Best Time to Fly BOS to DCA
Boston 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
BOS → DCA on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
Monthly breakdown
| Month | On-time | Cancel rate | Flights |
|---|---|---|---|
| January | 1% | 0.1% | 3,179 |
| February | 1% | 0% | 3,125 |
| March | 1% | 0% | 3,445 |
| April | 1% | 0% | 3,220 |
| May | 1% | 0% | 3,354 |
| June | 1% | 0% | 3,089 |
| July | 1% | 0.1% | 3,077 |
| August | 1% | 0% | 2,316 |
| September | 1% | 0% | 2,329 |
| October | 1% | 0% | 2,483 |
| November | 1% | 0% | 2,251 |
| December | 1% | 0% | 2,055 |
Frequently asked
What is the best month to fly from BOS to DCA?
January has the highest on-time rate at 1% for flights from Boston to Washington.
What is the worst month to fly BOS to DCA?
January has the lowest on-time rate at 1%, often due to winter weather.
How often are BOS to DCA flights delayed?
On average, 1% of flights from BOS to DCA arrive on time. That means about 99% experience some form of delay.
Source: Bureau of Transportation Statistics.