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Cheap flights from London Heathrow Airport to Chennai from £248

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MAA
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Chennai are usually found in September or March, booked 44 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

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 29 April 2025.

Round-trip from

£427

One-way from

£248

Popular in

July

Cheapest in

September

Average price

£566

Good round-trip deal

£519 or less

Good one-way deal

£303 or less
Air India
  • Air India
  • 18/6-25/6
  • 2 total stops
  • 30h 35m total
  • London to Chennai
10/5
  • 10/5
  • 2 total stops
  • 27h 10m total
  • London to Chennai
Highest demand for flights based on searches. 14% potential increase in price (£73 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£18 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from London Heathrow to Chennai.
Price to beat on a one-way flight from London Heathrow to Chennai.

Find flight deals from Heathrow to Chennai

Cheapest flights from Heathrow to Chennai
Explore the most affordable flight options available from Heathrow to Chennai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Thu 29/509:45LHR - MAA
1 stop18h 40mAir India
Thu 5/606:55MAA - LHR
1 stop17h 55mAir India
Deal found 29/4£422
Sat 18/1022:05LHR - MAA
1 stop18h 15mGulf Air
Wed 12/1105:35MAA - LHR
1 stop14h 40mGulf Air
Deal found 29/4£431
Thu 8/514:45LHR - MAA
1 stop19h 30mEtihad Airways
Wed 2/704:15MAA - LHR
1 stop15h 30mEtihad Airways
Deal found 29/4£439
Thu 15/520:35LHR - MAA
1 stop18h 05mMultiple Airlines
Sun 18/504:20MAA - LHR
2 stops41h 15mMultiple Airlines
Deal found 28/4£457
Tue 9/906:30LHR - MAA
1 stop13h 10mLufthansa
Mon 22/901:55MAA - LHR
1 stop13h 15mLufthansa
Deal found 28/4£484
Wed 18/612:40LHR - MAA
Nonstop10h 20mBritish Airways
Wed 25/605:35MAA - LHR
Nonstop11h 05mBritish Airways
Deal found 27/4£512
Mon 5/508:05LHR - MAA
1 stop14h 15mQatar Airways
Mon 26/503:55MAA - LHR
1 stop13h 55mQatar Airways
Deal found 28/4£549

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 29 April 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Chennai that are best for you.

Fly from

Heathrow

Fly to

Chennai

Route

Depart

Return

Price

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Thu 29/5

09:45-08:55

1 stop18h 40m

Chennai

Thu 5/6

06:55-20:20

1 stop17h 55m

£422

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Sat 18/10

22:05-20:50

1 stop18h 15m

Chennai

Wed 12/11

05:35-14:45

1 stop14h 40m

£431

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Mon 15/9

14:45-15:10

1 stop19h 55m

Chennai

Mon 6/10

10:15-15:15

1 stop33h 30m

£437

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Thu 15/5

20:35-19:10

1 stop18h 05m

Chennai

Sun 18/5

04:20-17:05

2 stops41h 15m

£457

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Tue 9/9

06:30-00:10

1 stop13h 10m

Chennai

Mon 22/9

01:55-10:40

1 stop13h 15m

£484

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Tue 9/9

12:40-03:30

Nonstop10h 20m

Chennai

Tue 23/9

05:35-12:10

Nonstop11h 05m

£504

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Sat 10/5

20:45-04:25

2 stops27h 10m

£248

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Wed 18/6

21:05-15:30

1 stop13h 55m

£250

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Thu 8/5

14:45-14:45

1 stop19h 30m

£270

LondonChennai

LHR - MAA

LHRMAA

London Heathrow

Thu 28/8

11:20-10:10

2 stops18h 20m

£332

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 15 results
1
2

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 return 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 return flight from Heathrow to Chennai. Price data was last updated on 25 April 2025.

The price you pay for your flight from London Heathrow Airport to Chennai may vary depending on when you book. For the best chance of a lower fare, look to book 44 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 £620). Flying from London Heathrow Airport to Chennai in July is currently the most expensive (average of £1,013). 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 29 April 2025.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Chennai in the evening. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from London Heathrow Airport to Chennai?

Use this chart to determine the cheapest time to fly return from Heathrow to Chennai. Price data was last updated on 30 March 2025.

Travellers seeking maximum savings on their London Heathrow Airport to Chennai flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London Heathrow Airport to Chennai

Explore weekly flight availability from Heathrow to Chennai. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 April 2025.

The most flights from LHR to MAA are scheduled on a Monday (2 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Chennai by month

Plan your trip to Chennai by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chennai ranges from 10.0 - 330.0 inches per month. November is typically the wettest month, when rainfall can reach 330.0 mm. February is typically the driest time to visit Chennai when rainfall is around 10.0 mm.

Temperature in Chennai by month

Plan your trip to Chennai by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chennai, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 33.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 25.0 C).

Reviews of airlines servicing Chennai

Get insights into the airlines that provide service to Chennai. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chennai. Reviews last updated 29 April 2025.
See what other customers who have flown with SWISS, Qatar Airways and Etihad Airways from London to Chennai have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.4

Entertainment

6.7

Boarding

7.6

Overall

7.5

Crew

8.2

Food

7.0

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Comfort

7.4

Entertainment

6.7

Boarding

7.6

Overall

7.5

Crew

8.2

Food

7.0

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Comfort

7.4

Entertainment

6.7

Boarding

7.6

Overall

7.5

Crew

8.2

Food

7.0

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Comfort

7.4

Entertainment

6.7

Boarding

7.6

Overall

7.5

Crew

8.2

Food

7.0

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Comfort

7.4

Entertainment

6.7

Boarding

7.6

Overall

7.5

Crew

8.2

Food

7.0

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Comfort

7.4

Entertainment

6.7

Boarding

7.6

Overall

7.5

Crew

8.2

Food

7.0

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

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 airports serve Heathrow to Chennai flights?

    On the route to Chennai from Heathrow, you’ll depart from London Heathrow Airport (LHR), landing at Chennai International Airport (MAA) once you reach India. Heathrow is well-known as the main international airport that serves London and the UK. While it’s an extremely busy airport, it also houses the most modern facilities for air travellers. It’s just over 15 miles from London city centre, which will take just under 35min to drive, travelling along the M4-A4 route. If you prefer public transport, you can catch the Heathrow Express from Paddington Station in London. On the other side of your journey, Chennai International Airport is one of the busiest three airports in India. It’s also just about 15 miles from the city centre, and the best way to commute from the airport to central Chennai is to catch a train from the airport metro station.

  • Which airlines fly directly from Heathrow to Chennai?

    Unfortunately, there aren’t any direct flights from Heathrow to Chennai, but the good news is that there are plenty of one-stop flights to choose from on any day of the week. The quickest route is flown by Qatar Airways, which leaves Heathrow and makes a single stopover at Doha Hamad International Airport (DOH) before flying across to Chennai overnight. The flight will take just under 14h and is the most efficient way to fly between the two cities. Two-stop routes are also available, and there isn’t much cost differential between them and the one-stop flights, so you can choose one of these too. A good choice is to catch Air India out of Heathrow, which flies to Mumbai Chhatrapati Shivaji Maharaj International (BOM), where you’ll change to GoAir for the flight to Chennai International.

  • What are the stopover options between Heathrow to Chennai?

    The most common route between Heathrow and Chennai is a one-stop route flown by Qatar Airways, landing first at Doha Hamad International and then flying on to Chennai International. British Airways offers two one-stop route options. The first one lands at Doha Hamad International, where you’ll change to Qatar Airways for the Chennai flight. Otherwise you can fly British Airways to New Delhi Indira Gandhi International Airport (DEL), with a change there to Air India to fly to Chennai International. Two-stop flights are mainly flown by Lufthansa out of Heathrow, landing at Frankfurt am Main Airport (FRA) and then on to New Delhi. Here you’ll change airlines to Vistara for the final leg.

  • Do I need a passport or visa to fly from Heathrow to Chennai?

    UK citizens will need a visa or an e-visa to fly to Chennai. Your passport will need to have two blank pages at the time of presentation, and also has to be valid for at least 180 days from your date of entry. It’s also important to note that your passport needs to be machine-readable.

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

    Located just 10.2 mi from the city center, Chennai is the airport most travelers will use when flying to Chennai from London Heathrow. Booking flights from London Heathrow to Chennai (MAA) should be relatively easy as there is 1 daily inbound flight from London Heathrow from 15 different airlines.

  • What are the cheapest airlines flying from London Heathrow Airport to Chennai round-trip?

    Flying on Air India is currently your cheapest option to Chennai, with prices starting at £427. Additional return tickets that might be worth considering are offered by Gulf Air and Etihad Airways, with the lowest prices starting at £431 and £437, respectively. Users have found that Air India is 26% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from London Heathrow Airport to Chennai one-way?

    £250 is the cheapest one-way deal found within the past few days, from Air India. You may also be able to find cheap deals on Etihad Airways and IndiGo, with prices starting from £270 and £332, respectively.

  • What are the cheapest flights from London Heathrow Airport to Chennai?

    Looking for the cheapest flight from London Heathrow Airport to Chennai? While on average our users pay £724, our data indicates the cheapest price to be £290. The most popular route (London Heathrow - Chennai), is priced around £394.

  • Where are the most common stopover locations when flying from London Heathrow Airport to Chennai?

  • What are some popular things to do or see while on a stopover in Abu Dhabi?

    Etihad Towers, Sheikh Zayed Mosque, and Emirates Park Zoo are the most popular attractions in Abu Dhabi if you're in need of something to do during your stopover. Etihad Towers, Sheikh Zayed Mosque, and Emirates Park Zoo can be accessed by travelling approximately 20.8 mi, 11.2 mi, and 7.9 mi, respectively from Abu Dhabi Zayed Intl. Those looking to explore during their stopover in Abu Dhabi can hire a car from Abu Dhabi Zayed Intl for about £18 per day.

  • What are some popular points of interest to see during a stopover in Mumbai?

    Most Mumbai visitors opt to spend their time at Gateway of India, Dr. Bhau Daji Lad Mumbai City Museum, and Sanjay Gandhi National Park. Gateway of India, Dr. Bhau Daji Lad Mumbai City Museum and Sanjay Gandhi National Park are located about 11.7 mi, 7.9 mi, and 9.3 mi, respectively from Mumbai Chhatrapati Shivaji Intl if you are interested in checking them out. Travellers can book a car hire at Mumbai Chhatrapati Shivaji Intl for about £61 per day to make their sightseeing more efficient.

  • Where are the least popular stopover locations for London Heathrow Airport to Chennai flights?

  • 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 holiday 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 £620). Flying from London Heathrow Airport to Chennai in July is currently the most expensive (average of £1,013). 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.

See more FAQs

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Fly from Heathrow to Chennai on these airlines

Choose from the following airlines for your flight from Heathrow to Chennai. Flights are based on user searches made on Cheapflights and were last updated on 29 April 2025.

Top 10 airlines flying from Heathrow to Chennai

Discover the top 10 airlines that operate flights from Heathrow to Chennai. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
SAUDIACheapest£343Average£460FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Air IndiaCheapest£388Average£531FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Kuwait AirwaysCheapest£408Average£519FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
Gulf AirCheapest£413Average£496FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
Etihad AirwaysCheapest£414Average£513FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£438Average£494FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Oman AirCheapest£444Average£494FlexibilityNo cancel feeOn-time76%
Search Oman Air flights
LufthansaCheapest£465Average£645FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£473Average£616FlexibilityNo cancel feeOn-time70%
Search British Airways flights
SriLankan AirlinesCheapest£485Average£555FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights

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

Need flexible booking options for your flight to Chennai from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from Heathrow to Chennai and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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