTC
    Identified

    We have made significant progress in our recovery efforts, and processing of SSIM and WDF files has now resumed. We are currently working through the backlog of queued files, and some customers may continue to experience delays while normal processing is restored. Our teams continue to monitor the situation closely and will provide further updates as progress continues.

  • Investigating
    UTC
    Investigating

    OAG are currently experiencing a delay in the delivery of our SSIM and WDF files. This is due to late processing of inbound schedule data and some ongoing performance issues in our processing systems, which we are working with priority to address.

    We extend our sincere apologies for any inconvenience this may cause.
    OAG will provide ongoing updates as the situation progresses.

Jul 2026 to Sep 2026

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