Cheap flights from London to Sao Paulo from $432

The cheapest month to fly to Sao Paulo from London is in November. Flight prices, which tend to average around $921, are often lower during this time because this is during the off-season. If you don’t want to visit Sao Paulo in November, then you should wait until September to fly from London, when ticket prices are also cheap, with an average price of $952.

The cheapest day to depart on your flight to Sao Paulo is on a Wednesday when prices can be found for as low as $1,236. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from London because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,667.

Fly from London Heathrow to Sao Paulo Guarulhos Intl for the best London - Sao Paulo flight prices

You are more likely to see cheaper flights to Sao Paulo from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Sao Paulo for around $1,125 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sao Paulo from London for as low as $1,005 on momondo.

There are 3 cabin classes available to choose from on London to Sao Paulo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 38% on your flight if you consider stops on a London to Sao Paulo flight.

ITA Airways, KLM, and SWISS are the most popular carriers operating from London to Sao Paulo

LATAM Airlines, TAP AIR PORTUGAL and British Airways are the top three most popular airlines that fly to Sao Paulo from London according to our data. LATAM Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Sao Paulo. Keep in mind that there are 4 different airlines that fly to Sao Paulo on a routine basis, so you have a few additional options to choose from.

Historically, on average around 12% of flights between London and Sao Paulo have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, LATAM Airlines have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

Rome (FCO) was the most common stop: 38% of momondo users choosing 1-stop flights on this route connected there.

Flights via Lisbon (LIS) offer the lowest average round-trip price of $989.

Flights connecting via Lisbon (LIS) have the shortest average one-way travel time: 14h 05m.

Istanbul (IST) has the shortest average layover time for this route: 1h 33m.

The number of flights available between London and Sao Paulo is 11 per day as of March 2026. The most frequent departure time is 8:00PM, with 100% of daily flights leaving in the evening.

As of March 2026, 77 flights take off from London and land in Sao Paulo each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.