M4 Junction 44: Lôn-las (A48, A4230)
Junction 44 at Lôn-las links the M4 to the A48 and the A4230 for Llansamlet and east Swansea. Birchgrove and Tregof are close by, and Clydach is about two and a half miles north. Morriston Hospital is about three miles north-west.
Llansamlet, Birchgrove and the east of Swansea use this junction, as do drivers delivering across that side of the city. The map shows what is close by.
The M4 in England: live M4 speed flow map · latest M4 traffic news (Junctions 1 to 23)
M4 Junction 44: Live Traffic Information
This junction is on the M4 in Wales. National Highways’ live data, which our news, speed strip and records use, covers the M4 in England up to Junction 23. In Wales the motorway is run for the Welsh Government by Traffic Wales, so this page does not yet show live accidents, incidents, roadworks or speeds for this junction. We are working on adding them. Until then, check Traffic Wales before you travel.
- Junction M4 J44, Lôn-las
- Roads at this junction A48, A4230
- Nearest town Clydach, 2.4 miles north
- Junction before J43, Llandarcy, about 1.6 miles in a straight line
- Junction after J45, Ynysforgan, about 1.8 miles in a straight line
Around M4 Junction 44: Lôn-las: Towns and Places on the Map

| Place | What it is | From the junction |
|---|---|---|
| Morris Castle | Historic house or castle | About 2.5 miles west |
| Morriston Hospital | Hospital | About 3 miles north-west |
| 1940s Swansea Bay | Attraction | About 3 miles south |
| Swansea Museum Collections Centre | Attraction | About 3 miles south-west |
| Swansea | Railway station | About 3.5 miles south-west |