UAL257 is operated by UNITED AIRLINES INC. The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 2h 49m. SkyMeter has observed 13 legs of this flight number via ADS-B.

✈
FLIGHTS
13
last 90 days
⏱
AVG DURATION
2h 49m
tracked time
📅
SERVICE PERIOD
06/01/2025 → 06/28/2026
first → last seen
🗺
ROUTES / TYPES
1 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

0

No routes recorded.

Aircraft types

Equipment used on this number

2
B739 BOEING Boeing 737-900
8
B39M BOEING Boeing 737 MAX 9
5

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 UAL257

30
N37527BOEING Boeing 737 MAX 9
→
06/28/2026
2h 22m
No alerts
Replay Analysis
N17411BOEING Boeing 737 MAX 9
→
06/21/2026
59m
No alerts
Replay Analysis
N17594BOEING Boeing 737-900
→
06/14/2026
2h 47m
No alerts
Replay Analysis
N37507BOEING Boeing 737 MAX 9
→
06/07/2026
2h 48m
No alerts
Replay Analysis
N17405BOEING Boeing 737 MAX 9
→
05/31/2026
43m
No alerts
Replay Analysis
N27419BOEING Boeing 737 MAX 9
→
05/24/2026
2h 20m
No alerts
Replay Analysis
N81449BOEING Boeing 737-900
→
05/17/2026
3h 31m
No alerts
Replay Analysis
N69885BOEING Boeing 737-900
→
05/10/2026
3h 24m
No alerts
Replay Analysis
N34455BOEING Boeing 737-900
→
05/03/2026
3h 22m
No alerts
Replay Analysis
N69847BOEING Boeing 737-900
→
04/26/2026
3h 38m
No alerts
Replay Analysis
N62895BOEING Boeing 737-900
→
04/19/2026
3h 35m
No alerts
Replay Analysis
N39416BOEING Boeing 737-900
→
04/12/2026
3h 33m
No alerts
Replay Analysis
N37437BOEING Boeing 737-900
→
04/05/2026
3h 41m
No alerts
Replay Analysis
N47284BOEING Boeing 737 MAX 8
→
03/29/2026
2h 22m
No alerts
Replay Analysis
N47370BOEING Boeing 737 MAX 8
→
03/22/2026
2h 25m
No alerts
Replay Analysis
N17315BOEING Boeing 737 MAX 8
→
03/15/2026
2h 24m
No alerts
Replay Analysis
N27267BOEING Boeing 737 MAX 8
→
03/08/2026
3h 43m
No alerts
Replay Analysis
N37367BOEING Boeing 737 MAX 8
→
02/22/2026
3h 33m
No alerts
Replay Analysis
N17311BOEING Boeing 737 MAX 8
→
02/01/2026
3h 40m
No alerts
Replay Analysis
N17363BOEING Boeing 737 MAX 8
→
01/25/2026
3h 36m
No alerts
Replay Analysis
N37278BOEING Boeing 737 MAX 8
→
01/18/2026
3h 26m
No alerts
Replay Analysis
N47293BOEING Boeing 737 MAX 8
→
01/11/2026
3h 23m
No alerts
Replay Analysis
N27268BOEING Boeing 737 MAX 8
→
12/28/2025
3h 24m
No alerts
Replay Analysis
N57299BOEING Boeing 737 MAX 8
→
12/21/2025
3h 14m
No alerts
Replay Analysis
N17289BOEING Boeing 737 MAX 8
→
12/14/2025
3h 42m
No alerts
Replay Analysis
N17355BOEING Boeing 737 MAX 8
→
12/07/2025
3h 29m
No alerts
Replay Analysis
N37313BOEING Boeing 737 MAX 8
→
11/30/2025
3h 42m
No alerts
Replay Analysis
N37354BOEING Boeing 737 MAX 8
→
11/23/2025
3h 29m
No alerts
Replay Analysis
N17329BOEING Boeing 737 MAX 8
→
11/16/2025
3h 37m
No alerts
Replay Analysis
N17362BOEING Boeing 737 MAX 8
→
11/09/2025
3h 30m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window