Used Audi A3 for sale under £20,000 in Wales
148 cars from UK dealers in Wales, updated 27 October 2026. Typical asking price £15,000. Half of them are priced between £11,000 and £17,800.
AskCar lists 581,201 cars from 12,993 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.
Price cuts in Wales
62 cars in Wales have had their price cut since they were first listed.
- 2018 Audi A3, 57,000 miles, £9,495, cut by £2,500, Cowbridge
- 2023 Audi A3, 23,080 miles, £19,180, cut by £2,499, Bridgend
- 2022 Audi A3, 17,921 miles, £17,072, cut by £2,463, Bridgend
- 2022 Audi A3, 23,944 miles, £18,499, cut by £2,150, Haverfordwest
- 2019 Audi A3, 27,500 miles, £16,495, cut by £2,000, Newport
- 2023 Audi A3, 28,011 miles, £18,170, cut by £1,821, Merthyr Tydfil
- 2023 Audi A3, 18,658 miles, £18,280, cut by £1,711, Chester
- 2023 Audi A3, 16,048 miles, £18,199, cut by £1,700, Swansea
Cars for sale now, page 2 of 2
The cheaper cars like each one are on its AskCar page.
- 2016 Audi A3, 76,011 miles, £12,695, Mold
- 2023 Audi A3, 48,641 miles, £19,481, Bridgend
- 2019 Audi A3, 24,650 miles, £17,500, Cardiff
- 2022 Audi A3, 57,201 miles, £15,999, Tonypandy
- 2011 Audi A3, 169,415 miles, £2,995, Ferndale
- 2020 Audi A3, 45,399 miles, £17,499, Swansea
- 2017 Audi A3, 40,917 miles, £10,995, Aberdare
- 2015 Audi A3, 65,000 miles, £11,095, Ebbw Vale
- 2018 Audi A3, 45,372 miles, £13,488, Cardiff
- 2016 Audi A3, 70,400 miles, £10,990, Newport
- 2020 Audi A3, 50,100 miles, £16,198, Bridgend
- 2017 Audi A3, 44,024 miles, £14,695, Chester
- 2017 Audi A3, 115,000 miles, £7,495, Blackwood
- 2011 Audi A3, 45,000 miles, £6,995, Cardiff
- 2019 Audi A3, 50,554 miles, £13,350, Newport
- 2021 Audi A3, 27,780 miles, £19,000, Llandudno
- 2014 Audi A3, 92,335 miles, £5,995, Colwyn Bay
- 2022 Audi A3, 23,088 miles, £17,199, Tredegar
- 2016 Audi A3, 41,878 miles, £12,995, Port Talbot
- 2024 Audi A3, 22,533 miles, £18,699, Tonypandy
- 2022 Audi A3, 22,267 miles, £19,978, Swansea
- 2013 Audi A3, 161,000 miles, £3,995, Prestatyn
- 2022 Audi A3, 39,908 miles, £15,999, Tredegar
- 2022 Audi A3, 61,869 miles, £17,990, Newport
- 2019 Audi A3, 75,097 miles, £11,999, Newport
- 2022 Audi A3, 43,444 miles, £19,990, Brecon
- 2015 Audi A3, 50,081 miles, £9,990, Barry
- 2016 Audi A3, 95,140 miles, £6,991, Pontypridd
- 2017 Audi A3, 110,422 miles, £8,495, Abertillery
- 2018 Audi A3, 75,000 miles, £11,995, Swansea
- 2013 Audi A3, 109,000 miles, £7,995, Port Talbot
- 2021 Audi A3, 60,000 miles, £16,495, Aberystwyth
- 2023 Audi A3, 29,866 miles, £16,995, Caernarfon
- 2017 Audi A3, 73,500 miles, £12,490, Newport
- 2017 Audi A3, 96,834 miles, £10,495, Cwmbran
- 2021 Audi A3, 63,297 miles, £15,999, Tonypandy
- 2023 Audi A3, 59,414 miles, £16,999, Swansea
- 2018 Audi A3, 70,100 miles, £16,500, Conwy
- 2021 Audi A3, 79,584 miles, £14,999, Merthyr Tydfil
- 2023 Audi A3, 37,216 miles, £19,991, Swansea
- 2021 Audi A3, 29,601 miles, £20,000, Llandudno
- 2022 Audi A3, 30,137 miles, £20,000, Llandudno
- 2013 Audi A3, 89,999 miles, £7,995, Aberdare
- 2010 Audi A3, 98,133 miles, £4,995, Ystrad Mynach
- 2018 Audi A3, 57,000 miles, £9,495, Cowbridge
- 2023 Audi A3, 26,384 miles, £17,199, Tredegar
- 2014 Audi A3, 75,433 miles, £7,750, Chepstow
- 2022 Audi A3, 28,789 miles, £18,791, Swansea
Audi A3 in Wales by price
Audi A3 across the UK by price
- Under £2,000 (43)
- Under £3,000 (126)
- Under £5,000 (312)
- Under £8,000 (914)
- Under £10,000 (1,420)
- Under £15,000 (2,504)
- Under £20,000 (4,215)
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