Flight OddsB61634 SFO → BOS
JetBlue Airways · San Francisco, CA to Boston, MA · 57 flights observed, 2026-04-29 to 2026-06-27 · 2,704 mi
B61634 covers more than one route in the data window — the stats below are for SFO → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
70%
Median delay
+1 min
90th percentile
+45 min
Cancellation rate
0%
How often is B61634 on time?
Across 57 flights on SFO → BOS from 2026-04-29 to 2026-06-27, B61634 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +45 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 40 | 70% |
| 16-30 min | 7 | 12% |
| 31-60 min | 5 | 9% |
| 61-120 min | 2 | 4% |
| 2+ hrs | 3 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 2 | 100% | -1 min |
| 2026-05 | 28 | 79% | -3 min |
| 2026-06 | 27 | 59% | +62 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 63% |
| Tue | 8 | 63% |
| Wed | 9 | 89% |
| Thu | 9 | 33% |
| Fri | 9 | 78% |
| Sat | 6 | 83% |
| Sun | 8 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…