UAL8257

UNITED AIRLINES INC · SNA → SFO

UAL8257 is operated by UNITED AIRLINES INC between John Wayne Airport-Orange County Airport (KSNA) and San Francisco International Airport (KSFO). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 1h 30m. SkyMeter has observed 8 legs of this flight number via ADS-B.

✈
FLIGHTS
8
last 90 days
⏱
AVG DURATION
1h 30m
tracked time
📅
SERVICE PERIOD
6/27/2025 → 8/11/2026
first → last seen
🗺
ROUTES / TYPES
5 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

5
KSNA → KSFO
4
avg 1h 25m · John Wayne Airport-Orange County → San Francisco
KDEN → KSMF
1
avg 2h 20m · Denver → Sacramento
KORD → KTPA
1
avg 2h 19m · Chicago O'Hare → Tampa
KSFO → KRNO
1
avg 57m · San Francisco → Reno Tahoe
KORD → KGRR
1
avg 47m · Chicago O'Hare → Gerald R. Ford

Aircraft types

Equipment used on this number

5
B38M BOEING Boeing 737 MAX 8
4
A21N AIRBUS Airbus A321 Neo
1
A319 AIRBUS Airbus A319
1
B738 BOEING Boeing 737-800
1
B739 BOEING Boeing 737-900
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 UAL8257

30
N33284BOEING Boeing 737-800
→
8/11/2026
2h 19m
No alerts
Replay Analysis
N17328BOEING Boeing 737 MAX 8
→
7/7/2026
1h 21m
No alerts
Replay Analysis
N27477BOEING Boeing 737-900
→
7/1/2026
2h 18m
No alerts
Replay Analysis
N27270BOEING Boeing 737 MAX 8
→
6/16/2026
1h 26m
No alerts
Replay Analysis
N894UAAIRBUS Airbus A319
→
6/15/2026
56m
No alerts
Replay Analysis
N17363BOEING Boeing 737 MAX 8
→
6/9/2026
1h 36m
No alerts
Replay Analysis
N37278BOEING Boeing 737 MAX 8
→
6/8/2026
1h 14m
No alerts
Replay Analysis
N14530AIRBUS Airbus A321 Neo
→
5/19/2026
47m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
5/8/2026
15m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
5/7/2026
11m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
5/7/2026
27m
No alerts
Replay Analysis
N492UAAIRBUS Airbus A320
→
5/4/2026
9m
No alerts
Replay Analysis
N47357BOEING Boeing 737 MAX 8
→
4/18/2026
4h 30m
No alerts
Replay Analysis
N54711BOEING Boeing 737-700
→
3/22/2026
1h 9m
No alerts
Replay Analysis
N69840BOEING Boeing 737-900
→
3/16/2026
3h 11m
No alerts
Replay Analysis
N37277BOEING Boeing 737-800
→
3/12/2026
2h 10m
No alerts
Replay Analysis
N54711BOEING Boeing 737-700
→
3/6/2026
1h 5m
No alerts
Replay Analysis
N77572BOEING Boeing 737 MAX 9
→
1/26/2026
55m
No alerts
Replay Analysis
N17753BOEING Boeing 737-700
→
12/4/2025
1h 13m
No alerts
Replay Analysis
N69829BOEING Boeing 737-900
→
11/29/2025
5h 25m
No alerts
Replay Analysis
N27273BOEING Boeing 737 MAX 8
→
8/15/2025
2h 11m
No alerts
Replay Analysis
N27273BOEING Boeing 737 MAX 8
→
8/14/2025
1h 0m
No alerts
Replay Analysis
N27273BOEING Boeing 737 MAX 8
→
8/14/2025
3h 12m
No alerts
Replay Analysis
N846UAAIRBUS Airbus A319
→
8/5/2025
57m
No alerts
Replay Analysis
N68843BOEING Boeing 737-900
→
7/30/2025
2h 22m
No alerts
Replay Analysis
N38479BOEING Boeing 737-900
→
7/13/2025
2h 26m
No alerts
Replay Analysis
N806UAAIRBUS Airbus A319
→
7/13/2025
1h 9m
No alerts
Replay Analysis
N16703BOEING Boeing 737-700
→
7/12/2025
32m
No alerts
Replay Analysis
N16703BOEING Boeing 737-700
→
7/11/2025
5m
No alerts
Replay Analysis
N16703BOEING Boeing 737-700
→
7/11/2025
37m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window