UAL511 is operated by UNITED AIRLINES INC between Ronald Reagan Washington National Airport (KDCA) and Chicago O'Hare International Airport (KORD). The flight is most often flown by a BOEING Boeing 757-300. Typical block time is 2h 22m. SkyMeter has observed 81 legs of this flight number via ADS-B.

✈
FLIGHTS
81
last 90 days
⏱
AVG DURATION
2h 22m
tracked time
📅
SERVICE PERIOD
04/09/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
5 / 7
city pairs · airframes
⚠
INCIDENT RATE
3.7%
3 flagged

Routes flown

By count · last 90 days

2
KDCA → KORD
39
avg 2h 4m · Ronald Reagan Washington National → Chicago O'Hare
KORD → KSFO
17
avg 4h 34m · Chicago O'Hare → San Francisco

Aircraft types

Equipment used on this number

7
B753 BOEING Boeing 757-300
45
B737 BOEING Boeing 737-700
29
A21N AIRBUS Airbus A321 Neo
13
B738 BOEING Boeing 737-800
8
A320 AIRBUS Airbus A320
4
B38M BOEING Boeing 737 MAX 8
4
A319 AIRBUS Airbus A319
4

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
3
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 UAL511

30
N24537AIRBUS Airbus A321 Neo
→
06/03/2026
1h 41m
No alerts
Replay Analysis
N16701BOEING Boeing 737-700
→
06/03/2026
2h 10m
No alerts
Replay Analysis
N14559AIRBUS Airbus A321 Neo
→
06/03/2026
2h 9m
No alerts
Replay Analysis
N14559AIRBUS Airbus A321 Neo
→
06/02/2026
2h 14m
No alerts
Replay Analysis
N14559AIRBUS Airbus A321 Neo
→
06/02/2026
4h 24m
No alerts
Replay Analysis
N24212BOEING Boeing 737-800
→
06/02/2026
7m
No alerts
Replay Analysis
N24212BOEING Boeing 737-800
→
06/02/2026
1h 54m
No alerts
Replay Analysis
N14546
→
06/02/2026
2h 16m
No alerts
Replay Analysis
N14546
→
06/01/2026
1h 57m
No alerts
Replay Analysis
N14546
→
06/01/2026
4m
No alerts
Replay Analysis
N14546
→
06/01/2026
4h 38m
No alerts
Replay Analysis
N13716BOEING Boeing 737-700
→
06/01/2026
2h 0m
No alerts
Replay Analysis
N14564AIRBUS Airbus A321 Neo
→
06/01/2026
2h 17m
No alerts
Replay Analysis
N14564AIRBUS Airbus A321 Neo
→
05/31/2026
2h 2m
No alerts
Replay Analysis
N14564AIRBUS Airbus A321 Neo
→
05/31/2026
4h 20m
No alerts
Replay Analysis
N13716BOEING Boeing 737-700
→
05/31/2026
7m
No alerts
Replay Analysis
N13716BOEING Boeing 737-700
→
05/31/2026
2h 1m
No alerts
Replay Analysis
N477UAAIRBUS Airbus A320
→
05/29/2026
7m
No alerts
Replay Analysis
N25705BOEING Boeing 737-700
→
05/29/2026
4h 6m
No alerts
Replay Analysis
N54552AIRBUS Airbus A321 Neo
→
05/29/2026
4h 22m
No alerts
Replay Analysis
N16703BOEING Boeing 737-700
→
05/28/2026
2h 14m
No alerts
Replay Analysis
N14530AIRBUS Airbus A321 Neo
→
05/28/2026
2h 31m
No alerts
Replay Analysis
N14529AIRBUS Airbus A321 Neo
→
05/26/2026
2h 5m
No alerts
Replay Analysis
N484UAAIRBUS Airbus A320
→
05/26/2026
6m
No alerts
Replay Analysis
N484UAAIRBUS Airbus A320
→
05/26/2026
1h 59m
No alerts
Replay Analysis
N24510AIRBUS Airbus A321 Neo
→
05/26/2026
4h 37m
No alerts
Replay Analysis
N21723BOEING Boeing 737-700
→
05/25/2026
1h 47m
No alerts
Replay Analysis
N15712BOEING Boeing 737-700
→
05/24/2026
2h 27m
No alerts
Replay Analysis
N815UAAIRBUS Airbus A319
→
05/23/2026
1h 50m
No alerts
Replay Analysis
N14549AIRBUS Airbus A321 Neo
→
05/22/2026
46m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window