Best Time to Fly MDW to ORF: On-Time Stats by Hour & Airline
Chicago Midway International → Norfolk International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 74.5% of Chicago (MDW) to Norfolk (ORF) flights arrived on time (578 scheduled flights). That is 3.1 points below the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Saturday was the most reliable day (85% on time) and June the worst month (61%).
The cancellation rate was 0.9% (US average 1.8%).
MDW to ORF 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 |
|---|---|---|---|---|
| Southwest Airlines | 74.5% | 58 min | 0.9% | 578 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MDW to ORF
On-time arrival % by scheduled departure hour (local time), 1,150 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 93.1% | 0.0% | 58 |
| 8am–9am | Limited data | 24 | |
| 9am–10am | 83.9% | 1.1% | 94 |
| 10am–11am | 92.3% | 2.5% | 40 |
| 11am–12pm | Limited data | 24 | |
| 12pm–1pm | 74.0% | 0.0% | 96 |
| 1pm–2pm | 77.8% | 0.6% | 172 |
| 2pm–3pm | 65.0% | 2.4% | 41 |
| 3pm–4pm | Limited data | 1 | |
| 4pm–5pm | Limited data | 3 | |
| 5pm–6pm | 83.9% | 0.0% | 56 |
| 6pm–7pm | 71.4% | 0.4% | 249 |
| 7pm–8pm | 59.6% | 1.3% | 158 |
| 8pm–9pm | 64.7% | 0.8% | 134 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MDW to ORF
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 | 24 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 72.5% | -5.3 pts | 0.0% | 51 |
| Summer peak (Jun 15 - Aug 15) | 64.4% | -13.4 pts | 0.9% | 337 |
| All other days | 77.8% | — | 0.4% | 738 |
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).