UA4593 United Airlines - Flight Status
Below, you can find details about United Airlines flight UA4593, which currently operates between the airports of Newark - Newark Liberty International Airport (Airport Code EWR) and Buffalo - Buffalo Niagara International Airport (Airport Code BUF).
This flight data pertains specifically to the flight's details for Saturday, February 21, 2026.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights UA4593
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights UA4593
UA4593 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions. Flight Status
UA4593 United Airlines to Buffalo
Scheduled - On-time
Flight Status for Saturday February 21, 2026
This flight was also scheduled for Yesterday (February 20, 2026). See it here
This flight is also scheduled for Tomorrow (February 22, 2026). See it here
Scheduled - On-time
Flight Status for Saturday February 21, 2026
Airline information
United Airlines
Equipment: Canadair (Bombardier) Regional Jet 550
Departure
Newark (EWR)
February 21, 2026
Newark Liberty International Airport
Estimated Departure Time:
09:00 am
Terminal:
C
Gate:
C111
Scheduled Departure Time: 09:00 am
Arrival
Buffalo (BUF)
February 21, 2026
Buffalo Niagara International Airport
Estimated Arrival Time:
10:33 am
Terminal:
-
Gate:
-
Scheduled Arrival Time: 10:33 am
Disclaimer
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Additional Information
Which is the frequency of flight UA4593?
The flight UA4593 is scheduled to flight on Monday, Wednesday, Thursday, Friday, Saturday, Sunday on a weekly basis.
Which is the distance of flight UA4593?
The distance between the two airports is 281 miles.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
The flight UA4593 is scheduled to flight on Monday, Wednesday, Thursday, Friday, Saturday, Sunday on a weekly basis.
Which is the distance of flight UA4593?
The distance between the two airports is 281 miles.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
Alternative Flights
The following airline serve the same route between Newark and Buffalo:
United Airlines - Flight Number: UA4401. (On Time performance: 87 - Average Delay: 16 minutes)
United Airlines - Flight Number: UA4401. (On Time performance: 87 - Average Delay: 16 minutes)
Punctuality and delays
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Last Past Flights UA4593
Date
Departure
Arrival
Duration
Aircraft
Status
Friday
20 February
20 February
08:35 am
Newark (EWR)
Newark (EWR)
09:57 am
Buffalo (BUF)
Buffalo (BUF)
01h 22min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Thursday
19 February
19 February
08:40 am
Newark (EWR)
Newark (EWR)
10:09 am
Buffalo (BUF)
Buffalo (BUF)
01h 29min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Wednesday
18 February
18 February
08:35 am
Newark (EWR)
Newark (EWR)
10:13 am
Buffalo (BUF)
Buffalo (BUF)
01h 38min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Tuesday
17 February
17 February
08:37 am
Newark (EWR)
Newark (EWR)
11:15 am
Rochester (ROC)
Rochester (ROC)
02h 38min
Canadair (Bomb
Canadair (Bomb
Landed - DIVERTED
Monday
16 February
16 February
08:42 am
Newark (EWR)
Newark (EWR)
10:09 am
Buffalo (BUF)
Buffalo (BUF)
01h 27min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Sunday
15 February
15 February
08:40 am
Newark (EWR)
Newark (EWR)
10:00 am
Buffalo (BUF)
Buffalo (BUF)
01h 20min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Saturday
14 February
14 February
08:56 am
Newark (EWR)
Newark (EWR)
10:23 am
Buffalo (BUF)
Buffalo (BUF)
01h 27min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Friday
13 February
13 February
08:40 am
Newark (EWR)
Newark (EWR)
09:54 am
Buffalo (BUF)
Buffalo (BUF)
01h 14min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Thursday
12 February
12 February
10:10 am
Newark (EWR)
Newark (EWR)
11:26 am
Buffalo (BUF)
Buffalo (BUF)
01h 16min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed