21 Blackwood to Cwmbran via Crumlin, Pontypool
Operated by Stagecoach South Wales. Registered as running via Newbridge and Crumlin. First bus 07:00, last bus 18:55. 24 journeys on weekdays. Fares: adult single £1.40 to £8.60 — more.
Wanted a different 21? 59 other bus routes are numbered 21 elsewhere in the UK — see every 21 bus timetable by area.
| Stop | 07:40 | 08:45 | 09:45 | 10:50 | 11:50 | 12:50 | 13:50 | 14:50 | 15:50 | 16:50 | 17:50 | 18:55 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Blackwood Bus Station Stand 3 | 07:40 | 08:45 | 09:45 | 10:50 | 11:50 | 12:50 | 13:50 | 14:50 | 15:50 | 16:50 | 17:50 | 18:55 |
| Newbridge Hotel (before) | 07:50 | 08:55 | 09:55 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:05 |
| Llanhilleth Railway Station | 07:59 | 09:04 | 10:03 | 11:08 | 12:08 | 13:08 | 14:08 | 15:08 | 16:09 | 17:09 | 18:09 | 19:13 |
| Mill Court (after) | 08:07 | 09:12 | 10:11 | 11:15 | 12:15 | 13:15 | 14:15 | 15:15 | 16:16 | 17:16 | 18:16 | 19:20 |
| Town Hall 1 (at) | 08:25 | 09:28 | 10:27 | 11:31 | 12:31 | 13:31 | 14:31 | 15:32 | 16:33 | 17:32 | 18:31 | 19:34 |
| Panteg House (nr) | 08:34 | 09:36 | 10:35 | 11:39 | 12:39 | 13:39 | 14:39 | 15:40 | 16:41 | 17:40 | 18:38 | 19:41 |
| Cwmbran Bus Station Stand D1 | 08:47 | 09:46 | 10:45 | 11:49 | 12:49 | 13:49 | 14:49 | 15:50 | 16:51 | 17:50 | 18:48 | 19:51 |
Each column is one journey, headed by the time it sets off. Times are shown at the route's main timing stops — buses serve all stops in between. Switch a table to All stops for every stop it calls at, or open a stop's own page for live departures there.
Fares on the 21
Adult single £1.40 to £8.60 · Adult return £2.40 to £8.80 · Child return £1.60 to £6.20
Adult single fare table, stage to stage
| £3.70 | Pentwynmawr | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| £4.20 | £2.10 | C'dowsR.Lion | |||||||||||||||||
| £4.50 | £2.60 | £1.40 | Newbridge | ||||||||||||||||
| £4.70 | £3.20 | £2.50 | £2.10 | Crumlin | |||||||||||||||
| £6.50 | £4.90 | £4.70 | £3.10 | £1.90 | Llanhilleth | ||||||||||||||
| £6.50 | £4.90 | £4.70 | £3.10 | £3.10 | £1.50 | HorseShoeBnd | |||||||||||||
| £6.50 | £4.90 | £4.70 | £3.10 | £3.10 | £3.10 | £2.80 | Swffrwd | ||||||||||||
| £6.50 | £4.90 | £4.70 | £3.10 | £3.10 | £3.10 | £3.10 | £1.60 | Hafod Mill Ct | |||||||||||
| £6.50 | £4.90 | £4.70 | £3.10 | £3.10 | £3.10 | £3.10 | £1.60 | £1.60 | Hafod Hotel | ||||||||||
| £6.50 | £6.50 | £6.50 | £6.50 | £6.50 | £5.20 | £4.70 | £4.70 | £4.70 | £4.70 | Old Furnace | |||||||||
| £6.50 | £6.50 | £6.50 | £6.50 | £6.50 | £5.80 | £5.20 | £5.20 | £4.90 | £4.90 | £2.10 | Twmpath | ||||||||
| £6.50 | £6.50 | £6.50 | £6.50 | £6.50 | £6.30 | £5.80 | £5.80 | £4.90 | £4.90 | £3.40 | £2.10 | Pontypool TC | |||||||
| £6.50 | £6.50 | £6.50 | £6.50 | £6.50 | £6.30 | £5.80 | £5.80 | £4.90 | £4.90 | £3.40 | £2.10 | £2.10 | Pontymoile | ||||||
| £8.60 | £8.60 | £8.60 | £7.70 | £7.70 | £7.70 | £5.80 | £5.80 | £4.90 | £4.90 | £4.90 | £4.70 | £3.20 | £2.10 | Union Lane | |||||
| £8.60 | £8.60 | £8.60 | £7.70 | £7.70 | £7.70 | £5.80 | £5.80 | £4.90 | £4.90 | £4.90 | £4.70 | £4.20 | £2.90 | £2.10 | St Hildas Ch | ||||
| £8.60 | £8.60 | £8.60 | £7.70 | £7.70 | £7.70 | £5.80 | £5.80 | £4.90 | £4.90 | £4.90 | £4.90 | £5.30 | £4.20 | £3.20 | £2.60 | Sebastopol | |||
| £8.60 | £8.60 | £8.60 | £7.70 | £7.70 | £7.70 | £5.80 | £5.80 | £5.80 | £5.80 | £5.80 | £5.80 | £5.30 | £5.30 | £4.20 | £2.90 | £1.90 | ParcPanteg | ||
| £8.60 | £8.60 | £8.60 | £7.70 | £7.70 | £7.70 | £6.50 | £6.50 | £6.50 | £6.50 | £5.80 | £5.80 | £6.30 | £6.30 | £4.20 | £2.90 | £1.90 | £1.90 | Pontyrhydrun | |
| £8.60 | £8.60 | £8.60 | £7.70 | £7.70 | £7.70 | £6.80 | £6.80 | £6.80 | £6.80 | £6.50 | £6.50 | £6.30 | £6.30 | £6.30 | £4.70 | £4.70 | £3.70 | £2.90 | Cwmbran TC |
Read along the row of the stage you travel to, to the column below the stage you board at; the first stage is Blackwood.
Stagecoach's published fares on the Bus Open Data Service, in force from 1 September 2026. A fare stage is a group of neighbouring stops that are priced the same. Fares change — check with Stagecoach South Wales before you travel.
Tickets on the 21
Stagecoach South Wales publishes singles, day returns, day tickets and season tickets on this route for adults, children and young people.
Return Wales · Single Wales · Cwmbran DayRider · Day NetworkRider · Torfaen DayRider · Child TocynyCymru
…and 24 more tickets on this route.
A multi-operator ticket covers this route — it's valid on other companies' buses in the area too, which usually beats buying singles if you change buses.
Ticket types come from Stagecoach South Wales's own fares data on the Bus Open Data Service, last updated 3 September 2026. Prices for singles and returns are under Fares above; for the others, check with Stagecoach South Wales.
Christmas & bank holidays
These dates are not the usual timetable for the day they fall on. They come from the operator’s published data, which for Christmas and New Year is often late or incomplete, so check with Stagecoach South Wales before you travel. Everything above is an ordinary week.
Not published yet: Christmas Day, Boxing Day, 28 December and New Year's Day. Operators often publish festive timetables only a few weeks ahead, so check again nearer the date.
- Christmas Eve — Thursday, 24 December 2026 towards Cwmbran: 12 journeys, first 07:50 towards Blackwood: 12 journeys, first 07:05
- New Year's Eve — Thursday, 31 December 2026 towards Cwmbran: 12 journeys, first 07:50 towards Blackwood: 12 journeys, first 07:05
Route map
All stops on route 21
21 towards Cwmbran
All 44 stops
- Blackwood Bus Station Stand 3 Blackwood
- Blackwood Gate Retail Park (o/s) Blackwood
- Maes Gwyn (nr) Pentwynmawr
- Three Horseshoes (o/s) Pentwynmawr
- Coed Duon View (before) Pentwynmawr
- Pennar Close (before) Pentwynmawr
- The Red Lion (before) Newbridge
- Highfield Court (before) Newbridge
- Newbridge Hotel (before) Newbridge
- Co-op (before) Newbridge
- Beulah Baptist Church (after) Newbridge
- Masons Arms (before former) Newbridge
- North Road (o/s 76) Newbridge
- The Square (at) Crumlin
- Llanhilleth Railway Station Llanhilleth
- Llanhilleth Hotel (o/s) Llanhilleth
- Horseshoe Bend (at) Llanhilleth
- Keir Hardie Terrace (after) Swffryd
- Sofrydd Schools (o/s) Swffryd
- Rectory Road (before) Swffryd
- Mill Court (after) Hafodyrynys
- Hafodyrynys Hotel (o/s) Hafodyrynys
- Wash House (nr former) Cefn y Crib
- High Path (nr) Old Furnace
- Finers` Arms (nr) Old Furnace
- Waunwern Park (o/s) Lower Race
- Twympath (nr) Trosnant
- John Street (after) Trosnant
- Riverside (opp) Pontypool
- Park Road (opp Bank) Pontypool
- Town Hall 1 (at) Pontypool
- Trosnant Street (before) Trosnant
- Maesderwen (nr) Pontymoile
- Stafford Road Top (opp 97) Pontymoile
- Panteg Hospital (nr) Griffithstown
- St Mary Street (before) Griffithstown
- Panteg House (nr) Griffithstown
- Greenhill Road Middle (opp Age Concern) Sebastopol
- South Street (opp Gospel) Sebastopol
- Parc Panteg (nr) Sebastopol
- Avondale Close (after) Pontrhydyrun
- Ebenezer (nr) Pontnewydd
- Trussel Road (after) Northville
- Cwmbran Bus Station Stand D1 Cwmbran
21 towards Blackwood
All 50 stops
- Cwmbran Bus Station Stand F Cwmbran
- Llantarnam Grange (outside) Cwmbran
- Trussel Road (after) Northville
- Avondale Close (before) Pontrhydyrun
- Ashbridge (opp) Pontrhydyrun
- Parc Panteg (nr) Sebastopol
- South Street (at) Sebastopol
- Crown Inn (o/s) Sebastopol
- Greenhill Road Middle (o/s Age Concern) Sebastopol
- Panteg House (nr) Griffithstown
- St Mary Street (after) Griffithstown
- Panteg Hospital (after) Griffithstown
- Stafford Road Top (o/s 103) Pontymoile
- Maesderwen (nr) Pontymoile
- Builders Yard (opp) Pontymoile
- Trosnant Street (before) Trosnant
- Riverside (opp) Pontypool
- Park Road (opp Bank) Pontypool
- Town Hall 3 (at) Pontypool
- John Street (before) Trosnant
- Twympath (nr) Trosnant
- Waunwern Park (opp) Lower Race
- Finers` Arms (nr) Old Furnace
- High Path (nr) Old Furnace
- Wash House (nr former) Cefn y Crib
- Hafodyrynys Hotel (opp) Hafodyrynys
- Mill Court (before) Hafodyrynys
- Rectory Road (after) Swffryd
- Walters Avenue (before) Swffryd
- Sofrydd Schools (opp) Swffryd
- Keir Hardie Terrace (after) Swffryd
- Horseshoe Bend (before) Llanhilleth
- Llanhilleth Hotel (before) Llanhilleth
- Central Hotel (nr former) Llanhilleth
- Viaduct Works (opp) Crumlin
- The Square (at) Crumlin
- Mining School Hill (after) Crumlin
- North Road (opp 75) Newbridge
- Masons Arms (after former) Newbridge
- Beulah Baptist Church (opp) Newbridge
- Co-op (after) Newbridge
- The Memo (o/s) Newbridge
- Highfield Court (after) Newbridge
- The Red Lion (o/s) Newbridge
- Pennar Close (after) Pentwynmawr
- Ton-y-pistyll Road (before) Pentwynmawr
- Three Horseshoes (before) Pentwynmawr
- White Hart Lane (o/s former) Pentwynmawr
- Blackwood Gate Retail Park (opp) Blackwood
- Blackwood Bus Station Stand 9 Blackwood
Service registration & registered changes
- Service change effective 30 August 2026 To amend Timetable.
- Service change effective 31 August 2025 To amend Timetable.
- Service change effective 20 July 2025 To amend Timetable.
- Service change effective 23 February 2025 To amend Timetable.
- Expired effective 23 February 2025 To amend Timetable.
Registered as partly financially supported by a local authority (Caerphilly).
From official Traffic Commissioner registrations. Registration PG0006630/67 · Changes in Blaenau Gwent Council Borough Council · All service changes →
Towns & areas on this route
Frequently asked questions
What time is the first 21 bus?
The first 21 departure on weekdays leaves at 07:00 (check the full timetable below for your stop, as times vary along the route — weekend times can differ).
What time is the last 21 bus?
The last 21 on weekdays leaves its first stop at 18:55. Always check the timetable for your specific stop — later stops are reached after this time.
How much does the 21 bus cost?
Stagecoach South Wales's published fares on the 21: adult single £1.40 to £8.60, adult return £2.40 to £8.80, child return £1.60 to £6.20. The England fare cap doesn't apply in Wales — Stagecoach South Wales sets the fares on the 21. Check their website or the Traveline Cymru fare finder for current prices.
Who runs the 21 bus?
The 21 is operated by Stagecoach South Wales.
Timetable data from Stagecoach South Wales via the DfT Bus Open Data Service (Wales feed). Registered with the Traffic Commissioner as PG0006630/67. Check before you travel — services can change at short notice.