What’s the cost of a flight from London to Buenos Aires?

Prices vary based on date, airline, and availability. Compare several options if you're flying between London and Buenos Aires.

The lowest fare seen in the past 15 days was £392.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

What are the airport options between London and Buenos Aires?

If both departure and destination cities offer multiple airports, comparing them can help you save time and money.

• Airports in London: London has 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
• Airports in Buenos Aires: 3 airports serve Buenos Aires - El Palomar, Jorge Newbery, Ministro Pistarini.

Some airports have different terminals for low-cost and traditional airlines — knowing in advance can save time. You can filter results to see only the airports that suit you.

Refine your flight search from London to Buenos Aires

With Jetcost, it’s easy to narrow down results to find flights that match your schedule and preferences. You can filter by airline, price, trip type, and more — including offers from Expedia, eDreams, and top carriers.

Other popular destinations

Also looking at Argentina? These cities are trending: Buenos Aires, Córdoba, Iguazu, Mendoza, San Carlos de Bariloche.

Online agencies can show different offers for the same flight — it’s worth comparing. Filters let you narrow things down further, like selecting a specific time slot to find flights that suit you best.