Route
ILM → DCA
Wilmington International Airport Ronald Reagan Washington National Airport
How punctual is this route?
- On-time arrivals
- 66.9%
- Less than 15 minutes late
- Cancelled
- 8.4%
- Of scheduled flights
- Average delay when late
- 91 min
- Flights arriving 15+ minutes late
- Flights tracked
- 879
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 54%
- Air traffic control & airport 22%
- Extreme weather 18%
- Airline (crew, maintenance, cleaning) 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 83.0% | 90 |
| October 2025 | 70.5% | 90 |
| November 2025 | 68.9% | 67 |
| December 2025 | 63.2% | 60 |
| January 2026 | 58.8% | 62 |
| February 2026 | 53.1% | 56 |
| March 2026 | 68.5% | 59 |
| April 2026 | 80.7% | 61 |
| May 2026 | 69.0% | 74 |
| June 2026 | 68.4% | 86 |
| July 2026 | 51.9% | 87 |
| August 2026 | 59.4% | 87 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| OH | 788 | 65.7% | 8.8% | 93 min |
| Republic Airways | 88 | 75.9% | 5.7% | 75 min |
| American Airlines | 3 | 100.0% | 0.0% | — |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OH5133
47% late · 203 flights
-
OH5315
25% late · 113 flights
-
OH5237
56% late · 75 flights
-
OH5229
55% late · 65 flights
-
OH5235
18% late · 65 flights
-
OH5166
15% late · 57 flights
-
OH5279
2% late · 44 flights
-
OH5313
24% late · 43 flights
-
OH5280
33% late · 40 flights
-
OH5291
7% late · 27 flights
-
OH5411
62% late · 27 flights
-
YX4355
38% late · 23 flights
-
YX4638
5% late · 21 flights
-
YX4471
33% late · 20 flights
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