DAL251 is operated by DELTA AIR LINES INC between Barcelona International Airport (LEBL) and General Edward Lawrence Logan International Airport (KBOS). The flight is most often flown by a AIRBUS Airbus A330-300. Typical block time is 7h 53m. SkyMeter has observed 21 legs of this flight number via ADS-B.

✈
FLIGHTS
21
last 90 days
⏱
AVG DURATION
7h 53m
tracked time
📅
SERVICE PERIOD
05/08/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
4 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

2
LEBL → KBOS
18
avg 7h 56m · Barcelona → General Edward Lawrence Logan
KATL → KBOS
1
avg 19h 22m · Hartsfield Jackson Atlanta → General Edward Lawrence Logan

Aircraft types

Equipment used on this number

2
A333 AIRBUS Airbus A330-300
20
A339 AIRBUS Airbus A330-900
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 21 operations of DAL251

21
N819NWAIRBUS Airbus A330-300
→
06/03/2026
8h 6m
No alerts
Replay Analysis
N827NWAIRBUS Airbus A330-300
→
06/02/2026
8h 1m
No alerts
Replay Analysis
N820NWAIRBUS Airbus A330-300
→
06/01/2026
8h 13m
No alerts
Replay Analysis
N829NWAIRBUS Airbus A330-300
→
05/31/2026
7h 55m
No alerts
Replay Analysis
N812NWAIRBUS Airbus A330-300
→
05/29/2026
7h 45m
No alerts
Replay Analysis
N816NWAIRBUS Airbus A330-300
→
05/28/2026
7h 38m
No alerts
Replay Analysis
N817NWAIRBUS Airbus A330-300
→
05/27/2026
7h 40m
No alerts
Replay Analysis
N827NWAIRBUS Airbus A330-300
→
05/26/2026
7h 36m
No alerts
Replay Analysis
N822NWAIRBUS Airbus A330-300
→
05/25/2026
7h 42m
No alerts
Replay Analysis
N829NWAIRBUS Airbus A330-300
→
05/24/2026
8h 10m
No alerts
Replay Analysis
N814NWAIRBUS Airbus A330-300
→
05/23/2026
1h 34m
No alerts
Replay Analysis
N814NWAIRBUS Airbus A330-300
→
05/23/2026
1h 47m
No alerts
Replay Analysis
N831NWAIRBUS Airbus A330-300
→
05/21/2026
8h 18m
No alerts
Replay Analysis
N830NWAIRBUS Airbus A330-300
→
05/18/2026
7h 52m
No alerts
Replay Analysis
N816NWAIRBUS Airbus A330-300
→
05/17/2026
8h 2m
No alerts
Replay Analysis
N827NWAIRBUS Airbus A330-300
→
05/16/2026
8h 16m
No alerts
Replay Analysis
N815NWAIRBUS Airbus A330-300
→
05/14/2026
8h 15m
No alerts
Replay Analysis
N401DZAIRBUS Airbus A330-900
→
05/13/2026
8h 4m
No alerts
Replay Analysis
N802NWAIRBUS Airbus A330-300
→
05/11/2026
7h 44m
No alerts
Replay Analysis
N808NWAIRBUS Airbus A330-300
→
05/10/2026
7h 38m
No alerts
Replay Analysis
N815NWAIRBUS Airbus A330-300
→
05/08/2026
19h 22m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window