Flight Status & Tracker

UAL2431

UNITED AIRLINES INC · SFO → PHL · Last tracked Sep 26, 2026

UAL2431 is a flight number operated by UNITED AIRLINES INC between San Francisco International Airport (KSFO) and Philadelphia International Airport (KPHL). SkyMeter last tracked UAL2431 on September 26, 2026. The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 3h 25m. SkyMeter has observed 92 legs of this flight number via ADS-B.

SkyMeter tracks historical flight activity from ADS-B data — this is not a live gate-to-gate status feed.

✈
FLIGHTS
92
last 90 days
⏱
AVG DURATION
3h 25m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 9/26/2026
first → last seen
🗺
ROUTES / TYPES
14 / 6
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KSFO → KPHL
33
avg 5h 25m · San Francisco → Philadelphia
KORD → KPHL
25
avg 1h 41m · Chicago O'Hare → Philadelphia
KSFO → KBUR
13
avg 1h 28m · San Francisco → Bob Hope
KHAF → KPHL
5
avg 5h 25m · Half Moon Bay → Philadelphia
KSFO → KFLL
2
avg 5h 38m · San Francisco → Fort Lauderdale Hollywood
KOAK → KPHL
2
avg 5h 21m · Metropolitan Oakland → Philadelphia
KMDT → KPHL
1
avg 26m · Harrisburg → Philadelphia
US-0188 → KBUR
1
avg 1h 16m · Coast Guard Air Station San Francisco → Bob Hope
6IS5 → KPHL
1
avg 1h 25m · Presence Holy Family Medical Center Heliport → Philadelphia
KLNS → KMDT
1
avg 6m · Lancaster → Harrisburg

Aircraft types

Equipment used on this number

6
B39M BOEING Boeing 737 MAX 9
45
B739 BOEING Boeing 737-900
29
A320 AIRBUS Airbus A320
13
B38M BOEING Boeing 737 MAX 8
2
A319 AIRBUS Airbus A319
2
B738 BOEING Boeing 737-800
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 UAL2431

30
N37305BOEING Boeing 737 MAX 8
→
9/26/2026
5h 34m
No alerts
Replay Analysis
N37351BOEING Boeing 737 MAX 8
→
9/24/2026
5h 43m
No alerts
Replay Analysis
N4901UAIRBUS Airbus A320
→
9/23/2026
1h 10m
No alerts
Replay Analysis
N455UAAIRBUS Airbus A320
→
9/22/2026
1h 16m
No alerts
Replay Analysis
N434UAAIRBUS Airbus A320
→
9/21/2026
1h 9m
No alerts
Replay Analysis
N476UAAIRBUS Airbus A320
→
9/20/2026
1h 23m
No alerts
Replay Analysis
N853UAAIRBUS Airbus A319
→
9/19/2026
1h 24m
No alerts
Replay Analysis
N490UAAIRBUS Airbus A320
→
9/18/2026
1h 24m
No alerts
Replay Analysis
N482UAAIRBUS Airbus A320
→
9/17/2026
1h 44m
No alerts
Replay Analysis
N431UAAIRBUS Airbus A320
→
9/16/2026
1h 44m
No alerts
Replay Analysis
N476UAAIRBUS Airbus A320
→
9/15/2026
1h 34m
No alerts
Replay Analysis
N476UAAIRBUS Airbus A320
→
9/14/2026
1h 41m
No alerts
Replay Analysis
N430UAAIRBUS Airbus A320
→
9/13/2026
1h 5m
No alerts
Replay Analysis
N838UAAIRBUS Airbus A319
→
9/12/2026
1h 18m
No alerts
Replay Analysis
N481UAAIRBUS Airbus A320
→
9/11/2026
1h 33m
No alerts
Replay Analysis
N482UAAIRBUS Airbus A320
→
9/10/2026
1h 18m
No alerts
Replay Analysis
N482UAAIRBUS Airbus A320
→
9/8/2026
1h 51m
No alerts
Replay Analysis
N17459BOEING Boeing 737 MAX 9
→
9/6/2026
1h 30m
No alerts
Replay Analysis
N47569BOEING Boeing 737 MAX 9
→
9/5/2026
1h 41m
No alerts
Replay Analysis
N77581BOEING Boeing 737 MAX 9
→
9/4/2026
2h 24m
No alerts
Replay Analysis
N37447BOEING Boeing 737 MAX 9
→
9/2/2026
2h 12m
No alerts
Replay Analysis
N17595BOEING Boeing 737 MAX 9
→
9/1/2026
1h 28m
No alerts
Replay Analysis
N37556BOEING Boeing 737 MAX 9
→
8/31/2026
1h 30m
No alerts
Replay Analysis
N17418BOEING Boeing 737 MAX 9
→
8/30/2026
1h 39m
No alerts
Replay Analysis
N69824BOEING Boeing 737-900
→
8/29/2026
1h 29m
No alerts
Replay Analysis
N17461BOEING Boeing 737 MAX 9
→
8/28/2026
1h 49m
No alerts
Replay Analysis
N77585BOEING Boeing 737 MAX 9
→
8/28/2026
2h 3m
No alerts
Replay Analysis
N77585BOEING Boeing 737 MAX 9
→
8/27/2026
5m
No alerts
Replay Analysis
N27515BOEING Boeing 737 MAX 9
→
8/26/2026
1h 48m
No alerts
Replay Analysis
N77587BOEING Boeing 737 MAX 9
→
8/25/2026
1h 36m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window