G4 Caernarfon to Nantlle via Groeslon, Penygroes
Operated by Dilwyn's Coaches. First bus 08:30, last bus 15:25. Fares: set by the operator — more.
G4 buses on this route are also run by Gwynfor Coaches (27 journeys on weekdays) — those journeys are not in this timetable.
Wanted a different G4? 3 other bus routes are numbered G4 elsewhere in the UK — see every G4 bus timetable by area.
- Operates to Talysarn Cavour Street request only — 08:30 towards Nantlle, Ysgol Baladeulyn, 10:15 towards Nantlle, Ysgol Baladeulyn, 12:30 towards Nantlle, Ysgol Baladeulyn, 15:00 towards Nantlle, Ysgol Baladeulyn
| Stop | 08:30 | 10:15 | 12:30 | 15:00 |
|---|---|---|---|---|
| Caernarfon Bus Station Stand C | 08:30 | 10:15 | 12:30 | 15:00 |
| Bontnewydd Prif (after) | 08:35 | 10:20 | 12:35 | 15:05 |
| Dinas (before Shops) | 08:36 | 10:21 | 12:36 | 15:06 |
| Ffingar (nr) | 08:36 | 10:21 | 12:36 | 15:06 |
| Maen Coch (opp Post Box) | 08:37 | 10:22 | 12:37 | 15:07 |
| Tafarn Pennionyn (before) | 08:40 | 10:25 | 12:40 | 15:10 |
| Gorsaf Heddlu (opp Garage) | 08:42 | 10:27 | 12:42 | 15:12 |
| Co-op (o/s) | 08:42 | 10:27 | 12:42 | 15:12 |
| Swyddfa'r Post Office (o/s) | 08:46 | 10:31 | 12:46 | 15:16 |
| Bro Silyn (after) | 08:51 | 10:36 | 12:51 | 15:21 |
| Ysgol Baladeulyn (o/s) | 08:55 | 10:40 | 12:55 | 15:25 |
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.
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 Dilwyn's Coaches before you travel. Everything above is an ordinary week.
- Christmas Day — Friday, 25 December 2026 towards Nantlle: 4 journeys, first 08:30 towards Caernarfon: 4 journeys, first 08:55 Few buses run on Christmas Day, so check with Dilwyn's Coaches before relying on this.
- Boxing Day — Saturday, 26 December 2026 towards Nantlle: 4 journeys, first 08:30 towards Caernarfon: 4 journeys, first 08:55
- New Year's Day — Friday, 1 January 2027 towards Nantlle: 4 journeys, first 08:30 towards Caernarfon: 4 journeys, first 08:55
Route map
All stops on route G4
G4 towards Nantlle
All 31 stops
- Caernarfon Bus Station Stand C Caernarfon
- Turf Square (after) Caernarfon
- Asda A (at) Caernarfon
- Rhes Gwstenin (o/s 9) Caernarfon
- Bro Helen (after) Caernarfon
- Tesco (after) Caernarfon
- Parc Muriau (before) Caernarfon
- Tyddyn-Elen (after) Bontnewydd
- Bontnewydd Prif (after) Bontnewydd
- Cartref (o/s) Bontnewydd
- Plas Dinas Turn (before) Bontnewydd
- Ffrwd Cae Du (after) Bontnewydd
- Dinas (before Shops) Dinas
- Ffingar (nr) Llanwnda
- Maen Coch (opp Post Box) Dolydd
- Dolydd (before) Dolydd
- Capel Brynrodyn (after) Dolydd
- Llwyn-y-gwalch (before) Groeslon
- Tafarn Pennionyn (before) Groeslon
- Inigo Jones (opp) Groeslon
- Tredafydd (opp 18) Penygroes
- Red Lion (before) Penygroes
- Gorsaf Heddlu (opp Garage) Penygroes
- Co-op (o/s) Penygroes
- Capel y Groes (o/s) Penygroes
- Leisure Centre (before) Penygroes
- Swyddfa'r Post Office (o/s) Talysarn
- Bro Silyn (after) Talysarn
- Gwernoer (after) Nantlle
- Old Post Office (opp Post Box) Nantlle
- Ysgol Baladeulyn (o/s) Nantlle
G4 towards Caernarfon
All 32 stops
- Ysgol Baladeulyn (opp) Nantlle
- Old Post Office (adj Post Box) Nantlle
- Gwernoer (before) Nantlle
- Bro Silyn (before) Talysarn
- Cavour Street (after) Talysarn
- Bryncelyn Hall (o/s) Talysarn
- Swyddfa'r Post Office (before) Talysarn
- Leisure Centre (after) Penygroes
- Capel y Groes (opp) Penygroes
- Gorsaf Heddlu (opp Garage) Penygroes
- Co-op (o/s) Penygroes
- Red Lion (after) Penygroes
- Tredafydd (o/s 7) Penygroes
- Inigo Jones (o/s) Groeslon
- Tafarn Pennionyn (after) Groeslon
- Llwyn-y-gwalch (opp) Groeslon
- Capel Brynrodyn (opp) Dolydd
- Dolydd (after) Dolydd
- Maen Coch (adj Post Box) Dolydd
- Ffingar (nr) Llanwnda
- Dinas (after Shops) Dinas
- Ffrwd Cae Du (after) Bontnewydd
- Plas Dinas Turn (after) Bontnewydd
- Cartref (opp) Bontnewydd
- Bontnewydd Prif (before) Bontnewydd
- Pont Glan-Beuno (after) Bontnewydd
- Tyddyn-du (after) Bontnewydd
- Parc Muriau (ad) Caernarfon
- Caernarfon Tesco (before) Caernarfon
- Bro Helen Caernarfon
- Eagle Hotel (after) Caernarfon
- Caernarfon Bus Station Stand A Caernarfon
Towns & areas on this route
Frequently asked questions
What time is the first G4 bus?
The first G4 departure leaves at 08:30 (check the full timetable below for your stop, as times vary along the route — weekend times can differ).
What time is the last G4 bus?
The last G4 leaves its first stop at 15:25. Always check the timetable for your specific stop — later stops are reached after this time.
How much does the G4 bus cost?
The England fare cap doesn't apply in Wales — Dilwyn's Coaches sets the fares on the G4. Check their website or the Traveline Cymru fare finder for current prices.
Who runs the G4 bus?
The G4 is operated by Dilwyn's Coaches.
Timetable data from Dilwyn's Coaches via the Traveline National Dataset. Check before you travel — services can change at short notice.