Cheap flights from Sao Paulo to London from £297

In general, November is the cheapest month to fly from Sao Paulo to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £624. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Sao Paulo averaging around £655.

On average, the least expensive day to fly to London Heathrow Airport from Sao Paulo is on a Thursday. momondo users have found tickets for Thursday departures for as low as £747. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Friday is £826.

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Sao Paulo to London Heathrow Airport in the evening for as low as £763. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £787 on average. Flights to London Heathrow Airport from Sao Paulo in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to London Heathrow Airport from Sao Paulo when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £765 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Sao Paulo for as low as £686 on momondo.

There are 3 cabin classes available to choose from on Sao Paulo to London Heathrow 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 26% on your flight if you consider stops on a Sao Paulo to London Heathrow Airport flight.

As of February 2026, prices for Sao Paulo to London Heathrow Airport flights are approximately 4% cheaper when compared to flights at the same time last year.

United Airlines and TAP AIR PORTUGAL are the most popular carriers operating from Sao Paulo to London Heathrow

LATAM Airlines, British Airways and TAP AIR PORTUGAL are the top three most popular airlines that fly to London Heathrow Airport from Sao Paulo according to our data. LATAM Airlines is the first choice among our users, with 48% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 5 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 17% of flights between Sao Paulo and London have experienced a delay on any given week. The average delay length over the past 12 months has been 145 minutes.

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

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

Lisbon (LIS) was the most common stop: 35% of momondo users choosing one-stop flights on this route connected there.

Flights via Bogotá (BOG) offer the lowest average return price of £490.

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 14h 25m.

Frankfurt am Main (FRA) has the shortest average stopover time for this route: 1h 05m.

The number of flights available between Sao Paulo and London Heathrow Airport is 10 per day as of February 2026. The most frequent departure time is 23:00, with 70% of daily flights leaving in the evening.

The number of flights available between Sao Paulo and London Heathrow Airport is 70 per week as of February 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.