1C12 0830 Gatwick Airport to Portsmouth Harbour and Bognor Regis
Departing on 10th January 2026

operated by
Southern
12 coaches
Gatwick Airport - Horsham
377406
377439
377137
4 coaches
Horsham - Portsmouth Harbour
377406
GBTT
WTT
RTTRealtime
Route
Mi.Ch
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
0.00
Gatwick Airport [GTW]
½
Pathed as Electric multiple unit at 100mph
1
0830
0830
0830
DS
0.67
pass
0832
pass
0831¾
2.54
Three Bridges [TBD]
Service stops to pick up passengers only
2
0836
0835
0836
0835¾
0836
DS
DH
4.02
2
0839
0840
0839
0840
0839
0839¾
5.19
2
0843
0843
0842½
0843½
0842
0842
-1
7.61
pass
0846½
No report
10.03
2
0849
0850
0849
0850
0848
0849
-1
11.09
Horsham [HRH]
Service divides here
4
0853
0901
0853
0901
0852½
0900¾
13.40
2
pass
0904
pass
0903½
18.24
2
pass
0908½
pass
0907½
23.33
2
pass
0913
pass
0912¼
28.15
2
pass
0918
pass
0916½
-1
31.61
2
pass
0921½
pass
0919¼
-2
33.28
pass
0923
pass
0922¼
DH
DM
33.58
pass
0924
pass
0923
34.02
2
pass
0924½
pass
0923½
36.56
2
0929
0930
0928½
0930
0927½
0929¾
DB
42.78
2
0937
0938
0937
0938
0936¾
0937¾
DB
44.39
2
0941
0941
0940½
0941
0940¼
0941¼
45.70
2
0944
0945
0944
0945
0943½
0944¾
47.41
2
0948
0948
0948
0948½
0947¼
0948¼
48.43
2
0951
0951
0950½
0951½
0950¼
0950¾
49.77
2
0954
0954
0954
0954½
0952¾
0954
51.13
2
0957
0957
0957
0957½
0956
0956¾
51.67
2
0959
1001
0959
1001
0958½
1000¾
DM
52.41
2
pass
1002½
pass
1001¾
54.65
pass
1006½
pass
1004
-2
55.30
pass
1007
pass
1004¾
-2
DM
55.68
2
1008
1008
1008
1008½
1006¾
1007¾
57.66
pass
1011
pass
1010¾
DM
UDF
58.11
2
1012
1013
1012
1013
1011¾
1012¾
58.77
2
1016
1016
1015½
1016½
1015½
1016¼
DM
59.63
3
1020
1020
1020¾
DM