20 Swansea Bus Station ↔ Derlwyn Spar Shop
Operated by First South & West Wales. First bus 06:40, last bus 23:16. 58 journeys on weekdays.
Timetable
Times are shown at the route's main timing stops — buses serve all stops in between. For times at your exact stop, open the stop's own page.
| Swansea Bus Station Stand R | 08:00 | 08:22 | 09:22 | 10:22 | 10:35 | 11:22 | 11:35 | 12:22 | 12:35 | 13:22 | 13:35 | 14:22 | 14:35 | 15:25 | 15:35 | 16:25 | 16:35 | 17:25 | 17:35 | 18:05 | 18:25 | 18:45 | 19:50 | 19:50 | 21:20 | 21:20 | 22:50 | 22:50 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Uplands Post Office 1 (at) | 08:08 | 08:30 | 09:30 | 10:30 | 10:41 | 11:30 | 11:42 | 12:30 | 12:42 | 13:30 | 13:42 | 14:30 | 14:42 | 15:34 | 15:42 | 16:34 | 16:42 | 17:34 | 17:42 | 18:12 | 18:33 | 18:53 | 19:57 | 19:57 | 21:27 | 21:26 | 22:56 | 22:57 |
| Sketty Cross (after) | 08:17 | 08:39 | 09:37 | 10:37 | 10:47 | 11:37 | 11:48 | 12:37 | 12:48 | 13:37 | 13:48 | 14:37 | 14:48 | 15:41 | 15:48 | 16:41 | 16:48 | 17:41 | 17:48 | 18:18 | 18:39 | 18:59 | 20:03 | 20:02 | 21:33 | 21:31 | 23:01 | 23:03 |
| Hen Dderwen (before) | 08:22 | 08:44 | 09:42 | 10:42 | 10:50 | 11:42 | 11:51 | 12:42 | 12:51 | 13:42 | 13:52 | 14:42 | 14:52 | 15:46 | 15:52 | 16:46 | 16:52 | 17:46 | 17:51 | 18:21 | 18:43 | 19:03 | 20:06 | 20:05 | 21:36 | 21:34 | 23:04 | 23:06 |
| Olchfa Comprehensive School (nr) | 08:27 | 08:48 | 09:47 | 10:47 | 10:53 | 11:47 | 11:54 | 12:47 | 12:54 | 13:47 | 13:55 | 14:47 | 14:55 | 15:52 | 15:55 | 16:52 | 16:55 | 17:51 | 17:54 | 18:24 | 18:47 | 19:06 | 20:10 | 20:08 | 21:39 | 21:37 | 23:07 | 23:09 |
| Killay Square (before) | · | 08:53 | 09:52 | 10:52 | 10:56 | 11:52 | 11:57 | 12:52 | 12:57 | 13:52 | 13:59 | 14:52 | 14:59 | 15:58 | 15:58 | 16:58 | 16:58 | 17:57 | 17:57 | 18:27 | 18:52 | 19:10 | 20:13 | 20:11 | 21:43 | 21:40 | 23:10 | 23:13 |
| Derlwyn Spar Shop (Before) | · | 08:58 | 09:57 | 10:57 | 10:59 | 11:57 | 12:00 | 12:57 | 13:00 | 13:57 | 14:02 | 14:57 | 15:02 | 16:03 | 16:01 | 17:03 | 17:01 | 18:03 | 18:00 | 18:30 | 18:57 | 19:14 | 20:16 | 20:14 | 21:46 | 21:43 | 23:13 | 23:16 |
Route map
All stops on route 20
20 towards Derlwyn Spar Shop
- Swansea Bus Station Stand R Swansea
- Christina Street (at) Swansea
- St George Hotel 1 (at) Swansea
- Belgrave Court 1 (at) Uplands
- Uplands Post Office 1 (at) Uplands
- Bernard Street (after) Uplands
- St Benedicts Church (o/s) Uplands
- Parc Beck (nr) Uplands
- Sketty Cross (at) Sketty
- Sketty Cross (after) Sketty
- Dillwyn Road (o/s Church) Sketty
- Admirals Walk (before) Sketty
- Sketty Park Drive (nr 88) Sketty
- Hen Dderwen (before) Sketty
- Hen Dderwen (after) Sketty
- Parkway Flats (before) Penyrheol
- Olchfa Comprehensive School (nr) Olchfa
- Armine Garage (before) Killay
- Commercial Hotel (o/s) Killay
- Killay Square (before) Killay
- Ridgeway (o/s 34) Killay
- Medical Centre (opp) Killay
- Goetre Fawr Road (nr 61) Killay
- Y Berllan (before) Killay
- Woodcote (after) Killay
- Broadmead (o/s 77) Dunvant
- Broadmead North (o/s 175) Dunvant
- Ashgrove (before) Dunvant
- Derlwyn Spar Shop (Before) Dunvant
- Hungry Horse (opp) Dunvant
- Dunvant Road (before) Dunvant
20 towards Swansea Bus Station
- Upper Killay Community Centre (opp) Upper Killay
- Summerland Park (nr) Upper Killay
- Edgemoor Close (before) Upper Killay
- Summerland Park Green (at) Upper Killay
- Pines Church (after) Upper Killay
- Edgemoor Close (after) Upper Killay
- Cila Primary School (opp) Upper Killay
- Railway Inn (after) Killay
- Gower Road (o/s 498) Killay
- Goetre Fawr Road (nr 61) Killay
- Medical Centre (opp) Killay
- Y Berllan (before) Killay
- Derlwyn Spar Shop (Before) Dunvant
- Derlwyn West (After) Dunvant
- Hungry Horse (opp) Dunvant
- Derlwyn Shops (after) Dunvant
- Bro Dirion (after) Dunvant
- Curry Close (after) Dunvant
- Derlwyn Hill (top) Dunvant
- Dunvant Park (opp) Killay
- Dunvant Petrol Station (opp) Killay
- Goetre Fawr Road (nr 63) Killay
- Hungry Horse (opp) Dunvant
- Broadmead (opp 171) Dunvant
- Ashgrove (after) Dunvant
- Broadmead (o/s 62) Dunvant
- Woodcote (after) Killay
- Ridgeway (o/s 77) Killay
- Killay Square (after) Killay
- Commercial Hotel (opp) Killay
- Armine Garage (before) Killay
- Olchfa Comprehensive School (nr) Olchfa
- Parkway Flats (o/s) Penyrheol
- Hen Dderwen (o/s) Sketty
- Sketty Park Drive (nr 53) Sketty
- Admirals Walk (after) Sketty
- Dillwyn Road West (opp 65) Sketty
- Sketty Cross (after) Sketty
- Parc Beck (nr) Uplands
- St Benedicts Church (after) Uplands
- Bernard Street (before) Uplands
- Uplands Square (at) Uplands
- St James Church (o/s) Uplands
- Brunel Court (o/s) Swansea
- Christina Street (on) Swansea
- Swansea Bus Station Stand R Swansea
Service history & registered changes
- 🆕 Registered effective 1 Nov 2026 Operating between Coventry and Nuneaton given service number 20 / 20A effective from 01 November 2026. To amend Timetable.
- 🆕 Registered effective 30 Aug 2026 Operating between Coventry and Nuneaton given service number 20 / 20A / 20B effective from 30 August 2026. To amend Timetable.
- New effective 30 Aug 2026 Norfolk & Norwich University Hospital → The Paddocks / Ivy Road
- 🆕 Registered effective 2 Aug 2026 Operating between Havant and Portsmouth given service number 20 effective from 02 August 2026. To amend Timetable.
From official Traffic Commissioner registrations. All service changes →
Towns & areas on this route
Frequently asked questions
What time is the first 20 bus?
The first 20 departure on weekdays leaves at 06:40 (check the full timetable below for your stop, as times vary along the route — weekend times can differ).
What time is the last 20 bus?
The last 20 on weekdays leaves its first stop at 23:16. Always check the timetable for your specific stop — later stops are reached after this time.
How much does the 20 bus cost?
The England fare cap doesn't apply in Wales — First South & West Wales sets the fares on the 20. Check their website or the Traveline Cymru fare finder for current prices.
Who runs the 20 bus?
The 20 is operated by First South & West Wales.
Timetable data from the operator via the DfT Bus Open Data Service. Check before you travel — services can change at short notice.