Originally Posted by PETER01

Hopefully BA will get you re-booked and best to be pre-armed with flight info if you can. At times like this a subscription to Expertflyer, even for a month can be extremely useful. I'll post more in the next few minutes so bear with me please.

The Japan office opens at midnight our time here in the UK. Try this number, 0081 33 2985238

You may get routed through to India as I have done before. Or you could use Twitter explaining your situation and see if they can reach out and assist you. On Expert Flyer everything seems zeroed out except as below.

So, until one of the more experienced than me pops along I can see.

BA 1387
MAN 03/03/18 12:15 PM
LHR 03/03/18 1:25 PM
319
Daily
69% / 32m
J1 C1 D1 R1 I0 Y9 B9 H6 K3 M0 L0 V0
N0 Q0 O0 S0 G9

================================================== ======

VS 11
LHR 03/03/18 4:45 PM
BOS 03/03/18 7:15 PM
333
Daily
36% / 27m
J4 C0 D0 I0 Z0 W3 S0 H0 K0 Y1 B0 R0
L0 U0 M0 E0 Q0 X0 N0 O0