Cheap flights from Chennai to London

from as little as £424

16 nights in London, departing Chennai on 04 / Aug / 2025 with Air India (price found 18 hours ago)

Subject to availability, prices correct of the last 24 hours
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The Chennai / London route

All 8224 km of it

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London flight facts

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Alternative flights from the UK to London

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04 / Aug / 2025 is currently the lowest priced day of the year to fly the Chennai/London route. There are around 530 flights on any given week from the UK to London and the cheapest month to fly right now is August.

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Key facts about London

How to get cheap flights from Chennai to London

Tips and advice from our flight experts

We've gone through all the flights from Chennai to London, to help you find the best option. There are about 530 flights to or via London from Chennai every week, and the best price is currently £424. Your journey from will last about 15 hrs 20 mins.

Being flexible with your dates could help you find a cheaper flight from Chennai to London.

London actually has three airports to choose from – but London Gatwick (LGW) is the usually the cheapest option. If you need to fly into a specific airport, adjust your search to focus on those flights. The most popular airlines include Air India, Etihad Airways & Emirates.

But if you can't find one which is right for you, try looking at flights to other cities in United Kingdom to check out some other options.

Other popular destinations near London

Where other people are flying to

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