Bus Southampton - Nottingham prices from $21.53

East Midlands Railway is a train operating company that provides passenger services across the East Midlands region of England. It was formed in 2019, taking over the franchise previously operated by East Midlands Trains. The company operates services on routes including London St Pancras to Sheffield, Nottingham to Liverpool, and Norwich to Liverpool. East Midlands Railway also operates local services within the East Midlands, connecting towns and cities such as Derby, Leicester, and Lincoln.

Great Western Railway (GWR) is a British railway company that operates passenger services between London and the southwest of England, as well as parts of Wales. It was founded in 1833 and was originally known as the Great Western Railway Company. GWR is now owned by FirstGroup. The company is known for its iconic green livery and its historic steam locomotives, including the famous Flying Scotsman.

London North Eastern Railway (LNER) is a train operating company in the United Kingdom that operates intercity services on the "East Coast Main Line" between London, Yorkshire, the North East and Scotland. It was formed in 2018 as a result of the UK government's decision to terminate the franchise of Virgin Trains East Coast. LNER is owned by the Department for Transport and managed by the operator of the East Coast Partnership, a joint venture between infrastructure company Network Rail and train operator FirstGroup. LNER operates a fleet of electric and diesel trains, including the Azuma, which is the fastest train in the UK.

Megabus is a low-cost intercity bus service that operates in North America, Canada, and Europe. It was founded in 2003 and is owned by Stagecoach Group, a multinational transport company. Megabus retains its own brand in Britain and North America, but in Continental Europe, including France, Germany, Belgium, Spain, Italy, and the Netherlands, its services have been rebranded as Flixbus since the acquisition by a German company in June 2016.

National Express is a British multinational public transport company that operates bus, and rail services in the UK, Europe, North Africa, and North America. The company was founded in 1972 and has its headquarters in Birmingham, UK. National Express operates a fleet of over 1,600 buses, serving over 900 destinations across the UK. The company also operates rail services in the UK, including the East Anglia franchise.

South Western Railway (SWR) is a train operating company in the United Kingdom that operates passenger services in South West England and parts of Southern England. It was formed in 2017 as a result of the merger of South West Trains and the Island Line Trains. SWR operates services to major cities such as London, Bristol, Southampton, and Portsmouth, as well as smaller towns and villages in the region. The company operates a fleet of modern trains, including electric and diesel multiple units, and provides a range of ticketing options, including season tickets, advance purchase tickets, and flexible fares. SWR is owned by FirstGroup and MTR Corporation.