🚌 Bus from Portchester to Cosham
3 direct routes · about 26 min · first bus 04:21, last bus 14:23 (weekdays).
💷 Single fares on this journey are capped at £3 on participating routes
(England cap, until 31 Dec 2026 — then £2). Details →
Direct routes
| Route | Operator | Journey time | Weekday journeys | First | Last | Board at |
|---|---|---|---|---|---|---|
| 3 | First Portsmouth, Fareham & Gosport | ~26 min | 150 | 04:21 | 14:23 | The Seagull (SE-bound) |
| SD4 | First Portsmouth, Fareham & Gosport | ~13 min | 1 | 08:52 | 08:52 | The Seagull (SE-bound) |
| SD5 | First Portsmouth, Fareham & Gosport | ~13 min | 1 | 08:55 | 08:55 | The Seagull (SE-bound) |
Times are for the first boarding point in Portchester on each route's weekday timetable — open the route for the full timetable, live map and every stop.
Frequently asked questions
Which bus goes from Portchester to Cosham?
3 routes run directly from Portchester to Cosham: the 3 (First Portsmouth, Fareham & Gosport), the SD4 (First Portsmouth, Fareham & Gosport), the SD5 (First Portsmouth, Fareham & Gosport).
How long does the bus take from Portchester to Cosham?
Around 26 minutes on the 3, depending on time of day and traffic.
What time is the first and last bus from Portchester to Cosham?
On weekdays the first direct bus (the 3) leaves around 04:21 and the last around 14:23. Check the route timetable for weekends.
How much is the bus from Portchester to Cosham?
Most single fares in England are capped at £3 until 31 December 2026, then £2 from 1 January 2027.