Trearddur Bay is well served with public transport. There are 2 bus routes which pass through the village. These are:
- Route 4 & X4 (on Sunday only) to and from Holyhead and Llangefni via various local villages including Trearddur Bay.
- Route 23 to and from Holyhead and Rhoscolyn.
Bus service 4 (Holyhead - Llangefni via Trearddur Bay) (More info)
Bus service 23 (Holyhead - Rhoscolyn) (More info)
Local Taxi services (based in Holyhead) [Links]