New York (JFK) to Ontario (ONT) flights
JetBlue flies nonstop from John F. Kennedy International Airport to Ontario International Airport, with about 7 flights a week in July 2026. The 2,429-mile flight takes about 6h 2m gate to gate.
- Distance
- 2,429 mi · 3,909 km
- Flight time
- 6h 2m
- Airlines
- 1
- Seats filled
- 84%
Airlines flying JFK to ONT
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| JetBlue | 7 | Airbus A321, Airbus A320-100/200 | 27,402 | 6h 2m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
JFK to ONT flight schedule
1 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 7:30pm and the last at 7:30pm. 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 355JetBlue | 7:30pm | 10:38pm | 31 | 58% |
Is JFK to ONT on time?
From September 2025 to August 2026, 58% of 165 flights arrived within 15 minutes of schedule and 4.2% were cancelled. Flights leaving around 5pm were the most punctual (86%), those around 7pm the least (49%). Most delay time was caused by air traffic control and airport congestion (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| JetBlue | 165 | 58% | 33 min | 4.2% |
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 |
|---|---|---|---|
| 5pm to 6pm | 21 | 86% | |
| 6pm to 7pm | 74 | 58% | |
| 7pm to 8pm | 70 | 49% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 31 | 4,965 | |
| September 2025 | 30 | 4,378 | |
| October 2025 | 25 | 3,993 | |
| December 2025 | 2 | 317 | |
| January 2026 | 1 | 149 | |
| February 2026 | 2 | 237 | |
| May 2026 | 18 | 3,186 | |
| June 2026 | 29 | 5,203 | |
| July 2026 | 29 | 5,400 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.