How long does it take to fly to London Heathrow Airport?

The average flight duration from Tamil Nadu to London Heathrow Airport depends on which airport you fly into and out of. Flying from Chennai to London Heathrow Airport is 11h 05m on average, while flying from Coimbatore to London Heathrow Airport is 15h on average. London Heathrow Airport is the most popular airport in London Heathrow Airport.

How many flights depart from Tamil Nadu to London Heathrow Airport on average per week?

14 flights are operational weekly from Tamil Nadu to London Heathrow Airport as of May 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

What is the cheapest airline that flies from Tamil Nadu to London Heathrow?

IndiGo, Air India, and Emirates are the most popular carriers operating from Tamil Nadu to London Heathrow

How many flights depart from Tamil Nadu to London Heathrow Airport on average per day?

The number of flights available between Tamil Nadu and London Heathrow Airport is 2 per day as of May 2026. The most frequent departure time is 05:00, with 100% of daily flights leaving in the morning.

Which airlines fly to London Heathrow Airport?

British Airways, Air India and Etihad Airways are the top three most popular airlines that fly to London Heathrow Airport from Tamil Nadu according to our data. British Airways is the first choice among our users, with 35% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 8 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from Tamil Nadu to London Heathrow Airport?

As of May 2026, there are 8 operators available to choose from for flights from Tamil Nadu to London Heathrow Airport.

How old do you have to be to fly from Tamil Nadu to London Heathrow 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 Tamil Nadu to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

₹ 27,026 Cheap Flights from Tamil Nadu to London Heathrow Airport in 2026

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customie your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Tamil Nadu to London

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

10:15 - 18:45

MAA

LHR

13h 00m

1 stop

20:55 - 08:10

LHR

MAA

29h 45m

1 stop

₹ 62,063Etihad Airways

Tue, 9 Jun - Tue, 17 Nov

16:05 - 12:45

MAA

LHR

25h 10m

1 stop

14:45 - 15:05

LHR

MAA

19h 50m

1 stop

₹ 62,159Etihad Airways

Sat, 4 Jul - Sat, 12 Sep

16:05 - 07:00

MAA

LHR

19h 25m

1 stop

21:45 - 15:05

LHR

MAA

12h 50m

1 stop

₹ 62,256Etihad Airways

Thu, 2 Jul - Sat, 3 Oct

21:00 - 18:45

TRZ

LHR

26h 15m

2 stops

21:45 - 20:40

LHR

TRZ

18h 25m

2 stops

₹ 73,549Multiple Airlines

Thu, 18 Jun - Wed, 24 Jun

14:35 - 20:20

TRZ

LHR

34h 15m

1 stop

22:10 - 01:05

LHR

TRZ

22h 25m

1 stop

₹ 74,514Air India

Thu, 18 Jun - Wed, 24 Jun

09:00 - 19:30

CJB

LHR

15h 00m

1 stop

12:30 - 08:20

LHR

CJB

15h 20m

1 stop

₹ 74,803Air India

Mon, 22 Jun - Tue, 23 Jun

18:45 - 09:55

CJB

LHR

19h 40m

2 stops

06:00 - 08:20

LHR

CJB

21h 50m

2 stops

₹ 74,996Multiple Airlines

Wed, 29 Jul - Wed, 16 Sep

08:30 - 17:45

IXM

LHR

37h 45m

1 stop

20:15 - 20:40

LHR

IXM

19h 55m

1 stop

₹ 101,443IndiGo

Tue, 11 Aug - Sat, 19 Sep

00:15 - 15:45

TRZ

LHR

20h 00m

1 stop

11:20 - 00:30

LHR

TRZ

32h 40m

1 stop

₹ 155,302Singapore Airlines

Sun, 27 Sep - Thu, 1 Oct

00:15 - 19:30

TRZ

LHR

23h 45m

1 stop

09:25 - 00:30

LHR

TRZ

34h 35m

1 stop

₹ 155,688Singapore Airlines

Sun, 27 Sep - Thu, 1 Oct

Etihad Airways flights from Tamil Nadu to London Heathrow Airport

Our best Etihad Airways deals on Tamil Nadu to London Heathrow Airport flight tickets

Etihad Airways

9 Jun

MAA10:15Chennai

13h 00m

1 stop

LHR18:45London Heathrow

17 Nov

LHR20:55London Heathrow

29h 45m

1 stop

MAA08:10Chennai

₹ 62,063

Etihad Airways

4 Jul

MAA16:05Chennai

25h 10m

1 stop

LHR12:45London Heathrow

12 Sept

LHR14:45London Heathrow

19h 50m

1 stop

MAA15:05Chennai

₹ 62,159

Etihad Airways

2 Jul

MAA16:05Chennai

19h 25m

1 stop

LHR07:00London Heathrow

3 Oct

LHR21:45London Heathrow

12h 50m

1 stop

MAA15:05Chennai

₹ 62,256

Air India flights from Tamil Nadu to London Heathrow Airport

Our best Air India deals on Tamil Nadu to London Heathrow Airport flight tickets

Air India

16 Jun

MAA08:55Chennai

15h 55m

1 stop

LHR20:20London Heathrow

23 Jun

LHR22:10London Heathrow

29h 30m

1 stop

MAA08:10Chennai

₹ 63,221

Air India

25 May

MAA21:25Chennai

27h 25m

1 stop

LHR20:20London Heathrow

29 May

LHR22:20London Heathrow

28h 50m

1 stop

MAA07:40Chennai

₹ 65,344

Air India

20 May

MAA05:50Chennai

19h 00m

1 stop

LHR20:20London Heathrow

21 May

LHR21:05London Heathrow

16h 45m

1 stop

MAA18:20Chennai

₹ 66,020

momondo Fare Finder

Use the filters below to find and compare flights from Tamil Nadu to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChennaiLondon

MAA - LHR

MAALHR

Chennai

Tue 9/6

10:15-18:45

1 stop13h 00m

London Heathrow

Tue 17/11

20:55-08:10

1 stop29h 45m

₹ 62,063

ChennaiLondon

MAA - LHR

MAALHR

Chennai

Sat 4/7

16:05-12:45

1 stop25h 10m

London Heathrow

Sat 12/9

14:45-15:05

1 stop19h 50m

₹ 62,159

ChennaiLondon

MAA - LHR

MAALHR

Chennai

Thu 2/7

16:05-07:00

1 stop19h 25m

London Heathrow

Sat 3/10

21:45-15:05

1 stop12h 50m

₹ 62,256

TiruchirappalliLondon

TRZ - LHR

TRZLHR

Tiruchirappalli Civil

Thu 18/6

21:00-18:45

2 stops26h 15m

London Heathrow

Wed 24/6

21:45-20:40

2 stops18h 25m

₹ 73,549

TiruchirappalliLondon

TRZ - LHR

TRZLHR

Tiruchirappalli Civil

Thu 18/6

14:35-20:20

1 stop34h 15m

London Heathrow

Wed 24/6

22:10-01:05

1 stop22h 25m

₹ 74,514

Fastest return journey

CoimbatoreLondon

CJB - LHR

CJBLHR

Coimbatore Peelamedu

Mon 22/6

09:00-19:30

1 stop15h 00m

London Heathrow

Tue 23/6

12:30-08:20

1 stop15h 20m

₹ 74,803

CoimbatoreLondon

CJB - LHR

CJBLHR

Coimbatore Peelamedu

Wed 29/7

18:45-09:55

2 stops19h 40m

London Heathrow

Wed 16/9

06:00-08:20

2 stops21h 50m

₹ 74,996

MaduraiLondon

IXM - LHR

IXMLHR

Madurai

Tue 11/8

08:30-17:45

1 stop37h 45m

London Heathrow

Sat 19/9

20:15-20:40

1 stop19h 55m

₹ 101,443

TiruchirappalliLondon

TRZ - LHR

TRZLHR

Tiruchirappalli Civil

Sun 27/9

00:15-15:45

1 stop20h 00m

London Heathrow

Thu 1/10

11:20-00:30

1 stop32h 40m

₹ 155,302

TiruchirappalliLondon

TRZ - LHR

TRZLHR

Tiruchirappalli Civil

Sun 27/9

00:15-19:30

1 stop23h 45m

London Heathrow

Thu 1/10

09:25-00:30

1 stop34h 35m

₹ 155,688

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Tamil Nadu to London Heathrow Airport

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

Prices

Airlines

Other information

What is the cheapest month to fly to London Heathrow Airport?

The cheapest month to fly to London Heathrow Airport from Tamil Nadu is in February. Flight prices, which tend to average around ₹ 23,937, are often lower during this time because this is during the off-season. If you are unable to visit London Heathrow Airport during the month of February, then departing from Tamil Nadu during the month June is also very affordable. Most momondo users find prices during this month for around ₹ 27,412.

What is the cheapest day to depart on your flight to London Heathrow Airport?

The cheapest day to depart on your flight to London Heathrow Airport is on a Wednesday when prices can be found for as low as ₹ 102,534. This is often the case because there is less demand to fly during this day of the week. Flights from Tamil Nadu to London Heathrow Airport on a Saturday will generally be more expensive and average around ₹ 115,573. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Tamil Nadu to London Heathrow flight route?

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

How far in advance should I book a flight from Tamil Nadu to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Tamil Nadu when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around ₹ 74,924 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Tamil Nadu for as low as ₹ 61,291 on momondo.

What cabin class options are available on Tamil Nadu to London Heathrow Airport flights?

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

Can stopping save me money on Tamil Nadu to London Heathrow Airport flights?

You could potentially save up to 14% on your flight if you consider stops on a Tamil Nadu to London Heathrow Airport flight.

Cheap Tamil Nadu to London Heathrow Airport flight deals and tips

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

Best price found	₹ 75,357
Fastest flight time	11h 05m
Direct flights	Every day

The best one-way flight to London Heathrow Airport from Tamil Nadu in the past 72 hours is ₹ 75,357. The best return flight deal from Tamil Nadu to London Heathrow Airport found on momondo in the last 72 hours is ₹ 140,348.

The fastest flight from Tamil Nadu to London Heathrow Airport takes 11h 05m

Direct flights go from Tamil Nadu to London Heathrow Airport every day.

Search flight deals

Frequently asked questions about flying from Tamil Nadu to London Heathrow Airport

When did momondo last update prices for flights from Tamil Nadu to London Heathrow Airport?
Prices for flights from Tamil Nadu to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from Tamil Nadu to London Heathrow Airport?
As of May 2026, there are 8 operators available to choose from for flights from Tamil Nadu to London Heathrow Airport.
How old do you have to be to fly from Tamil Nadu to London Heathrow 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 Tamil Nadu to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Tamil Nadu to London Heathrow Airport?
Based on momondo bookings for flights between Tamil Nadu and London Heathrow Airport, the leading plane model is Boeing 787-8 Dreamliner, making up 85.44% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 7.77%, Boeing 777 with 5.83%, and Airbus A340-300 with 0.97%.

Best airlines flying from Tamil Nadu to London Heathrow Airport

Compare and see reviews for airlines that fly from Tamil Nadu to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
Gulf Air	PriceFrom ₹ 25,046	Free Cancellation	Rating 7.2 235 reviews	Search Gulf Air flights
Oman Air	PriceFrom ₹ 38,131	Free Cancellation	Rating 8.1 130 reviews	Search Oman Air flights
Air India	PriceFrom ₹ 49,311	Free Cancellation	Rating 5.5 2,958 reviews	Search Air India flights
Etihad Airways	PriceFrom ₹ 51,871	Free Cancellation	Rating 7.3 1,438 reviews	Search Etihad Airways flights
Lufthansa	PriceFrom ₹ 55,981	Free Cancellation	Rating 6.8 8,014 reviews	Search Lufthansa flights
Qatar Airways	PriceFrom ₹ 57,561	Free Cancellation	Rating 7.4 3,729 reviews	Search Qatar Airways flights
Emirates	PriceFrom ₹ 58,392	Free Cancellation	Rating 8.1 3,574 reviews	Search Emirates flights
British Airways	PriceFrom ₹ 63,584	Free Cancellation	Rating 6.7 7,988 reviews	Search British Airways flights

High Wycombe

Eastbourne

Ilford

Luton

St. Albans

Watford

Hatfield

Milton Keynes

Gatwick

Hounslow

Chatham

Hastings

Harrow

Lymington

Winchester

Croydon

Wembley

Cirencester

Brentford

Hayes

Why use momondo?

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

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

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

Flights from Tamil Nadu to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Tamil Nadu to London?

Once all potential Tamil Nadu to London 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 Tamil Nadu to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Tamil Nadu are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 18/6

Thu 25/6

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular cities

Other flights from Tamil Nadu

Other flights to London

Airlines

Complete your trip

Feeling lucky

Popular Cities in the United Kingdom

Flights to London Gatwick Airportfrom ₹ 43,917

Flights to London Stansted Airportfrom ₹ 42,855

Flights to London City Airportfrom ₹ 73,742

Flights to London Luton Airportfrom ₹ 42,083

Flights to Glasgow Intl Airportfrom ₹ 57,719

Flights to London Southend Airportfrom ₹ 111,192

Flights to Belfast Intl Airportfrom ₹ 72,970

Flights to Belfast City Airportfrom ₹ 93,239

Cheap flights from Tamil Nadu to London from ₹ 27,026

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Tamil Nadu to London departing on 8/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Tamil Nadu to London

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Etihad Airways flights from Tamil Nadu to London Heathrow Airport

Our best Etihad Airways deals on Tamil Nadu to London Heathrow Airport flight tickets

Air India flights from Tamil Nadu to London Heathrow Airport

Our best Air India deals on Tamil Nadu to London Heathrow Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Tamil Nadu to London Heathrow Airport that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from Tamil Nadu to London Heathrow Airport

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest Tamil Nadu to London Heathrow flight route?

How far in advance should I book a flight from Tamil Nadu to London Heathrow Airport?

What cabin class options are available on Tamil Nadu to London Heathrow Airport flights?

Can stopping save me money on Tamil Nadu to London Heathrow Airport flights?

What is the cheapest airline that flies from Tamil Nadu to London Heathrow?

Which airlines fly to London Heathrow Airport?

How many flights depart from Tamil Nadu to London Heathrow Airport on average per day?

How many flights depart from Tamil Nadu to London Heathrow Airport on average per week?

How long does it take to fly to London Heathrow Airport?

Cheap Tamil Nadu to London Heathrow Airport flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from Tamil Nadu to London Heathrow Airport

Best airlines flying from Tamil Nadu to London Heathrow Airport

Compare and see reviews for airlines that fly from Tamil Nadu to London Heathrow Airport with momondo

Travelling to a place near London?

Why use momondo?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

Tamil Nadu flight routes

According to popular flight searches on momondo this year

London Heathrow Airport flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Complete your trip to London

Explore popular destinations other users love

According to popular flight searches on momondo this year