Cheap flights from London to Buenos Aires

Cheapest current fares: $578 in May 2026 on connecting flights.

Live fares · LHR → EZE

Cheapest month-by-month fares

Lowest available fare per calendar month from London (LHR) to Buenos Aires (EZE). Refreshed daily.

London (LHR) → Buenos Aires (EZE)

  1. May 2026 $578
  2. June 2026 $594
  3. August 2026 $1095
  4. July 2026 $1307

Frequently asked questions

  • What is the cheapest month to fly from London to Buenos Aires?

    Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from London (LHR) to Buenos Aires (EZE), with fares starting from $578.

  • What is the lowest current fare from LHR to EZE?

    The lowest currently-listed fare from London (LHR) to Buenos Aires (EZE) is $578 on 2026-05-25.

  • Is there a direct flight from London to Buenos Aires?

    There is currently no non-stop service from LHR to EZE. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.