The time shown on the Heathrow website corresponds to the take-off time. The departure time shown on the BA website corresponds to the time it left the gate.
Results from ExpertFlyer.com
Code:
Flight Status Search:
Departing on 26/10/16
Flying BA flight 1388
Flight Status Depart Location Depart Date Reliability Arrive Location Arrive Date
LHR Scheduled: 26/10/16 11:50 AM MAN Scheduled: 26/10/16 12:55 PM
BA 1388 En Route Term: 5 Estimated: 26/10/16 12:23 PM 81% / 13m Term: 3 Estimated: 26/10/16 1:35 PM
Gate: A4 Actual: 26/10/16 12:23 PM Gate: Actual:
Comments:
"DOBA1388/26OCT
* OPERATIONAL FLIGHT INFO * BA1388 0 WE 26OCT16
CITY INFO HOUR (LOCAL)
LHR ESTIMATED TIME OF DEPARTURE 1215
LEFT THE GATE 1223
TOOK OFF 1252
DELAY ZY
DELAY ZO
ESTIMATED TIME OF ARRIVAL 1335 MAN
*1A PLANNED FLIGHT INFO* BA1388 0 WE 26OCT16
APT ARR DY DEP DY CLASS/MEAL EQP GRND EFT TTL
LHR 1150 WE JCDRIYBHKML/S 320 1:05
VNQOSG/S
MAN 1255 WE 1:05
VNQOSG/S
COMMENTS-
1.LHR MAN - MEMBER OF ONEWORLD
2.LHR MAN - DEPARTS TERMINAL 5
3.LHR MAN - ARRIVES TERMINAL 3
4.LHR MAN - 9/ NON-SMOKING
5.LHR MAN - ET/ ELECTRONIC TKT CANDIDATE
6.LHR MAN - SINGLE CABIN ECONOMY CLASS SERVICE
7.LHR MAN - DIGITAL PHOTOGRAPH TAKEN BY SECURITY ON DEPARTURE
8.LHR MAN - CO2/PAX* 51.25 KG ECO, 51.25 KG PRE
(*):SOURCE:ICAO CARBON EMISSIONS CALCULATOR
CONFIGURATION-
320 C 168
>"