Route
DCA → SJU
Ronald Reagan Washington National Airport Luis Munoz Marin International Airport
1,554 miles
Return route SJU → DCA →
How punctual is this route?
- On-time arrivals
- 72.5%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 75 min
- Flights arriving 15+ minutes late
- Flights tracked
- 364
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 38%
- Airline (crew, maintenance, cleaning) 35%
- Extreme weather 17%
- Late-arriving aircraft 10%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 73.3% | 30 |
| October 2025 | 66.7% | 31 |
| November 2025 | 83.3% | 30 |
| December 2025 | 74.2% | 31 |
| January 2026 | 69.2% | 31 |
| February 2026 | 71.4% | 28 |
| March 2026 | 74.2% | 31 |
| April 2026 | 83.3% | 30 |
| May 2026 | 80.6% | 31 |
| June 2026 | 58.6% | 30 |
| July 2026 | 61.5% | 30 |
| August 2026 | 71.0% | 31 |
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 |
|---|---|---|---|---|
| JetBlue Airways | 364 | 72.5% | 1.6% | 75 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
B61347
27% late · 364 flights
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