Washington (DCA) to San Juan (SJU) flights
JetBlue flies nonstop from Ronald Reagan Washington National Airport to Luis Munoz Marin International Airport, with about 6 flights a week in July 2026. The 1,554-mile flight takes about 3h 47m gate to gate.
- Distance
- 1,554 mi · 2,501 km
- Flight time
- 3h 47m
- Airlines
- 1
- Seats filled
- 90%
Airlines flying DCA to SJU
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| JetBlue | 6 | Airbus A321, Airbus A320-100/200, Airbus A220-300 | 63,715 | 3h 47m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DCA to SJU flight schedule
1 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 8:00am and the last at 8:00am. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| B6 1347JetBlue | 8:00am | 11:59am | 31 | 73% |
Is DCA to SJU on time?
From September 2025 to August 2026, 73% of 364 flights arrived within 15 minutes of schedule and 1.6% were cancelled. Most delay time was caused by air traffic control and airport congestion (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| JetBlue | 364 | 73% | 21 min | 1.6% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 31 | 5,640 | |
| September 2025 | 30 | 5,015 | |
| October 2025 | 30 | 5,192 | |
| November 2025 | 30 | 5,290 | |
| December 2025 | 31 | 5,632 | |
| January 2026 | 27 | 4,849 | |
| February 2026 | 28 | 5,045 | |
| March 2026 | 31 | 5,922 | |
| April 2026 | 30 | 5,095 | |
| May 2026 | 31 | 5,652 | |
| June 2026 | 29 | 5,481 | |
| July 2026 | 26 | 4,902 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.