Delta Air Lines
DL399Boston to Atlanta
Delta Air Lines flight DL399 flies from Boston (BOS) to Atlanta (ATL), 1,522 km. Over August 2025 to July 2026 it usually arrives about 12 minutes late: 70% of 250 flights arrived within 15 minutes of schedule and 0.4% were cancelled (US Department of Transportation data).
On-time record, last 12 months
70%
on time (within 15 min)
22%
more than 30 min late
0.4%
cancelled
+12 min
average arrival vs schedule
Every operation of DL399, August 2025 to July 2026: 250 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as DL399
- Boston (BOS) to Atlanta (ATL)244 flights
- Orlando (MCO) to Atlanta (ATL)6 flights
Other flights from Boston to Atlanta
More about Boston (BOS) and Atlanta (ATL).
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