CarGurus Logo Homepage Link
  • Buy used
  • Sell
    • Sell my car
    • Car values
  • Research
    • Test drive reviews
    • Price trends
  • Advertise
  • Saved cars and searches
  • Sign in/register
    • My account
    • Saved searches
    • Saved cars
    • Recommended cars
    • Browsing history
      • United States (EN)
      • Estados Unidos (ES)
      • Canada (EN)
      • Canada (FR)
      • United Kingdom

Used 2021 Audi A4 Avant S Line for sale near Belfast

10 results
Belfast, Northern Ireland
2021 Audi A4 Avant 2.0 35 TDI S Line Harwoods Audi Five Oaks

2021 Audi A4 Avant

2.0 35 TDI S Line

41,133 miles

£23,690

Fair Deal
Approved used
Horsham
335 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Diesel
Exterior colour:
Grey
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
41,133
Stock number:
02iQ4000008UTSzIAO
Reg:
WAUZZZF45NA003812

Sponsored

2021 Audi A4 Avant 2.0 35 TDI S Line

2021 Audi A4 Avant

2.0 35 TDI S Line

32,274 miles

£22,750

Fair Deal
Bury
162 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Diesel
Exterior colour:
Grey
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
32,274
Stock number:
7568364
Reg:
WAUZZZF49MA074980

Sponsored

2021 Audi A4 Avant 2.0 35 TDI S Line

2021 Audi A4 Avant

2.0 35 TDI S Line

36,267 miles

£23,599

Fair Deal
Ayr
81 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Diesel
Exterior colour:
Grey
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
36,267
Stock number:
838efb2a-04a9-f011-bb1a-0022483f2919
Reg:
WAUZZZF40NA005421

Sponsored

2021 Audi A4 Avant 2.0 35 TDI S Line

2021 Audi A4 Avant

2.0 35 TDI S Line

50,764 miles

£21,094

Good Deal
Bury Saint Edmunds
319 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Diesel
Exterior colour:
Grey
Fuel type:
Diesel
Interior colour:
Grey
Gearbox:
Automatic
Mileage:
50,764
Stock number:
audi-a4-2021-35-tdi-s-line-5dr-s-tronic-966dc62d
Reg:
WAUZZZF43MA075137

2021 Audi A4 Avant 2.0 35 TDI S Line

2021 Audi A4 Avant

2.0 35 TDI S Line

56,333 miles

£20,500

Good Deal
Lincoln,
239 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Diesel
Exterior colour:
Grey
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
56,333
Stock number:
7584017
Reg:
WAUZZZF48NA008941

2021 Audi A4 Avant 2.0 35 TDI S Line

2021 Audi A4 Avant

2.0 35 TDI S Line

55,419 miles

£19,995

Good Deal
Beckenham
329 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Diesel
Exterior colour:
Grey
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
55,419
Stock number:
417
Reg:
WAUZZZF46MA075181

Preparing for a close-up...

Photos coming soon

2021 Audi A4 Avant

2.0 35 TDI S Line

32,274 miles

£22,750

Fair Deal
Bury
162 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Diesel
Exterior colour:
Grey
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
32,274
Stock number:
7568364
Reg:
WAUZZZF49MA074980

Preparing for a close-up...

Photos coming soon

2021 Audi A4 Avant

2.0 35 TDI S Line

36,267 miles

£23,599

Fair Deal
Ayr
81 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Diesel
Exterior colour:
Grey
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
36,267
Stock number:
838efb2a-04a9-f011-bb1a-0022483f2919
Reg:
WAUZZZF40NA005421

Preparing for a close-up...

Photos coming soon

2021 Audi A4 Avant

2.0 35 TFSI S Line Tronic

54,609 miles

£19,895

Fair Deal
Lincoln
240 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
Grey
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
54,609
Stock number:
202511137871454
Reg:
WAUZZZF4XMA041003

Preparing for a close-up...

Photos coming soon

2021 Audi A4 Avant

2.0 35 TDI S Line

110,000 miles

£14,999

Fair Deal
Berkeley Heath
247 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Diesel
Exterior colour:
Black
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
110,000
Stock number:
7464187
Reg:
WAUZZZF44MA082596

Preparing for a close-up...

Photos coming soon

2021 Audi A4 Avant

2.0 35 TDI S Line

41,133 miles

£23,690

Fair Deal
Approved used
Horsham
335 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Diesel
Exterior colour:
Grey
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
41,133
Stock number:
02iQ4000008UTSzIAO
Reg:
WAUZZZF45NA003812

Preparing for a close-up...

Photos coming soon

2021 Audi A4 Avant

2.0 35 TFSI S Line Tronic

79,000 miles

£17,290

High price
Honeybourne
243 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
Grey
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
79,000
Stock number:
1670957
Reg:
WAUZZZF4XMA043639

Preparing for a close-up...

Photos coming soon

2021 Audi A4 Avant

2.0 35 TDI S Line

37,000 miles

£24,295

High price
Havering-Atte-Bower
327 mi away
Year:
2021
Make:
Audi
Model:
A4 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Diesel
Exterior colour:
Black
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
37,000
Stock number:
00135244
Reg:
WAUZZZF48MA068989

  1. Home
  2. / Used cars
  3. / Audi A4 Avant
  4. / S Line
  5. / Belfast

  • Audi A4 Avant in Bangor Northern Ireland

  • Audi A4 Avant in Ballymena Northern Ireland

  • Audi A4 Avant in Portadown Northern Ireland

  • Audi A4 Avant in Newry Northern Ireland

  • Audi A4 Avant in Dungannon Northern Ireland

  • Audi A4 Avant in Armagh Northern Ireland

  • Audi A4 Avant in Coleraine Northern Ireland

  • Audi A4 Avant in Omagh Northern Ireland

  • Audi A4 Avant in Londonderry Northern Ireland

  • 2024 Audi A4 Avant S Line in Belfast Northern Ireland

  • 2023 Audi A4 Avant S Line in Belfast Northern Ireland

  • 2022 Audi A4 Avant S Line in Belfast Northern Ireland

  • 2020 Audi A4 Avant S Line in Belfast Northern Ireland

  • 2019 Audi A4 Avant S Line in Belfast Northern Ireland

  • 2018 Audi A4 Avant S Line in Belfast Northern Ireland

  • All Used Cars

  • 7 Seater Cars

  • AWD Cars

  • Cheap Automatics

  • Ultra Low Emission Zone (ULEZ) Vehicles

  • Cheap 4x4s

  • Best First Cars

  • Cheap Cars

  • Cheap Classic Cars

  • Automatic Transmission

  • Small Cars With Automatic Transmission

  • Hybrid Cars

  • Small Cars

  • Electric Cars

  • Best Cars for Students

  • Supercars

  • Fuel Efficient Cars

  • Cheap Manual Transmission

  • Crew Cab Vans

  • Cheap Vans

  • Cheap SUVs

  • Best Small SUVs

  • Cheap Estates

  • Classic Trucks

  • Cheap Sports Cars

  • Mercedes-Benz Convertibles

  • BMW Convertibles

  • Mercedes-Benz Estates

  • Cheap BMW 1 Series

  • Cars Under £5,000

Connect with us
Download our app
Download on the App Store Get it on Google Play
  • Company
  • About CarGurus
  • Our team
  • Press
  • Investor relations
  • Price trends
  • Careers
  • Advertise with CarGurus
  • UK Modern Slavery Statement
  • CarGurus tax strategy
  • For dealers
  • Dealer signup
  • Dealer resources
  • Terms
  • Terms of Use
  • Privacy statement
  • Cookie policy
  • Interest-based ads
  • Security
  • Help
  • Help
  • Contact us
    • United States (EN)
    • Estados Unidos (ES)
    • Canada (EN)
    • Canada (FR)
    • United Kingdom

CarGurus UK Limited is an introducer appointed representative of CarFinance 247 Limited (FRN: 653019)

CarFinance 247 Limited are authorised and regulated by the Financial Conduct Authority for credit broking and insurance intermediation. Registered address: Universal Square, North Devonshire Street, Manchester M12 6JH.

CarFinance 247 Limited is a credit broker and not a lender.

© 2026 CarGurus, Inc., All Rights Reserved.

CarGurus UK Limited, 1 Ashley Road, 3rd Floor, Altrincham, Cheshire WA14 2DT