Cheapest one-way
£ 718.90
Alitalia · 1 stop · 16 hr 45 min
One-way tickets on EZE–LHR recently started around £ 718.90.
Flights from Buenos Aires to London
Compare Buenos Aires to London flights on BookingTrolley, where the lowest tracked fare was £ 1,437.80. Check airlines, nonstop options and the cheapest months to fly.
Buenos Aires to London flights overview
BookingTrolley's most recent fare data for the Buenos Aires to London route shows tickets from £ 1,437.80. Across the months we have sampled, the typical round-trip fare averages about £ 1,892.05. Nov tends to be the cheapest month to fly (around £ 1,437.80), while Oct is usually the most expensive at about £ 3,679.03 — a swing of roughly 156%.
A direct Buenos Aires to London flight spans roughly 11,137 km and takes about 15 hr 45 min in the air. BookingTrolley found 12 airlines currently compete on the EZE–LHR corridor, with Alitalia posting one of the lowest fares at £ 1,437.80. One of them offers a nonstop option, which saves layover time but can cost more than connecting itineraries.
Frequently asked questions about flying from Buenos Aires to London
Tuesday and Wednesday are typically the cheapest days to fly from Buenos Aires to London. According to BookingTrolley fare data on the Buenos Aires to London route (EZE–LHR), round-trip tickets started at £ 1,437.80. United Kingdom travellers often save by shifting 3–4 days around their preferred date on BookingTrolley.
The cheapest airlines on Buenos Aires to London are Alitalia (from £ 1,437.80), KLM (from £ 1,586.32), Iberia (from £ 1,606.86), according to BookingTrolley's multi-provider comparison priced for the United Kingdom market currency when available.
The cheapest flights from Buenos Aires to London started at £ 1,437.80 round trip with one stop on Alitalia, per BookingTrolley data relevant to United Kingdom shoppers. Fares fluctuate with demand.
A nonstop flight from Buenos Aires to London takes about 15 hr 45 min in the air on the fastest outbound leg, based on BookingTrolley itinerary data from recent searches. Connecting flights add layover time and can extend total travel to a full day or more.
Shoulder season around peak holidays often pairs softer airfares with lighter crowds. According to BookingTrolley fare data on the Buenos Aires to London route (EZE–LHR), round-trip tickets started at £ 1,437.80. BookingTrolley suggests booking 4–8 weeks ahead for routes like Buenos Aires to London.
Use BookingTrolley's flexible-date comparison for Buenos Aires (EZE) to London (LHR) to see which days cost least. Avoiding Friday–Sunday peaks is one of the fastest ways for United Kingdom travellers to cut the ticket price.
Find cheap flights on popular routes
Explore fares from Buenos Aires, into London, and on related corridors with BookingTrolley.
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