DAL1991

DELTA AIR LINES INC · SFO → SLC

DAL1991 is operated by DELTA AIR LINES INC between San Francisco International Airport (KSFO) and Salt Lake City International Airport (KSLC). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 1h 42m. SkyMeter has observed 18 legs of this flight number via ADS-B.

✈
FLIGHTS
18
last 90 days
⏱
AVG DURATION
1h 42m
tracked time
📅
SERVICE PERIOD
05/08/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
2 / 1
city pairs · airframes
⚠
INCIDENT RATE
5.6%
1 flagged

Routes flown

By count · last 90 days

1
KSFO → KSLC
17
avg 1h 44m · San Francisco → Salt Lake City

Aircraft types

Equipment used on this number

1
B739 BOEING Boeing 737-900
18

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
1
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 18 operations of DAL1991

18
N822DNBOEING Boeing 737-900
→
06/03/2026
1h 41m
No alerts
Replay Analysis
N912DUBOEING Boeing 737-900
→
06/02/2026
1h 40m
No alerts
Replay Analysis
N869DNBOEING Boeing 737-900
→
06/01/2026
1h 48m
No alerts
Replay Analysis
N877DNBOEING Boeing 737-900
→
05/29/2026
1h 40m
No alerts
Replay Analysis
N897DNBOEING Boeing 737-900
→
05/28/2026
1h 47m
No alerts
Replay Analysis
N808DNBOEING Boeing 737-900
→
05/27/2026
1h 44m
No alerts
Replay Analysis
N875DNBOEING Boeing 737-900
→
05/26/2026
1h 33m
No alerts
Replay Analysis
N916DUBOEING Boeing 737-900
→
05/23/2026
1h 49m
No alerts
Replay Analysis
N870DNBOEING Boeing 737-900
→
05/22/2026
1h 40m
No alerts
Replay Analysis
N935DZBOEING Boeing 737-900
→
05/21/2026
1h 49m
No alerts
Replay Analysis
N848DNBOEING Boeing 737-900
→
05/20/2026
1h 43m
No alerts
Replay Analysis
N869DNBOEING Boeing 737-900
→
05/18/2026
1h 45m
No alerts
Replay Analysis
N914DUBOEING Boeing 737-900
→
05/16/2026
1h 50m
No alerts
Replay Analysis
N815DNBOEING Boeing 737-900
→
05/15/2026
1h 43m
No alerts
Replay Analysis
N889DNBOEING Boeing 737-900
→
05/14/2026
1h 48m
△ Unstable
Replay Analysis
N934DZBOEING Boeing 737-900
→
05/13/2026
1h 43m
No alerts
Replay Analysis
N915DUBOEING Boeing 737-900
→
05/11/2026
1h 46m
No alerts
Replay Analysis
N844DNBOEING Boeing 737-900
→
05/08/2026
1h 2m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window