UCA4270

UNITED AIRLINES INC · BUF → IAD

UCA4270 is operated by UNITED AIRLINES INC between Buffalo Niagara International Airport (KBUF) and Washington Dulles International Airport (KIAD). The flight is most often flown by a EMBRAER Embraer ERJ 145 XR. Typical block time is 1h 6m. SkyMeter has observed 113 legs of this flight number via ADS-B.

✈
FLIGHTS
113
last 90 days
⏱
AVG DURATION
1h 6m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 8/15/2026
first → last seen
🗺
ROUTES / TYPES
6 / 1
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

4
KBUF → KIAD
56
avg 57m · Buffalo Niagara → Washington Dulles
KIAD → KMHT
42
avg 1h 22m · Washington Dulles → Manchester-Boston
NK63 → KIAD
3
avg 59m · Mercy Hospital Heliport → Washington Dulles
KBQR → KIAD
3
avg 53m · Buffalo Lancaster → Washington Dulles

Aircraft types

Equipment used on this number

1
E45X EMBRAER Embraer ERJ 145 XR
131

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 UCA4270

30
N14148EMBRAER Embraer ERJ 145 XR
→
8/15/2026
1h 34m
No alerts
Replay Analysis
N12175EMBRAER Embraer ERJ 145 XR
→
8/14/2026
1h 15m
No alerts
Replay Analysis
N33182EMBRAER Embraer ERJ 145 XR
→
8/10/2026
52m
No alerts
Replay Analysis
N12142EMBRAER Embraer ERJ 145 XR
→
8/9/2026
1h 23m
No alerts
Replay Analysis
N12142EMBRAER Embraer ERJ 145 XR
→
8/9/2026
51m
No alerts
Replay Analysis
N12142EMBRAER Embraer ERJ 145 XR
→
8/8/2026
6m
No alerts
Replay Analysis
N12142EMBRAER Embraer ERJ 145 XR
→
8/8/2026
58m
No alerts
Replay Analysis
N12160EMBRAER Embraer ERJ 145 XR
→
8/7/2026
1h 30m
No alerts
Replay Analysis
N23139EMBRAER Embraer ERJ 145 XR
→
8/7/2026
54m
No alerts
Replay Analysis
N12195EMBRAER Embraer ERJ 145 XR
→
8/6/2026
52m
No alerts
Replay Analysis
N13202EMBRAER Embraer ERJ 145 XR
→
8/5/2026
57m
No alerts
Replay Analysis
N12142EMBRAER Embraer ERJ 145 XR
→
8/4/2026
53m
No alerts
Replay Analysis
N14203EMBRAER Embraer ERJ 145 XR
→
8/3/2026
1h 15m
No alerts
Replay Analysis
N11193EMBRAER Embraer ERJ 145 XR
→
8/3/2026
1h 24m
No alerts
Replay Analysis
N21129EMBRAER Embraer ERJ 145 XR
→
8/2/2026
1h 0m
No alerts
Replay Analysis
N12195EMBRAER Embraer ERJ 145 XR
→
8/1/2026
1h 23m
No alerts
Replay Analysis
N14153EMBRAER Embraer ERJ 145 XR
→
8/1/2026
57m
No alerts
Replay Analysis
N11165EMBRAER Embraer ERJ 145 XR
→
7/31/2026
1h 34m
No alerts
Replay Analysis
N21129EMBRAER Embraer ERJ 145 XR
→
7/31/2026
54m
No alerts
Replay Analysis
N14158EMBRAER Embraer ERJ 145 XR
→
7/30/2026
1h 6m
No alerts
Replay Analysis
N14158EMBRAER Embraer ERJ 145 XR
→
7/29/2026
1h 19m
No alerts
Replay Analysis
N14148EMBRAER Embraer ERJ 145 XR
→
7/27/2026
1h 22m
No alerts
Replay Analysis
N12135EMBRAER Embraer ERJ 145 XR
→
7/27/2026
43m
No alerts
Replay Analysis
N12135EMBRAER Embraer ERJ 145 XR
→
7/26/2026
49m
No alerts
Replay Analysis
N12135EMBRAER Embraer ERJ 145 XR
→
7/26/2026
6m
No alerts
Replay Analysis
N17196EMBRAER Embraer ERJ 145 XR
→
7/26/2026
1h 17m
No alerts
Replay Analysis
N11199EMBRAER Embraer ERJ 145 XR
→
7/26/2026
58m
No alerts
Replay Analysis
N21154EMBRAER Embraer ERJ 145 XR
→
7/25/2026
1h 20m
No alerts
Replay Analysis
N21154EMBRAER Embraer ERJ 145 XR
→
7/25/2026
57m
No alerts
Replay Analysis
N11199EMBRAER Embraer ERJ 145 XR
→
7/24/2026
1h 17m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window