Cheap flights from London to Rio de Janeiro from $604

The cheapest month to fly to Rio de Janeiro from London is in September. Flight prices, which tend to average around $976, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Rio de Janeiro, with average flight prices from London averaging around $992.

According to our data, Monday is the cheapest day to fly to Rio de Janeiro from London. The lowest ticket price found for a Monday departure recently was $1,234. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Saturday 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 $1,810.

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

You are more likely to see cheaper flights to Rio de Janeiro from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Rio de Janeiro for around $1,238 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rio de Janeiro from London for as low as $1,010 on momondo.

There are 2 cabin classes available to choose from on London to Rio de Janeiro 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 33% on your flight if you consider stops on a London to Rio de Janeiro flight.

Historically, on average around 11% of flights between London and Rio de Janeiro have experienced a delay on any given week. The average delay length over the past 12 months has been 103 minutes.

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

Tuesday is statistically the day of the week which experiences the fewest number of 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 least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

Paris (CDG) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Lisbon (LIS) offer the lowest average round-trip price of $757.

Flights connecting via Madrid (MAD) have the shortest average one-way travel time: 14h 10m.

Madrid (MAD) has the shortest average layover time for this route: 1h 18m.

3 flights are operational daily from London to Rio de Janeiro as of March 2026. The most popular departure time for this route is 10:00PM, with 100% of flights per day taking off in the evening.

As of March 2026, 21 flights take off from London and land in Rio de Janeiro each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.