Cheap flights from Colombo Bandaranaike Intl Airport to London from $544

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from Colombo Bandaranaike Intl Airport, with most prices found around $1,206. If you aren’t able to travel during the month of October, then book flights to London Heathrow Airport from Colombo Bandaranaike Intl Airport during November instead. Flights to London Heathrow Airport in November, while not as cheap as those in October, still average around $1,265.

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $1,857. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Colombo Bandaranaike Intl Airport to London Heathrow Airport for around $1,874.

Fly from Colombo Bandaranaike Intl to London Heathrow for the best Colombo Bandaranaike Intl - London Heathrow flight prices

You are more likely to see cheaper flights to London Heathrow Airport from Colombo Bandaranaike Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $1,402 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 Colombo Bandaranaike Intl Airport for as low as $1,168 on momondo.

There are 2 cabin classes available to choose from on Colombo Bandaranaike Intl 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 16% on your flight if you consider stops on a Colombo Bandaranaike Intl Airport to London Heathrow Airport flight.

Etihad Airways and Emirates are the most popular carriers operating from Colombo Bandaranaike Intl to London Heathrow

British Airways, Etihad Airways and SriLankan Airlines are the top three most popular airlines that fly to London Heathrow Airport from Colombo Bandaranaike Intl Airport according to our data. British Airways is the first choice among our users, with 29% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 4 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 14% of flights between Colombo and London have experienced a delay on any given week. The average delay length over the past 12 months has been 105 minutes.

Generally, flights departing in the morning 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, SriLankan Airlines have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

Doha (DOH) was the most common stop: 68% of momondo users choosing one-stop flights on this route connected there.

Flights via Doha (DOH) offer the lowest average return price of $1,518.

Flights connecting via Abu Dhabi (AUH) have the shortest average one-way travel time: 13h 23m.

Doha (DOH) has the shortest average stopover time for this route: 2h 00m.

As of March 2026, there are 1 flights per day flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport. The most common time of day flights depart is 12:00, with 77% of flights taking off in the afternoon.

The number of flights available between Colombo Bandaranaike Intl Airport and London Heathrow Airport is 9 per week as of March 2026. The most frequent departure day is Thu, with 33% of weekly flights leaving on this day.