UAL1999

UNITED AIRLINES INC · EWR → DEN

UAL1999 is operated by UNITED AIRLINES INC between Newark Liberty International Airport (KEWR) and Denver International Airport (KDEN). The flight is most often flown by a AIRBUS Airbus A321 Neo. Typical block time is 3h 17m. SkyMeter has observed 128 legs of this flight number via ADS-B.

✈
FLIGHTS
128
last 90 days
⏱
AVG DURATION
3h 17m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 8/11/2026
first → last seen
🗺
ROUTES / TYPES
14 / 7
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KEWR → KDEN
65
avg 4h 0m · Newark Liberty → Denver
KRSW → KEWR
32
avg 2h 32m · Southwest Florida → Newark Liberty
KOKC → KIAH
7
avg 1h 20m · Will Rogers World → George Bush Intercontinental Houston
KEWR → KFTG
2
avg 4h 3m · Newark Liberty → Colorado Air and Space Port
KTPA → KEWR
1
avg 2h 23m · Tampa → Newark Liberty
US-0263 → KDEN
1
avg 7h 2m · Ravenswood → Denver
KCOS → KDEN
1
avg 51m · City of Colorado Springs → Denver
KRSW → FL59
1
avg 2h 29m · Southwest Florida → Buckingham Field
KEWR → KCDW
1
avg 3h 57m · Newark Liberty → Essex County
KEWR → KCOS
1
avg 4h 40m · Newark Liberty → City of Colorado Springs

Aircraft types

Equipment used on this number

7
A21N AIRBUS Airbus A321 Neo
85
B38M BOEING Boeing 737 MAX 8
34
A320 AIRBUS Airbus A320
3
A319 AIRBUS Airbus A319
3
B737 BOEING Boeing 737-700
1
B739 BOEING Boeing 737-900
1
B39M BOEING Boeing 737 MAX 9
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 UAL1999

30
N14518AIRBUS Airbus A321 Neo
→
8/11/2026
4h 38m
No alerts
Replay Analysis
N39423BOEING Boeing 737-900
→
8/11/2026
2h 23m
No alerts
Replay Analysis
N14557AIRBUS Airbus A321 Neo
→
8/10/2026
5h 4m
No alerts
Replay Analysis
N14560AIRBUS Airbus A321 Neo
→
8/9/2026
7h 2m
No alerts
Replay Analysis
N14509AIRBUS Airbus A321 Neo
→
8/8/2026
4h 44m
No alerts
Replay Analysis
N24555AIRBUS Airbus A321 Neo
→
8/7/2026
4h 0m
No alerts
Replay Analysis
N14576
→
8/6/2026
3h 40m
No alerts
Replay Analysis
N24516AIRBUS Airbus A321 Neo
→
8/5/2026
3h 57m
No alerts
Replay Analysis
N14540AIRBUS Airbus A321 Neo
→
8/4/2026
3h 53m
No alerts
Replay Analysis
N14521AIRBUS Airbus A321 Neo
→
8/3/2026
3h 50m
No alerts
Replay Analysis
N24555AIRBUS Airbus A321 Neo
→
8/2/2026
3h 53m
No alerts
Replay Analysis
N14530AIRBUS Airbus A321 Neo
→
7/31/2026
3h 44m
No alerts
Replay Analysis
N34547AIRBUS Airbus A321 Neo
→
7/30/2026
4h 0m
No alerts
Replay Analysis
N14523AIRBUS Airbus A321 Neo
→
7/29/2026
3h 55m
No alerts
Replay Analysis
N14545AIRBUS Airbus A321 Neo
→
7/29/2026
1h 41m
No alerts
Replay Analysis
N14545AIRBUS Airbus A321 Neo
→
7/28/2026
3h 57m
No alerts
Replay Analysis
N14545AIRBUS Airbus A321 Neo
→
7/28/2026
5h 39m
No alerts
Replay Analysis
N24510AIRBUS Airbus A321 Neo
→
7/27/2026
4h 9m
No alerts
Replay Analysis
N54570AIRBUS Airbus A321 Neo
→
7/26/2026
3h 50m
No alerts
Replay Analysis
N24508AIRBUS Airbus A321 Neo
→
7/25/2026
3h 48m
No alerts
Replay Analysis
N24510AIRBUS Airbus A321 Neo
→
7/24/2026
4h 2m
No alerts
Replay Analysis
N14511AIRBUS Airbus A321 Neo
→
7/23/2026
3h 45m
No alerts
Replay Analysis
N14546
→
7/22/2026
3h 46m
No alerts
Replay Analysis
N14540AIRBUS Airbus A321 Neo
→
7/22/2026
2h 39m
No alerts
Replay Analysis
N14540AIRBUS Airbus A321 Neo
→
7/21/2026
4h 24m
No alerts
Replay Analysis
N14540AIRBUS Airbus A321 Neo
→
7/21/2026
1h 44m
No alerts
Replay Analysis
N24555AIRBUS Airbus A321 Neo
→
7/19/2026
3h 52m
No alerts
Replay Analysis
N24516AIRBUS Airbus A321 Neo
→
7/19/2026
3h 50m
No alerts
Replay Analysis
N54543AIRBUS Airbus A321 Neo
→
7/17/2026
3h 52m
No alerts
Replay Analysis
N14539AIRBUS Airbus A321 Neo
→
7/16/2026
3h 46m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window