Cheap flights from London-Heathrow to Colombo
Cheap return flights from London-Heathrow to Colombo
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
Colombo flight facts
What you need to know
What are the cheapest airlines?
- SriLankan Airlines
- British Airways
- Qatar Airways
These airlines usually offer the cheapest flights from London-Heathrow to Colombo.
What airlines fly indirectly?
- Emirates
- Etihad Airways
- Turkish Airlines
These airlines fly from London-Heathrow to Colombo, but you’ll have at least one layover.
How long is the flight?
11 hours 30 minutes
This is the shortest flight time from London-Heathrow to Colombo.
Alternative flights from the UK to Colombo
Check out prices for other routes
Alternative flights from London-Heathrow
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the London-Heathrow/Colombo route. There are around 35 flights on any given week from the UK to Colombo and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from London-Heathrow to Colombo
Tips and advice from our flight experts
You've searched for flights from London-Heathrow to Colombo. We've found 25 flights and compared them to give you the best offer. SriLankan Airlines is, on average, the cheapest for this route. Look out for them! The cheapest offer we've found is a one-way ticket for the route London-Heathrow to Colombo on 15/02/2026 at 10:45 for £74.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 10 airlines that operate the 8,600 km flight from London-Heathrow to Colombo.
To find the best offers, consider booking 2-3 months in advance or look for last-minute deals. The best time to fly is during the off-peak season. SriLankan Airlines is a popular choice for this route, and the average flight duration is about 11 hours 30 minutes. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our hotel booking options or use our flight + hotel service to save time and money!
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