Sort

(S-Line) Audi A3 Used • 414 cars for sale – Compares prices!

Featured deals

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£21,000

Good price

You save £1,200

TW89BQ Brentford, London

148 HP (108 kW)

heycar

Audi A3 30 TFSI Sport 5dr

£19,795

Good price

You save £1,505

WC1E 7DP London, London

128 g CO2/km comb. - 109 HP (80 kW)

heycar

Audi A3 30 TFSI S Line 5dr S Tronic

£24,970

Fair price

Estimated price £24,614

CR52AR Croydon, London

110 HP (80 kW) - 51.4 Mpg

heycar

Audi A3 30 TFSI Technik 5dr

£18,295

Fair price

You save £1,105

WC1E 7DP London, London

125 g CO2/km comb. - 109 HP (80 kW) - 52.3 Mpg

heycar

Audi A3 30 TFSI Sport 5dr

£21,150

Fair price

You save £450

MK429XE Bedford, Bedfordshire

129 g CO2/km comb. - 109 HP (80 kW)

heycar

Audi A3 Saloon 35 TDI Sport 4dr S Tronic

£22,190

Good price

You save £2,010

WC1E 7DP London, London

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI Sport 4dr

£20,750

Good price

You save £2,450

N200PT Whetstone, London

129 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£22,995

Good price

You save £1,405

WC1E 7DP London, London

148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic [Tech Pack] - 2019 (69)

£20,695

Fair price

Estimated price £20,170

NW36LT West Hampstead, London

147 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£25,900

Fair price

You save £200

MK429XE Bedford, Bedfordshire

148 HP (108 kW) - 47.9 Mpg

heycar

Audi A3 Saloon S line 35 TFSI 150 PS 6-speed

£18,900

Fair price

Estimated price £18,773

PE296WP Huntingdon, Cambridgeshire

132 g CO2/km comb. - 150 HP (110 kW) - 56.5 Mpg

heycar

Audi A3 35 TFSI S Line 4dr S Tronic [Comfort+Sound] - 2021 (21)

£22,990

Fair price

You save £10

NW36LT West Hampstead, London

131 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£18,495

Good price

You save £1,405

WC1E 7DP London, London

150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S line 4dr S Tronic

£20,749

Fair price

You save £651

E47PX Chingford, London

148 HP (108 kW)

heycar

Audi A3 35 TDI Technik 5dr S Tronic

£18,985

Fair price

You save £815

WC1E 7DP London, London

98 g CO2/km comb. - 148 HP (108 kW) - 61.4 Mpg

heycar

Audi A3 SALOON 30 TFSI Sport 4dr

£26,440

Fair price

Estimated price £26,403

CR52AR Croydon, London

116 HP (85 kW) - 51.4 Mpg

heycar

Audi A3 35 TFSI Sport 5dr

£20,590

Good price

You save £1,310

TN240HB Ashford, Kent

131 g CO2/km comb. - 148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr

£20,209

Fair price

Estimated price £19,484

MK429XE Bedford, Bedfordshire

141 g CO2/km comb. - 148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£23,700

Fair price

Estimated price £23,694

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£22,570

Fair price

Estimated price £21,896

RM30YD Harold Wood, London

134 g CO2/km comb. - 150 HP (110 kW)

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Sort

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

WC1E 7DP London, London

Good price

You save £1,405

WC1E 7DP London, London

Visit heycar

Audi A3 35 TFSI S Line 5dr S Tronic

CR03RG Croydon, London

Good price

You save £1,305

CR03RG Croydon, London

Visit heycar

Audi A3 -Saloon 35 TFSI S Line 4dr Tronic

E47PX Chingford, London

Super price

You save £3,351

E47PX Chingford, London

Visit Carwow

Dealer

Audi A3 35 TFSI S Line 5dr S Tronic

Super price

Audi A3 30 TFSI S Line 5dr

Good price

Audi A3 35 TFSI S Line 5dr

WC1E 7DP London, London

Good price

You save £1,370

WC1E 7DP London, London

Visit Motors.co.uk

Dealer

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

Good price

Audi A3 Diesel Saloon 35 TDI S Line 4dr S Tronic

Super price

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

Good price

Audi A3 35 TFSI S Line 5dr S Tronic

Good price

Featured deals

heycar

Audi A3 30 TFSI Sport 5dr

£21,150

Fair price

You save £450

MK429XE Bedford, Bedfordshire

129 g CO2/km comb. - 109 HP (80 kW)

heycar

Audi A3 Saloon 35 TDI Sport 4dr S Tronic

£22,190

Good price

You save £2,010

WC1E 7DP London, London

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI Sport 4dr

£20,750

Good price

You save £2,450

N200PT Whetstone, London

129 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£22,995

Good price

You save £1,405

WC1E 7DP London, London

148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic [Tech Pack] - 2019 (69)

£20,695

Fair price

Estimated price £20,170

NW36LT West Hampstead, London

147 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£25,900

Fair price

You save £200

MK429XE Bedford, Bedfordshire

148 HP (108 kW) - 47.9 Mpg

heycar

Audi A3 Saloon S line 35 TFSI 150 PS 6-speed

£18,900

Fair price

Estimated price £18,773

PE296WP Huntingdon, Cambridgeshire

132 g CO2/km comb. - 150 HP (110 kW) - 56.5 Mpg

heycar

Audi A3 35 TFSI S Line 4dr S Tronic [Comfort+Sound] - 2021 (21)

£22,990

Fair price

You save £10

NW36LT West Hampstead, London

131 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£18,495

Good price

You save £1,405

WC1E 7DP London, London

150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S line 4dr S Tronic

£20,749

Fair price

You save £651

E47PX Chingford, London

148 HP (108 kW)

heycar

Audi A3 35 TDI Technik 5dr S Tronic

£18,985

Fair price

You save £815

WC1E 7DP London, London

98 g CO2/km comb. - 148 HP (108 kW) - 61.4 Mpg

heycar

Audi A3 SALOON 30 TFSI Sport 4dr

£26,440

Fair price

Estimated price £26,403

CR52AR Croydon, London

116 HP (85 kW) - 51.4 Mpg

heycar

Audi A3 35 TFSI Sport 5dr

£20,590

Good price

You save £1,310

TN240HB Ashford, Kent

131 g CO2/km comb. - 148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr

£20,209

Fair price

Estimated price £19,484

MK429XE Bedford, Bedfordshire

141 g CO2/km comb. - 148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£23,700

Fair price

Estimated price £23,694

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£22,570

Fair price

Estimated price £21,896

RM30YD Harold Wood, London

134 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£21,000

Good price

You save £1,200

TW89BQ Brentford, London

148 HP (108 kW)

heycar

Audi A3 30 TFSI Sport 5dr

£19,795

Good price

You save £1,505

WC1E 7DP London, London

128 g CO2/km comb. - 109 HP (80 kW)

heycar

Audi A3 30 TFSI S Line 5dr S Tronic

£24,970

Fair price

Estimated price £24,614

CR52AR Croydon, London

110 HP (80 kW) - 51.4 Mpg

heycar

Audi A3 30 TFSI Technik 5dr

£18,295

Fair price

You save £1,105

WC1E 7DP London, London

125 g CO2/km comb. - 109 HP (80 kW) - 52.3 Mpg

Dealer

Audi A3 35 TFSI S Line 5dr Hatchback

Good price

Audi A3 Saloon 35 TFSI S Line 4dr [Tech Pack Pro]

Super price

Audi A3 35 TFSI S Line 4dr S Tronic

SW17 0HB Tooting, London

Good price

You save £1,800

SW17 0HB Tooting, London

Visit Motors.co.uk

Dealer

Audi A3 35 TFSI S Line 5dr S Tronic

Good price

Audi A3 35 TFSI S Line 5dr S Tronic

Good price

Audi A3 35 TFSI S Line 5dr

Good price

Audi A3 35 TFSI S Line 5dr S Tronic

Good price

Audi A3 2.0 TDI 35 S line Sportback S Tronic Euro 6 (s/s) 5dr Hatchback

WC1E 7DP London, London

Good price

You save £1,650

WC1E 7DP London, London

Visit Motors.co.uk

Dealer

Audi A3 35 TFSI S Line 4dr S Tronic - 2023 (23)

Good price

Audi A3 1.5 TFSI S Line 5dr S Tronic

Good price

Featured deals

heycar

Audi A3 35 TFSI S Line 5dr S Tronic [Tech Pack] - 2019 (69)

£20,695

Fair price

Estimated price £20,170

NW36LT West Hampstead, London

147 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£25,900

Fair price

You save £200

MK429XE Bedford, Bedfordshire

148 HP (108 kW) - 47.9 Mpg

heycar

Audi A3 Saloon S line 35 TFSI 150 PS 6-speed

£18,900

Fair price

Estimated price £18,773

PE296WP Huntingdon, Cambridgeshire

132 g CO2/km comb. - 150 HP (110 kW) - 56.5 Mpg

heycar

Audi A3 35 TFSI S Line 4dr S Tronic [Comfort+Sound] - 2021 (21)

£22,990

Fair price

You save £10

NW36LT West Hampstead, London

131 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£18,495

Good price

You save £1,405

WC1E 7DP London, London

150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S line 4dr S Tronic

£20,749

Fair price

You save £651

E47PX Chingford, London

148 HP (108 kW)

heycar

Audi A3 35 TDI Technik 5dr S Tronic

£18,985

Fair price

You save £815

WC1E 7DP London, London

98 g CO2/km comb. - 148 HP (108 kW) - 61.4 Mpg

heycar

Audi A3 SALOON 30 TFSI Sport 4dr

£26,440

Fair price

Estimated price £26,403

CR52AR Croydon, London

116 HP (85 kW) - 51.4 Mpg

heycar

Audi A3 35 TFSI Sport 5dr

£20,590

Good price

You save £1,310

TN240HB Ashford, Kent

131 g CO2/km comb. - 148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr

£20,209

Fair price

Estimated price £19,484

MK429XE Bedford, Bedfordshire

141 g CO2/km comb. - 148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£23,700

Fair price

Estimated price £23,694

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£22,570

Fair price

Estimated price £21,896

RM30YD Harold Wood, London

134 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£21,000

Good price

You save £1,200

TW89BQ Brentford, London

148 HP (108 kW)

heycar

Audi A3 30 TFSI Sport 5dr

£19,795

Good price

You save £1,505

WC1E 7DP London, London

128 g CO2/km comb. - 109 HP (80 kW)

heycar

Audi A3 30 TFSI S Line 5dr S Tronic

£24,970

Fair price

Estimated price £24,614

CR52AR Croydon, London

110 HP (80 kW) - 51.4 Mpg

heycar

Audi A3 30 TFSI Technik 5dr

£18,295

Fair price

You save £1,105

WC1E 7DP London, London

125 g CO2/km comb. - 109 HP (80 kW) - 52.3 Mpg

heycar

Audi A3 30 TFSI Sport 5dr

£21,150

Fair price

You save £450

MK429XE Bedford, Bedfordshire

129 g CO2/km comb. - 109 HP (80 kW)

heycar

Audi A3 Saloon 35 TDI Sport 4dr S Tronic

£22,190

Good price

You save £2,010

WC1E 7DP London, London

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI Sport 4dr

£20,750

Good price

You save £2,450

N200PT Whetstone, London

129 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£22,995

Good price

You save £1,405

WC1E 7DP London, London

148 HP (108 kW)

Dealer

Audi A3 35 TFSI S Line 5dr

Good price

Audi A3 A3 1.5S Line 35 TFSI Semi-Auto 4dr

RM14 3PP Upminster, London

Good price

You save £1,670

RM14 3PP Upminster, London

Visit Motors.co.uk

Dealer

Audi A3 2.0 TDI S line Euro 6 (s/s) 4dr

RM13 8DY Rainham, London

Super price

You save £1,950

RM13 8DY Rainham, London

Visit Motors.co.uk

Dealer

Audi A3 1.2 TFSI S Line 3dr

UB1 3ED Southall, London

Good price

You save £1,201

UB1 3ED Southall, London

Visit Motors.co.uk

Dealer

Audi A3 30 TDI 116 S Line 5dr S Tronic

Good price

Featured deals

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£18,495

Good price

You save £1,405

WC1E 7DP London, London

150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S line 4dr S Tronic

£20,749

Fair price

You save £651

E47PX Chingford, London

148 HP (108 kW)

heycar

Audi A3 35 TDI Technik 5dr S Tronic

£18,985

Fair price

You save £815

WC1E 7DP London, London

98 g CO2/km comb. - 148 HP (108 kW) - 61.4 Mpg

heycar

Audi A3 SALOON 30 TFSI Sport 4dr

£26,440

Fair price

Estimated price £26,403

CR52AR Croydon, London

116 HP (85 kW) - 51.4 Mpg

heycar

Audi A3 35 TFSI Sport 5dr

£20,590

Good price

You save £1,310

TN240HB Ashford, Kent

131 g CO2/km comb. - 148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr

£20,209

Fair price

Estimated price £19,484

MK429XE Bedford, Bedfordshire

141 g CO2/km comb. - 148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£23,700

Fair price

Estimated price £23,694

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£22,570

Fair price

Estimated price £21,896

RM30YD Harold Wood, London

134 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£21,000

Good price

You save £1,200

TW89BQ Brentford, London

148 HP (108 kW)

heycar

Audi A3 30 TFSI Sport 5dr

£19,795

Good price

You save £1,505

WC1E 7DP London, London

128 g CO2/km comb. - 109 HP (80 kW)

heycar

Audi A3 30 TFSI S Line 5dr S Tronic

£24,970

Fair price

Estimated price £24,614

CR52AR Croydon, London

110 HP (80 kW) - 51.4 Mpg

heycar

Audi A3 30 TFSI Technik 5dr

£18,295

Fair price

You save £1,105

WC1E 7DP London, London

125 g CO2/km comb. - 109 HP (80 kW) - 52.3 Mpg

heycar

Audi A3 30 TFSI Sport 5dr

£21,150

Fair price

You save £450

MK429XE Bedford, Bedfordshire

129 g CO2/km comb. - 109 HP (80 kW)

heycar

Audi A3 Saloon 35 TDI Sport 4dr S Tronic

£22,190

Good price

You save £2,010

WC1E 7DP London, London

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI Sport 4dr

£20,750

Good price

You save £2,450

N200PT Whetstone, London

129 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£22,995

Good price

You save £1,405

WC1E 7DP London, London

148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic [Tech Pack] - 2019 (69)

£20,695

Fair price

Estimated price £20,170

NW36LT West Hampstead, London

147 g CO2/km comb. - 150 HP (110 kW)

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£25,900

Fair price

You save £200

MK429XE Bedford, Bedfordshire

148 HP (108 kW) - 47.9 Mpg

heycar

Audi A3 Saloon S line 35 TFSI 150 PS 6-speed

£18,900

Fair price

Estimated price £18,773

PE296WP Huntingdon, Cambridgeshire

132 g CO2/km comb. - 150 HP (110 kW) - 56.5 Mpg

heycar

Audi A3 35 TFSI S Line 4dr S Tronic [Comfort+Sound] - 2021 (21)

£22,990

Fair price

You save £10

NW36LT West Hampstead, London

131 g CO2/km comb. - 150 HP (110 kW)

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive