
(UA) United Airlines 1644 Flight Details
On time | Scheduled
Departure
SJU
Luis Munoz Marin International Airport, PR
Flight Gate Times
18-Jan-2026
Scheduled
07:45
AST
Estimated
07:45
AST
Total Departure Delay: -
Flight Runway Times
18-Jan-2026
Scheduled
07:58
AST
Actual
--
Runway Delay: -
Terminal
B
Gate
B2
Craft Type
Boeing 737MAX 9 Passenger
7M9
Flight Time
Scheduled
5h 6m
Arrival
IAH
Houston George Bush Intercontinental Airport, TX, US
Flight Gate Times
18-Jan-2026
Scheduled
10:51
CST
Estimated
10:51
CST
Total Arrival Delay: -
Flight Runway Times
18-Jan-2026
Scheduled
10:42
CST
Actual
--
Runway Delay: -
Terminal
E
Gate
9
Baggage Claim
C9
Tail Number
N47412
Flight Time
Estimated
5h 6m
Flight Notes
Also marketed as (AC) Air Canada 3095, (NZ) Air New Zealand 9842
Event Timeline
Date
Event
Data Updated
18 Jan
01:49
21:49
19:49
Gate Adjustment
Arrival Gate changed from 19 to 9
18 Jan
01:49
21:49
19:49
Gate Adjustment
Arrival Gate changed from 9 to 19
17 Jan
20:55
16:55
14:55
Gate Adjustment
Arrival Gate changed from 8 to 9
17 Jan
18:25
14:25
12:25
Gate Adjustment
Arrival Gate changed from 10 to 8
17 Jan
16:55
12:55
10:55
Gate Adjustment
Arrival Gate changed to 10
Arrival Terminal changed from C to E
Baggage changed to C9
17 Jan
16:49
12:49
10:49
Time Adjustment
Estimated Gate Departure changed to Jan-18-2026 7:45 AM
Estimated Gate Arrival changed to Jan-18-2026 10:51 AM
Departure Gate changed to B2
Tail Number changed to N47412
17 Jan
11:51
07:51
05:51
Time Adjustment
Scheduled Runway Departure changed from Jan-18-2026 7:55 AM to Jan-18-2026 7:58 AM
Scheduled Runway Arrival changed from Jan-18-2026 10:21 AM to Jan-18-2026 10:42 AM
17 Jan
11:46
07:46
05:46
Time Adjustment
Scheduled Runway Departure changed to Jan-18-2026 7:55 AM
Scheduled Runway Arrival changed to Jan-18-2026 10:21 AM
Actual Equipment changed to 7M9
15 Jan
18:44
14:44
12:44
Record Created
15 Jan
18:44
14:44
12:44
Time Adjustment
Scheduled Gate Departure changed to Jan-18-2026 7:45 AM
Scheduled Gate Arrival changed to Jan-18-2026 10:51 AM
Departure Terminal changed to B
Arrival Terminal changed to C
Scheduled Equipment changed to 7M9