Used Audi A3 for sale under £20,000 in Northern Ireland
165 cars from UK dealers in Northern Ireland, updated 27 October 2026. Typical asking price £13,900. Half of them are priced between £10,000 and £17,000.
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 Northern Ireland
27 cars in Northern Ireland have had their price cut since they were first listed.
- 2023 Audi A3, 43,217 miles, £18,695, cut by £2,300, Dungannon
- 2023 Audi A3, 41,856 miles, £16,950, cut by £2,045, Belfast
- 2019 Audi A3, 91,450 miles, £11,995, cut by £2,000, Ballymena
- 2020 Audi A3, 37,520 miles, £15,990, cut by £2,000, Portadown
- 2023 Audi A3, 53,052 miles, £16,995, cut by £2,000, Bangor
- 2022 Audi A3, 62,430 miles, £13,985, cut by £1,700, Londonderry
- 2023 Audi A3, 57,090 miles, £16,295, cut by £1,700, Dungannon
- 2023 Audi A3, 48,173 miles, £18,450, cut by £1,545, Belfast
Typical price by year
| Year | For sale | Typical price | Half are priced between |
|---|---|---|---|
| 2023 | 27 | £18,800 | £18,000 to £19,200 |
| 2019 | 20 | £13,700 | £12,700 to £14,500 |
Cars for sale now, page 2 of 2
The cheaper cars like each one are on its AskCar page.
- 2014 Audi A3, 67,893 miles, £9,250, Derry
- 2019 Audi A3, 62,504 miles, £15,950, Dungannon
- 2018 Audi A3, 93,330 miles, £10,995, Ballymena
- 2018 Audi A3, 43,000 miles, £11,995, Newtownards
- 2017 Audi A3, 68,714 miles, £9,995, Magherafelt
- 2020 Audi A3, 57,817 miles, £15,990, Belfast
- 2017 Audi A3, 63,000 miles, £12,450, Armagh
- 2017 Audi A3, 96,049 miles, £9,950, Carrickfergus
- 2016 Audi A3, 101,000 miles, £11,995, Omagh
- 2023 Audi A3, 35,809 miles, £19,795, Ballymena
- 2016 Audi A3, 100,228 miles, £7,745, Ballymena
- 2019 Audi A3, 87,050 miles, £14,950, Dungannon
- 2019 Audi A3, 87,945 miles, £10,395, Armagh
- 2016 Audi A3, 160,000 miles, £4,895, Enniskillen
- 2020 Audi A3, 66,765 miles, £14,950, Carrickfergus
- 2016 Audi A3, 72,000 miles, £9,950, Larne
- 2014 Audi A3, 89,851 miles, £6,950, Derry
- 2018 Audi A3, 76,587 miles, £11,495, Limavady
- 2018 Audi A3, 81,300 miles, £12,750, Ballymena
- 2019 Audi A3, 88,664 miles, £10,445, Ballyclare
- 2013 Audi A3, 94,946 miles, £5,950, Derry
- 2016 Audi A3, 115,000 miles, £7,750, Magherafelt
- 2020 Audi A3, 93,000 miles, £13,750, Armagh
- 2017 Audi A3, 92,401 miles, £10,450, Dungannon
- 2016 Audi A3, 106,000 miles, £7,995, Belfast
- 2019 Audi A3, 58,650 miles, £13,495, Ballymena
- 2020 Audi A3, 71,492 miles, £15,990, Enniskillen
- 2022 Audi A3, 90,233 miles, £13,995, Limavady
- 2017 Audi A3, 66,000 miles, £12,895, Magherafelt
- 2017 Audi A3, 86,500 miles, £11,995, Belfast
- 2021 Audi A3, 93,000 miles, £15,950, Magherafelt
- 2023 Audi A3, 87,000 miles, £17,995, Belfast
- 2019 Audi A3, 107,000 miles, £10,495, Magherafelt
- 2019 Audi A3, 58,000 miles, £12,950, Larne
- 2016 Audi A3, 139,527 miles, £5,950, Cookstown
- 2018 Audi A3, 96,000 miles, £9,995, Armagh
- 2016 Audi A3, 71,600 miles, £13,949, Ballymena
- 2016 Audi A3, 125,000 miles, £10,950, Belfast
- 2016 Audi A3, 84,734 miles, £8,650, Belfast
- 2021 Audi A3, 91,000 miles, £15,495, Magherafelt
- 2014 Audi A3, 88,000 miles, £7,950, Newtownards
- 2015 Audi A3, 98,000 miles, £9,995, Limavady
- 2022 Audi A3, 78,525 miles, £16,950, Derry
- 2021 Audi A3, 75,718 miles, £15,495, Belfast
- 2016 Audi A3, 100,000 miles, £8,995, Newry
- 2014 Audi A3, 110,875 miles, £7,750, Derry
- 2014 Audi A3, 85,043 miles, £9,950, Derry
- 2015 Audi A3, 174,000 miles, £4,800, Ballymena
- 2013 Audi A3, 90,000 miles, £6,650, Armagh
- 2015 Audi A3, 87,816 miles, £10,699, Ballymoney
- 2019 Audi A3, 90,000 miles, £13,350, Magherafelt
- 2014 Audi A3, 77,300 miles, £7,750, Ballymena
- 2015 Audi A3, 92,430 miles, £10,650, Derry
- 2016 Audi A3, 118,000 miles, £8,950, Lisburn
- 2017 Audi A3, 110,000 miles, £9,995, Larne
- 2019 Audi A3, 91,450 miles, £11,995, Ballymena
- 2014 Audi A3, 129,000 miles, £5,995, Belfast
- 2015 Audi A3, 93,063 miles, £8,950, Derry
- 2017 Audi A3, 90,000 miles, £14,950, Dungannon
- 2014 Audi A3, 123,404 miles, £7,650, Derry
- 2013 Audi A3, 97,000 miles, £7,750, Magherafelt
- 2023 Audi A3, 60,521 miles, £16,985, Londonderry
- 2023 Audi A3, 46,416 miles, £17,995, Belfast
- 2023 Audi A3, 61,059 miles, £19,985, Dungannon
- 2022 Audi A3, 65,800 miles, £18,995, Craigavon
Audi A3 in Northern Ireland 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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