The driving time from Portsmouth to Luton Airport via London Luton Airport (LTN) is 2 hours 50 minutes by road. You can also find other options to travel from Portsmouth to Luton Airport via London Luton Airport (LTN) like bus, subway, tram, train and rail. To know the travel distances while planning a journey, find the
Distance from Portsmouth to Luton Airport via London Luton Airport (LTN)!