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Fourth of July week 2025 flight delays: press kit

By the numbers, Fourth of July week 2025 was an ordinary stretch of flying. The on-time rate edged up to 72.7% from 70.1% in the surrounding weeks, late flights averaged 80 minutes against 81, and cancellations were 1.65% against 2.62%, all inside the range a normal fortnight produces.

Five-point summary

• 72.7% of 137,453 flights arrived on time, against 70.1% in the two weeks either side (no measurable holiday effect).
• Cancellations: 1.65% against 2.62%. Delayed flights averaged 80 minutes late against 81.
• Worst day: Monday 7 July 2025, 67.6% on time.
• Largest airport decline against its own normal weeks: Miami (MIA), 64.9% to 55.3%.
• Best departure window: 5am–8am (89.9%). Most punctual large carrier: Hawaiian Airlines (85.2%).

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: Tuesday 1 July 2025 to Monday 7 July 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.