To travel from Peebles to Newry, you must take a bus to Edinburgh, travel to Cairnryan, cross the Irish Sea by ferry, and then take a bus from Belfast to Newry. The total journey time is approximately 7 hours. It is a straightforward route once you reach the ferry terminal.
Total Distance: 260 km driving distance, 210 km air distance.
The bus from Belfast to Newry is a regular service operated by Translink.
Spring for the best weather to visit the Mourne Mountains nearby.