Flight OddsWN277 BOS → DAL
Southwest Airlines · Boston, MA to Dallas, TX · 7 flights observed, 2025-08-10 to 2025-09-28 · 1,554 mi
WN277 covers more than one route in the data window — the stats below are for BOS → DAL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
86%
Median delay
-6 min
90th percentile
+14 min
Cancellation rate
0%
How often is WN277 on time?
Across 7 flights on BOS → DAL from 2025-08-10 to 2025-09-28, WN277 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +14 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 | 6 | 86% |
| 16-30 min | 0 | 0% |
| 31-60 min | 1 | 14% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 3 | 100% | -13 min |
| 2025-09 | 4 | 75% | +5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | No data | — |
| Thu | No data | — |
| Fri | No data | — |
| Sat | No data | — |
| Sun | 7 | 86% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…