69% of flights from Kansas City to Raleigh arrived on time over the past 12 months. That is worse than the typical U.S. route. The 7 p.m. departures ran on time 71% of the time; the 6 p.m. ones 66%. 14% of flights arrived more than an hour late or not at all.
How late?
The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for MCI → RDU: when a flight was late, it was under 45 minutes late 48% of the time. About 1 in 10 flights landed an hour or more late, and 1 in 66 three hours or more; 3.8% were cancelled outright.
- On time or early69%
- 15–30 min late8.3%
- 30–60 min late9.1%
- 1–2 hours late6.3%
- 2–3 hours late2.0%
- 3+ hours late1.5%
- Diverted0.3%
- Cancelled3.8%
Share of all 396 scheduled flights, past 12 months, by arrival time against schedule.
By airline
| Airline | Flights | On time | Cancelled | Typical arrival | 1h+ late | Avg when late | Operated by |
|---|---|---|---|---|---|---|---|
| Delta Air Lines | 349 | 70% | 4.3% | −6 min | 10.0% | +93 min | Endeavor Air |
| Southwest Airlines | 47 | — | — | — | — | — | Southwest Airlines |
Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.
Best time of day to fly
On-time rate by scheduled departure hour (local time at MCI). Delays build through the day as late planes knock on, so early flights usually do best.
By airline and hour
| Departs | Delta Air Lines |
|---|---|
| 6 p.m. | 66% |
| 7 p.m. | 71% |
By month
Each calendar month pooled over 2023–2026.
By day of week
| Day | Flights | On time | Cancelled |
|---|---|---|---|
| Monday | 51 | — | — |
| Tuesday | 50 | — | — |
| Wednesday | 50 | — | — |
| Thursday | 50 | — | — |
| Friday | 50 | — | — |
| Saturday | 62 | — | — |
| Sunday | 83 | — | — |
Why flights were late
Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.
Cancellations: air traffic/airport 11 · airline 2 · weather 2
Month by month
Not enough months with data to draw a trend.
Flight numbers on this route
Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.
| Flight | Departs | Flights | On time | Cancelled | Typical arrival | Operated by |
|---|---|---|---|---|---|---|
| DL 4648 | 7:59 p.m. | 349 | 70% | 4.3% | −6 min | Endeavor Air |
Questions
How often are flights from MCI to RDU on time?
69% of 396 scheduled flights from Kansas City, MO to Raleigh/Durham, NC arrived within 15 minutes of schedule between September 2025 and August 2026. 3.8% were cancelled.
What is the best time of day to fly MCI to RDU?
Flights scheduled to leave at 7 p.m. were the most reliable (71% on time). The 6 p.m. departures were the least (66%).
Related
- RDU → MCI (return)
- Kansas City (MCI) delays by hour
- Flights into Raleigh-Durham (RDU)
- Delta Air Lines on-time record
- Southwest Airlines on-time record
- Connecting off this flight? Check the risk
Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.