Flight OddsDL1661 ATL → BOS
Delta Air Lines · Atlanta, GA to Boston, MA · 21 flights observed, 2026-02-12 to 2026-03-06 · 946 mi
DL1661 covers more than one route in the data window — the stats below are for ATL → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
65%
Median delay
-1 min
90th percentile
+39 min
Cancellation rate
5%
How often is DL1661 on time?
Across 21 flights on ATL → BOS from 2026-02-12 to 2026-03-06, DL1661 arrived within 15 minutes of schedule 65% of the time. The median arrival delay was -1 min, and the worst 10% of flights arrived +39 min or later. 5% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 13 | 65% |
| 16-30 min | 4 | 20% |
| 31-60 min | 1 | 5% |
| 61-120 min | 2 | 10% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 14 | 71% | +9 min |
| 2026-03 | 6 | 50% | +14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 2 | 50% |
| Tue | 3 | 67% |
| Wed | 3 | 33% |
| Thu | 4 | 75% |
| Fri | 4 | 75% |
| Sat | 2 | 100% |
| Sun | 2 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…