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Martin Luther King Jr. weekend 2025 flight delays: press kit

The share of late flights over Martin Luther King Jr. weekend 2025 was not the story; the length of the delays was. Late arrivals averaged 64 minutes against 73 in the surrounding weeks, a gap of 8 minutes. Beyond that, the on-time rate was 79.9% against 81.9% and cancellations came to 1.85% against 3.29%.

Five-point summary

• 79.9% of 68,574 flights arrived on time, against 81.9% in the two weeks either side (a measurable holiday effect).
• Cancellations: 1.85% against 3.29%. Delayed flights averaged 64 minutes late against 73.
• Worst day: Monday 20 January 2025, 69.1% on time.
• Largest airport decline against its own normal weeks: Denver (DEN), 78.7% to 61.3%.
• Best departure window: 5am–8am (86.8%). Most punctual large carrier: Hawaiian Airlines (92.5%).

Chart

Download the chart (PNG, 1200×630)

Data

Download every figure on the page (CSV): headline, day by day, departure windows, airports, airlines and the ten busiest routes, each against the two weeks either side of the holiday.

Cite as

Window: Friday 17 January 2025 to Monday 20 January 2025. On time means arriving less than 15 minutes after the scheduled gate time. Historical statistics, not a forecast. Source data is a US federal government work in the public domain.