Best Time to Fly DCA to DSM
Washington to Des Moines — month-by-month delay data from the Bureau of Transportation Statistics.
Best month
January
1% on time
Worst month
January
1% on time
DCA → DSM on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
Monthly breakdown
| Month | On-time | Cancel rate | Flights |
|---|---|---|---|
| January | 1% | 0.1% | 254 |
| February | 1% | 0.1% | 249 |
| March | 1% | 0% | 275 |
| April | 1% | 0% | 260 |
| May | 1% | 0% | 274 |
| June | 1% | 0.1% | 239 |
| July | 1% | 0.1% | 246 |
| August | 1% | 0% | 186 |
| September | 1% | 0% | 180 |
| October | 1% | 0% | 185 |
| November | 1% | 0% | 167 |
| December | 1% | 0% | 153 |
Frequently asked
What is the best month to fly from DCA to DSM?
January has the highest on-time rate at 1% for flights from Washington to Des Moines.
What is the worst month to fly DCA to DSM?
January has the lowest on-time rate at 1%, often due to winter weather.
How often are DCA to DSM flights delayed?
On average, 1% of flights from DCA to DSM arrive on time. That means about 99% experience some form of delay.
Source: Bureau of Transportation Statistics.