Cheap Flights from London to Buenos Aires
Browse current best options from London. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
London
RatePunk searches hundreds of travel sites at once for deals on flights to Buenos Aires
Prices updated 24 days ago
486,190 searches this week
171 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from London to Buenos Aires
Explore current cheapest deals departing from London to Buenos Aires
Round trip
Sort by: Cheapest
September 12 - September 21
LHR - Buenos Aires
$1,435
$981
Round trip
November 19 - November 28
LHR - Buenos Aires
$1,470
$981
Round trip
November 16 - November 25
LHR - Buenos Aires
$1,466
$981
Round trip
November 17 - November 26
LHR - Buenos Aires
$1,466
$982
Round trip
November 21 - November 30
LHR - Buenos Aires
$1,482
$982
Round trip
November 18 - November 27
LHR - Buenos Aires
$1,466
$991
Round trip
September 16 - September 25
LHR - Buenos Aires
$1,441
$1,007
Round trip
November 11 - November 20
LHR - Buenos Aires
$1,474
$1,007
Round trip
November 15 - November 24
LHR - Buenos Aires
$1,466
$1,007
Round trip
November 21 - November 27
LHR - Buenos Aires
$1,476
$1,007
Round trip
Unlock all 500+ flight deals to Buenos Aires and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from London to Buenos Aires
How much is a round trip from London to Buenos Aires
Regular price: $1,259 - $1,711
Prices for flights from London to Buenos Aires are currently below the regular range.
The regular price range for this route is between $1259 and $1711. The current lowest deal is $981 with Avianca, for travel from Sep 12-Sep 21.
now $981
Low $1,259
High $1,711
The cheapest time to fly from London to Buenos Aires
The cheapest month to fly from London to Buenos Aires is April, with a median price of $695. The most expensive month is December, with a median price of $2575. Prices are generally lower from January to August.
April
Flights from $695
December
Flights from $2,575
Direct flights from London to Buenos Aires
Avianca
Air Canada
Allegro
Lufthansa
Last-minute flights going from London to Buenos Aires
Thu, Jun 18
LHR - Buenos Aires
London (LHR) - Buenos Aires (EZE)
Avianca
$1,648
$1,022
One-way
Thu, Jun 18
LHR - Buenos Aires
London (LHR) - Buenos Aires (EZE)
Avianca
$1,813
$1,031
One-way
Thu, Jun 18
LHR - Buenos Aires
London (LHR) - Buenos Aires (AEP)
Avianca
$1,729
$1,082
One-way
Fri, Jun 19
LHR - Buenos Aires
London (LHR) - Buenos Aires (EZE)
Avianca
$1,814
$1,128
One-way
Tue, Jun 23
LHR - Buenos Aires
London (LHR) - Buenos Aires (EZE)
Avianca
$1,749
$1,028
One-way
Tue, Jun 23
LHR - Buenos Aires
London (LHR) - Buenos Aires (EZE)
Avianca
$1,734
$1,031
One-way
Biggest price drops on these dates for flights from London to Buenos Aires
Jun 18 - Jun 22
$1,813 → $1,031
43%
Dec 1 - Dec 15
$1,806 → $1,060
41%
Jun 23 - Jun 25
$1,749 → $1,028
41%
Jun 23 - Jun 26
$1,734 → $1,031
41%
Popular Airports to fly from London to Buenos Aires
London - Buenos Aires route insights
💸 Price insights
Recent fares are below the typical level
Recent fares from London to Buenos Aires are below the typical level, with 28% good prices historically.
📅 Best time to fly
April is historically the cheapest month to fly
Historically, April is the cheapest month to fly from London to Buenos Aires, with a median price of $695.
⏱️ Flight duration
Flights typically take 36h 23m with 2 stopovers
Flights from London to Buenos Aires typically take 36h 23m, with a median of 2 stopovers.
✈️ Airlines & availability
Connecting flights are dominant on this route
Connecting flights are dominant for London to Buenos Aires, with no direct flights available historically.
🏆 Airline highlight
Avianca offers deals for $981
Avianca recently offered a deal for $981 from London Heathrow to Buenos Aires Ministro Pistarini International.
🎯 Booking tip
Deals appear frequently
Deals for flights from London to Buenos Aires appear frequently, with about 0.87 deals per day.
London main airports to depart from
Heathrow (LHR)
Heathrow is a major international airport, offering a wide selection of flights to Buenos Aires.
📍 ~23 km from London city center (reachable by car or train)
💸 Flights from ~$981
Gatwick (LGW)
Gatwick provides another significant option for flights from London to Buenos Aires.
📍 ~40 km from London city center (reachable by car or train)
💸 Flights from ~$1048
London City (LCY)
London City Airport is a convenient option for travelers departing from the city center to Buenos Aires.
📍 ~11 km from London city center (reachable by car or train)
💸 Flights from ~$1157
London Southend (SEN)
London Southend Airport offers an alternative departure point for your journey to Buenos Aires.
📍 ~59 km from London city center (reachable by car or train)
💸 Flights from ~$1357
London Stansted (STN)
London Stansted is a viable choice for flights from the London area to Buenos Aires.
📍 ~51 km from London city center (reachable by car or train)
💸 Flights from ~$1068
Luton (LTN)
Luton Airport serves as another departure point for flights connecting London to Buenos Aires.
📍 ~45 km from London city center (reachable by car or train)
💸 Flights from ~$1077
Buenos Aires main airports to arrive at
Ministro Pistarini International (EZE)
Ministro Pistarini International Airport is a key arrival point for flights to Buenos Aires from London.
📍 ~30 km from Buenos Aires (reachable by car)
💸 Flights from ~$981
Aeroparque Jorge Newbery (AEP)
Aeroparque Jorge Newbery is another option for flights from London to Buenos Aires.
📍 ~5 km from Buenos Aires (reachable by car)
💸 Flights from ~$1046
Airports nearby Buenos Aires used as alternative
Carrasco International (MVD)
Carrasco International is a major international hub, offering a reliable alternative for long-haul flights to Buenos Aires.
📍 ~220 km from Buenos Aires (reachable by ferry)
💸 Flights from ~$1110
Rosario – Islas Malvinas International (ROS)
Rosario – Islas Malvinas International is the largest regional airport near Buenos Aires, well-connected by highway.
📍 ~280 km from Buenos Aires (reachable by car or bus)
💸 Flights from ~$1360
Astor Piazzolla International (MDQ)
Astor Piazzolla International is a major domestic hub with consistent service to other Argentine cities.
📍 ~400 km from Buenos Aires (reachable by train, bus, or car)
💸 Flights from ~$1393
Capitán de Corbeta Carlos A. Curbelo International (PDP)
Capitán de Corbeta Carlos A. Curbelo International offers an alternative gateway to Uruguay with regional links.
📍 ~200 km from Buenos Aires (reachable by ferry)
💸 Flights from ~$1529
Sauce Viejo (SFN)
Sauce Viejo is a secondary domestic alternative, useful for specific domestic connections if other airports are unavailable.
📍 ~400 km from Buenos Aires (reachable by car)
💸 Flights from ~$1961
Business & First Class Flight Deals to Buenos Aires
Discover luxury on the budget with premium cabin class on flights from London to Buenos Aires.
Elite
Best Elite deals to Buenos Aires
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From LHR
Elite
Jun 17
Buenos Aires, Argentina
94% AI deal score
$2,845
$1,797
Save $1,048
From LHR
Elite
Aug 25
Buenos Aires, Argentina
93% AI deal score
$5,333
$3,539
Save $1,794
From LHR
Elite
Sep 01
Buenos Aires, Argentina
93% AI deal score
$2,707
$1,851
Save $856
From LHR
Elite
Sep 02
Buenos Aires, Argentina
93% AI deal score
$2,707
$1,851
Save $856
From LGW
Elite
Sep 02
Buenos Aires, Argentina
93% AI deal score
$2,761
$1,891
Save $870
From LGW
Elite
Sep 01
Buenos Aires, Argentina
93% AI deal score
$2,761
$1,891
Save $870
From LHR
Elite
Aug 20
Buenos Aires, Argentina
92% AI deal score
$5,472
$3,617
Save $1,855
From LGW
Elite
Sep 01
Buenos Aires, Argentina
92% AI deal score
$5,286
$3,810
Save $1,476
From LGW
Elite
Jul 13
Buenos Aires, Argentina
92% AI deal score
$2,971
$2,280
Save $691
From LHR
Elite
Dec 03
Buenos Aires, Argentina
91% AI deal score
$5,601
$3,601
Save $2,000
From LHR
Elite
Dec 03
Buenos Aires, Argentina
91% AI deal score
$5,609
$3,601
Save $2,008
From LHR
Elite
Dec 03
Buenos Aires, Argentina
91% AI deal score
$5,622
$3,601
Save $2,021
From LHR
Elite
Dec 03
Buenos Aires, Argentina
91% AI deal score
$5,658
$3,601
Save $2,057
From LHR
Elite
Dec 07
Buenos Aires, Argentina
91% AI deal score
$5,598
$3,601
Save $1,997
From LHR
Elite
Dec 07
Buenos Aires, Argentina
91% AI deal score
$5,558
$3,601
Save $1,957
From LHR
Elite
Dec 07
Buenos Aires, Argentina
91% AI deal score
$5,575
$3,601
Save $1,974
From LHR
Elite
Dec 07
Buenos Aires, Argentina
91% AI deal score
$5,584
$3,601
Save $1,983
From LHR
Elite
Dec 07
Buenos Aires, Argentina
91% AI deal score
$5,600
$3,601
Save $1,999
From LHR
Elite
Dec 07
Buenos Aires, Argentina
91% AI deal score
$5,603
$3,601
Save $2,002
From LHR
Elite
Dec 07
Buenos Aires, Argentina
91% AI deal score
$5,607
$3,601
Save $2,006
From LHR
Elite
Sep 02
Buenos Aires, Argentina
91% AI deal score
$5,071
$3,805
Save $1,266
From LGW
Elite
Dec 07
Buenos Aires, Argentina
91% AI deal score
$5,707
$4,127
Save $1,580
From LHR
Elite
Jun 19
Buenos Aires, Argentina
91% AI deal score
$2,874
$2,196
Save $678
From LGW
Elite
Aug 28
Buenos Aires, Argentina
91% AI deal score
$2,757
$2,240
Save $517
From LHR
Elite
Jun 17
Buenos Aires, Argentina
91% AI deal score
$2,875
$2,317
Save $558
From LGW
Elite
Jul 12
Buenos Aires, Argentina
91% AI deal score
$2,971
$2,349
Save $622
From LHR
Elite
Jul 11
Buenos Aires, Argentina
91% AI deal score
$3,038
$2,383
Save $655
From LHR
Elite
Dec 03
Buenos Aires, Argentina
90% AI deal score
$5,586
$3,601
Save $1,985
From LHR
Elite
Dec 03
Buenos Aires, Argentina
90% AI deal score
$5,585
$3,601
Save $1,984
From LHR
Elite
Dec 03
Buenos Aires, Argentina
90% AI deal score
$5,589
$3,601
Save $1,988
From LHR
Elite
Oct 20
Buenos Aires, Argentina
90% AI deal score
$5,750
$3,746
Save $2,004
From LGW
Elite
Nov 11
Buenos Aires, Argentina
90% AI deal score
$5,389
$4,127
Save $1,262
From LGW
Elite
Nov 13
Buenos Aires, Argentina
90% AI deal score
$5,404
$4,127
Save $1,277
From LGW
Elite
Nov 16
Buenos Aires, Argentina
90% AI deal score
$5,410
$4,127
Save $1,283
From LGW
Elite
Dec 04
Buenos Aires, Argentina
90% AI deal score
$5,588
$4,127
Save $1,461
From LGW
Elite
Dec 01
Buenos Aires, Argentina
90% AI deal score
$5,633
$4,127
Save $1,506
From LGW
Elite
Dec 05
Buenos Aires, Argentina
90% AI deal score
$5,597
$4,127
Save $1,470
From LGW
Elite
Nov 17
Buenos Aires, Argentina
90% AI deal score
$5,410
$4,127
Save $1,283
From LGW
Elite
Nov 18
Buenos Aires, Argentina
90% AI deal score
$5,410
$4,127
Save $1,283
From LGW
Elite
Nov 14
Buenos Aires, Argentina
90% AI deal score
$5,410
$4,127
Save $1,283
From LGW
Elite
Nov 30
Buenos Aires, Argentina
90% AI deal score
$5,297
$4,130
Save $1,167
From LGW
Elite
Nov 07
Buenos Aires, Argentina
90% AI deal score
$5,436
$4,131
Save $1,305
From LGW
Elite
Nov 07
Buenos Aires, Argentina
90% AI deal score
$5,436
$4,131
Save $1,305
From LGW
Elite
Nov 16
Buenos Aires, Argentina
90% AI deal score
$5,406
$4,131
Save $1,275
From LHR
Elite
Aug 25
Buenos Aires, Argentina
90% AI deal score
$2,712
$2,296
Save $416
From LHR
Elite
Jul 11
Buenos Aires, Argentina
90% AI deal score
$3,020
$2,438
Save $582
From LHR
Elite
Jul 15
Buenos Aires, Argentina
90% AI deal score
$3,016
$2,490
Save $526
From LHR
Elite
Jul 07
Buenos Aires, Argentina
89% AI deal score
$5,008
$3,990
Save $1,018
From LGW
Elite
Nov 30
Buenos Aires, Argentina
89% AI deal score
$5,191
$4,127
Save $1,064
From LGW
Elite
Nov 21
Buenos Aires, Argentina
89% AI deal score
$5,339
$4,127
Save $1,212
From LGW
Elite
Nov 24
Buenos Aires, Argentina
89% AI deal score
$5,334
$4,127
Save $1,207
From LGW
Elite
Nov 20
Buenos Aires, Argentina
89% AI deal score
$5,359
$4,127
Save $1,232
From LGW
Elite
Nov 25
Buenos Aires, Argentina
89% AI deal score
$5,297
$4,127
Save $1,170
From LGW
Elite
Nov 13
Buenos Aires, Argentina
89% AI deal score
$5,393
$4,131
Save $1,262
From LGW
Elite
Nov 06
Buenos Aires, Argentina
89% AI deal score
$5,410
$4,131
Save $1,279
From LGW
Elite
Nov 06
Buenos Aires, Argentina
89% AI deal score
$5,410
$4,131
Save $1,279
From LGW
Elite
Sep 09
Buenos Aires, Argentina
89% AI deal score
$5,441
$4,169
Save $1,272
From LHR
Elite
Jul 15
Buenos Aires, Argentina
89% AI deal score
$3,019
$2,535
Save $484
From LHR
Elite
Jul 15
Buenos Aires, Argentina
89% AI deal score
$3,030
$2,552
Save $478
From LHR
Elite
Jul 11
Buenos Aires, Argentina
89% AI deal score
$3,024
$2,574
Save $450
From LHR
Elite
Jul 11
Buenos Aires, Argentina
89% AI deal score
$3,018
$2,574
Save $444
From LHR
Elite
Jul 11
Buenos Aires, Argentina
89% AI deal score
$3,022
$2,580
Save $442
From LHR
Elite
Jul 11
Buenos Aires, Argentina
89% AI deal score
$3,022
$2,581
Save $441
From LHR
Elite
Jul 11
Buenos Aires, Argentina
89% AI deal score
$3,018
$2,611
Save $407
From LHR
Elite
Jul 07
Buenos Aires, Argentina
88% AI deal score
$4,966
$3,990
Save $976
From LHR
Elite
Nov 30
Buenos Aires, Argentina
88% AI deal score
$2,869
$2,483
Save $386
From LHR
Elite
Jul 11
Buenos Aires, Argentina
88% AI deal score
$3,018
$2,614
Save $404
From LHR
Elite
Jul 11
Buenos Aires, Argentina
88% AI deal score
$3,018
$2,657
Save $361
From LHR
Elite
Jul 08
Buenos Aires, Argentina
87% AI deal score
$4,913
$3,749
Save $1,164
From LHR
Elite
Dec 02
Buenos Aires, Argentina
87% AI deal score
$5,585
$4,204
Save $1,381
From LHR
Elite
Dec 02
Buenos Aires, Argentina
87% AI deal score
$5,589
$4,204
Save $1,385
From LHR
Elite
Dec 02
Buenos Aires, Argentina
87% AI deal score
$5,601
$4,204
Save $1,397
From LHR
Elite
Dec 02
Buenos Aires, Argentina
87% AI deal score
$5,609
$4,204
Save $1,405
From LHR
Elite
Dec 02
Buenos Aires, Argentina
87% AI deal score
$5,622
$4,204
Save $1,418
From LHR
Elite
Dec 02
Buenos Aires, Argentina
87% AI deal score
$5,658
$4,204
Save $1,454
From LHR
Elite
Dec 02
Buenos Aires, Argentina
87% AI deal score
$5,661
$4,204
Save $1,457
From LHR
Elite
Oct 11
Buenos Aires, Argentina
86% AI deal score
$5,856
$4,482
Save $1,374
From LHR
Elite
Dec 04
Buenos Aires, Argentina
85% AI deal score
$5,591
$4,536
Save $1,055
From LHR
Elite
Dec 05
Buenos Aires, Argentina
85% AI deal score
$5,617
$4,536
Save $1,081
From LHR
Elite
Oct 01
Buenos Aires, Argentina
85% AI deal score
$5,966
$4,748
Save $1,218
From LHR
Elite
Jul 07
Buenos Aires, Argentina
83% AI deal score
$4,794
$4,030
Save $764
From LHR
Elite
Sep 15
Buenos Aires, Argentina
83% AI deal score
$2,794
$2,467
Save $327
From LGW
Elite
Aug 30
Buenos Aires, Argentina
83% AI deal score
$2,756
$2,506
Save $250
From LHR
Elite
Nov 25
Buenos Aires, Argentina
83% AI deal score
$2,869
$2,529
Save $340
From LGW
Elite
Jul 01
Buenos Aires, Argentina
82% AI deal score
$2,977
$2,747
Save $230
From LHR
Elite
Aug 30
Buenos Aires, Argentina
81% AI deal score
$2,713
$2,529
Save $184
From LHR
Elite
Sep 29
Buenos Aires, Argentina
80% AI deal score
$5,226
$4,340
Save $886
From LHR
Elite
Sep 29
Buenos Aires, Argentina
80% AI deal score
$5,226
$4,340
Save $886
From LHR
Elite
Sep 29
Buenos Aires, Argentina
80% AI deal score
$5,231
$4,340
Save $891
From LHR
Elite
Dec 28
Buenos Aires, Argentina
80% AI deal score
$5,306
$4,605
Save $701
From LHR
Elite
Dec 29
Buenos Aires, Argentina
80% AI deal score
$5,299
$4,605
Save $694
From LHR
Elite
Dec 30
Buenos Aires, Argentina
80% AI deal score
$5,278
$4,605
Save $673
From LHR
Elite
Dec 24
Buenos Aires, Argentina
80% AI deal score
$5,470
$4,730
Save $740
From LHR
Elite
Dec 24
Buenos Aires, Argentina
80% AI deal score
$5,500
$4,730
Save $770
From LHR
Elite
Dec 24
Buenos Aires, Argentina
80% AI deal score
$5,510
$4,730
Save $780
From LHR
Elite
Dec 06
Buenos Aires, Argentina
80% AI deal score
$5,626
$4,740
Save $886
From LHR
Elite
Dec 06
Buenos Aires, Argentina
80% AI deal score
$5,639
$4,740
Save $899
From LHR
Elite
Oct 01
Buenos Aires, Argentina
80% AI deal score
$5,828
$4,748
Save $1,080
From LHR
Elite
Oct 01
Buenos Aires, Argentina
80% AI deal score
$5,822
$4,748
Save $1,074
From LHR
Elite
Oct 01
Buenos Aires, Argentina
80% AI deal score
$5,834
$4,748
Save $1,086