United Airlines UA3521 Flight Status
According to Trip.com latest record on status for United Airlines flight UA3521 from Buffalo to New York (BUF-EWR): Flights for Mar 19, 2026 are scheduled, with the next departure slated for 06:00 from BUF and an expected arrival at 06:49 at EWR .
Wed, Mar 18
Thu, Mar 19
Fri, Mar 20
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Arrived
The flight arrived 40m early.
1h 38m
Check-in Counter
--
Boarding Gate
11
Arrival Gate
C114
Baggage
8
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Scheduled
Your flight will depart on time.
1h 38m
Check-in Counter
--
Boarding Gate
11
Arrival Gate
84
Baggage
8
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Scheduled
Your flight will depart on time.
1h 38m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
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UA3521
Track the Previous Flight Status: Arrived at Buffalo
UA3404
|
New York (NYC) 
Buffalo (BUF)
Buffalo (BUF)Scheduled: 23:56
|
31m early
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UA3521 Aircraft Specifications
Embraer 175
On-Time Departure
92%
On-Time Arrival
92%
Avg. Early
14 minutes
Aircraft Age
10y, 1m
Total Seats
76
Flight Distance
--
Economy
First
Premium Economy
Cabin Amenities
None
Inflight entertainment is available
Wi-Fi is available
No power outlets are available
Seat Information
79 cm
Legroom
46 cm
Seat width
100°
Reclining Angle
2-2
Seat layout example
Cabin Amenities
Snacks
Inflight entertainment is available
Wi-Fi is available
Power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width
120°
Reclining Angle
1-2
Seat layout example
Cabin Amenities
None
Inflight entertainment is available
Wi-Fi is available
No power outlets are available
Seat Information
86 cm
Legroom
46 cm
Seat width
105°
Reclining Angle
2-2
Seat layout example
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UA3521 Flight History
Trip.com historical records show that the last UA3521 flight departed on Wed, Mar 18 from BUF at approximately 06:05. This flight is expected to arrrive in EWR at 06:58.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Mar 14 | Buffalo (BUF) | New York (EWR) | E75L | 10:20 | 11:08 | Arrived |
| Sun, Mar 15 | Buffalo (BUF) | New York (EWR) | E75L | 06:15 | 07:09 | Arrived |
| Mon, Mar 16 | Buffalo (BUF) | New York (EWR) | E75L | 06:07 | 06:59 | Arrived |
| Tue, Mar 17 | Buffalo (BUF) | New York (EWR) | E75L | 06:25 | 07:18 | Arrived |
| Wed, Mar 18 | Buffalo (BUF) | New York (EWR) | E75L | 06:05 | 06:58 | Arrived |
| Thu, Mar 19 | Buffalo (BUF) | New York (EWR) | E75L | 06:00 | 06:49 | Scheduled |
| Fri, Mar 20 | Buffalo (BUF) | New York (EWR) | E75L | 06:00 | 07:38 | Scheduled |
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UA3521 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA3521 is 92% (Late on average 33 minutes), and the on-time arrival rate is 92% (Early on average 14 minutes).
On-Time Departures
Punctuality
92%
Late on average 33 minutes
Early
0%
On time
92%
30 mins late
0%
60 mins late
0%
90 mins late
8%
Cancelled
8%
On-Time Arrivals
Punctuality
92%
Early on average 14 minutes
Early
92%
On time
0%
30 mins late
0%
60 mins late
0%
90 mins late
8%
Cancelled
8%
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When You Land: New York Weather & Time Zone
Clear
|
-°C - 2°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Buffalo 06:49| New York 06:49
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