Bus from Cosham to Southsea (Portsmouth)
4 direct routes · 35–48 min · first bus 04:25, last bus 23:30 (weekdays); the 23 and 2 run 24 hours.
Next buses to Southsea (Portsmouth) as of 11:07
Scheduled times at the boarding stop in Cosham, from the operators' timetables — they update automatically. Open the stop for live tracking.
Direct routes
| Route | Operator | Journey time | Weekday journeys | Days | First | Last | Board at | Get off at | Calls at |
|---|---|---|---|---|---|---|---|---|---|
| 23 | Stagecoach South | ~38 min | 97 | Sat 88 · Sun 62 | 24 hours | Highbury Buildings (Stand D) | The Circle (SE-bound) | — | |
| 2 | First Portsmouth, Fareham & Gosport | ~38 min | 86 | Sat 75 · Sun 58 | 24 hours | First Avenue (Stand K) | Albert Road Lights (W-bound) | — | |
| 3 | First Portsmouth, Fareham & Gosport | ~48 min | 80 | Sat 71 · Sun 49 | 04:43 | 23:30 | First Avenue (Stand K) | The Circle (SE-bound) | — |
| 18 | Stagecoach South | ~35 min | 48 | Sat 45 · Sun 31 | 04:25 | 23:14 | First Avenue (Stand K) | St. Judes Church (W-bound) | — |
Times are for the first boarding point in Cosham on each route's weekday timetable — open the route for the full timetable, live map and every stop.
The same number runs elsewhere in the UK — see every 23 bus, 2 bus, 3 bus or 18 bus timetable.
Fares from Cosham to Southsea
- £3.00 adult single on the 23 and 18 (Stagecoach South) and the 2 and 3 (First Portsmouth, Fareham & Gosport)
Between the stops in the table above. The operators' own published fares, from the Bus Open Data Service; check with the operator before you travel.
Frequently asked questions
Which bus goes from Cosham to Southsea?
4 routes run directly from Cosham to Southsea: the 23 (Stagecoach South), the 2 (First Portsmouth, Fareham & Gosport), the 3 (First Portsmouth, Fareham & Gosport), the 18 (Stagecoach South). The most frequent is the 23, 97 times each weekday — board at Highbury Buildings (Stand D) and get off at The Circle (SE-bound), about 38 minutes.
How long does the bus take from Cosham to Southsea?
Between 35 minutes on the 18 and 48 on the 3, depending on which route you catch and on traffic.
What time is the first and last bus from Cosham to Southsea?
On weekdays the first direct bus leaves around 04:25 and the last around 23:30 — and the 23 and 2 run 24 hours. Check the route timetables for weekends.
How much is the bus from Cosham to Southsea?
Adult singles from Cosham to Southsea: £3.00 on the 23 and 18 (Stagecoach South) and the 2 and 3 (First Portsmouth, Fareham & Gosport). Prices are the operators' own published fares on the Bus Open Data Service — check with the operator before you travel. Most single fares in England are capped at £3 until 31 December 2026, then £2 from 1 January 2027.