UAL8188

UNITED AIRLINES INC · SFO → ORD

UAL8188 is operated by UNITED AIRLINES INC between San Francisco International Airport (KSFO) and Chicago O'Hare International Airport (KORD). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 2h 12m. SkyMeter has observed 38 legs of this flight number via ADS-B.

✈
FLIGHTS
38
last 90 days
⏱
AVG DURATION
2h 12m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 9/5/2026
first → last seen
🗺
ROUTES / TYPES
31 / 8
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KSFO → KORD
2
avg 3h 45m · San Francisco → Chicago O'Hare
KSFO → KLAS
1
avg 1h 33m · San Francisco → McCarran
KBUF → KORD
1
avg 1h 33m · Buffalo Niagara → Chicago O'Hare
KHAF → KBWI
1
avg 5h 1m · Half Moon Bay → Baltimore/Washington International Thurgood Marshall
KIAD → KDEN
1
avg 3h 41m · Washington Dulles → Denver
KIAD → KBNA
1
avg 1h 58m · Washington Dulles → Nashville
KORD → KPHL
1
avg 1h 31m · Chicago O'Hare → Philadelphia
KEWR → KBOS
1
avg 47m · Newark Liberty → General Edward Lawrence Logan
KSFO → KEUG
1
avg 1h 25m · San Francisco → Mahlon Sweet Field
KDEN → KALB
1
avg 3h 23m · Denver → Albany

Aircraft types

Equipment used on this number

8
B38M BOEING Boeing 737 MAX 8
17
B738 BOEING Boeing 737-800
6
A21N AIRBUS Airbus A321 Neo
4
A320 AIRBUS Airbus A320
4
A319 AIRBUS Airbus A319
4
B39M BOEING Boeing 737 MAX 9
4
B753 BOEING Boeing 757-300
3
B739 BOEING Boeing 737-900
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 UAL8188

30
N14214BOEING Boeing 737-800
→
9/5/2026
1h 31m
No alerts
Replay Analysis
N17346BOEING Boeing 737 MAX 8
→
9/1/2026
1h 32m
No alerts
Replay Analysis
N37348BOEING Boeing 737 MAX 8
→
8/31/2026
2h 12m
No alerts
Replay Analysis
N47282BOEING Boeing 737 MAX 8
→
8/28/2026
24m
No alerts
Replay Analysis
N47282BOEING Boeing 737 MAX 8
→
8/27/2026
5h 7m
No alerts
Replay Analysis
N47282BOEING Boeing 737 MAX 8
→
8/27/2026
4h 43m
No alerts
Replay Analysis
N895UAAIRBUS Airbus A319
→
8/23/2026
55m
No alerts
Replay Analysis
N33289BOEING Boeing 737-800
→
8/23/2026
3h 23m
No alerts
Replay Analysis
N54552AIRBUS Airbus A321 Neo
→
8/17/2026
4h 26m
No alerts
Replay Analysis
N431UAAIRBUS Airbus A320
→
8/16/2026
2h 22m
No alerts
Replay Analysis
N17285BOEING Boeing 737 MAX 8
→
8/15/2026
3h 39m
No alerts
Replay Analysis
N24211BOEING Boeing 737-800
→
8/12/2026
1h 41m
No alerts
Replay Analysis
N24211BOEING Boeing 737-800
→
8/12/2026
9m
No alerts
Replay Analysis
N17294BOEING Boeing 737 MAX 8
→
8/7/2026
5h 1m
No alerts
Replay Analysis
N76526BOEING Boeing 737-800
→
8/3/2026
2h 34m
No alerts
Replay Analysis
N62884BOEING Boeing 737-900
→
8/2/2026
3h 7m
No alerts
Replay Analysis
N847UAAIRBUS Airbus A319
→
7/24/2026
47m
No alerts
Replay Analysis
N57862BOEING Boeing 757-300
→
7/24/2026
3h 41m
No alerts
Replay Analysis
N37313BOEING Boeing 737 MAX 8
→
7/23/2026
1h 16m
No alerts
Replay Analysis
N37308BOEING Boeing 737 MAX 8
→
7/22/2026
3h 13m
No alerts
Replay Analysis
N37308BOEING Boeing 737 MAX 8
→
7/22/2026
44m
No alerts
Replay Analysis
N37308BOEING Boeing 737 MAX 8
→
7/22/2026
44m
No alerts
Replay Analysis
N37308BOEING Boeing 737 MAX 8
→
7/22/2026
44m
No alerts
Replay Analysis
N37308BOEING Boeing 737 MAX 8
→
7/22/2026
1h 4m
No alerts
Replay Analysis
N47298BOEING Boeing 737 MAX 8
→
7/15/2026
52m
No alerts
Replay Analysis
N37440BOEING Boeing 737 MAX 9
→
7/13/2026
1h 25m
No alerts
Replay Analysis
N37440BOEING Boeing 737 MAX 9
→
7/12/2026
4h 35m
No alerts
Replay Analysis
N37440BOEING Boeing 737 MAX 9
→
7/12/2026
6h 0m
No alerts
Replay Analysis
N37367BOEING Boeing 737 MAX 8
→
7/11/2026
4h 8m
No alerts
Replay Analysis
N75854BOEING Boeing 757-300
→
7/10/2026
53m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window