FR24 are currently showing 2 SOU and 4 GCI. I guess a key question is "how full are these flights?".
08:05 GR202 Guernsey (GCI) Aurigny Air Services D28 Scheduled
10:05 GR504 Southampton (SOU) Aurigny Air Services D28 Scheduled
11:50 GR232 Guernsey (GCI) Aurigny Air Services D28 Scheduled
15:35 GR262 Guernsey (GCI) Aurigny Air Services D28 Scheduled
17:55 GR564 Southampton (SOU) Aurigny Air Services D28 Scheduled
18:15 GR284 Guernsey (GCI) Aurigny Air Services D28 Scheduled