Cheap flights from London to South America from £279
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 to South America departing on 20/5. 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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Avianca flights from London to South America
Our best Avianca deals on London to South America flight tickets
KLM flights from London to South America
Our best KLM deals on London to South America flight tickets
How to get the cheapest flight ticket from London to South America
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 South America?
In general, March is the cheapest month to fly from London to South America. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £598. If you are unable to visit South America during the month of March, then departing from London during the month February is also very affordable. Most momondo users find prices during this month for around £611.
What is the cheapest day to depart on your flight to South America?
Our data shows that Wednesday is the least expensive day to fly to South America. Tickets to fly out on this day can be as low as £850. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London to South America for around £896.
What is the cheapest time of day to depart on your flight to South America?
Our data shows that the cheapest London to South America flights are usually those with departure times at midday. Our users have found flights to South America at midday for as low as £691. Try not to purchase tickets in the evening because they tend to be around £876. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest London to South America flight route?
Fly from London Heathrow to Sao Paulo Guarulhos Intl for the best London - South America flight prices
How far in advance should I book a flight to South America?
You are more likely to see cheaper flights to South America from London when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to South America for around £783 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South America from London for as low as £740 on momondo.
What cabin class options are available on London to South America flights?
There are 3 cabin classes available to choose from on London to South America flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from London to South America?
Iberia, TAP AIR PORTUGAL, and Air Europa are the most popular carriers operating from London to South America
Which airlines fly to South America?
British Airways, LATAM Airlines and Avianca are the top three most popular airlines that fly to South America from London according to our data. British Airways is the first choice among our users, with 39% of people opting to fly with this airline when travelling to South America. Keep in mind that there are 19 different airlines that fly to South America on a routine basis, so you have a few additional options to choose from.
How many flights depart from London to South America on average per day?
The number of flights available between London and South America is 18 per day as of May 2025. The most frequent departure time is 21:00, with 100% of daily flights leaving in the evening.
How many flights depart from London to South America on average per week?
As of May 2025, 132 flights take off from London and land in South America each week. The most common flight departure day for this route is Tue, with 15% of weekly flights taking off on this day.
Cheap London to South America flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to South America
Best price found | £279 |
|---|---|
Fastest flight time | 10h 55m |
Direct flights | Every day |
Airports in South America | 3 airports |
When did momondo last update prices for flights from London to South America?
Prices for flights from London to South America are refreshed on a daily basis.
How many operators does momondo search for flights from London to South America?
There are 18 operators available for flights from London to South America as of May 2025.
How old do you have to be to fly from London to South America?
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 to South America.
What documentation or ID do you need to fly to South America?
The travel and health documents you'll need for your trip to South America 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 South America. 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 London to South America?
momondo data reveals that the most frequently booked plane model on the route from London to South America is Boeing 777-300, representing 38.20% of all bookings. The subsequent popular models are Airbus A350-1000 at 29.67%, Boeing 777 at 13.68%, and Boeing 787-8 Dreamliner at 13.36%.
Best airlines flying from London to South America
Compare and see reviews for airlines that fly from London to South America with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £332 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom £408 | Free Cancellation | Rating 6.7 967 reviews | |||
| PriceFrom £435 | Free Cancellation | Rating 7.1 1,852 reviews | |||
| PriceFrom £448 | Free Cancellation | Rating 7.4 1,446 reviews | |||
| PriceFrom £465 | Free Cancellation | Rating 6.9 510 reviews | |||
| PriceFrom £511 | Free Cancellation | Rating 6.7 2,317 reviews | |||
| PriceFrom £519 | Free Cancellation | Rating 7.3 3,791 reviews | |||
| PriceFrom £526 | Free Cancellation | Rating 7.8 1,334 reviews | |||
| PriceFrom £545 | Free Cancellation | Rating 7.0 2,701 reviews | |||
| PriceFrom £558 | Free Cancellation | Rating 6.6 6,845 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from London to South America?
Finding the right flight to South America 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 South America quick and easy, saving you time and money.
Can I find flights from London to South America with flexible booking policies on momondo?
momondo does allow users to show only those flights to South America from London which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from London to South America?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to South America.
I’m not ready to book a flight from London to South America right now. Can momondo alert me if prices change?
If you are simply researching potential flights to South America, momondo offers a useful price alert feature which will track prices for flights to South America from London and alert you when they change.