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Cheap flights from London Heathrow Airport to Chennai from £182

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Chennai departing on 27/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to Chennai

Cheap return flights

Air India Logo
22:10 - 15:20LHR-MAA
12h 40m1 stop
Air India Logo
06:55 - 20:20MAA-LHR
17h 55m1 stop
£376Air India
Find Deal
Mon, 15 Sep - Mon, 22 Sep
Air India Logo
22:10 - 15:20LHR-MAA
12h 40m1 stop
Air India Logo
06:55 - 20:20MAA-LHR
17h 55m1 stop
£377Air India
Find Deal
Mon, 8 Sep - Wed, 17 Sep
Air India Logo
21:05 - 14:50LHR-MAA
12h 15m1 stop
Air India Logo
07:30 - 19:30MAA-LHR
17h 30m1 stop
£378Air India
Find Deal
Tue, 18 Nov - Tue, 9 Dec
Air India Logo
13:15 - 08:15LHR-MAA
14h 30m1 stop
Air India Logo
06:00 - 20:00MAA-LHR
18h 30m1 stop
£378Air India
Find Deal
Wed, 13 Aug - Thu, 18 Sep
Air India Logo
20:35 - 19:10LHR-MAA
18h 05m1 stop
Air India Logo
09:35 - 19:30MAA-LHR
14h 25m1 stop
£379Air India
Find Deal
Wed, 13 Aug - Thu, 18 Sep
Air India Logo
12:30 - 08:55LHR-MAA
15h 55m1 stop
Air India Logo
06:55 - 20:20MAA-LHR
17h 55m1 stop
£380Air India
Find Deal
Wed, 13 Aug - Wed, 17 Sep
Air India Logo
12:30 - 11:00LHR-MAA
18h 00m1 stop
Air India Logo
03:00 - 19:00MAA-LHR
20h 30m1 stop
£381Air India
Find Deal
Tue, 19 Aug - Sun, 14 Sep
Air India Logo
22:10 - 19:05LHR-MAA
16h 25m1 stop
Air India Logo
01:00 - 12:05MAA-LHR
15h 35m1 stop
£381Air India
Find Deal
Tue, 12 Aug - Wed, 10 Sep
Logo
06:30 - 04:25LHR-MAA
17h 25m2 stops
Logo
10:15 - 18:45MAA-LHR
13h 00m1 stop
£415
Find Deal
Tue, 9 Sep - Fri, 26 Sep
Gulf Air Logo
21:50 - 04:45LHR-MAA
25h 25m1 stop
Gulf Air Logo
05:35 - 06:35MAA-LHR
30h 30m1 stop
£418Gulf Air
Find Deal
Tue, 11 Nov - Tue, 16 Dec

Air India flights from London Heathrow Airport to Chennai

Our best Air India deals on London Heathrow Airport to Chennai flight tickets
Air India
15 Sept
LHR22:10London Heathrow
12h 40m
1 stop
MAA15:20Chennai
22 Sept
MAA06:55Chennai
17h 55m
1 stop
LHR20:20London Heathrow
£376
Find similar
Air India
8 Sept
LHR22:10London Heathrow
12h 40m
1 stop
MAA15:20Chennai
17 Sept
MAA06:55Chennai
17h 55m
1 stop
LHR20:20London Heathrow
£377
Find similar
Air India
18 Nov
LHR21:05London Heathrow
12h 15m
1 stop
MAA14:50Chennai
9 Dec
MAA07:30Chennai
17h 30m
1 stop
LHR19:30London Heathrow
£378
Find similar

Air France flights from London Heathrow Airport to Chennai

Our best Air France deals on London Heathrow Airport to Chennai flight tickets
Air France
13 Aug
LHR06:15London Heathrow
19h 20m
2 stops
MAA06:05Chennai
17 Sept
MAA20:10Chennai
18h 50m
2 stops
LHR10:30London Heathrow
£444
Find similar
Air France
13 Aug
LHR06:15London Heathrow
19h 20m
2 stops
MAA06:05Chennai
17 Sept
MAA20:10Chennai
18h 50m
2 stops
LHR10:30London Heathrow
£446
Find similar
Air France
13 Aug
LHR06:15London Heathrow
19h 20m
2 stops
MAA06:05Chennai
19 Sept
MAA20:10Chennai
18h 50m
2 stops
LHR10:30London Heathrow
£468
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Chennai that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 31 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Chennai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Mon 15/9

22:10-15:20

1 stop12h 40m

Chennai

Mon 22/9

06:55-20:20

1 stop17h 55m

£376

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Mon 8/9

22:10-15:20

1 stop12h 40m

Chennai

Wed 17/9

06:55-20:20

1 stop17h 55m

£377

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Tue 18/11

21:05-14:50

1 stop12h 15m

Chennai

Tue 9/12

07:30-19:30

1 stop17h 30m

£378

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Wed 13/8

13:15-08:15

1 stop14h 30m

Chennai

Thu 18/9

06:00-20:00

1 stop18h 30m

£378

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Wed 13/8

20:35-19:10

1 stop18h 05m

Chennai

Thu 18/9

09:35-19:30

1 stop14h 25m

£379

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Wed 13/8

12:30-08:55

1 stop15h 55m

Chennai

Wed 17/9

06:55-20:20

1 stop17h 55m

£380

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Tue 19/8

12:30-11:00

1 stop18h 00m

Chennai

Sun 14/9

03:00-19:00

1 stop20h 30m

£381

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Tue 12/8

22:10-19:05

1 stop16h 25m

Chennai

Wed 10/9

01:00-12:05

1 stop15h 35m

£381

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Tue 9/9

06:30-04:25

2 stops17h 25m

Chennai

Fri 26/9

10:15-18:45

1 stop13h 00m

£415

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Tue 11/11

21:50-04:45

1 stop25h 25m

Chennai

Tue 16/12

05:35-06:35

1 stop30h 30m

£418

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chennai from

How to get the cheapest flight ticket from London Heathrow Airport to Chennai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London Heathrow Airport and Chennai?

What is the cheapest month to fly to Chennai?

The month of September is, on average, the cheapest month to fly to Chennai from London Heathrow Airport, with most prices found around £474. If you aren’t able to travel during the month of September, then book flights to Chennai from London Heathrow Airport during May instead. Flights to Chennai in May, while not as cheap as those in September, still average around £484.

What is the cheapest day to depart on your flight to Chennai?

The cheapest day to depart on your flight to Chennai is on a Tuesday when prices can be found for as low as £606. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around £654. These prices are subject to change though, so be sure to set up a Price Alert for flights to Chennai.

What is the cheapest time of day to depart on your flight to Chennai?

Flying to Chennai from London Heathrow Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as £533 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Chennai is in the morning when prices are around £658.

What is the cheapest London Heathrow to Chennai flight route?

Fly from London Heathrow to Chennai for the best London Heathrow - Chennai flight prices

How far in advance should I book a flight to Chennai?

You are more likely to see cheaper flights to Chennai from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chennai for around £574 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chennai from London Heathrow Airport for as low as £516 on momondo.

What cabin class options are available on London Heathrow to Chennai flights?

There are 3 cabin classes available to choose from on London Heathrow to Chennai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London Heathrow Airport to Chennai flight prices changed over time?

As of July 2025, prices for London Heathrow Airport to Chennai flights are approximately 21% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Chennai

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Chennai according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Chennai (LHR to MAA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Chennai

Best price found

£182

Fastest flight time

12h 15m

Direct flights

Every day

Airports in Chennai

1 airport
The best one-way flight to Chennai from London Heathrow Airport in the past 72 hours is £182. The best return flight deal from London Heathrow Airport to Chennai found on momondo in the last 72 hours is £376.
The fastest flight from London Heathrow Airport to Chennai takes 12h 15m
Direct flights go from London Heathrow Airport to Chennai every day.
There is 1 airport near Chennai: Chennai (MAA)
Search flight deals

  • How far is London Heathrow to Chennai by plane?

    The distance between London Heathrow and Chennai is about 5112.7 mi. A reasonable flight in good conditions will take 12h 15m.

  • When did momondo last update prices for flights from London Heathrow Airport to Chennai Airport?

    Prices for flights from London Heathrow Airport to Chennai Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London Heathrow Airport to Chennai Airport?

  • How old do you have to be to fly from London Heathrow Airport to Chennai Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Chennai Airport.

  • What documentation or ID do you need to fly to Chennai Airport?

    The travel and health documents you'll need for your trip to Chennai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chennai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Chennai?

  • What is the most popular airline from London Heathrow Airport to Chennai?

Best airlines flying from London Heathrow Airport to Chennai

Compare and see reviews for airlines that fly from London Heathrow Airport to Chennai with momondo
Airline
Rating
Free Cancellation
Price
SAUDIAPriceFrom £344Free CancellationRating
7.4
627 reviews
Search SAUDIA flights
Air IndiaPriceFrom £381Free CancellationRating
5.5
2,927 reviews
Search Air India flights
Gulf AirPriceFrom £407Free CancellationRating
7.1
203 reviews
Search Gulf Air flights
Kuwait AirwaysPriceFrom £410Free CancellationRating
7.1
304 reviews
Search Kuwait Airways flights
Etihad AirwaysPriceFrom £416Free CancellationRating
7.4
1,230 reviews
Search Etihad Airways flights
Qatar AirwaysPriceFrom £441Free CancellationRating
7.4
3,607 reviews
Search Qatar Airways flights
Oman AirPriceFrom £453Free CancellationRating
8.3
92 reviews
Search Oman Air flights
British AirwaysPriceFrom £464Free CancellationRating
6.6
7,217 reviews
Search British Airways flights
LufthansaPriceFrom £477Free CancellationRating
6.8
7,269 reviews
Search Lufthansa flights
Virgin AtlanticPriceFrom £502Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights

Travelling to a place near Chennai?

Book flights to Chennai if you plan to visit one of these locations
Mahabalipuram
Vellore

Why use momondo?

Why should I use momondo to find a flight deal from London to Chennai?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Chennai . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Chennai with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Chennai flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Chennai?

Once all potential London to Chennai flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Chennai right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Chennai flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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