Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Iberia

The cheapest airline(s) flying from London to Buenos Aires is Iberia.

  • Iberia Iberia
  • LATAM Airlines Group SA LATAM Airlines Group SA
  • Swiss Swiss
  • Air Canada Air Canada
Cheapest Month April

Travel Period: March 2025 - February 2026

The cheapest month(s) to fly from London to Buenos Aires is April.

  • Mar 2025
  • Apr 2025
  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
  • Oct 2025
  • Nov 2025
  • Dec 2025
  • Jan 2026
  • Feb 2026
Cheapest Day of the Week Wednesday

The cheapest day(s) of the week to fly from London to Buenos Aires is Wednesday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday

Flight Schedules

Last Updated: Sun, 2 Feb, 2025

  • Time Earliest
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  • Depart Earliest
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    • Airline Filter by Airline
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      • Availability
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      • 22:10 LHR
        11:50 EZE
        16Hrs, 40m Direct
      • LHRLondon Heathrow Airport 22:10 - EZE 11:50 16h 40m Direct
      • LHRLondon Heathrow Airport 22:10
      • EZEBuenos Aires Ministro Pistarini Airport 11:50
      • 16h 40m
      • Direct
      • British Airways (BA 249)Airbus A351
      • British Airways (BA 249)
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      • Airbus A351
      • 06:20 LHR
        21:00 EZE
        17Hrs, 40m 1 Stop (MAD)
      • LHRLondon Heathrow Airport 06:20 - EZE 21:00 17h 40m 1 Stop (MAD) Madrid
      • LHRLondon Heathrow Airport 06:20
        MADMadrid Barajas Airport 12:25
      • MADMadrid Barajas Airport 09:50
        EZEBuenos Aires Ministro Pistarini Airport 21:00
      • 17h 40m (2h 35m)
      • 1 Stop MAD · Madrid 2h 35m
      • British Airways (BA 456)Airbus A320 Neo
        Iberia (IB 107)Airbus A350
      • British Airways (BA 456)
        • -
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        • -
        • -
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      • 11:35 LCY
        04:40 EZE
        20Hrs, 05m 1 Stop (FCO)
      • LCYLondon City Airport 11:35 - EZE 04:40 20h 05m 1 Stop (FCO) Rome
      • LCYLondon City Airport 11:35
        FCORome Fiumicino Airport 18:15
      • FCORome Fiumicino Airport 15:10
        EZEBuenos Aires Ministro Pistarini Airport 04:40
      • 20h 05m (3h 05m)
      • 1 Stop FCO · Rome 3h 05m
      • ITA Airways (AZ 211)Airbus A220 100 Passenger
        Aerolineas Argentinas (AR 1141)Airbus
      • ITA Airways (AZ 211)
        • -
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      • 13:45 LCY
        07:00 EZE
        20Hrs, 15m 1 Stop (AMS)
      • LCYLondon City Airport 13:45 - EZE 07:00 20h 15m 1 Stop (AMS) Amsterdam
      • LCYLondon City Airport 13:45
        AMSAmsterdam Airport 21:20
      • AMSAmsterdam Airport 15:55
        EZEBuenos Aires Ministro Pistarini Airport 07:00
      • 20h 15m (5h 25m)
      • 1 Stop AMS · Amsterdam 5h 25m
      • KLM (KL 988)Embraer Emb E90
        KLM (KL 701)Boeing 787 9
      • KLM (KL 988)
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        • -
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      • 16:10 LGW
        11:10 EZE
        22Hrs, 00m 1 Stop (BCN)
      • LGWLondon Gatwick Airport 16:10 - EZE 11:10 22h 1 Stop (BCN) Barcelona
      • LGWLondon Gatwick Airport 16:10
        BCNBarcelona Airport 01:30
      • BCNBarcelona Airport 19:15
        EZEBuenos Aires Ministro Pistarini Airport 11:10
      • 22h (6h 15m)
      • 1 Stop BCN · Barcelona 6h 15m
      • Vueling Airlines (VY 7825)Airbus Industrie A320 Sharklets
        Iberia (IB 2601)Airbus Industrie A330 200
      • Vueling Airlines (VY 7825)
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      • 16:25 LHR
        07:00 EZE
        17Hrs, 35m 1 Stop (AMS)
      • LHRLondon Heathrow Airport 16:25 - EZE 07:00 17h 35m 1 Stop (AMS) Amsterdam
      • LHRLondon Heathrow Airport 16:25
        AMSAmsterdam Airport 21:20
      • AMSAmsterdam Airport 18:40
        EZEBuenos Aires Ministro Pistarini Airport 07:00
      • 17h 35m (2h 40m)
      • 1 Stop AMS · Amsterdam 2h 40m
      • KLM (KL 1010)Embraer 195 E2
        KLM (KL 701)Boeing 787 9
      • KLM (KL 1010)
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      • 16:35 LHR
        08:40 EZE
        19Hrs, 05m 1 Stop (MAD)
      • LHRLondon Heathrow Airport 16:35 - EZE 08:40 19h 05m 1 Stop (MAD) Madrid
      • LHRLondon Heathrow Airport 16:35
        MADMadrid Barajas Airport 23:59
      • MADMadrid Barajas Airport 20:05
        EZEBuenos Aires Ministro Pistarini Airport 08:40
      • 19h 05m (3h 54m)
      • 1 Stop MAD · Madrid 3h 54m
      • British Airways (BA 464)Airbus A320 Neo
        Iberia (IB 101)Airbus A359
      • British Airways (BA 464)
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      • 17:05 LHR
        07:00 EZE
        16Hrs, 55m 1 Stop (AMS)
      • LHRLondon Heathrow Airport 17:05 - EZE 07:00 16h 55m 1 Stop (AMS) Amsterdam
      • LHRLondon Heathrow Airport 17:05
        AMSAmsterdam Airport 21:20
      • AMSAmsterdam Airport 19:25
        EZEBuenos Aires Ministro Pistarini Airport 07:00
      • 16h 55m (1h 55m)
      • 1 Stop AMS · Amsterdam 1h 55m
      • KLM (KL 1012)Embraer 195 E2
        KLM (KL 701)Boeing 787 9
      • KLM (KL 1012)
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      • 17:25 LGW
        11:10 EZE
        20Hrs, 45m 1 Stop (BCN)
      • LGWLondon Gatwick Airport 17:25 - EZE 11:10 20h 45m 1 Stop (BCN) Barcelona
      • LGWLondon Gatwick Airport 17:25
        BCNBarcelona Airport 01:30
      • BCNBarcelona Airport 20:30
        EZEBuenos Aires Ministro Pistarini Airport 11:10
      • 20h 45m (5h)
      • 1 Stop BCN · Barcelona 5h
      • Vueling Airlines (VY 7841)Airbus
        Iberia (IB 2601)Airbus Industrie A330 200
      • Vueling Airlines (VY 7841)
        • -
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      • 17:55 LCY
        07:00 EZE
        16Hrs, 05m 1 Stop (AMS)
      • LCYLondon City Airport 17:55 - EZE 07:00 16h 05m 1 Stop (AMS) Amsterdam
      • LCYLondon City Airport 17:55
        AMSAmsterdam Airport 21:20
      • AMSAmsterdam Airport 20:10
        EZEBuenos Aires Ministro Pistarini Airport 07:00
      • 16h 05m (1h 10m)
      • 1 Stop AMS · Amsterdam 1h 10m
      • KLM (KL 992)Embraer Emb E90
        KLM (KL 701)Boeing 787 9
      • KLM (KL 992)
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      • 20:15 LHR
        09:40 AEP
        16Hrs, 25m 1 Stop (GRU)
      • LHRLondon Heathrow Airport 20:15 - AEP 09:40 16h 25m 1 Stop (GRU) Sao Paulo
      • LHRLondon Heathrow Airport 20:15
        GRUSao Paulo Guarulhos Intl Airport 06:40
      • GRUSao Paulo Guarulhos Intl Airport 05:00
        AEPBuenos Aires Aeroparque J. Newbery Airport 09:40
      • 16h 25m (1h 40m)
      • 1 Stop GRU · Sao Paulo 1h 40m
      • LATAM Airlines Group SA (LA 8085)Boeing 777 300
        LATAM Airlines Group SA (LA 8032)Airbus
      • LATAM Airlines Group SA (LA 8085)
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        • S
      • 20:50 LHR
        11:10 EZE
        17Hrs, 20m 1 Stop (BCN)
      • LHRLondon Heathrow Airport 20:50 - EZE 11:10 17h 20m 1 Stop (BCN) Barcelona
      • LHRLondon Heathrow Airport 20:50
        BCNBarcelona Airport 01:30
      • BCNBarcelona Airport 23:59
        EZEBuenos Aires Ministro Pistarini Airport 11:10
      • 17h 20m (1h 31m)
      • 1 Stop BCN · Barcelona 1h 31m
      • Vueling Airlines (VY 6653)Airbus Industrie A320 Sharklets
        Iberia (IB 2601)Airbus Industrie A330 200
      • Vueling Airlines (VY 6653)
        • -
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      What’s the fastest flight time from London to Buenos Aires?

      The fastest flight time for direct flights from London to Buenos Aires is 16 hours 40 minutes. Check latest flight schedules & prices on Wego.

      What’s the most popular airline flying from London to Buenos Aires?

      The most popular airline flying from London to Buenos Aires is Air Europa. Find the latest flight deals on Wego.

      How far is Buenos Aires from London?

      The flight distance between London and Buenos Aires is 11128km. Check all available flights on Wego.

      When is the earliest and latest flight of the day?

      The earliest flight of the day departs at 06:20. The last flight of the day departs at 06:20. See the full list of flight times on Wego.

      How many airlines offer direct flights from London to Buenos Aires?

      There are 1 airlines that offer direct flights from London to Buenos Aires. Find out the list of airlines on Wego.

      Popular Airlines Flying From London to Buenos Aires

      Air Europa ‏()

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