Newark (EWR) to San Juan (SJU) flights
United Airlines, JetBlue fly nonstop from Newark Liberty International Airport to Luis Munoz Marin International Airport, with about 39 flights a week in July 2026. The 1,608-mile flight takes about 3h 55m gate to gate.
- Distance
- 1,608 mi · 2,588 km
- Flight time
- 3h 55m
- Airlines
- 2
- Seats filled
- 90%
Airlines flying EWR to SJU
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 21 | Boeing 737 MAX 9, Boeing 767-400/ER, Boeing 787-10 Dreamliner | 195,676 | 3h 57m |
| JetBlue | 18 | Airbus A320-100/200, Airbus A321, Airbus A220-300 | 96,929 | 3h 52m |
| Frontier AirlinesSeasonal or ended | n/a | Airbus A320neo, Airbus A321, Airbus A320-100/200 | 31,232 | 4h 3m |
| Spirit AirlinesCeased operations 2026-05-02 | n/a | Airbus A320-100/200, Airbus A321, Airbus A320neo | 20,327 | 3h 47m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
EWR to SJU flight schedule
6 flight numbers flew this route in August 2026, 6 of them almost daily. The first usually leaves at 6:00am and the last at 9:55pm. 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 1089JetBlue | 6:00am | 9:58am | 31 | 86% |
| UA 2143United Airlines | 8:00am | 11:57am | 31 | 67% |
| UA 1556United Airlines | 9:47am | 1:45pm | 31 | 77% |
| B6 1889JetBlue | 11:20am | 3:17pm | 31 | 76% |
| UA 1543United Airlines | 7:47pm | 11:50pm | 31 | 64% |
| B6 2389JetBlue | 9:55pm | 2:00am | 31 | 61% |
Is EWR to SJU on time?
From September 2025 to August 2026, 70% of 2,078 flights arrived within 15 minutes of schedule and 3% were cancelled. Flights leaving around 6am were the most punctual (87%), those around 7am the least (60%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,113 | 70% | 25 min | 2.2% |
| JetBlue | 687 | 73% | 23 min | 3.9% |
| Frontier Airlines | 152 | 59% | 40 min | 3.9% |
| Spirit Airlines | 126 | 68% | 24 min | 4.8% |
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
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 6am to 7am | 171 | 87% | |
| 7am to 8am | 169 | 60% | |
| 8am to 9am | 359 | 75% | |
| 9am to 10am | 375 | 77% | |
| 11am to 12pm | 251 | 64% | |
| 7pm to 8pm | 418 | 64% | |
| 9pm to 10pm | 82 | 55% | |
| 10pm to 11pm | 101 | 60% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 195 | 34,786 | |
| September 2025 | 152 | 24,121 | |
| October 2025 | 142 | 23,760 | |
| November 2025 | 145 | 24,719 | |
| December 2025 | 192 | 33,790 | |
| January 2026 | 201 | 33,774 | |
| February 2026 | 169 | 28,815 | |
| March 2026 | 188 | 32,055 | |
| April 2026 | 192 | 29,090 | |
| May 2026 | 135 | 22,734 | |
| June 2026 | 161 | 26,682 | |
| July 2026 | 174 | 29,838 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.