This is a list of bus routes in the Southampton area.
| Route | Start | End | Via | Operator |
| 1 | Southampton | Winchester Bus Station | Chandler's Ford, Otterbourne, St. Cross | Bluestar |
| 1/1A | City Centre | Weston | Woolston | First Hampshire & Dorset |
| 2 | Southampton | Fair Oak | Swaythling, Eastleigh | Bluestar |
| 3 | City Centre | Townhill Park | S Hants Hospital, Portswood | First Hampshire & Dorset |
| 3 | Southampton | Botley | Bitterne, Hedge End | Bluestar |
| 4 | Southampton | Romsey | Shirley, Nursling, North Baddesley | Bluestar |
| 4 | City Centre | Totton | Millbrook | First Hampshire & Dorset |
| 5 | City Centre | Lord's Hill Centre | General Hospital | First Group Hampshire |
| 7/7A | City Centre | Burgess Road | Portswood | First Hampshire & Dorset |
| 7 | Southampton | Bishop's Waltham | Northam, Bitterne, West End, Horton Heath | Brijan Tours |
| 8 | Midanbury | Lord's Hill Centre | Woolston, City Centre | First Hampshire & Dorset |
| 8A | Hedge End | City Centre | Bitterne, City Centre | First Hampshire & Dorset |
| 8 | Southampton | Hythe | Totton, Marchwood, Applemore | Bluestar |
| 9 | Southampton | Blackfield, Calshot, Langley | Applemore, Hythe, Blackfield | Bluestar |
| 9/9A | City Centre | Thornhill | Bitterne | First Hampshire & Dorset |
| 10 | Thornhill | Lord's Hill Centre | Woolston, City Centre | First Hampshire & Dorset |
| 10A | Thornhill | Lord's Hill Centre | Woolston, City Centre | First Hampshire & Dorset |
| 10 | Southampton | Cadnam | Totton, Bartley | Bluestar |
| 11 | Southampton | Cadnam | Totton, Calmore | Bluestar |
| 11A | City Centre | City Centre | Woolston, Butts Road, Bitterne | First Hampshire & Dorset |
| 11C | City Centre | City Centre | Bitterne, Butts Road, Woolston | First Hampshire & Dorset |
| 12A | City Centre | City Centre | Woolston, Montague Avenue, Bitterne | First Hampshire & Dorset |
| 12C | City Centre | City Centre | Bitterne, Montague Avenue, Woolston | First Hampshire & Dorset |
| 12 | Southampton | Calmore | Millbrook, Totton | Bluestar |
| 13 | City Centre | Sholing | Northam, Bitterne | First Hampshire & Dorset |
| 14/14A | City Centre | Bitterne | Swaythling | First Hampshire & Dorset |
| 15 | Weston | Bitterne | Thornhill | Bluestar |
| 16 | City Centre | Hamble | Woolston | First Hampshire & Dorset |
| 16A | City Centre | Hedge End | Woolston, Hamble, Lowford | First Hampshire & Dorset |
| 17 | Lord's Hill Centre | City Centre | Shirley | First Hampshire & Dorset |
| 17A | Lord's Hill Centre | City Centre | General Hospital, Shirley, | First Hampshire & Dorset |
| 18 | Millbrook | Thornhill | Southampton, Bitterne | Bluestar |
| 21 | South Hampshire Hospital | Hillyfields | City Centre, Shirley, Lord's Hill Centre | First Hampshire & Dorset |
| 21A | South Hampshire Hospital | Nursling | City Centre, General Hospital, Hillyfields | First Hampshire & Dorset |
| 22 | South Hampshire Hospital | Lords Hill Centre | Southampton, Shirley, Aldermoor | First Hampshire & Dorset |
| 24 | City Centre | Hursley Park | Bassett, Chilworth, Chandler's Ford | First Hampshire & Dorset |
| 35 | Southampton | Ringwood | Lyndhurst, Burley | Wilts & Dorset |
| 56 | Southampton | Lymington | Totton, Lyndhurst, Brockenhurst | Wilts & Dorset |
| 72 | City Centre | Gosport Ferry | Lowford, Locks Heath, Lee | First Hampshire & Dorset |
| 78 | City Centre | Fareham Bus Station | Bitterne, Locks Heath | First Hampshire & Dorset |
| 79 | City Centre | Fareham Bus Station | Windhover Tesco, Locks Heath | First Hampshire & Dorset |
| 80 | City Centre | Fareham Bus Station | Lowford, Locks Heath | First Hampshire & Dorset |
| A | Boorley Green | Eastleigh | Botley, Hedge End, West End, Mansbridge, Southampton Airport (Parkway), Barton Peveril College | Velvet |
| City Link | Rail Station | Town Quay | City Centre | Bluestar |
| N1 | Southampton | Fryern Hill or Winchester (r) | Bassett, Chandler's Ford, Compton (r) | Nightstar (Bluestar) |
| N2 | Southampton | Eastleigh or Fair Oak (r) | Swaythling, Bishopstoke (r) | Nightstar (Bluestar) |
| N6 | Southampton | Hedge End | Bitterne, West End | Nightstar (Bluestar) |
| N9 | Southampton | Central Station or Fawley (r) | Applemore (r), Hythe (r) | Nightstar (Bluestar) |
| N16 | Southampton | Bursledon | Netley, Hamble | Nightstar (Bluestar) |
| N18 | Southampton | Hedge End | Bitterne, Hightown | Nightstar (Bluestar) |
| N19 | Southampton | Lord's Hill Centre | Shirley, Millbrook | Nightstar (Bluestar) |
| U1 | Airport Parkway Station | Dock Gate 4 | Highfield Campus, City Centre | Uni-link |
| U2 | Bassett Green | Civic Centre | Highfield Campus, The Avenue | Uni-link |
| U6 | General Hospital | Dock Gate 4 | Highfield Campus, South Hants Hospital | Uni-link |
| U9 | Coxford Road | Townhill Park | Highfield Campus | Uni-link |
| 032 | Southampton | London Victoria | Winchester/Basingstoke | National Express Coaches |
| X7 | Southampton | Salisbury | Totton, Whiteparish, Alderbury | Wilts & Dorset |
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