(UA) United Airlines 4866 Flight Details
On time | Scheduled
Departure
ROA
Roanoke-Blacksburg Regional Airport, VA, US
Flight Gate Times
21-Nov-2025
Scheduled
19:50
EST
Estimated
19:50
EST
Total Departure Delay: -
Flight Runway Times
21-Nov-2025
Scheduled
20:05
EST
Actual
--
Runway Delay: -
Terminal
-
Gate
-
Craft Type
Embraer EMB-145XR
E45
Flight Time
Scheduled
1h 14m
Arrival
IAD
Washington Dulles International Airport, VA, US
Flight Gate Times
21-Nov-2025
Scheduled
21:04
EST
Estimated
21:04
EST
Total Arrival Delay: -
Flight Runway Times
21-Nov-2025
Scheduled
20:57
EST
Actual
--
Runway Delay: -
Terminal
-
Gate
A5C
Baggage Claim
3
Tail Number
-
Flight Time
Estimated
1h 14m
Flight Notes
Operated by CommuteAir on behalf of United Airlines
Also marketed as (AC) Air Canada 3991, (AV) Avianca 2099, (LH) Lufthansa 8620
Event Timeline
Date
Event
Data Updated
21 Nov
02:09
21:09
21:09
Time Adjustment
Estimated Gate Departure changed to Nov-21-2025 7:50 PM
Estimated Gate Arrival changed to Nov-21-2025 9:04 PM
Arrival Gate changed to A5C
Baggage changed to 3
21 Nov
00:56
19:56
19:56
Time Adjustment
Scheduled Runway Departure changed from Nov-21-2025 7:53 PM to Nov-21-2025 8:05 PM
Scheduled Runway Arrival changed from Nov-21-2025 8:34 PM to Nov-21-2025 8:57 PM
Actual Equipment changed from ER4 to E45
21 Nov
00:51
19:51
19:51
Time Adjustment
Scheduled Runway Departure changed to Nov-21-2025 7:53 PM
Scheduled Runway Arrival changed to Nov-21-2025 8:34 PM
Actual Equipment changed to ER4
18 Nov
18:49
13:49
13:49
Record Created
18 Nov
18:49
13:49
13:49
Time Adjustment
Scheduled Gate Departure changed to Nov-21-2025 7:50 PM
Scheduled Gate Arrival changed to Nov-21-2025 9:04 PM
Scheduled Equipment changed to ERJ