Best Time to Fly MKE to DCA: On-Time Stats by Hour & Airline
General Mitchell International → Ronald Reagan Washington National
Data through July 2026 · Last updated October 18, 2026
1,346 flights were scheduled from Milwaukee (MKE) to Washington (DCA) in the last 12 months, and 74.2% of those that flew arrived on time, 3.5 points below the US average of 77.6%.
Among 2 airlines, Southwest Airlines led with 74.2% on time and PSA Airlines was last with 74.2%.
Over 24 months, Saturday was the most reliable day (84% on time) and February the worst month (67%).
The cancellation rate was 3.4% (US average 1.8%).
MKE to DCA 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 | 74.2% | 57 min | 1.3% | 680 |
| PSA Airlines | 74.2% | 139 min | 5.6% | 659 |
| Republic Airways | Limited data | 7 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MKE to DCA
On-time arrival % by scheduled departure hour (local time), 2,687 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 83.0% | 7.0% | 57 |
| 6am–7am | 84.3% | 7.0% | 627 |
| 7am–8am | 95.6% | 0.0% | 45 |
| 8am–9am | 92.8% | 0.5% | 448 |
| 9am–10am | 86.5% | 1.7% | 174 |
| 10am–11am | Limited data | 11 | |
| 11am–12pm | 61.6% | 5.1% | 78 |
| 12pm–1pm | 68.1% | 3.9% | 360 |
| 1pm–2pm | 74.3% | 4.5% | 220 |
| 2pm–3pm | Limited data | 12 | |
| 3pm–4pm | 73.6% | 1.4% | 352 |
| 4pm–5pm | 60.0% | 4.8% | 63 |
| 5pm–6pm | 59.9% | 1.2% | 166 |
| 6pm–7pm | 45.1% | 1.4% | 73 |
| 7pm–8pm | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MKE to DCA
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) | 69.4% | -9.2 pts | 2.0% | 50 |
| Christmas & New Year (Dec 20 - Jan 3) | 83.2% | +4.5 pts | 1.1% | 90 |
| Summer peak (Jun 15 - Aug 15) | 74.2% | -4.4 pts | 5.5% | 475 |
| All other days | 78.6% | — | 3.1% | 2,072 |
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).