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 20m. SkyMeter has observed 91 legs of this flight number via ADS-B.

✈
FLIGHTS
91
last 90 days
⏱
AVG DURATION
2h 20m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/19/2026
first → last seen
🗺
ROUTES / TYPES
6 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

4
KBOS → KATL
71
avg 2h 37m · General Edward Lawrence Logan → Hartsfield Jackson Atlanta
25GA → KATL
1
avg 26m · Miller Farm → Hartsfield Jackson Atlanta
KBOS → KCLT
1
avg 3h 23m · General Edward Lawrence Logan → Charlotte Douglas
KCLT → KATL
1
avg 50m · Charlotte Douglas → Hartsfield Jackson Atlanta

Aircraft types

Equipment used on this number

2
A321 AIRBUS Airbus A321
116
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
N337DNAIRBUS Airbus A321
→
07/19/2026
3h 0m
No alerts
Replay Analysis
N307DXAIRBUS Airbus A321
→
07/18/2026
1h 36m
No alerts
Replay Analysis
N307DXAIRBUS Airbus A321
→
07/17/2026
2h 27m
No alerts
Replay Analysis
N307DXAIRBUS Airbus A321
→
07/17/2026
50m
No alerts
Replay Analysis
N309DNAIRBUS Airbus A321
→
07/16/2026
3h 16m
No alerts
Replay Analysis
N308DNAIRBUS Airbus A321
→
07/15/2026
2h 37m
No alerts
Replay Analysis
N328DNAIRBUS Airbus A321
→
07/14/2026
2h 39m
No alerts
Replay Analysis
N302DNAIRBUS Airbus A321
→
07/13/2026
23m
No alerts
Replay Analysis
N302DNAIRBUS Airbus A321
→
07/13/2026
2h 36m
No alerts
Replay Analysis
N367DNAIRBUS Airbus A321
→
07/13/2026
1h 0m
No alerts
Replay Analysis
N367DNAIRBUS Airbus A321
→
07/12/2026
2h 34m
No alerts
Replay Analysis
N367DNAIRBUS Airbus A321
→
07/12/2026
1h 33m
No alerts
Replay Analysis
N311DNAIRBUS Airbus A321
→
07/10/2026
2h 30m
No alerts
Replay Analysis
N312DNAIRBUS Airbus A321
→
07/09/2026
2h 44m
No alerts
Replay Analysis
N347DNAIRBUS Airbus A321
→
07/08/2026
2h 26m
No alerts
Replay Analysis
N347DNAIRBUS Airbus A321
→
07/08/2026
36m
No alerts
Replay Analysis
N347DNAIRBUS Airbus A321
→
07/07/2026
2h 46m
No alerts
Replay Analysis
N347DNAIRBUS Airbus A321
→
07/07/2026
2h 9m
No alerts
Replay Analysis
N361DNAIRBUS Airbus A321
→
07/07/2026
1h 24m
No alerts
Replay Analysis
N361DNAIRBUS Airbus A321
→
07/06/2026
2h 33m
No alerts
Replay Analysis
N361DNAIRBUS Airbus A321
→
07/06/2026
1h 8m
No alerts
Replay Analysis
N338DNAIRBUS Airbus A321
→
07/05/2026
11m
No alerts
Replay Analysis
N338DNAIRBUS Airbus A321
→
07/05/2026
2h 34m
No alerts
Replay Analysis
N307DXAIRBUS Airbus A321
→
07/04/2026
37m
No alerts
Replay Analysis
N307DXAIRBUS Airbus A321
→
07/03/2026
2h 58m
No alerts
Replay Analysis
N307DXAIRBUS Airbus A321
→
07/03/2026
2h 20m
No alerts
Replay Analysis
N352DNAIRBUS Airbus A321
→
07/02/2026
2h 36m
No alerts
Replay Analysis
N344DNAIRBUS Airbus A321
→
07/01/2026
13m
No alerts
Replay Analysis
N344DNAIRBUS Airbus A321
→
07/01/2026
2h 29m
No alerts
Replay Analysis
N309DNAIRBUS Airbus A321
→
06/30/2026
12m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window