Best Time to Fly IAD to RIC: On-Time Stats by Hour & Airline
Washington Dulles International → Richmond International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 92.9% of Washington (IAD) to Richmond (RIC) flights arrived on time (173 scheduled flights). That is 15.2 points above the national average of 77.6%.
Republic Airways was the only reporting airline with regular flights on this route.
Over 24 months, Tuesday was the most reliable day (97% on time) and March the worst month (93%).
The cancellation rate was 2.9% (US average 1.8%).
IAD to RIC 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 | 92.9% | 58 min | 2.9% | 173 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly IAD to RIC
On-time arrival % by scheduled departure hour (local time), 212 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 92.0% | 3.1% | 194 |
| 12pm–1pm | Limited data | 17 | |
| 1pm–2pm | 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 IAD to RIC
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 | 6 | ||
| Summer peak (Jun 15 - Aug 15) | Limited data | 30 | ||
| All other days | 91.8% | — | 2.8% | 176 |
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).