Cheap flights from London Heathrow Airport to Rio de Janeiro from C$ 817

The month of April is, on average, the cheapest month to fly to Rio de Janeiro from London Heathrow Airport, with most prices found around C$ 175. If you aren’t able to travel during the month of April, then book flights to Rio de Janeiro from London Heathrow Airport during July instead. Flights to Rio de Janeiro in July, while not as cheap as those in April, still average around C$ 503.

You are more likely to see cheaper flights to Rio de Janeiro from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Rio de Janeiro for around C$ 1,804 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 Heathrow Airport for as low as C$ 1,455 on momondo.

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 departing at night have, in the past, seen delays more frequently in comparison.

Tuesday 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 has had the least delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

The number of flights available between London Heathrow Airport and Rio de Janeiro is 3 per day as of June 2026. The most frequent departure time is 9:00p.m., with 100% of daily flights leaving in the evening.

The number of flights available between London Heathrow Airport and Rio de Janeiro is 21 per week as of June 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.