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Cheap flights from Buenos Aires to London, ON from C$ 1,985

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
BUE — YXU
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Buenos Aires to London

Discover tips and strategies to find the most affordable flight options for your journey from Buenos Aires (BUE) to London (YXU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 September 2025.

Round-trip from

C$ 1,985
29/10-5/11
  • 29/10-5/11
  • 4 total stops
  • 57h 26m total
  • Buenos Aires to London
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Find flight deals from Buenos Aires to London

Cheapest flights from Buenos Aires to London
Explore the most affordable flight options available from Buenos Aires to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Wed 29/104:45 p.m.EZE - YXU
2 stops25h 21mMultiple Airlines
Wed 5/115:45 a.m.YXU - EZE
2 stops32h 05mMultiple Airlines
Deal found 14/9C$ 1,985

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buenos Aires to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Buenos Aires to London that are best for you.

Fly from

Buenos Aires

Fly to

London

Route

Depart

Return

Price

Buenos AiresLondon

EZE - YXU

EZEYXU

Buenos Aires Ministro Pistarini

Wed 29/10

11:25 p.m.-9:21 p.m.

3 stops22h 56m

London

Wed 5/11

5:40 p.m.-3:50 p.m.

2 stops20h 10m

C$ 3,868

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Best time to book a flight from Buenos Aires to London

Have a flexible travel schedule? Discover the best time to fly to London from Buenos Aires with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Buenos Aires to London

What is the cheapest month to book a flight from Buenos Aires to London, Ontario?

Currently, October is the cheapest month in which you can book a flight from Buenos Aires to London, Ontario (average of C$ 243). Flying from Buenos Aires to London, Ontario in December is currently the most expensive (average of C$ 478). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Buenos Aires to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to London from Buenos Aires?

    London (YXU) is the airport you will fly into if you book a flight from Buenos Aires to London. You should not have trouble finding flights to London from Buenos Aires; the airport handles an average of 0 inbound flights from Buenos Aires per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the London airport from Buenos Aires. It is only a 8.6 km journey from London (YXU) to London’s city centre.

  • Can I find deals for flights from Buenos Aires to London that include hotel bookings?

    Yes. In addition to deals on Buenos Aires to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buenos Aires to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buenos Aires to London.

  • Can I find deals for business class flights from Buenos Aires to London?

    Yes. Cheapflights offers flight deals from Buenos Aires to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buenos Aires to London, Ontario?

    Currently, October is the cheapest month in which you can book a flight from Buenos Aires to London, Ontario (average of C$ 243). Flying from Buenos Aires to London, Ontario in December is currently the most expensive (average of C$ 478). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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