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Cheap flights from London Heathrow Airport to Chennai

LHR — MAA
14 Oct — 21 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Heathrow to Chennai

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Chennai (MAA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 September 2025.

Popular in

July

Cheapest in

September

Average price

C$ 872
Highest demand for flights based on searches. 12% potential increase in price (C$ 201 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 55 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Best time to book a flight from Heathrow to Chennai

Have a flexible travel schedule? Discover the best time to fly to Chennai from Heathrow with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Chennai

How far ahead should I book a flight from London Heathrow Airport to Chennai?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Chennai. Price data was last updated on 12 September 2025.

The best time to book flights from London Heathrow Airport to Chennai is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London Heathrow Airport to Chennai?

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Chennai (average of C$ 1,183). Flying from London Heathrow Airport to Chennai in December is currently the most expensive (average of C$ 1,732). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to MAA?

Find hourly flight availability from Heathrow to Chennai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 September 2025.

It’s typically best to fly out from London Heathrow Airport to Chennai at noon. Doing so could potentially save you 13% on the flight price compared to flying in the morning, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Chennai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Chennai from London Heathrow?

    Most people fly into Chennai (MAA) if they book a flight to Chennai from London Heathrow. On average, Chennai has 2 inbound flights from London Heathrow per day from 0 airlines. Chennai is conveniently located just 16.5 km from Chennai’s city centre.

  • Can I find deals for flights from Heathrow to Chennai that include hotel bookings?

    Yes. In addition to deals on Heathrow to Chennai flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Chennai?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Chennai.

  • Can I find deals for business class flights from Heathrow to Chennai?

    Yes. Cheapflights offers flight deals from Heathrow to Chennai by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Chennai?

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Chennai (average of C$ 1,183). Flying from London Heathrow Airport to Chennai in December is currently the most expensive (average of C$ 1,732). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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How does Cheapflights help users find flights from Heathrow to Chennai?

Cheapflights makes it easy to find Heathrow to Chennai flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Chennai?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Chennai for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow to Chennai with no change fees?

Certainly. Search results for flights to Chennai from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Heathrow to Chennai become cheaper?

Yes! Start tracking prices for Heathrow to Chennai flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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