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Cheap flights from London Heathrow Airport to Buenos Aires from $470

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Buenos Aires departing on 6/17. 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 London Heathrow Airport to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Avianca Logo
10:05 pm - 5:40 am
LHR
-
EZE
35h 35m
1 stop
Avianca Logo
4:50 pm - 3:35 pm
EZE
-
LHR
18h 45m
1 stop
$969Avianca
Thu, May 7 - Thu, May 21
Avianca Logo
10:05 pm - 3:40 pm
LHR
-
EZE
21h 35m
1 stop
Avianca Logo
4:50 pm - 3:35 pm
EZE
-
LHR
18h 45m
1 stop
$1,023Avianca
Thu, Apr 23 - Thu, May 14
Avianca Logo
10:05 pm - 12:25 am
LHR
-
EZE
30h 20m
1 stop
Avianca Logo
4:50 pm - 3:35 pm
EZE
-
LHR
18h 45m
1 stop
$1,039Avianca
Wed, May 6 - Thu, May 14
Avianca Logo
10:05 pm - 3:40 pm
LHR
-
EZE
21h 35m
1 stop
Avianca Logo
4:50 pm - 3:35 pm
EZE
-
LHR
18h 45m
1 stop
$1,046Avianca
Wed, Apr 15 - Wed, Apr 22
Avianca Logo
10:05 pm - 3:40 pm
LHR
-
EZE
21h 35m
1 stop
Avianca Logo
4:50 pm - 3:35 pm
EZE
-
LHR
18h 45m
1 stop
$1,060Avianca
Wed, May 6 - Thu, May 14
Avianca Logo
10:05 pm - 3:40 pm
LHR
-
EZE
21h 35m
1 stop
Avianca Logo
4:50 pm - 3:35 pm
EZE
-
LHR
18h 45m
1 stop
$1,062Avianca
Wed, May 6 - Thu, May 14
Multiple Airlines Logo
6:40 pm - 10:50 am
LHR
-
EZE
20h 10m
2 stops
Multiple Airlines Logo
4:35 pm - 2:40 pm
EZE
-
LHR
18h 05m
1 stop
$1,065Multiple Airlines
Tue, May 12 - Mon, Jun 8
Lufthansa Logo
11:30 am - 6:25 am
LHR
-
EZE
22h 55m
1 stop
Lufthansa Logo
4:35 pm - 2:40 pm
EZE
-
LHR
18h 05m
1 stop
$1,079Lufthansa
Tue, May 19 - Wed, Jun 17
Avianca Logo
10:05 pm - 3:40 pm
LHR
-
EZE
21h 35m
1 stop
Avianca Logo
4:50 pm - 3:35 pm
EZE
-
LHR
18h 45m
1 stop
$1,089Avianca
Thu, Apr 23 - Thu, May 14
Avianca Logo
10:05 pm - 3:40 pm
LHR
-
EZE
21h 35m
1 stop
Avianca Logo
4:50 pm - 3:35 pm
EZE
-
LHR
18h 45m
1 stop
$1,111Avianca
Mon, Apr 27 - Wed, May 6

Turkish Airlines flights from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport

Our best Turkish Airlines deals on London Heathrow Airport to Buenos Aires Ministro Pistarini Airport flight tickets
Turkish Airlines
Jun 30
LHR4:45 pmLondon Heathrow
33h 40m
2 stops
EZE10:25 pmBuenos Aires Ministro Pistarini
Jul 29
EZE11:55 pmBuenos Aires Ministro Pistarini
36h 45m
2 stops
LHR4:40 pmLondon Heathrow
$1,144
Turkish Airlines
Jun 29
LHR10:40 pmLondon Heathrow
27h 45m
2 stops
EZE10:25 pmBuenos Aires Ministro Pistarini
Jul 29
EZE11:55 pmBuenos Aires Ministro Pistarini
42h 30m
2 stops
LHR10:25 pmLondon Heathrow
$1,165
Turkish Airlines
Jun 29
LHR10:40 pmLondon Heathrow
27h 45m
2 stops
EZE10:25 pmBuenos Aires Ministro Pistarini
Jul 27
EZE11:55 pmBuenos Aires Ministro Pistarini
29h 55m
2 stops
LHR9:50 amLondon Heathrow
$1,171

American Airlines flights from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport

Our best American Airlines deals on London Heathrow Airport to Buenos Aires Ministro Pistarini Airport flight tickets
American Airlines
Apr 14
LHR12:15 pmLondon Heathrow
21h 55m
1 stop
EZE6:10 amBuenos Aires Ministro Pistarini
Apr 27
EZE9:05 pmBuenos Aires Ministro Pistarini
29h 20m
1 stop
LHR6:25 amLondon Heathrow
$1,216
American Airlines
Apr 4
LHR6:05 pmLondon Heathrow
20h 50m
1 stop
EZE10:55 amBuenos Aires Ministro Pistarini
Apr 18
EZE9:05 pmBuenos Aires Ministro Pistarini
29h 35m
1 stop
LHR6:40 amLondon Heathrow
$1,337
American Airlines
Apr 4
LHR3:00 pmLondon Heathrow
21h 50m
1 stop
EZE8:50 amBuenos Aires Ministro Pistarini
Apr 18
EZE9:05 pmBuenos Aires Ministro Pistarini
29h 35m
1 stop
LHR6:40 amLondon Heathrow
$1,338

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport 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, momondo users made 832,500 searches. Data last updated April 3, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Thu 5/7

10:05 pm-5:40 am

1 stop35h 35m

Buenos Aires Ministro Pistarini

Thu 5/21

4:50 pm-3:35 pm

1 stop18h 45m

$969

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Thu 4/23

10:05 pm-3:40 pm

1 stop21h 35m

Buenos Aires Ministro Pistarini

Thu 5/14

4:50 pm-3:35 pm

1 stop18h 45m

$1,023

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Wed 5/6

10:05 pm-12:25 am

1 stop30h 20m

Buenos Aires Ministro Pistarini

Thu 5/14

4:50 pm-3:35 pm

1 stop18h 45m

$1,039

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Wed 4/15

10:05 pm-3:40 pm

1 stop21h 35m

Buenos Aires Ministro Pistarini

Wed 4/22

4:50 pm-3:35 pm

1 stop18h 45m

$1,046

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Wed 5/6

10:05 pm-3:40 pm

1 stop21h 35m

Buenos Aires Ministro Pistarini

Thu 5/14

4:50 pm-3:35 pm

1 stop18h 45m

$1,060

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Wed 5/6

10:05 pm-3:40 pm

1 stop21h 35m

Buenos Aires Ministro Pistarini

Thu 5/14

4:50 pm-3:35 pm

1 stop18h 45m

$1,062
Quickest round-trip

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Tue 5/12

6:40 pm-10:50 am

2 stops20h 10m

Buenos Aires Ministro Pistarini

Mon 6/8

4:35 pm-2:40 pm

1 stop18h 05m

$1,065

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Tue 5/19

11:30 am-6:25 am

1 stop22h 55m

Buenos Aires Ministro Pistarini

Wed 6/17

4:35 pm-2:40 pm

1 stop18h 05m

$1,079

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Thu 4/23

10:05 pm-3:40 pm

1 stop21h 35m

Buenos Aires Ministro Pistarini

Thu 5/14

4:50 pm-3:35 pm

1 stop18h 45m

$1,089

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Mon 4/27

10:05 pm-3:40 pm

1 stop21h 35m

Buenos Aires Ministro Pistarini

Wed 5/6

4:50 pm-3:35 pm

1 stop18h 45m

$1,111

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport

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 typical price of a round-trip flight between London Heathrow Airport and Buenos Aires Ministro Pistarini Airport?

What is the cheapest month to fly to Buenos Aires Ministro Pistarini Airport?

If you aren’t able to travel during the month of November, then book flights to Buenos Aires Ministro Pistarini Airport from London Heathrow Airport during February instead. Flights to Buenos Aires Ministro Pistarini Airport in February, while not as cheap as those in November, still average around $1,175.

What is the cheapest London Heathrow to Buenos Aires Ministro Pistarini flight route?

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

How far in advance should I book a flight to Buenos Aires Ministro Pistarini Airport?

You are more likely to see cheaper flights to Buenos Aires Ministro Pistarini Airport from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires Ministro Pistarini Airport for around $1,391 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires Ministro Pistarini Airport from London Heathrow Airport for as low as $1,138 on momondo.

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

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

How have London Heathrow Airport to Buenos Aires Ministro Pistarini Airport flight prices changed over time?

As of April 2026, prices for London Heathrow Airport to Buenos Aires Ministro Pistarini Airport flights are approximately 14% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport

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

Cheap London Heathrow Airport to Buenos Aires Ministro Pistarini Airport (LHR to EZE) flight deals and tips

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

Fastest flight time

17h 00m

Direct flights

Mon and Thu
The fastest flight from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport takes 17h 00m
Direct flights go from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport on Monday and Thursday. There are no airlines offering direct flights.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport

  • How far is London Heathrow to Buenos Aires Ministro Pistarini by plane?

    The straight-line distance from London Heathrow to Buenos Aires Ministro Pistarini is 6915.3 mi. 17h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport?

    Prices for flights from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport.

  • What documentation or ID do you need to fly to Buenos Aires Ministro Pistarini Airport?

    The required travel and health documents for your Buenos Aires Ministro Pistarini Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires Ministro Pistarini Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport?

Why use momondo?

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

Finding the right flight to Buenos Aires from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buenos Aires quick and easy, saving you time and money.

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

Yes. All flights to Buenos Aires from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Buenos Aires from London.

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

Yes momondo offers price alerts on flights to Buenos Aires from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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