Cheap flights from Colombo Bandaranayake to London Heathrow

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Flight deals from Colombo Bandaranayake to London Heathrow

Looking for a cheap last-minute deal or the best round-trip flight from Colombo Bandaranayake to London Heathrow? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Colombo Bandaranayake to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Colombo Bandaranayake to London Heathrow flights are currently cheapest in May.

Direct flights from Colombo Bandaranayake to London Heathrow

Colombo Bandaranayake to London Heathrow: Alternative routes

Compare routes from Colombo Bandaranayake to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Colombo to London: Flight information

The things to know before you go.
Cheapest flight found$679
Cheapest month to flyMay
Average flight time11 hrs, 42 mins
Most popular airlineAir Canada
Average flights per week17

Finding cheap flights from Colombo Bandaranayake to London Heathrow: Frequently asked questions

The best price we found for a round-trip flight from Colombo Bandaranayake to London Heathrow is $679. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
11 hours and 42 minutes is the average flight time from Colombo Bandaranayake to London Heathrow.
Air Canada and SriLankan Airlines fly direct from Colombo Bandaranayake to London Heathrow.
There are 17 flights per week flying from Colombo Bandaranayake to London Heathrow, as of May 2025.
The cheapest month to fly from Colombo Bandaranayake to London Heathrow is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Colombo Bandaranayake Airport to London Heathrow Airport on Tuesday, May 20, 2025.
Yes – the average flight time is 11 hours and 42 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Etihad Airways and SriLankan Airlines offer the cheapest flight tickets to London Heathrow.

Flying from Bandaranaike International Airport (CMB) to London Heathrow Airport (LHR): what you need to know

  • Around 11 hours 30 minutes is how long you can expect to be traveling on a direct flight from Bandaranaike International Airport to London Heathrow Airport.

  • London's timezone is UTC+0, which makes London five hours 30 minutes behind Colombo.

  • Each week, there are 12 Bandaranaike International Airport to London Heathrow Airport flights. To take off as early as possible, pick the 02:20 SriLankan Airlines flight. If you'd rather make the most of your day before flying, the latest flight is at 13:05 with SriLankan Airlines.

  • Your CMB to LHR flight won't wait if you're running late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're traveling internationally.

  • You can expect longer lines during popular months like February. Arriving up to four hours in advance for international flights and two hours for domestic departures will give you ample time for security and boarding.

  • Jetting into London (and then discovering more of United Kingdom!) is a snap with SriLankan Airlines. This popular airline offers direct flights from Bandaranaike International Airport to London Heathrow Airport.

  • SriLankan Airlines is the most frequently booked airline on this route.

  • SriLankan Airlines is the most punctual carrier offering CMB to LHR flights.

  • We make it a cinch to book a flight with a stopover. To see your options for tickets from Bandaranaike International Airport to London Heathrow Airport, uncheck 'Direct flights only.' Then, choose a flight that has a stop long enough to explore your chosen city. Popular stopovers between CMB and LHR include:

    • Dubai Airport

    • Charles de Gaulle Airport

    • Abu Dhabi International Airport

How to find the cheapest flights from Bandaranaike International Airport (CMB) to London Heathrow Airport (LHR)

  • Right now, $262 is the lowest price we've found for a one-way Bandaranaike International Airport to London Heathrow Airport flight. The best price for a return plane ticket is $679. Bear in mind that fares could change due to availability when booking.

  • Score cheap tickets from CMB to LHR by booking at least 11 months ahead. Based on our research, that's the sweet spot for finding a bargain.

  • The cheapest month for flights from Bandaranaike International Airport to London Heathrow Airport is October. Use the 'Whole month' tool to see the lowest prices if you have flexible travel dates.

  • Snapping up cheap flights from CMB to LHR is a piece of cake with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know when a new deal comes up.

  • Tailor your flights using filters. Pick your departure and arrival times, airlines and total journey duration. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' flights from Bandaranaike International Airport to London Heathrow Airport.

Handy information about Bandaranaike International Airport (CMB)

  • When it comes to the on-time performance of Bandaranaike International Airport, data shows 75.71% of flights arrive within the expected timeframe.

  • Bandaranaike International Airport is about 32 kilometers from central Colombo. If you're ride-sharing, catching a cab or driving from the center, it'll take you 40 minutes or so to get there, depending on the traffic.

  • Taking public transport? Expect a trip time of around 1 hour 30 minutes.

  • Searching for a handy hotel near CMB? If you've booked an early flight from Bandaranaike International Airport to London Heathrow Airport, these stays will have you moments from your departure lounge:

Arriving at London Heathrow Airport (LHR)

Getting from London Heathrow Airport (LHR) to central London

  • London Heathrow Airport to central London has a drive time of about 55 minutes. It's approximately 31 kilometers away.

  • It takes around 1 hour to get there using public transport.

When to fly to London Heathrow Airport (LHR)

  • July is the most popular month for flights from Bandaranaike International Airport to London Heathrow Airport. To escape the crowds, travel to London in February.

  • Before locking in your flight from Bandaranaike International Airport to London Heathrow Airport, think about the kind of weather you enjoy. July is the warmest month in London, with the temperature ranging from 11ºC (52ºF) to 26ºC (79ºF).

  • January sees average temperatures of between 0ºC (32ºF) and 9ºC (48ºF). Search for cheap tickets from CMB to LHR sometime then if you'd rather travel in cooler conditions.

Explore more of United Kingdom

  • London is easy to fall in love with, but there are so many other parts of United Kingdom waiting to be discovered. About 161 kilometers north-west of London, a trip to Birmingham will keep your itinerary packed. Don't miss top attractions like Cadbury World, The Library of Birmingham and National Sea Life Centre.

  • Around 177 kilometers west of London, Bristol is another essential stop in United Kingdom. Experience major highlights starting with Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.