There are 4 ways to get from Swansea to Caernarfon by train, bus, or car
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Train, bus
best- Take the train from Swansea to Carmarthentrain Bristol Temple Meads - Milford Haven / ...
- Take the bus from Carmarthen station to Caernarfon Bus Station Stand Bbus 1
6h 24mBus
cheapest- Take the bus from Carmarthen Bus Station Stand 1 to The Black Lionbus T1 / ...
- Take the bus from The Black Lion to Aberystwyth Bus Station Stand 7bus T1 / ...
- Take the bus from Aberystwyth Bus Station Stand 4 to Caernarfon Bus Station Stand Abus T2
9h 27m£22–25Train
- Take the train from Swansea to Cardiff Centraltrain Swansea - Cardiff Central / ...
- Take the train from Cardiff Central to Bangor (Gwynedd)train Cardiff Central - Holyhead
7h£86–157Drive 139.9 mi
- Drive from Swansea to Caernarfoncar 139.9 mi
3h 31m£35–50
Comparing Your Travel Options
The cheapest way to get from Swansea to Caernarfon is to bus which costs £22 - £25 and takes 9h 27m.
The fastest way to get from Swansea to Caernarfon is to drive which takes 3h 31m and costs £30 - £50.
No, there is no direct bus from Swansea to Caernarfon station. However, there are services departing from St Mary's Church 1 and arriving at Caernarfon Bus Station Stand A via Llanelli Bus Station Stand 4, Carmarthen Bus Station Stand 1, The Black Lion and Aberystwyth Bus Station Stand 4. The journey, including transfers, takes approximately 9h 27m.
No, there is no direct train from Swansea to Caernarfon. However, there are services departing from Swansea and arriving at Bangor (Gwynedd) via Cardiff Central. The journey, including transfers, takes approximately 7h.
The distance between Swansea and Caernarfon is 159 miles. The road distance is 140.7 miles.
The best way to get from Swansea to Caernarfon without a car is to train and bus which takes 6h 24m and costs .
It takes approximately 6h 24m to get from Swansea to Caernarfon, including transfers.
Swansea to Caernarfon bus services, operated by First South & West Wales, depart from Carmarthen Bus Station Stand 1.
Swansea to Caernarfon train services, operated by Transport for Wales, depart from Swansea station.
The best way to get from Swansea to Caernarfon is to train which takes 7h and costs £85 - £160. Alternatively, you can bus, which costs £22 - £25 and takes 9h 27m.
What companies run services between Swansea, Wales and Caernarfon, Wales?
You can take a train from Swansea to Caernarfon Bus Station Stand A via Cardiff Central, Bangor (Gwynedd), and Bangor Railway Station H in around 7h. Alternatively, you can take a bus from St Mary's Church 1 to Caernarfon Bus Station Stand A via Llanelli Bus Station Stand 4, Carmarthen Bus Station Stand 1, The Black Lion, and Aberystwyth Bus Station Stand 4 in around 9h 27m.
- Phone
- 03333 211 202
- Website
- Transport for Wales
Train from Swansea to Carmarthen
- Ave. Duration
- 46 min
- Frequency
- Hourly
- Estimated price
- £10–17
- Website
- Transport for Wales
Train from Swansea to Cardiff Central
- Ave. Duration
- 1h 10m
- Frequency
- Hourly
- Estimated price
- £15–25
- Website
- Transport for Wales
Train from Cardiff Central to Bangor (Gwynedd)
- Ave. Duration
- 4h 9m
- Frequency
- Every 4 hours
- Estimated price
- £70–120
- Website
- Transport for Wales
- Phone
- +44 (0)345 7000 125
- [email protected]
- Website
- Great Western Railway (GWR)
Train from Swansea to Carmarthen
- Ave. Duration
- 45 min
- Frequency
- Every 4 hours
- Estimated price
- £13–24
- Website
- Great Western Railway (GWR)
Train from Swansea to Cardiff Central
- Ave. Duration
- 53 min
- Frequency
- Hourly
- Estimated price
- £19–35
- Website
- Great Western Railway (GWR)
- Website
- TaithCymru
Bus from Carmarthen station to Caernarfon Bus Station Stand B
- Ave. Duration
- 4h 38m
- Frequency
- Every 3 hours
- Schedules at
- TaithCymru
- Phone
- 0345 646 0707
- Website
- First South & West Wales
Bus from Carmarthen Bus Station Stand 1 to The Black Lion
- Ave. Duration
- 1h 9m
- Frequency
- Every 20 minutes
- Estimated price
- £3
- Website
- First South & West Wales
Bus from The Black Lion to Aberystwyth Bus Station Stand 7
- Ave. Duration
- 1h 10m
- Frequency
- Every 20 minutes
- Estimated price
- £3
- Website
- First South & West Wales
- Phone
- 0114 22 11 282
- Website
- traveline.info
Bus from The Black Lion to Aberystwyth Bus Station Stand 7
- Ave. Duration
- 1h 30m
- Frequency
- 4 times a day
- Schedules at
- Evans Coaches Tregaron
- Phone
- +44 24 7666 6666
- [email protected]
- Website
- Lewis Taxi
Bus from The Black Lion to Aberystwyth Bus Station Stand 7
- Ave. Duration
- 1h 49m
- Frequency
- 3 times a week
- Website
- Lewis Taxi
- Phone
- +44 1654 702100
- [email protected]
- Website
- Lloyd's Coaches
Bus from Aberystwyth Bus Station Stand 4 to Caernarfon Bus Station Stand A
- Ave. Duration
- 3h 20m
- Frequency
- Every 4 hours
- Estimated price
- £10–13
- Website
- Lloyd's Coaches
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Booking & Getting There
Swansea to Caernarfon bus services, operated by First South & West Wales, arrive at The Black Lion station.
Swansea to Caernarfon train services, operated by Transport for Wales, arrive at Cardiff Central station.
Yes, the driving distance between Swansea to Caernarfon is 141 miles. It takes approximately 3h 31m to drive from Swansea to Caernarfon.
There are 2020+ hotels available in Caernarfon.















