Best Time to Fly DCA to MCI: On-Time Stats by Hour & Airline
Ronald Reagan Washington National → Kansas City International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 71.5% of Washington (DCA) to Kansas City (MCI) flights arrived on time (1,929 scheduled flights). That is 6.2 points below the national average of 77.6%.
Among 4 airlines, Republic Airways led with 74.6% on time and PSA Airlines was last with 68.4%.
Over 24 months, Saturday was the most reliable day (81% on time) and February the worst month (61%).
The cancellation rate was 3.2% (US average 1.8%).
DCA to MCI 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 |
|---|---|---|---|---|
| Republic Airways | 74.6% | 46 min | 2.3% | 173 |
| Southwest Airlines | 72.2% | 62 min | 2.4% | 998 |
| Envoy Air | 71.9% | 64 min | 3.0% | 165 |
| PSA Airlines | 68.4% | 70 min | 5.1% | 568 |
| American Airlines | Limited data | 25 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DCA to MCI
On-time arrival % by scheduled departure hour (local time), 3,735 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 93.6% | 2.0% | 686 |
| 7am–8am | 90.4% | 4.8% | 145 |
| 8am–9am | 74.4% | 3.5% | 232 |
| 9am–10am | 82.3% | 1.6% | 63 |
| 10am–11am | Limited data | 6 | |
| 11am–12pm | 84.0% | 0.0% | 131 |
| 12pm–1pm | 76.8% | 1.8% | 511 |
| 1pm–2pm | 71.3% | 2.3% | 350 |
| 2pm–3pm | 71.8% | 4.5% | 157 |
| 3pm–4pm | 56.8% | 6.4% | 188 |
| 4pm–5pm | 58.4% | 1.3% | 453 |
| 5pm–6pm | 72.9% | 2.0% | 49 |
| 6pm–7pm | Limited data | 22 | |
| 7pm–8pm | 58.1% | 3.1% | 64 |
| 8pm–9pm | 59.4% | 8.1% | 631 |
| 9pm–10pm | 73.3% | 4.3% | 47 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DCA to MCI
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) | 67.1% | -7.9 pts | 0.0% | 74 |
| Christmas & New Year (Dec 20 - Jan 3) | 82.3% | +7.3 pts | 0.8% | 131 |
| Summer peak (Jun 15 - Aug 15) | 64.4% | -10.5 pts | 6.8% | 649 |
| All other days | 75.0% | — | 2.9% | 2,881 |
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).