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Cheap flights from Buenos Aires to London from $628

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buenos Aires to London departing on 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Buenos Aires to London

Cheap round-trip flights

These are some of the best round-trip flight deals from Buenos Aires to London that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Buenos Aires to London.

Cheap last minute flights

Planning a quick getaway from Buenos Aires to London? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Buenos Aires to London

Find recent round-trip train or bus tickets from Buenos Aires to London.

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
4:00 pm - 11:50 amEZE-LHR
40h 50m2 stops
1:30 pm - 3:25 pmLHR-EZE
28h 55m3 stops
$1,095
Find Deal
Tue, Mar 11 - Tue, Nov 25
4:00 pm - 11:50 amEZE-LHR
40h 50m2 stops
11:10 am - 3:25 pmLHR-EZE
31h 15m2 stops
$1,101Air Canada
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Tue, Mar 11 - Tue, Nov 25
7:10 pm - 2:55 pmEZE-LHR
16h 45m1 stop
7:40 pm - 5:25 pmLHR-EZE
24h 45m1 stop
$1,303Iberia
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Wed, Feb 12 - Sat, Feb 22
2:20 pm - 10:15 amEZE-LGW
16h 55m1 stop
7:35 pm - 8:40 amLGW-EZE
16h 05m1 stop
$1,331Iberia
Find Deal
Tue, Mar 11 - Tue, Nov 25
1:15 pm - 9:00 amEZE-LGW
16h 45m1 stop
5:25 pm - 7:35 amLGW-EZE
18h 10m1 stop
$1,339Air Europa
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Fri, Mar 7 - Mon, Mar 31
1:15 pm - 9:00 amEZE-LGW
16h 45m1 stop
5:25 pm - 8:50 amLGW-EZE
18h 25m1 stop
$1,380Air Europa
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Mon, Mar 10 - Wed, Nov 26
10:35 pm - 5:15 pmEZE-LHR
15h 40m1 stop
8:00 pm - 4:25 pmLHR-EZE
24h 25m1 stop
$1,382British Airways
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Mon, Feb 17 - Sat, Oct 11
10:35 pm - 5:15 pmEZE-LHR
15h 40m1 stop
10:00 pm - 10:35 amLHR-EZE
16h 35m1 stop
$1,388British Airways
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Mon, Feb 17 - Tue, Oct 7
5:50 pm - 3:50 pmEZE-LHR
19h 00m2 stops
5:30 pm - 7:55 amLHR-EZE
17h 25m1 stop
$1,704Lufthansa
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Mon, Mar 17 - Thu, Mar 27
4:45 pm - 3:40 pmEZE-LHR
18h 55m2 stops
5:30 pm - 6:25 amLHR-EZE
16h 55m1 stop
$1,790Lufthansa
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Sun, Jun 1 - Sun, Jun 15
9:05 pm - 7:30 amEZE-LHR
31h 25m1 stop
$628United Airlines
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Mon, Mar 10
11:55 pm - 7:30 amEZE-LHR
28h 35m1 stop
$630United Airlines
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Mon, Feb 24
2:55 pm - 2:05 pmAEP-LHR
20h 10m1 stop
$735LATAM Airlines
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Mon, Mar 24
1:15 pm - 4:25 pmEZE-LGW
24h 10m1 stop
$744Air Europa
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Mon, Mar 24
1:15 pm - 9:00 amEZE-LGW
16h 45m1 stop
$745Air Europa
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Mon, Mar 24
6:20 pm - 6:15 pmAEP-LHR
20h 55m2 stops
$747LATAM Airlines
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Mon, Mar 24
1:35 pm - 8:35 amEZE-LHR
16h 00m1 stop
$1,108British Airways
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Fri, Jan 24
10:35 pm - 6:50 pmEZE-LGW
17h 15m1 stop
$1,131Iberia
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Tue, Dec 24
7:10 pm - 6:50 pmEZE-LGW
20h 40m1 stop
$1,364British Airways
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Fri, Dec 27
7:10 pm - 6:50 pmEZE-LGW
20h 40m1 stop
$1,969Iberia
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Sun, Jan 5
4:25 pm - 4:05 pmEZE-LHR
20h 40m1 stop
7:35 pm - 8:25 pmLHR-EZE
27h 50m1 stop
$1,418
Find Deal
Sun, Dec 22 - Sat, Jan 25
5:50 pm - 3:45 pmEZE-LHR
18h 55m1 stop
6:30 pm - 7:55 amLHR-EZE
16h 25m1 stop
$1,443Lufthansa
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Sat, Dec 21 - Thu, Jan 2
2:40 pm - 7:15 pmEZE-LHR
25h 35m2 stops
8:05 pm - 11:50 amLHR-EZE
42h 45m2 stops
$1,504SWISS
Find Deal
Sat, Dec 21 - Thu, Jan 2
1:15 pm - 9:00 amEZE-LGW
16h 45m1 stop
5:25 pm - 8:50 amLGW-EZE
18h 25m1 stop
$2,133Air Europa
Find Deal
Fri, Dec 20 - Tue, Feb 4
1:15 pm - 9:00 amEZE-LGW
16h 45m1 stop
5:25 pm - 8:50 amLGW-EZE
18h 25m1 stop
$2,395Air Europa
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Fri, Dec 20 - Mon, Feb 3
10:35 pm - 5:15 pmEZE-LHR
15h 40m1 stop
10:10 pm - 11:50 amLHR-EZE
16h 40m1 stop
$3,806British Airways
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Mon, Dec 23 - Mon, Jan 20
2:55 pm - 6:40 pmAEP-LHR
24h 45m3 stops
8:05 pm - 12:00 pmLHR-AEP
42h 55m2 stops
$4,136SWISS
Find Deal
Thu, Dec 19 - Wed, Feb 5
10:35 pm - 5:15 pmEZE-LHR
15h 40m1 stop
10:10 pm - 11:50 amLHR-EZE
16h 40m1 stop
$4,181British Airways
Find Deal
Mon, Dec 23 - Sat, Jan 25
4:25 pm - 6:25 pmEZE-LCY
23h 00m1 stop
10:00 am - 7:00 amLCY-EZE
24h 00m1 stop
$4,760KLM
Find Deal
Mon, Dec 23 - Thu, Jan 23
4:25 pm - 6:25 pmEZE-LCY
23h 00m1 stop
6:10 pm - 7:00 amLCY-EZE
15h 50m1 stop
$4,847KLM
Find Deal
Mon, Dec 23 - Wed, Jan 22

LATAM Airlines flights from Buenos Aires to London

Our best LATAM Airlines deals on Buenos Aires to London flight tickets
LATAM Airlines
May 13
AEP1:30 pmBuenos Aires Jorge Newbery
21h 35m
1 stop
LHR3:05 pmLondon Heathrow
May 28
LHR9:20 pmLondon Heathrow
16h 40m
1 stop
AEP10:00 amBuenos Aires Jorge Newbery
LATAM Airlines
May 13
EZE6:10 amBuenos Aires Ministro Pistarini
28h 55m
1 stop
LHR3:05 pmLondon Heathrow
May 28
LHR9:20 pmLondon Heathrow
31h 25m
1 stop
EZE12:45 amBuenos Aires Ministro Pistarini
LATAM Airlines
May 13
EZE6:10 amBuenos Aires Ministro Pistarini
28h 55m
1 stop
LHR3:05 pmLondon Heathrow
May 28
LHR9:20 pmLondon Heathrow
31h 25m
1 stop
EZE12:45 amBuenos Aires Ministro Pistarini

Lufthansa flights from Buenos Aires to London

Our best Lufthansa deals on Buenos Aires to London flight tickets
Lufthansa
Dec 21
EZE5:50 pmBuenos Aires Ministro Pistarini
18h 55m
1 stop
LHR3:45 pmLondon Heathrow
Jan 2
LHR6:30 pmLondon Heathrow
16h 25m
1 stop
EZE7:55 amBuenos Aires Ministro Pistarini
Lufthansa
Dec 21
EZE5:50 pmBuenos Aires Ministro Pistarini
19h 00m
2 stops
LHR3:50 pmLondon Heathrow
Jan 2
LHR6:30 pmLondon Heathrow
16h 25m
1 stop
EZE7:55 amBuenos Aires Ministro Pistarini
Lufthansa
Mar 17
EZE5:50 pmBuenos Aires Ministro Pistarini
19h 00m
2 stops
LHR3:50 pmLondon Heathrow
Mar 27
LHR5:30 pmLondon Heathrow
17h 25m
1 stop
EZE7:55 amBuenos Aires Ministro Pistarini

See travel insights to London from

How to get the cheapest flight ticket from Buenos Aires to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London?

The cheapest month to fly to London from Buenos Aires is in April. Flight prices, which tend to average around $1,377, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Buenos Aires averaging around $1,392.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Buenos Aires to London is on a Monday. Travelers who choose to depart for London on a Monday will often find tickets for as low as $1,285. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,549. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Buenos Aires in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,364 when looking at flights departing in the afternoon. Flights to London are more costly in the morning, with an average ticket price of $1,399. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Buenos Aires to London flight route?

Fly from Buenos Aires Ministro Pistarini to London Heathrow for the best Buenos Aires - London flight prices

How far in advance should I book a flight to London?

Most flyers found that booking tickets 2 days in advance of their planned departure date is the best time to get cheap flights to London. During this timeframe, flight prices are around $1,797. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $1,039.

What cabin class options are available on Buenos Aires to London flights?

There are 1 cabin classes available to choose from on Buenos Aires to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Buenos Aires to London flights?

No. A direct flight is the cheapest option for a flight between Buenos Aires to London.

How have Buenos Aires to London flight prices changed over time?

As of December 2024, prices for Buenos Aires to London flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Buenos Aires to London

Are you open to changing your travel dates? Check out the ideal times to fly from Buenos Aires to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buenos Aires to London (BUE to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buenos Aires to London

Best Price Found

$628

Fastest flight time

15h 15m

Direct flights

Mon

Airports in London

3 airports
The best one-way flight to London from Buenos Aires in the past 72 hours is $628. The best round-trip flight deal from Buenos Aires to London found on momondo in the last 72 hours is $1,095.
The fastest flight from Buenos Aires to London takes 15h 15m
Direct flights go from Buenos Aires to London on Monday. The only airline offering direct flights is British Airways.
There are 3 airports near London: London City (LCY), London Heathrow (LHR), London Gatwick (LGW)

  • How far is Buenos Aires to London by plane?

    The distance between Buenos Aires and London is about 6909.8 mi. By plane, this route typically takes 15h 15m.

  • When did momondo last update prices for flights from Buenos Aires to London?

    Prices for flights from Buenos Aires to London are refreshed on a daily basis.

  • How many operators does momondo search for flights from Buenos Aires to London?

  • How old do you have to be to fly from Buenos Aires to London?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buenos Aires to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Buenos Aires to London?

  • What is the most popular airline from Buenos Aires to London?


Best airlines flying from Buenos Aires to London

Compare and see reviews for airlines that fly from Buenos Aires to London with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $1,007Free CancellationRating
6.8
7,091 reviews
Search Lufthansa flights
IberiaPriceFrom $1,148Free CancellationRating
7.0
2,656 reviews
Search Iberia flights
British AirwaysPriceFrom $1,302Free CancellationRating
6.6
6,820 reviews
Search British Airways flights
  • British Airways Flights From Buenos Aires to London

    British Airways is one of the most popular airlines flying from Buenos Aires to London, operating 7 flights/week on average for this route. A good British Airways flight deal for Buenos Aires to London starts from $1,302 round-trip, up to an average price of $1,517. Our users have rated British Airways at 6.6/10.


Why use momondo?

Why should I use momondo to find a flight deal from Buenos Aires to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buenos Aires to London. momondo saves you time and could save you money on your trip.

Can I find flights from Buenos Aires to London with flexible booking policies on momondo?

Flights from Buenos Aires to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Buenos Aires to London?

Once all potential Buenos Aires to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Buenos Aires to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Buenos Aires to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London