No clear winner: JetBlue’s SJU → BUF flights land within a few points of 85% on time whatever the hour.
Time of day × airport
Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).
Pick an hour to see this route’s flights leaving then.
Airlines on this route
Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
| JetBlue | 73 | – | 1.4% | 87 min |
Dimmed: fewer than 150 flights in the year, too few to rank.
Flights, best and worst
Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
No flight on this route ran 150+ times in the year.
All 1 flights on this route →Nonstops by airline and airport
Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
| JetBlue | SJU | BUF | 4h 38m | 85% | 1.4% | 73 | Flying now |
Alternatives with one stop
All connections →| SouthwestDetails → | SJU 05:20 → BWI 09:30WN 3717 | 1h 20m Baltimore | BWI 10:50 → BUF 12:05WN 762 | 6h 45m | 98% | 84% |
| JetBlueDetails → | SJU 06:00 → BOS 10:05B6 562 | 1h 00m Boston | BOS 11:05 → BUF 12:36B6 1215 | 6h 36m | 80% | 71% |
| SouthwestDetails → | SJU 17:15 → BWI 21:25WN 3719 | 1h 30m Baltimore | BWI 22:55 → BUF 00:15 +1WN 4577 | 6h 55m | 96% | 61% |
About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON