Route
SDF → DCA
Louisville Muhammad Ali International Airport Ronald Reagan Washington National Airport
How punctual is this route?
- On-time arrivals
- 78.2%
- Less than 15 minutes late
- Cancelled
- 4.6%
- Of scheduled flights
- Average delay when late
- 92 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,025
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 38%
- Airline (crew, maintenance, cleaning) 34%
- Air traffic control & airport 28%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 82.0% | 90 |
| October 2025 | 87.1% | 93 |
| November 2025 | 74.7% | 84 |
| December 2025 | 74.6% | 63 |
| January 2026 | 79.5% | 83 |
| February 2026 | 75.3% | 84 |
| March 2026 | 72.4% | 90 |
| April 2026 | 86.5% | 90 |
| May 2026 | 82.2% | 90 |
| June 2026 | 69.1% | 86 |
| July 2026 | 75.6% | 88 |
| August 2026 | 75.3% | 84 |
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 | 544 | 73.4% | 6.6% | 111 min |
| Republic Airways | 463 | 83.4% | 2.2% | 58 min |
| Envoy Air | 13 | 91.7% | 7.7% | 40 min |
| American Airlines | 5 | 60.0% | 0.0% | 69 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
YX4549
10% late · 364 flights
-
OH5602
25% late · 151 flights
-
OH5674
28% late · 87 flights
-
OH5400
20% late · 74 flights
-
OH5189
41% late · 61 flights
-
YX4753
44% late · 47 flights
-
OH5440
5% late · 41 flights
-
OH5203
15% late · 33 flights
-
OH5459
27% late · 27 flights
-
OH5135
48% late · 25 flights
-
YX4768
33% late · 25 flights
-
OH5592
30% late · 23 flights
-
YX4633
44% late · 20 flights
Reviews
No reviews yet. Be the first to review this route.