DAL399 is operated by UMB BANK NA TRUSTEE between General Edward Lawrence Logan International Airport (KBOS) and Hartsfield Jackson Atlanta International Airport (KATL). The flight is most often flown by a AIRBUS Airbus A321. Typical block time is 2h 19m. SkyMeter has observed 88 legs of this flight number via ADS-B.

✈
FLIGHTS
88
last 90 days
⏱
AVG DURATION
2h 19m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/18/2026
first → last seen
🗺
ROUTES / TYPES
8 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

5
KBOS → KATL
67
avg 2h 39m · General Edward Lawrence Logan → Hartsfield Jackson Atlanta
US-0370 → KATL
1
avg 2h 45m · Cape Air Seaplanes on Boston Harbor Seaplane Base → Hartsfield Jackson Atlanta
KBOS → KCLT
1
avg 3h 23m · General Edward Lawrence Logan → Charlotte Douglas
4MA5 → KATL
1
avg 2h 20m · World Trade Center Heliport → Hartsfield Jackson Atlanta
KCLT → KATL
1
avg 50m · Charlotte Douglas → Hartsfield Jackson Atlanta

Aircraft types

Equipment used on this number

2
A321 AIRBUS Airbus A321
121
A21N AIRBUS Airbus A321 Neo
1

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
0
Rejected TO
0
Stall warnings
0
Overspeeds
0
Runway excursion
0
Counts represent flights with at least one occurrence of each flag, not the total event count. See /incidents for individual events.

Recent flights

Newest 30 operations of DAL399

30
N312DNAIRBUS Airbus A321
→
08/18/2026
2h 25m
No alerts
Replay Analysis
N359DNAIRBUS Airbus A321
→
08/17/2026
2h 59m
No alerts
Replay Analysis
N373DXAIRBUS Airbus A321
→
08/16/2026
2h 33m
No alerts
Replay Analysis
N343DNAIRBUS Airbus A321
→
08/14/2026
2h 44m
No alerts
Replay Analysis
N351DNAIRBUS Airbus A321
→
08/14/2026
38m
No alerts
Replay Analysis
N351DNAIRBUS Airbus A321
→
08/13/2026
2h 40m
No alerts
Replay Analysis
N351DNAIRBUS Airbus A321
→
08/13/2026
2h 1m
No alerts
Replay Analysis
N339DNAIRBUS Airbus A321
→
08/12/2026
1h 13m
No alerts
Replay Analysis
N339DNAIRBUS Airbus A321
→
08/11/2026
3h 5m
No alerts
Replay Analysis
N339DNAIRBUS Airbus A321
→
08/11/2026
1h 51m
No alerts
Replay Analysis
N314DNAIRBUS Airbus A321
→
08/10/2026
2h 29m
No alerts
Replay Analysis
N325DNAIRBUS Airbus A321
→
08/09/2026
2h 49m
No alerts
Replay Analysis
N337DNAIRBUS Airbus A321
→
08/07/2026
1h 29m
No alerts
Replay Analysis
N329DNAIRBUS Airbus A321
→
08/07/2026
1h 9m
No alerts
Replay Analysis
N329DNAIRBUS Airbus A321
→
08/06/2026
3h 26m
No alerts
Replay Analysis
N329DNAIRBUS Airbus A321
→
08/06/2026
2h 16m
No alerts
Replay Analysis
N311DNAIRBUS Airbus A321
→
08/06/2026
12m
No alerts
Replay Analysis
N311DNAIRBUS Airbus A321
→
08/05/2026
2h 42m
No alerts
Replay Analysis
N346DNAIRBUS Airbus A321
→
08/05/2026
32m
No alerts
Replay Analysis
N346DNAIRBUS Airbus A321
→
08/04/2026
2h 28m
No alerts
Replay Analysis
N346DNAIRBUS Airbus A321
→
08/04/2026
3h 1m
No alerts
Replay Analysis
N341DNAIRBUS Airbus A321
→
08/03/2026
2h 52m
No alerts
Replay Analysis
N323DNAIRBUS Airbus A321
→
08/03/2026
45m
No alerts
Replay Analysis
N323DNAIRBUS Airbus A321
→
08/02/2026
2h 54m
No alerts
Replay Analysis
N323DNAIRBUS Airbus A321
→
08/02/2026
2h 8m
No alerts
Replay Analysis
N333DXAIRBUS Airbus A321
→
07/31/2026
9m
No alerts
Replay Analysis
N333DXAIRBUS Airbus A321
→
07/31/2026
2h 14m
No alerts
Replay Analysis
N362DNAIRBUS Airbus A321
→
07/31/2026
37m
No alerts
Replay Analysis
N362DNAIRBUS Airbus A321
→
07/30/2026
2h 0m
No alerts
Replay Analysis
N362DNAIRBUS Airbus A321
→
07/30/2026
2h 38m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window