Bus from Portchester to Cosham
3 direct routes · 15–31 min · first bus 04:19, last bus 23:07 (weekdays).
Next buses to Cosham as of 09:59
Scheduled times at the boarding stop in Portchester, 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 |
|---|---|---|---|---|---|---|---|---|---|
| 3 | First Portsmouth, Fareham & Gosport | ~31 min | 80 | Sat 72 · Sun 98 | 04:19 | 23:07 | Birdwood Grove (opp) | First Avenue (Stand K) | — |
| SD4 | First Portsmouth, Fareham & Gosport | ~15 min | 1 | weekdays only | 08:49 | 08:49 | Birdwood Grove (opp) | First Avenue (Stand K) | — |
| SD5 | First Portsmouth, Fareham & Gosport | ~16 min | 1 | weekdays only | 08:51 | 08:51 | Birdwood Grove (opp) | First Avenue (Stand K) | — |
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.
The same number runs elsewhere in the UK — see every 3 bus or SD4 bus timetable.
Fares from Portchester to Cosham
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 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). The most frequent is the 3, 80 times each weekday — board at Birdwood Grove (opp) and get off at First Avenue (Stand K), about 31 minutes.
How long does the bus take from Portchester to Cosham?
Between 15 minutes on the SD4 and 31 on the 3, depending on which route you catch and on traffic.
What time is the first and last bus from Portchester to Cosham?
On weekdays the first direct bus leaves around 04:19 and the last around 23:07. Check the route timetables for weekends.
How much is the bus from Portchester to Cosham?
Adult singles from Portchester to Cosham: £3.00 on the 3 and SD4 (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.