How long is the flight from South America to London Heathrow Airport?

Departing from South America to London Heathrow Airport will take you 21h 20m. South America and London Heathrow Airport are separated by a distance of 5262 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to fly from South America to London Heathrow Airport one-way?

For one-way options, check prices for LATAM Airlines. According to our data, you can fly for as low as £250. Users have also found prices from £268 and £297 on TAP AIR PORTUGAL and Avianca, respectively.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from South America to London Heathrow Airport?

When deciding which route to take from South America to London Heathrow Airport consider Sao Paulo Guarulhos Intl - London Heathrow, Sao Paulo Viracopos - London Heathrow or Rio de Janeiro–Galeão Intl - London Heathrow as they are the most popular.

What are the cheapest flights from South America to London Heathrow Airport?

Looking at all options, your cheapest flight can be booked for £488. While the most popular route (Sao Paulo Guarulhos Intl - London Heathrow) can be booked for £517 on average, our data indicates £970 when flying from South America to London Heathrow Airport.

What are the most reliable airlines from South America to London Heathrow Airport?

The top 3 most reliable airlines when flying from South America to London Heathrow Airport are Etihad Airways (72%), Avianca (72%) and Emirates (72%).

What are the most popular airlines that fly from South America to London Heathrow Airport?

The most popular airlines flying from South America to London Heathrow Airport are LATAM Airlines, British Airways and Avianca. Something to consider prior to booking your flight.

Can I find deals for flights from South America to Heathrow that include hotel bookings?

Yes. In addition to deals on South America to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from South America to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South America to Heathrow.

Can I find deals for business class flights from South America to Heathrow?

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

£293+ Flights from South America to London Heathrow Airport

Cheap flight deals from South America to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from South America to Heathrow
Explore the most affordable flight options available from South America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.

Tue 30/1220:05GIG - LHR

1 stop18h 10mLATAM Airlines

Wed 28/106:55LHR - GIG

2 stops30h 50mLATAM Airlines

Deal found 29/12£671

Tue 30/1212:05SCL - LHR

1 stop16h 55mAir France

Tue 24/319:20LHR - SCL

1 stop17h 20mAir France

Deal found 29/12£694

Tue 30/1223:25BOG - LHR

Nonstop10h 10mMultiple Airlines

Thu 1/111:10LHR - BOG

2 stops32h 25mMultiple Airlines

Deal found 27/12£695

Tue 30/1220:05GIG - LHR

1 stop15h 50mLATAM Airlines

Sat 10/119:40LHR - GIG

1 stop26h 00mLATAM Airlines

Deal found 29/12£699

Wed 31/1219:20GRU - LHR

1 stop18h 00mSWISS

Mon 12/117:10LHR - GRU

1 stop16h 35mSWISS

Deal found 29/12£740

Tue 30/1220:05GIG - LHR

1 stop15h 50mMultiple Airlines

Sat 10/116:30LHR - GIG

2 stops29h 15mMultiple Airlines

Deal found 29/12£745

Tue 30/1220:15GRU - LHR

1 stop14h 15mBritish Airways

Sat 14/319:40LHR - GRU

1 stop14h 25mBritish Airways

Deal found 29/12£745

Sun 28/1223:20GIG - LHR

1 stop19h 05mGOL

Mon 5/106:20LHR - GIG

1 stop15h 05mGOL

Deal found 28/12£757

Tue 30/1215:15GRU - LHR

1 stop19h 15mBritish Airways

Tue 28/419:10LHR - GRU

1 stop26h 40mBritish Airways

Deal found 28/12£765

Tue 30/1220:59GRU - LHR

1 stop16h 06mKLM

Wed 20/520:55LHR - GRU

1 stop26h 55mKLM

Deal found 28/12£779

Tue 30/1223:25SCL - LHR

1 stop36h 40mAeromexico

Tue 24/322:30LHR - SCL

1 stop25h 45mAeromexico

Deal found 28/12£784

Tue 30/1215:15GRU - LHR

1 stop20h 05mBritish Airways

Sat 25/420:00LHR - GRU

1 stop25h 50mBritish Airways

Deal found 28/12£785

Best flights from South America to Heathrow
Discover carefully curated flight deals from South America to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 December 2025.

Wed 11/313:40SDU - LHR

2 stops21h 25mLATAM Airlines

Mon 16/320:15LHR - SDU

1 stop20h 00mLATAM Airlines

Deal found 29/12£626

Sun 17/520:30GIG - LHR

1 stop21h 30mTAP AIR PORTUGAL

Wed 27/513:45LHR - GIG

1 stop19h 40mTAP AIR PORTUGAL

Deal found 28/12£634

Fri 23/109:00BOG - LHR

1 stop21h 20mAir Canada

Fri 30/113:00LHR - BOG

1 stop21h 20mAir Canada

Deal found 29/12£636

Mon 16/220:59GRU - LHR

1 stop13h 51mGOL

Mon 2/306:20LHR - GRU

2 stops18h 45mGOL

Deal found 29/12£639

Fri 20/309:00BOG - LHR

1 stop21h 40mMultiple Airlines

Mon 20/408:55LHR - BOG

1 stop16h 30mMultiple Airlines

Deal found 29/12£670

Tue 31/315:30GRU - LHR

Nonstop11h 20mBritish Airways

Wed 6/522:20LHR - GRU

Nonstop11h 40mBritish Airways

Deal found 28/12£675

Sun 29/309:00BOG - LHR

1 stop20h 10mKLM

Sun 5/420:55LHR - BOG

1 stop22h 45mKLM

Deal found 29/12£728

Wed 1/414:25GIG - LHR

1 stop15h 15mITA Airways

Sat 18/410:30LHR - GIG

1 stop22h 25mITA Airways

Deal found 28/12£761

Tue 31/310:10VCP - LHR

2 stops29h 30mUnited Airlines

Tue 7/416:40LHR - VCP

2 stops40h 55mUnited Airlines

Deal found 27/12£822

Thu 30/401:40LIM - LHR

2 stops31h 55mAvianca

Mon 22/622:05LHR - LIM

2 stops35h 20mAvianca

Deal found 29/12£859

Fri 12/610:15SCL - LHR

2 stops42h 20mTurkish Airlines

Sun 28/618:25LHR - SCL

2 stops43h 05mTurkish Airlines

Deal found 29/12£1,001

Tue 10/314:55AEP - LHR

2 stops19h 05mSWISS

Tue 31/318:40LHR - AEP

2 stops19h 00mSWISS

Deal found 28/12£1,142

Sun 8/314:00SDU - LHR

1 stop21h 05mLATAM Airlines

Sat 21/320:15LHR - SDU

1 stop16h 20mLATAM Airlines

Deal found 28/12£628

Wed 25/316:35GIG - LHR

1 stop15h 50mTAP AIR PORTUGAL

Tue 14/406:00LHR - GIG

1 stop15h 20mTAP AIR PORTUGAL

Deal found 29/12£634

Wed 28/109:00BOG - LHR

1 stop21h 20mAir Canada

Wed 4/213:00LHR - BOG

1 stop21h 20mAir Canada

Deal found 29/12£638

Mon 9/216:25GRU - LHR

Nonstop11h 20mBritish Airways

Wed 18/221:15LHR - GRU

Nonstop11h 45mBritish Airways

Deal found 29/12£690

Mon 16/215:10SDU - LHR

2 stops19h 55mLATAM Airlines

Tue 24/220:15LHR - SDU

1 stop20h 00mLATAM Airlines

Deal found 28/12£628

Sat 14/220:59GRU - LHR

1 stop16h 06mGOL

Sun 15/306:20LHR - GRU

1 stop15h 05mGOL

Deal found 27/12£699

Sun 8/320:05SDU - LHR

1 stop15h 00mMultiple Airlines

Wed 25/315:30LHR - SDU

2 stops24h 45mMultiple Airlines

Deal found 29/12£707

Wed 8/409:00BOG - LHR

1 stop18h 35mAir Canada

Wed 29/408:40LHR - BOG

2 stops25h 25mAir Canada

Deal found 29/12£647

Sat 9/520:20GIG - LHR

1 stop17h 25mTAP AIR PORTUGAL

Thu 21/506:00LHR - GIG

1 stop15h 45mTAP AIR PORTUGAL

Deal found 28/12£661

Tue 3/312:15SDU - LHR

2 stops22h 50mLATAM Airlines

Mon 16/320:15LHR - SDU

1 stop20h 00mLATAM Airlines

Deal found 29/12£628

Sun 15/310:00CGH - LHR

2 stops24h 45mGOL

Sat 28/315:00LHR - CGH

2 stops48h 30mGOL

Deal found 28/12£708

Sun 31/509:00BOG - LHR

1 stop15h 25mMultiple Airlines

Mon 8/611:30LHR - BOG

1 stop13h 55mMultiple Airlines

Deal found 29/12£715

Thu 21/509:00BOG - LHR

1 stop19h 00mAir Canada

Mon 25/514:10LHR - BOG

1 stop19h 55mAir Canada

Deal found 29/12£653

Mon 2/216:25GRU - LHR

Nonstop11h 20mBritish Airways

Mon 16/221:15LHR - GRU

Nonstop11h 45mBritish Airways

Deal found 29/12£737

Fri 27/323:25GIG - LHR

2 stops20h 15mTAP AIR PORTUGAL

Wed 3/619:50LHR - GIG

1 stop25h 55mTAP AIR PORTUGAL

Deal found 29/12£673

Thu 26/315:10SDU - LHR

2 stops19h 55mLATAM Airlines

Tue 26/521:20LHR - SDU

2 stops23h 00mLATAM Airlines

Deal found 28/12£640

Sat 30/509:00BOG - LHR

1 stop15h 25mMultiple Airlines

Tue 9/611:30LHR - BOG

1 stop13h 55mMultiple Airlines

Deal found 28/12£715

Fri 3/406:45LIM - LHR

1 stop26h 50mAvianca

Thu 7/522:05LHR - LIM

1 stop17h 25mAvianca

Deal found 30/12£869

Direct flights from South America to Heathrow
Explore direct flight options from South America to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 December 2025.

Fri 13/316:25GRU - LHR

Nonstop11h 20mBritish Airways

Wed 25/321:15LHR - GRU

Nonstop11h 45mBritish Airways

Deal found 29/12£614

Sun 8/223:40GRU - LHR

Nonstop11h 25mLATAM Airlines

Tue 24/220:15LHR - GRU

Nonstop11h 45mLATAM Airlines

Deal found 29/12£624

Fri 3/423:50GRU - LHR

Nonstop11h 15mLATAM Airlines

Tue 28/421:20LHR - GRU

Nonstop11h 35mLATAM Airlines

Deal found 28/12£627

Wed 11/223:40GRU - LHR

Nonstop11h 25mLATAM Airlines

Tue 24/220:15LHR - GRU

Nonstop11h 45mLATAM Airlines

Deal found 29/12£630

Tue 3/323:40GRU - LHR

Nonstop11h 25mLATAM Airlines

Sun 15/320:15LHR - GRU

Nonstop11h 45mLATAM Airlines

Deal found 29/12£630

Sun 8/323:40GRU - LHR

Nonstop11h 25mLATAM Airlines

Thu 19/320:15LHR - GRU

Nonstop11h 45mLATAM Airlines

Deal found 29/12£631

Thu 26/223:40GRU - LHR

Nonstop11h 25mLATAM Airlines

Thu 5/320:15LHR - GRU

Nonstop11h 45mLATAM Airlines

Deal found 28/12£632

Tue 3/323:40GRU - LHR

Nonstop11h 25mLATAM Airlines

Mon 23/320:15LHR - GRU

Nonstop11h 45mLATAM Airlines

Deal found 28/12£633

Tue 10/323:40GRU - LHR

Nonstop11h 25mLATAM Airlines

Mon 30/321:20LHR - GRU

Nonstop11h 35mLATAM Airlines

Deal found 28/12£633

Mon 16/223:40GRU - LHR

Nonstop11h 25mLATAM Airlines

Thu 26/220:15LHR - GRU

Nonstop11h 45mLATAM Airlines

Deal found 29/12£634

Wed 18/223:40GRU - LHR

Nonstop11h 25mLATAM Airlines

Wed 25/220:15LHR - GRU

Nonstop11h 45mLATAM Airlines

Deal found 28/12£635

Mon 4/523:25BOG - LHR

Nonstop10h 10mAvianca

Wed 13/522:05LHR - BOG

Nonstop10h 55mAvianca

Deal found 27/12£683

Last-minute flights from South America to Heathrow
Discover last-minute flight deals from South America to Heathrow. Data last updated 30 December 2025 and is based on user searches.

Tue 30/1220:05GIG - LHR

1 stop18h 10mLATAM Airlines

Wed 28/106:55LHR - GIG

2 stops30h 50mLATAM Airlines

Deal found 29/12£671

Wed 14/101:30GRU - LHR

1 stop26h 05mEthiopian Air

Thu 22/120:15LHR - GRU

1 stop22h 45mEthiopian Air

Deal found 28/12£658

Mon 19/117:10SCL - LHR

1 stop17h 55mLATAM Airlines

Mon 2/220:15LHR - SCL

1 stop22h 00mLATAM Airlines

Deal found 29/12£626

Tue 20/121:30GRU - LHR

1 stop30h 00mAir Canada

Sun 8/306:50LHR - GRU

2 stops29h 10mAir Canada

Deal found 29/12£636

Wed 21/120:55SCL - LHR

2 stops31h 15mAir Canada

Wed 28/109:00LHR - SCL

2 stops30h 15mAir Canada

Deal found 29/12£616

Wed 21/121:30GRU - LHR

1 stop30h 00mAir Canada

Wed 20/508:30LHR - GRU

1 stop28h 35mAir Canada

Deal found 28/12£653

Tue 27/120:55SCL - LHR

2 stops31h 15mAir Canada

Mon 16/213:00LHR - SCL

1 stop26h 15mAir Canada

Deal found 29/12£618

Tue 27/120:05GIG - LHR

1 stop15h 15mLATAM Airlines

Sun 1/320:15LHR - GIG

1 stop14h 45mLATAM Airlines

Deal found 29/12£670

Tue 27/101:30GRU - LHR

1 stop26h 05mEthiopian Air

Wed 4/220:15LHR - GRU

1 stop22h 45mEthiopian Air

Deal found 28/12£678

Tue 27/118:45GRU - LHR

1 stop15h 05mLufthansa

Sun 1/319:15LHR - GRU

1 stop27h 55mLufthansa

Deal found 28/12£679

Tue 27/120:15GRU - LHR

1 stop15h 40mLATAM Airlines

Sun 27/906:10LHR - GRU

1 stop15h 40mLATAM Airlines

Deal found 28/12£682

Wed 28/120:55SCL - LHR

1 stop30h 35mAir Canada

Wed 4/218:00LHR - SCL

1 stop21h 15mAir Canada

Deal found 29/12£663

One-way flights from South America to Heathrow
Search for one-way flight options from South America to Heathrow. Find affordable one-way fares based on user searches. Data last updated 30 December 2025.

Wed 25/215:06BOG - LHR

3 stops35h 44mMultiple Airlines

Deal found 29/12£293

Mon 9/215:06BOG - LHR

2 stops24h 04mMultiple Airlines

Deal found 29/12£295

Thu 26/215:06BOG - LHR

3 stops35h 44mMultiple Airlines

Deal found 29/12£303

Thu 12/215:40BOG - LHR

2 stops23h 30mMultiple Airlines

Deal found 29/12£307

Wed 25/221:05VCP - LHR

1 stop17h 10mMultiple Airlines

Deal found 29/12£310

Tue 17/310:05BOG - LHR

3 stops23h 20mMultiple Airlines

Deal found 28/12£313

Wed 18/210:10VCP - LHR

2 stops41h 30mUnited Airlines

Deal found 29/12£313

Tue 24/210:10VCP - LHR

2 stops40h 45mUnited Airlines

Deal found 28/12£313

Tue 27/122:25GRU - LHR

1 stop33h 25mUnited Airlines

Deal found 28/12£313

Wed 11/217:25GRU - LHR

1 stop18h 10mAvianca

Deal found 29/12£315

Mon 13/407:20GRU - LHR

1 stop28h 15mAvianca

Deal found 29/12£316

Fri 27/215:06BOG - LHR

3 stops34h 14mMultiple Airlines

Deal found 29/12£317

Find flight deals from South America to Heathrow

Round-trip from	£596
One-way from	£293
Popular in	July
Cheapest in	February
Average price	£775
Good round-trip deal	£672 or less
Good one-way deal	£431 or less

Iberia
19/4-26/4
2 total stops
41h 15m total
South America to London

Search Deals

25/2
3 total stops
35h 44m total
South America to London

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£45 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from South America to London Heathrow.

Search Deals

Price to beat on a one-way flight from South America to London Heathrow.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from South America to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Wed 11/3

13:40-14:05

2 stops21h 25m

London Heathrow

Mon 16/3

20:15-13:15

1 stop20h 00m

£626

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Sun 8/3

14:00-14:05

1 stop21h 05m

London Heathrow

Sat 21/3

20:15-09:35

1 stop16h 20m

£628

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Mon 16/2

15:10-14:05

2 stops19h 55m

London Heathrow

Tue 24/2

20:15-13:15

1 stop20h 00m

£628

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Tue 3/3

12:15-14:05

2 stops22h 50m

London Heathrow

Mon 16/3

20:15-13:15

1 stop20h 00m

£628

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Sun 17/5

20:30-22:00

1 stop21h 30m

London Heathrow

Wed 27/5

13:45-05:25

1 stop19h 40m

£634

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Wed 25/3

16:35-11:25

1 stop15h 50m

London Heathrow

Tue 14/4

06:00-17:20

1 stop15h 20m

£634

BogotáLondon

BOG - LHR

BOGLHR

Bogotá El Dorado

Fri 23/1

09:00-11:20

1 stop21h 20m

London Heathrow

Fri 30/1

13:00-05:20

1 stop21h 20m

£636

BogotáLondon

BOG - LHR

BOGLHR

Bogotá El Dorado

Wed 28/1

09:00-11:20

1 stop21h 20m

London Heathrow

Wed 4/2

13:00-05:20

1 stop21h 20m

£638

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Mon 16/2

20:59-13:50

1 stop13h 51m

London Heathrow

Mon 2/3

06:20-22:05

2 stops18h 45m

£639

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 26/3

15:10-14:05

2 stops19h 55m

London Heathrow

Tue 26/5

21:20-16:20

2 stops23h 00m

£640

Flights are sorted by cheapest return flights first.

Deals found on 29/12

Showing 1-10 of 60 results

...

Best time to book a flight from South America to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from South America with our price prediction graph.

Estimated return 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 South America to London Heathrow Airport

What is the cheapest month to book a flight from South America to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from South America to London Heathrow Airport (average of £425). Flying from South America to London Heathrow Airport in September is currently the most expensive (average of £570). 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.

What is the cheapest time of day to fly from SA to LHR?

When flying from South America to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 39% versus a flight in the morning.

Weekly flight availability from South America to London Heathrow Airport

The most flights from 0SA to LHR are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

Reviews of airlines servicing Heathrow

See what other customers who have flown with LATAM Airlines, TAP AIR PORTUGAL, andIberia from South America to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

LATAM Airlines

7.5

Good

1,896 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Juan Carlos,Sept 2025

MVD - SCL

My experience was good but on my way back from LA to Vegas when I was boarding I was pulled to the side and I was asked to show my passport, I ‘am an American Citizen since 2001. I was the only one who was asked, there was no reason for that. Other that it was a good experience.

LATAM Airlines

7.5

Good

1,896 reviews

LATAM Airlines

7.5

Good

1,896 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Juan Carlos,Sept 2025

MVD - SCL

TAP AIR PORTUGAL

7.1

Good

2,100 reviews

LATAM Airlines

7.5

Good

1,896 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Juan Carlos,Sept 2025

MVD - SCL

Iberia

7.0

Good

3,058 reviews

LATAM Airlines

7.5

Good

1,896 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Juan Carlos,Sept 2025

MVD - SCL

British Airways

6.7

Okay

7,626 reviews

LATAM Airlines

7.5

Good

1,896 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Juan Carlos,Sept 2025

MVD - SCL

Avianca

6.6

Okay

2,491 reviews

LATAM Airlines

7.5

Good

1,896 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Juan Carlos,Sept 2025

MVD - SCL

Related info for your journey

How long is the flight from South America to London Heathrow Airport?
Departing from South America to London Heathrow Airport will take you 21h 20m. South America and London Heathrow Airport are separated by a distance of 5262 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from South America to London Heathrow Airport one-way?
For one-way options, check prices for LATAM Airlines. According to our data, you can fly for as low as £250. Users have also found prices from £268 and £297 on TAP AIR PORTUGAL and Avianca, respectively.
What are the most popular routes from South America to London Heathrow Airport?
When deciding which route to take from South America to London Heathrow Airport consider Sao Paulo Guarulhos Intl - London Heathrow, Sao Paulo Viracopos - London Heathrow or Rio de Janeiro–Galeão Intl - London Heathrow as they are the most popular.
What are the most reliable airlines from South America to London Heathrow Airport?
The top 3 most reliable airlines when flying from South America to London Heathrow Airport are Etihad Airways (72%), Avianca (72%) and Emirates (72%).
What are the cheapest flights from South America to London Heathrow Airport?
Looking at all options, your cheapest flight can be booked for £488. While the most popular route (Sao Paulo Guarulhos Intl - London Heathrow) can be booked for £517 on average, our data indicates £970 when flying from South America to London Heathrow Airport.
Can I find deals for flights from South America to Heathrow that include hotel bookings?
Yes. In addition to deals on South America to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from South America to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South America to Heathrow.
Can I find deals for business class flights from South America to Heathrow?
Yes. Cheapflights offers flight deals from South America to Heathrow 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 South America to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from South America to London Heathrow Airport (average of £425). Flying from South America to London Heathrow Airport in September is currently the most expensive (average of £570). 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

Milton Keynes

Croydon

Luton

Slough

Northampton

Hounslow

Gatwick

Ilford

Wembley

Hayes

Brentford

Colchester

Watford

Crawley

Swindon

Bedford

Chelmsford

Romford

Eastbourne

Ipswich

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from South America to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Air France	Cheapest£514	Average£986	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Lufthansa	Cheapest£523	Average£764	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
TAP AIR PORTUGAL	Cheapest£533	Average£617	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
GOL	Cheapest£534	Average£726	FlexibilityNo cancel fee	On-time74%	Search GOL flights
Iberia	Cheapest£594	Average£944	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
British Airways	Cheapest£597	Average£1,072	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
LATAM Airlines	Cheapest£609	Average£776	FlexibilityNo cancel fee	On-time81%	Search LATAM Airlines flights
Avianca	Cheapest£632	Average£918	FlexibilityNo cancel fee	On-time71%	Search Avianca flights
Air Canada	Cheapest£663	Average£813	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
KLM	Cheapest£688	Average£874	FlexibilityNo cancel fee	On-time75%	Search KLM flights

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Cheapflights helps you search for flights from South America to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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Millions of users choose and trust Cheapflights to book the best flight deals from South America to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from South America to Heathrow with no change fees?

Yes, we can. To see specific flights from South America to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from South America to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from South America today and book when prices fit your budget.

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Cheap flights from South America to London Heathrow Airport from £293

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from South America to Heathrow

Cheapest flights from South America to HeathrowExplore the most affordable flight options available from South America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.

Explore the most affordable flight options available from South America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.

Find flight deals from South America to Heathrow

Keep the following information in mind while searching for South America to Heathrow flight deals. Data was last updated 30 December 2025.

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Best time to book a flight from South America to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from South America with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from South America to London Heathrow Airport

What is the cheapest month to book a flight from South America to London Heathrow Airport?

What is the cheapest time of day to fly from SA to LHR?

Find hourly flight availability from South America to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 December 2025.

Weekly flight availability from South America to London Heathrow Airport

Reviews of airlines servicing Heathrow

See what other customers who have flown with LATAM Airlines, TAP AIR PORTUGAL, andIberia from South America to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from South America to London Heathrow Airport?

What are the cheapest airlines to fly from South America to London Heathrow Airport one-way?

What are the most popular routes from South America to London Heathrow Airport?

What are the most reliable airlines from South America to London Heathrow Airport?

What are the cheapest flights from South America to London Heathrow Airport?

Can I find deals for flights from South America to Heathrow that include hotel bookings?

How can I find direct flights from South America to Heathrow?

Can I find deals for business class flights from South America to Heathrow?

What is the cheapest month to book a flight from South America to London Heathrow Airport?

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Alternative routes for South America to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from South America to Heathrow

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How does Cheapflights help users find flights from South America to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from South America to Heathrow?

Can Cheapflights find flights from South America to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from South America to Heathrow become cheaper?

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Cheapest flights from South America to Heathrow
Explore the most affordable flight options available from South America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.