185.35 miles (298.3 kilometres)
23 miles taking this route: Take M2 to the NORTH from Belfast to A8 to LARNE at JUNCTION 4. Follow signs to A8 to LARNE. Take A8 to Larne.
About 260.
70 miles taking M2 to A6 via M22, then A6 to Londonderry.
43 miles following this route: Follow A24 from Belfast to A2 to NEWCASTLE in Clough. Continue straight on A2 to Kilkeel.