UAL403 is operated by UNITED AIRLINES INC between Fort Lauderdale Hollywood International Airport (KFLL) and Chicago O'Hare International Airport (KORD). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 2h 38m. SkyMeter has observed 121 legs of this flight number via ADS-B.

✈
FLIGHTS
121
last 90 days
⏱
AVG DURATION
2h 38m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/18/2026
first → last seen
🗺
ROUTES / TYPES
11 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.8%
1 flagged

Routes flown

By count · last 90 days

8
KFLL → KORD
68
avg 3h 19m · Fort Lauderdale Hollywood → Chicago O'Hare
KORD → KTUL
21
avg 1h 34m · Chicago O'Hare → Tulsa
KFXE → KORD
4
avg 3h 16m · Fort Lauderdale Executive → Chicago O'Hare
KOPF → KORD
2
avg 3h 27m · Miami-Opa Locka Executive → Chicago O'Hare
IS12 → KORD
1
avg 19m · Urso Heliport → Chicago O'Hare
LL95 → KORD
1
avg 14m · Clarke Heliport → Chicago O'Hare
KPMP → KORD
1
avg 3h 39m · Pompano Beach Airpark → Chicago O'Hare
KCGX → KORD
1
avg 12m · Chicago Meigs → Chicago O'Hare

Aircraft types

Equipment used on this number

5
B739 BOEING Boeing 737-900
130
B738 BOEING Boeing 737-800
26
B39M BOEING Boeing 737 MAX 9
13
B38M BOEING Boeing 737 MAX 8
2
A319 AIRBUS Airbus A319
2

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 30 operations of UAL403

30
N26226BOEING Boeing 737-800
→
08/18/2026
3h 2m
No alerts
Replay Analysis
N69829BOEING Boeing 737-900
→
08/17/2026
3h 1m
No alerts
Replay Analysis
N17410BOEING Boeing 737 MAX 9
→
08/17/2026
2h 22m
No alerts
Replay Analysis
N17410BOEING Boeing 737 MAX 9
→
08/16/2026
1h 44m
No alerts
Replay Analysis
N17410BOEING Boeing 737 MAX 9
→
08/16/2026
4h 7m
No alerts
Replay Analysis
N57451BOEING Boeing 737 MAX 9
→
08/15/2026
2h 54m
No alerts
Replay Analysis
N38473BOEING Boeing 737-900
→
08/15/2026
1h 34m
No alerts
Replay Analysis
N38473BOEING Boeing 737-900
→
08/14/2026
1h 46m
No alerts
Replay Analysis
N38473BOEING Boeing 737-900
→
08/14/2026
3h 21m
No alerts
Replay Analysis
N38451BOEING Boeing 737-900
→
08/14/2026
16m
No alerts
Replay Analysis
N38451BOEING Boeing 737-900
→
08/13/2026
3h 24m
No alerts
Replay Analysis
N37437BOEING Boeing 737-900
→
08/12/2026
7m
No alerts
Replay Analysis
N37437BOEING Boeing 737-900
→
08/12/2026
2h 44m
No alerts
Replay Analysis
N37437BOEING Boeing 737-900
→
08/11/2026
34m
No alerts
Replay Analysis
N37437BOEING Boeing 737-900
→
08/11/2026
3h 19m
No alerts
Replay Analysis
N37257BOEING Boeing 737 MAX 8
→
08/10/2026
3h 18m
No alerts
Replay Analysis
N77510BOEING Boeing 737-800
→
08/10/2026
3h 5m
No alerts
Replay Analysis
N77510BOEING Boeing 737-800
→
08/09/2026
4h 12m
No alerts
Replay Analysis
N77510BOEING Boeing 737-800
→
08/09/2026
1h 6m
No alerts
Replay Analysis
N66837BOEING Boeing 737-900
→
08/08/2026
20m
No alerts
Replay Analysis
N66837BOEING Boeing 737-900
→
08/08/2026
3h 6m
No alerts
Replay Analysis
N66808BOEING Boeing 737-900
→
08/07/2026
6m
No alerts
Replay Analysis
N66808BOEING Boeing 737-900
→
08/07/2026
2h 42m
No alerts
Replay Analysis
N37456BOEING Boeing 737-900
→
08/07/2026
48m
No alerts
Replay Analysis
N37456BOEING Boeing 737-900
→
08/06/2026
3h 28m
No alerts
Replay Analysis
N37456BOEING Boeing 737-900
→
08/06/2026
4h 17m
No alerts
Replay Analysis
N37434BOEING Boeing 737-900
→
08/06/2026
26m
No alerts
Replay Analysis
N37434BOEING Boeing 737-900
→
08/05/2026
4h 10m
No alerts
Replay Analysis
N37434BOEING Boeing 737-900
→
08/05/2026
3h 43m
No alerts
Replay Analysis
N62892BOEING Boeing 737-900
→
08/04/2026
3h 17m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window