Flight Status & Tracker

UAL2100

UNITED AIRLINES INC · PHX → SFO · Last tracked Oct 10, 2026

UAL2100 is a flight number operated by UNITED AIRLINES INC between Phoenix Sky Harbor International Airport (KPHX) and San Francisco International Airport (KSFO). SkyMeter last tracked UAL2100 on October 10, 2026. The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 2h 51m. SkyMeter has observed 102 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
102
last 90 days
⏱
AVG DURATION
2h 51m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 10/10/2026
first → last seen
🗺
ROUTES / TYPES
10 / 6
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

5
KPHX → KSFO
38
avg 2h 4m · Phoenix Sky Harbor → San Francisco
KSEA → KEWR
25
avg 4h 54m · Seattle Tacoma → Newark Liberty
KSTL → KSFO
8
avg 4h 4m · St Louis Lambert → San Francisco
KSFO → 97MT
6
avg 2h 1m · San Francisco → Cabin Creek Landing
KCHD → KSFO
2
avg 2h 8m · Chandler → San Francisco

Aircraft types

Equipment used on this number

6
B39M BOEING Boeing 737 MAX 9
53
B739 BOEING Boeing 737-900
37
A320 AIRBUS Airbus A320
22
A319 AIRBUS Airbus A319
18
B738 BOEING Boeing 737-800
14
B38M BOEING Boeing 737 MAX 8
2

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 UAL2100

30
N14242BOEING Boeing 737-800
→
10/10/2026
2h 1m
No alerts
Replay Analysis
N33209BOEING Boeing 737-800
→
10/9/2026
2h 30m
No alerts
Replay Analysis
N26215BOEING Boeing 737-800
→
10/8/2026
2h 26m
No alerts
Replay Analysis
N87531BOEING Boeing 737-800
→
10/7/2026
2h 9m
No alerts
Replay Analysis
N37253BOEING Boeing 737-800
→
10/5/2026
2h 6m
No alerts
Replay Analysis
N78540BOEING Boeing 737-800
→
10/4/2026
2h 6m
No alerts
Replay Analysis
N76519BOEING Boeing 737-800
→
10/3/2026
1h 59m
No alerts
Replay Analysis
N37274BOEING Boeing 737-800
→
10/2/2026
2h 36m
No alerts
Replay Analysis
N77536BOEING Boeing 737-800
→
10/1/2026
2h 18m
No alerts
Replay Analysis
N17346BOEING Boeing 737 MAX 8
→
9/30/2026
2h 2m
No alerts
Replay Analysis
N87513BOEING Boeing 737-800
→
9/28/2026
1h 56m
No alerts
Replay Analysis
N17428BOEING Boeing 737 MAX 9
→
9/26/2026
2h 4m
No alerts
Replay Analysis
N76265BOEING Boeing 737-800
→
9/24/2026
2h 12m
No alerts
Replay Analysis
N814UAAIRBUS Airbus A319
→
9/23/2026
3h 51m
No alerts
Replay Analysis
N814UAAIRBUS Airbus A319
→
9/23/2026
10m
No alerts
Replay Analysis
N4901UAIRBUS Airbus A320
→
9/22/2026
2h 8m
No alerts
Replay Analysis
N814UAAIRBUS Airbus A319
→
9/21/2026
4h 4m
No alerts
Replay Analysis
N87527BOEING Boeing 737-800
→
9/20/2026
4h 6m
No alerts
Replay Analysis
N455UAAIRBUS Airbus A320
→
9/19/2026
2h 3m
No alerts
Replay Analysis
N854UAAIRBUS Airbus A319
→
9/18/2026
3h 58m
No alerts
Replay Analysis
N12238BOEING Boeing 737-800
→
9/17/2026
4h 14m
No alerts
Replay Analysis
N896UAAIRBUS Airbus A319
→
9/16/2026
4h 9m
No alerts
Replay Analysis
N435UAAIRBUS Airbus A320
→
9/15/2026
1h 50m
No alerts
Replay Analysis
N440UAAIRBUS Airbus A320
→
9/14/2026
2h 13m
No alerts
Replay Analysis
N483UAAIRBUS Airbus A320
→
9/14/2026
4h 10m
No alerts
Replay Analysis
N847UAAIRBUS Airbus A319
→
9/13/2026
4h 13m
No alerts
Replay Analysis
N430UAAIRBUS Airbus A320
→
9/12/2026
1h 51m
No alerts
Replay Analysis
N838UAAIRBUS Airbus A319
→
9/11/2026
3h 58m
No alerts
Replay Analysis
N838UAAIRBUS Airbus A319
→
9/11/2026
7m
No alerts
Replay Analysis
N498UAAIRBUS Airbus A320
→
9/10/2026
2h 7m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window