Sort

(S-Line) Audi A3 Used • 129 cars for sale – Compares prices!

Featured deals

heycar

Audi A3 30 TDI Sport 5dr S Tronic

£20,895

Fair price

You save £605

WD258HL Watford, Hertfordshire

123 g CO2/km comb. - 116 HP (85 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£24,400

Fair price

Estimated price £24,121

NN55DH Northampton, Northamptonshire

148 HP (108 kW)

heycar

Audi A3 30 TFSI S Line 5dr

£22,800

Fair price

Estimated price £21,796

PE296WP Huntingdon, Cambridgeshire

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

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£24,995

Fair price

Estimated price £24,941

PH15AS Perth

148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£23,900

Fair price

Estimated price £23,336

NN55DH Northampton, Northamptonshire

148 HP (108 kW)

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£19,995

Good price

You save £1,505

PH15AS Perth

129 g CO2/km comb. - 148 HP (108 kW) - 48.7 Mpg

heycar

Audi A3 35 TFSI S Line 5dr Hatchback

£21,900

Fair price

Estimated price £21,011

NN55DH Northampton, Northamptonshire

137 g CO2/km comb. - 148 HP (108 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 35 TFSI S Line 4dr

£23,400

Fair price

You save £1,000

PE45BH Peterborough, Cambridgeshire

133 g CO2/km comb. - 148 HP (108 kW) - 47.9 Mpg

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£25,395

Fair price

Estimated price £24,431

AL95JN Hatfield, Hertfordshire

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

heycar

Audi A3 35 TDI S Line 5dr S Tronic - 2021 (21)

£20,150

Fair price

Estimated price £19,954

WD258HL Watford, Hertfordshire

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

heycar

Audi A3 35 TFSI S Line 5dr

£20,120

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

£26,200

Fair price

Estimated price £25,542

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr

£19,400

Fair price

Estimated price £18,641

CB223AY Cambridge, Cambridgeshire

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

heycar

Audi A3 S3 TFSI Quattro Black Edition 5dr S Tronic

£21,495

Fair price

You save £805

AB564DX Buckie

150 g CO2/km comb. - 306 HP (225 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£24,900

Fair price

Estimated price £23,945

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI Sport 4dr

£20,285

Super price

You save £2,715

MK429XE Bedford, Bedfordshire

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

heycar

Audi A3 35 TFSI Technik 5dr S Tronic

£22,900

Good price

You save £1,800

PE45BH Peterborough, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 30 TFSI S Line 4dr

£22,300

Fair price

Estimated price £22,183

PE45BH Peterborough, Cambridgeshire

128 g CO2/km comb. - 109 HP (80 kW) - 48.7 Mpg

heycar

Audi A3 Saloon 30 TFSI S Line 4dr Saloon

£19,499

Fair price

You save £501

NE84AP Gateshead, Tyne and Wear

128 g CO2/km comb. - 110 HP (80 kW) - 48.7 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Sort

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

Fair price

Audi A3 35 TFSI S Line 5dr S Tronic

Fair price

Estimated price £23,336

Delivered to you

Visit heycar

Audi A3 35 TFSI S Line 5dr S Tronic

Fair price

Estimated price £21,938

Delivered to you

Visit heycar

Audi A3 35 TFSI S Line 5dr S Tronic

Fair price

Estimated price £23,269

Delivered to you

Visit heycar

Audi A3 Saloon 30 TFSI S Line 4dr Saloon

Fair price

Audi A3 35 TFSI S Line 5dr

Fair price

Estimated price £19,484

Delivered to you

Visit heycar

Audi A3 35 TFSI S Line 5dr S Tronic

Fair price

Estimated price £25,542

Delivered to you

Visit heycar

Audi A3 1.0 TFSI S Line 5dr Hatchback

Fair price

Audi A3 35 TFSI S Line 5dr

Fair price

Estimated price £18,641

Delivered to you

Visit heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

Fair price

Featured deals

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£23,900

Fair price

Estimated price £23,336

NN55DH Northampton, Northamptonshire

148 HP (108 kW)

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£19,995

Good price

You save £1,505

PH15AS Perth

129 g CO2/km comb. - 148 HP (108 kW) - 48.7 Mpg

heycar

Audi A3 35 TFSI S Line 5dr Hatchback

£21,900

Fair price

Estimated price £21,011

NN55DH Northampton, Northamptonshire

137 g CO2/km comb. - 148 HP (108 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 35 TFSI S Line 4dr

£23,400

Fair price

You save £1,000

PE45BH Peterborough, Cambridgeshire

133 g CO2/km comb. - 148 HP (108 kW) - 47.9 Mpg

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£25,395

Fair price

Estimated price £24,431

AL95JN Hatfield, Hertfordshire

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

heycar

Audi A3 35 TDI S Line 5dr S Tronic - 2021 (21)

£20,150

Fair price

Estimated price £19,954

WD258HL Watford, Hertfordshire

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

heycar

Audi A3 35 TFSI S Line 5dr

£20,120

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

£26,200

Fair price

Estimated price £25,542

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr

£19,400

Fair price

Estimated price £18,641

CB223AY Cambridge, Cambridgeshire

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

heycar

Audi A3 S3 TFSI Quattro Black Edition 5dr S Tronic

£21,495

Fair price

You save £805

AB564DX Buckie

150 g CO2/km comb. - 306 HP (225 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£24,900

Fair price

Estimated price £23,945

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI Sport 4dr

£20,285

Super price

You save £2,715

MK429XE Bedford, Bedfordshire

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

heycar

Audi A3 35 TFSI Technik 5dr S Tronic

£22,900

Good price

You save £1,800

PE45BH Peterborough, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 30 TFSI S Line 4dr

£22,300

Fair price

Estimated price £22,183

PE45BH Peterborough, Cambridgeshire

128 g CO2/km comb. - 109 HP (80 kW) - 48.7 Mpg

heycar

Audi A3 Saloon 30 TFSI S Line 4dr Saloon

£19,499

Fair price

You save £501

NE84AP Gateshead, Tyne and Wear

128 g CO2/km comb. - 110 HP (80 kW) - 48.7 Mpg

heycar

Audi A3 30 TDI Sport 5dr S Tronic

£20,895

Fair price

You save £605

WD258HL Watford, Hertfordshire

123 g CO2/km comb. - 116 HP (85 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£24,400

Fair price

Estimated price £24,121

NN55DH Northampton, Northamptonshire

148 HP (108 kW)

heycar

Audi A3 30 TFSI S Line 5dr

£22,800

Fair price

Estimated price £21,796

PE296WP Huntingdon, Cambridgeshire

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

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£24,995

Fair price

Estimated price £24,941

PH15AS Perth

148 HP (108 kW)

Audi A3 1.4 TFSI S Line 4dr

Fair price

Estimated price £14,179

Delivered to you

Visit heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

Fair price

Estimated price £24,941

Delivered to you

Visit heycar

Audi A3 35 TFSI S Line 5dr S Tronic

Fair price

Estimated price £23,945

Delivered to you

Visit heycar

Audi A3 35 TFSI S Line 5dr Hatchback

Fair price

Estimated price £21,011

Delivered to you

Visit heycar

Audi A3 35 TFSI S Line 5dr S Tronic

Fair price

Estimated price £24,121

Delivered to you

Visit heycar

Audi A3 35 TFSI S Line 5dr

Fair price

Audi A3 5DR 30 TFSI S Line 5dr S Tronic

PE1 5PT Peterborough, Cambridgeshire

Fair price

Estimated price £22,074

PE1 5PT Peterborough, Cambridgeshire

Visit Honestjohn

Dealer

Audi A3 Saloon 30 TFSI S Line 4dr

Fair price

Audi A3 35 TFSI S Line 5dr S Tronic [Tech Pack]

Fair price

Audi A3 35 TFSI S Line 5dr S Tronic

WC1E 7DP London, London

Fair price

You save £1,165

WC1E 7DP London, London

Visit Honestjohn

Featured deals

heycar

Audi A3 35 TFSI S Line 4dr

£23,400

Fair price

You save £1,000

PE45BH Peterborough, Cambridgeshire

133 g CO2/km comb. - 148 HP (108 kW) - 47.9 Mpg

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£25,395

Fair price

Estimated price £24,431

AL95JN Hatfield, Hertfordshire

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

heycar

Audi A3 35 TDI S Line 5dr S Tronic - 2021 (21)

£20,150

Fair price

Estimated price £19,954

WD258HL Watford, Hertfordshire

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

heycar

Audi A3 35 TFSI S Line 5dr

£20,120

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

£26,200

Fair price

Estimated price £25,542

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr

£19,400

Fair price

Estimated price £18,641

CB223AY Cambridge, Cambridgeshire

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

heycar

Audi A3 S3 TFSI Quattro Black Edition 5dr S Tronic

£21,495

Fair price

You save £805

AB564DX Buckie

150 g CO2/km comb. - 306 HP (225 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£24,900

Fair price

Estimated price £23,945

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI Sport 4dr

£20,285

Super price

You save £2,715

MK429XE Bedford, Bedfordshire

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

heycar

Audi A3 35 TFSI Technik 5dr S Tronic

£22,900

Good price

You save £1,800

PE45BH Peterborough, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 30 TFSI S Line 4dr

£22,300

Fair price

Estimated price £22,183

PE45BH Peterborough, Cambridgeshire

128 g CO2/km comb. - 109 HP (80 kW) - 48.7 Mpg

heycar

Audi A3 Saloon 30 TFSI S Line 4dr Saloon

£19,499

Fair price

You save £501

NE84AP Gateshead, Tyne and Wear

128 g CO2/km comb. - 110 HP (80 kW) - 48.7 Mpg

heycar

Audi A3 30 TDI Sport 5dr S Tronic

£20,895

Fair price

You save £605

WD258HL Watford, Hertfordshire

123 g CO2/km comb. - 116 HP (85 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£24,400

Fair price

Estimated price £24,121

NN55DH Northampton, Northamptonshire

148 HP (108 kW)

heycar

Audi A3 30 TFSI S Line 5dr

£22,800

Fair price

Estimated price £21,796

PE296WP Huntingdon, Cambridgeshire

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

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£24,995

Fair price

Estimated price £24,941

PH15AS Perth

148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£23,900

Fair price

Estimated price £23,336

NN55DH Northampton, Northamptonshire

148 HP (108 kW)

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£19,995

Good price

You save £1,505

PH15AS Perth

129 g CO2/km comb. - 148 HP (108 kW) - 48.7 Mpg

heycar

Audi A3 35 TFSI S Line 5dr Hatchback

£21,900

Fair price

Estimated price £21,011

NN55DH Northampton, Northamptonshire

137 g CO2/km comb. - 148 HP (108 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

Dealer

Audi A3 35 TFSI S Line 5dr S Tronic

Fair price

Estimated price £25,180

Delivered to you

Visit Buyacar

Dealer

Audi A3 35 TFSI S Line 4dr S Tronic Petrol Saloon

Fair price

Audi A3 30 TFSI S Line 5dr S Tronic

CO40HQ Colchester, Essex

Fair price

Estimated price £22,446

CO40HQ Colchester, Essex

Visit Honestjohn

Dealer

Audi A3 35 TFSI S Line 5dr S Tronic

Fair price

Audi A3 35 TFSI S Line 5dr S Tronic

Fair price

Estimated price £24,929

Delivered to you

Visit Buyacar

Featured deals

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£26,200

Fair price

Estimated price £25,542

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr

£19,400

Fair price

Estimated price £18,641

CB223AY Cambridge, Cambridgeshire

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

heycar

Audi A3 S3 TFSI Quattro Black Edition 5dr S Tronic

£21,495

Fair price

You save £805

AB564DX Buckie

150 g CO2/km comb. - 306 HP (225 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£24,900

Fair price

Estimated price £23,945

CB223AY Cambridge, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 Saloon 35 TFSI Sport 4dr

£20,285

Super price

You save £2,715

MK429XE Bedford, Bedfordshire

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

heycar

Audi A3 35 TFSI Technik 5dr S Tronic

£22,900

Good price

You save £1,800

PE45BH Peterborough, Cambridgeshire

148 HP (108 kW)

heycar

Audi A3 30 TFSI S Line 4dr

£22,300

Fair price

Estimated price £22,183

PE45BH Peterborough, Cambridgeshire

128 g CO2/km comb. - 109 HP (80 kW) - 48.7 Mpg

heycar

Audi A3 Saloon 30 TFSI S Line 4dr Saloon

£19,499

Fair price

You save £501

NE84AP Gateshead, Tyne and Wear

128 g CO2/km comb. - 110 HP (80 kW) - 48.7 Mpg

heycar

Audi A3 30 TDI Sport 5dr S Tronic

£20,895

Fair price

You save £605

WD258HL Watford, Hertfordshire

123 g CO2/km comb. - 116 HP (85 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£24,400

Fair price

Estimated price £24,121

NN55DH Northampton, Northamptonshire

148 HP (108 kW)

heycar

Audi A3 30 TFSI S Line 5dr

£22,800

Fair price

Estimated price £21,796

PE296WP Huntingdon, Cambridgeshire

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

heycar

Audi A3 Saloon 35 TFSI S Line 4dr S Tronic

£24,995

Fair price

Estimated price £24,941

PH15AS Perth

148 HP (108 kW)

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£23,900

Fair price

Estimated price £23,336

NN55DH Northampton, Northamptonshire

148 HP (108 kW)

heycar

Audi A3 35 TFSI Sport 5dr S Tronic

£19,995

Good price

You save £1,505

PH15AS Perth

129 g CO2/km comb. - 148 HP (108 kW) - 48.7 Mpg

heycar

Audi A3 35 TFSI S Line 5dr Hatchback

£21,900

Fair price

Estimated price £21,011

NN55DH Northampton, Northamptonshire

137 g CO2/km comb. - 148 HP (108 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 35 TFSI S Line 4dr

£23,400

Fair price

You save £1,000

PE45BH Peterborough, Cambridgeshire

133 g CO2/km comb. - 148 HP (108 kW) - 47.9 Mpg

heycar

Audi A3 35 TFSI S Line 5dr S Tronic

£25,395

Fair price

Estimated price £24,431

AL95JN Hatfield, Hertfordshire

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

heycar

Audi A3 35 TDI S Line 5dr S Tronic - 2021 (21)

£20,150

Fair price

Estimated price £19,954

WD258HL Watford, Hertfordshire

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

heycar

Audi A3 35 TFSI S Line 5dr

£20,120

Fair price

Estimated price £19,484

MK429XE Bedford, Bedfordshire

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

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive