Best Time to Fly SDF to DCA
Louisville to Washington — month-by-month delay data from the Bureau of Transportation Statistics.
Best month
January
1% on time
Worst month
January
1% on time
SDF → DCA on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
Monthly breakdown
| Month | On-time | Cancel rate | Flights |
|---|---|---|---|
| January | 1% | 0.1% | 345 |
| February | 1% | 0.1% | 346 |
| March | 1% | 0% | 379 |
| April | 1% | 0% | 361 |
| May | 1% | 0% | 388 |
| June | 1% | 0.1% | 343 |
| July | 1% | 0.1% | 350 |
| August | 1% | 0% | 283 |
| September | 1% | 0% | 284 |
| October | 1% | 0% | 269 |
| November | 1% | 0% | 250 |
| December | 1% | 0% | 209 |
Frequently asked
What is the best month to fly from SDF to DCA?
January has the highest on-time rate at 1% for flights from Louisville to Washington.
What is the worst month to fly SDF to DCA?
January has the lowest on-time rate at 1%, often due to winter weather.
How often are SDF to DCA flights delayed?
On average, 1% of flights from SDF to DCA arrive on time. That means about 99% experience some form of delay.
Source: Bureau of Transportation Statistics.