Cheap flights from Rio de Janeiro to London from £375

In general, November is the cheapest month to fly from Rio de Janeiro to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £580. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from Rio de Janeiro averaging around £640.

On average, the least expensive day to fly to London Heathrow Airport from Rio de Janeiro is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £628. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £1,572.

Fly from Rio de Janeiro–Galeão Intl to London Heathrow for the best Rio de Janeiro - London Heathrow flight prices

You are more likely to see cheaper flights to London Heathrow Airport from Rio de Janeiro when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £826 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 Rio de Janeiro for as low as £646 on momondo.

There are 3 cabin classes available to choose from on Rio de Janeiro 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 17% on your flight if you consider stops on a Rio de Janeiro to London Heathrow Airport flight.

United Airlines, TAP AIR PORTUGAL, and Avianca are the most popular carriers operating from Rio de Janeiro to London Heathrow

British Airways, GOL and TAP AIR PORTUGAL are the top three most popular airlines that fly to London Heathrow Airport from Rio de Janeiro according to our data. British Airways is the first choice among our users, with 42% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 3 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 8% of flights between Rio de Janeiro and London have experienced a delay on any given week. The average delay length over the past 12 months has been 176 minutes.

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

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday 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 8% of their flights experiencing any sort of delay.

Paris (CDG) was the most common stop: 83% of momondo users choosing one-stop flights on this route connected there.

Flights via Lisbon (LIS) offer the lowest average return price of £794.

Flights connecting via Lisbon (LIS) have the shortest average one-way travel time: 14h 40m.

Lisbon (LIS) has the shortest average stopover time for this route: 2h 13m.

3 flights are operational daily from Rio de Janeiro to London Heathrow Airport as of March 2026. The most popular departure time for this route is 18:00, with 100% of flights per day taking off in the evening.

21 flights are operational weekly from Rio de Janeiro to London Heathrow Airport as of March 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.