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Ground Delay

SEA - Seattle-Tacoma International
Archived

Reason / Condition

runway construction

Delays

Avg: 31 mins
Max: 77 mins

Start Time

Sep 18, 2026 1:00 AM UTC
6:00 PM PDT Local

Estimated End Time

Sep 18, 2026 5:59 AM UTC
10:59 PM PDT Local

Last Updated

Sep 18, 2026 4:18 AM UTC
9:18 PM PDT Local

Raw JSON Payload
{
    "id": "4e7ae5df-6629-445c-8c97-09710c803149",
    "center": "ZSE",
    "blanket": false,
    "endTime": "2026-09-18T05:59:00Z",
    "avgDelay": 31,
    "maxDelay": 77,
    "airportId": "SEA",
    "createdAt": "2026-09-17T22:36:27Z",
    "startTime": "2026-09-18T01:00:00Z",
    "updatedAt": "2026-09-17T22:36:27Z",
    "advisoryUrl": "https:\/\/www.fly.faa.gov\/adv\/adv_otherdis.jsp?advn=126&adv_date=09172026&facId=SEA&title=ATCSCC ADVZY 126 SEA\/ZSE 09\/17\/2026 CDM GROUND DELAY PROGRAM&titleDate=09\/17\/2026",
    "compression": false,
    "fadtParamType": "GDP",
    "departureScope": 1600,
    "includedFlights": ": ALL CONTIGUOUS US DEP",
    "sourceTimeStamp": "2026-09-17T22:35:35Z",
    "gsCancelSourceTs": null,
    "gsCancelReceivedTs": null,
    "impactingCondition": "runway construction",
    "includedFacilities": [
        "CYEG",
        "CYVR",
        "CYYC",
        "CYYJ",
        "CYLW"
    ],
    "fuelFlowAdvisoryDelayTime": {
        "id": "2da1fd5a-c590-4d23-ae05-ff5e5f27e2d6",
        "endTime": "2026-09-18T05:59:00Z",
        "createdAt": "2026-08-24T16:29:19Z",
        "dasDelays": {
            "dasDelay": [
                {
                    "seq": 1,
                    "delay": 15
                },
                {
                    "seq": 2,
                    "delay": 24
                },
                {
                    "seq": 3,
                    "delay": 32
                },
                {
                    "seq": 4,
                    "delay": 36
                },
                {
                    "seq": 5,
                    "delay": 38
                },
                {
                    "seq": 6,
                    "delay": 42
                },
                {
                    "seq": 7,
                    "delay": 42
                },
                {
                    "seq": 8,
                    "delay": 41
                },
                {
                    "seq": 9,
                    "delay": 33
                },
                {
                    "seq": 10,
                    "delay": 25
                },
                {
                    "seq": 11,
                    "delay": 26
                },
                {
                    "seq": 12,
                    "delay": 39
                },
                {
                    "seq": 13,
                    "delay": 40
                },
                {
                    "seq": 14,
                    "delay": 38
                },
                {
                    "seq": 15,
                    "delay": 40
                },
                {
                    "seq": 16,
                    "delay": 41
                },
                {
                    "seq": 17,
                    "delay": 32
                },
                {
                    "seq": 18,
                    "delay": 22
                },
                {
                    "seq": 19,
                    "delay": 19
                },
                {
                    "seq": 20,
                    "delay": 14
                }
            ],
            "delayTimeAmount": "2026-09-18T01:00:00.000+00:00"
        },
        "startTime": "2026-09-18T01:00:00Z",
        "updatedAt": "2026-09-17T22:37:15Z",
        "controlElement": "SEA",
        "sourceTimeStamp": "2026-09-17T22:35:35Z",
        "delayProgramType": "GDP"
    }
}