Journey information
Overview: London to Buenos Aires flight
Flights from London to Buenos Aires depart on average 126 times per day, taking around 16h 0m. Cheap flight tickets for this journey start at £616 if you book in advance.
There are 1 flights per day. The earliest flight runs at 00:25, the last at 23:55. The fastest flight covers the 11129 km distance in 16h 25m. April is the cheapest month to fly.
Distance 11129 km |
Average flight duration 16h 0m |
Cheapest ticket price £616 |
Flights per day 126 |
Direct flights 1 |
Fastest flight 16h 25m |
First flight 0:25 |
Last flight 23:55 |
Cheapest Month Apr |
Cheapest Day Mon |
High Season Oct - Dec |
Low Season Apr - Jun |
Busiest Day Sat |
Least Busy Day Sun |
Best time to book 2 days |
The cheapest and fastest flights from London to Buenos Aires
Cheapest price
£647
Average price
£707
Fastest journey
18 h 30 m
Average duration
1 d 1 h 46 m
Flights per day
5
Distance
11129 km
The best way to find a cheap flight ticket from London to Buenos Aires is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from London to Buenos Aires will cost around £707 if you buy it on the day, but you can find cheap flight tickets today for only £647.
Of the 5 flights that leave London for Buenos Aires every day 5 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
These direct flights cover the 11129 km distance in an average of 1 d 1 h 46 m but if you time it right, some flights will get you there in just 18 h 30 m .
The slowest flights will take 1 d 9 h and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
21:0533h00London6:05Buenos Aires£6471One-way0 changes
20:1518h30London14:45Buenos Aires£6681One-way0 changes
13:2523h15London12:40Buenos Aires£6841One-way0 changes
21:4034h30London8:10Buenos Aires£7351One-way0 changes
19:2028h00London23:20Buenos Aires£8031One-way0 changes
20:1518h30London14:45Buenos Aires£6681One-way0 changes
13:2523h15London12:40Buenos Aires£6841One-way0 changes
19:4026h03London21:43Buenos Aires£9861One-way0 changes
19:2028h00London23:20Buenos Aires£8031One-way0 changes
21:0533h00London6:05Buenos Aires£6471One-way0 changes
Live departures
London to Buenos Aires flight times
The table below shows live departures for London to Buenos Aires flights for tomorrow, Friday 17 April. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 10:00 London | 36h00 | 22:00 Buenos Aires | 0 changesdirect | |
![]() | 13:25 London | 23h15 | 12:40 Buenos Aires | 0 changesdirect | |
![]() | 20:15 London | 18h30 | 14:45 Buenos Aires | 0 changesdirect | |
![]() | 21:05 London | 33h00 | 6:05 Buenos Aires | 0 changesdirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
How far in advance should I book flight tickets from London to Buenos Aires?
Compare prices and tickets London to Buenos Aires by flight
Compare flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
18 Apr
19 Apr
20 Apr
22 Apr
23 Apr
26 Apr
27 Apr
28 Apr
29 Apr
01 May
02 May
03 May
05 May
06 May
Why should you book London to Buenos Aires flights with Omio?
Why book with Omio vs Latam Airlines?
- Compare with other providers: On Omio, you can not only buy tickets for Latam Airlines, but also compare tickets for the likes of British Airways, Iberia, Air Europa or ITA to find the best option for your trip from London to Buenos Aires.
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
Why book with Omio over Kayak, Edreams or Skyscanner?
- Compare with other providers: On Omio, you can also compare tickets for the likes of British Airways, Iberia, Air Europa or ITA to find the best option for your trip from London to Buenos Aires.
Airlines: Latam Airlines, British Airways, Iberia, Air Europa, ITA, Lufthansa, KLM, Air France, Avianca, Aerolineas Argentinas from London to Buenos AiresFind the best flights between London to Buenos Aires with Omio's travel partners Latam Airlines, British Airways, Iberia, Air Europa, ITA, Lufthansa, KLM, Air France, Avianca, Aerolineas Argentinas from £616. We can find you the best deals, schedules and tickets when comparing and booking the best trip.
British Airways
ITA
Lufthansa
Air France
Avianca
Aerolineas Argentinas
Latam Airlines
Iberia
Air Europa
KLM
FAQs: London to Buenos Aires flights
Find answers to the most common questions about traveling from London to Buenos Aires by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Buenos Aires, this guide helps you travel smarter and with confidence.

popular airports
Important Stations and Airports in London and Buenos Aires
- Free Wi-Fi available throughout the airport for up to 4 hours.
- Shops are located throughout all terminals, including Harrods and World Duty Free.
- Short Stay parking available near each terminal, approximately 6.3€ (£5.30) for 30 minutes.
- Available outside the terminal.
- Assistance.
- Available throughout the airport, including accessible facilities.
- Yes
- Lounges available in all terminals, including British Airways and Plaza Premium lounges.
- Located at each terminal, contact Heathrow Airport Lost Property.
- Bus: 105, 111, 140, 285, 423
- Metro: Piccadilly Line
- Train: Heathrow Express, TfL Rail
- Free Wi-Fi available throughout the airport.
- Shops in the terminal, including WHSmith and Aelia Duty-Free.
- Short-term and long-term parking available, starting at approximately 4.2€ (£3.50) per hour.
- Available outside the terminal.
- Elevators, ramps.
- Available throughout the airport.
- Lounge available, including the First Class Lounge.
- Located in the terminal, contact information desk.
- DLR
- Bus 473
- Bus 474
- Free Wi-Fi available throughout the airport for 90 minutes.
- Shops are located in both terminals, including Harrods and World Duty Free.
- Short stay parking available at both terminals, approximately 6€ (£5) for 30 minutes.
- Available outside the terminal.
- Assistance.
- Available throughout the airport, including accessible facilities.
- Yes
- Lounges available in both terminals, including No1 Lounge and Club Aspire.
- Located in the South Terminal, inquiries can be made online or in person.
- Train: Gatwick Express, Southern, Thameslink
- Bus: National Express, Metrobus
- Free Wi-Fi available throughout the airport.
- Shops are available in all terminals, including duty-free stores and local brands.
- Parking available with short-term and long-term options, approximately 1.9€ ($2) per hour.
- Restaurants are located in all terminals, offering Argentine cuisine and intertiol options like McDold's and Starbucks.
- Available outside the terminal.
- Elevators, ramps
- Available throughout the airport.
- Hotels within walking distance, such as the Holiday Inn Buenos Aires Ezeiza Airport.
- Showers are available in some lounges, typically included in lounge access fees.
- Lounges available, including the Aeropuertos VIP Club, with amenities like food, drinks, and showers.
- Lost and Found located in terminal A, near the information desk.
- Car rental services are available from major companies like Hertz and Avis.
- Bus Line 8, Ezeiza Airport Stop, 22 km
- Free Wi-Fi available throughout the airport.
- Shops include duty-free and local brands, mainly in the departures area.
- Parking available, short-term parking costing approximately 0.16€ (ARS 60) per hour.
- Several restaurants available, including fast food and local cuisine, mainly in the food court area
- Available outside the terminal.
- Elevators, ramps
- Available throughout the airport.
- Hotels nearby, such as the Aeroparque Inn & Suites, within walking distance.
- Lounges available, including Aeropuertos VIP Club.
- Lost and Found located in the arrivals area.
- Car rental services available, with major companies like Hertz and Avis located in the arrivals area
- Bus Line 33, 45, 160, Aeroparque stop, 8 km
More options for your journey from London to Buenos Aires
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