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 43m. SkyMeter has observed 63 legs of this flight number via ADS-B.

✈
FLIGHTS
63
last 90 days
⏱
AVG DURATION
2h 43m
tracked time
📅
SERVICE PERIOD
04/16/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
6 / 4
city pairs · airframes
⚠
INCIDENT RATE
3.2%
2 flagged

Routes flown

By count · last 90 days

3
KFLL → KORD
34
avg 3h 20m · Fort Lauderdale Hollywood → Chicago O'Hare
KORD → KPDX
9
avg 4h 6m · Chicago O'Hare → Portland
KORD → KTUL
3
avg 1h 39m · Chicago O'Hare → Tulsa

Aircraft types

Equipment used on this number

4
B739 BOEING Boeing 737-900
51
A21N AIRBUS Airbus A321 Neo
11
B738 BOEING Boeing 737-800
8
B39M BOEING Boeing 737 MAX 9
6

Safety profile

Flagged flights · last 90 days

Go-arounds
2
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 UAL403

30
N67845BOEING Boeing 737-900
→
06/03/2026
3h 16m
No alerts
Replay Analysis
B737-M9BOEING Boeing 737 MAX 9
→
06/03/2026
1h 44m
No alerts
Replay Analysis
N68880BOEING Boeing 737-900
→
06/02/2026
3h 22m
No alerts
Replay Analysis
N12225BOEING Boeing 737-800
→
06/02/2026
1h 31m
No alerts
Replay Analysis
N62883BOEING Boeing 737-900
→
06/01/2026
3h 6m
No alerts
Replay Analysis
N37434BOEING Boeing 737-900
→
06/01/2026
3h 8m
No alerts
Replay Analysis
N76526BOEING Boeing 737-800
→
05/31/2026
1h 40m
No alerts
Replay Analysis
N69819BOEING Boeing 737-900
→
05/29/2026
2h 35m
No alerts
Replay Analysis
N75435BOEING Boeing 737-900
→
05/29/2026
44m
No alerts
Replay Analysis
N75435BOEING Boeing 737-900
→
05/28/2026
2h 32m
No alerts
Replay Analysis
N75435BOEING Boeing 737-900
→
05/28/2026
3h 17m
No alerts
Replay Analysis
N34460BOEING Boeing 737-900
→
05/28/2026
21m
No alerts
Replay Analysis
N68453BOEING Boeing 737-900
→
05/26/2026
2h 16m
No alerts
Replay Analysis
N61881BOEING Boeing 737-900
→
05/26/2026
9m
No alerts
Replay Analysis
N61881BOEING Boeing 737-900
→
05/26/2026
37m
No alerts
Replay Analysis
N61881BOEING Boeing 737-900
→
05/25/2026
2h 32m
No alerts
Replay Analysis
N61881BOEING Boeing 737-900
→
05/25/2026
3h 10m
No alerts
Replay Analysis
N53442BOEING Boeing 737-900
→
05/25/2026
1h 9m
No alerts
Replay Analysis
N53442BOEING Boeing 737-900
→
05/24/2026
3h 16m
No alerts
Replay Analysis
N53442BOEING Boeing 737-900
→
05/24/2026
2h 6m
No alerts
Replay Analysis
N76503BOEING Boeing 737-800
→
05/24/2026
2h 16m
No alerts
Replay Analysis
N76503BOEING Boeing 737-800
→
05/23/2026
59m
No alerts
Replay Analysis
N76503BOEING Boeing 737-800
→
05/23/2026
3h 16m
No alerts
Replay Analysis
N77426BOEING Boeing 737 MAX 9
→
05/23/2026
30m
No alerts
Replay Analysis
N77426BOEING Boeing 737 MAX 9
→
05/22/2026
46m
No alerts
Replay Analysis
N66893BOEING Boeing 737-900
→
05/22/2026
50m
No alerts
Replay Analysis
N66893BOEING Boeing 737-900
→
05/21/2026
2h 24m
No alerts
Replay Analysis
N66893BOEING Boeing 737-900
→
05/21/2026
3h 14m
No alerts
Replay Analysis
N14515AIRBUS Airbus A321 Neo
→
05/21/2026
3h 54m
No alerts
Replay Analysis
N38417BOEING Boeing 737-900
→
05/20/2026
3h 1m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window