Best Time to Fly ORF to MIA: On-Time Stats by Hour & Airline
Norfolk International → Miami International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 83.2% of Norfolk (ORF) to Miami (MIA) flights arrived on time (638 scheduled flights). That is 5.5 points above the national average of 77.6%.
Among 2 airlines, American Airlines led with 84.9% on time and Envoy Air was last with 79.6%.
Over 24 months, Tuesday was the most reliable day (88% on time) and August the worst month (76%).
The cancellation rate was 1.1% (US average 1.8%).
ORF to MIA on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| American Airlines | 84.9% | 114 min | 1.1% | 463 |
| Envoy Air | 79.6% | 60 min | 1.2% | 170 |
| Republic Airways | Limited data | 5 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ORF to MIA
On-time arrival % by scheduled departure hour (local time), 1,116 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 85.1% | 4.0% | 50 |
| 6am–7am | 88.3% | 1.8% | 680 |
| 11am–12pm | Limited data | 29 | |
| 12pm–1pm | Limited data | 9 | |
| 1pm–2pm | Limited data | 4 | |
| 3pm–4pm | Limited data | 4 | |
| 6pm–7pm | 69.0% | 2.3% | 43 |
| 7pm–8pm | 78.5% | 1.0% | 297 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ORF to MIA
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 84.5% | -1.4 pts | 0.0% | 58 |
| Summer peak (Jun 15 - Aug 15) | 74.5% | -11.4 pts | 1.6% | 189 |
| All other days | 85.8% | — | 1.8% | 843 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).