$360+ Cheap flights from Heathrow (LHR) to Chennai (MAA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MAA
Oct 19 — Oct 261
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Heathrow to Chennai with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from London Heathrow to Chennai are usually found in September or May, booked 74 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday
Cheap flight deals from Heathrow to Chennai
Cheapest
Best
Last-minute
One-way
Cheapest flights from Heathrow to ChennaiExplore 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 September 19, 2026.
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 September 19, 2026.
This Oman Air deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:50 pm -
1 stop30h 05m
Sun 10/48:15 am -
1 stop15h 25m
Deal found 9/17![Oman Air logo]()
$589
This Oman Air deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:50 pm -
1 stop13h 20m
Tue 10/68:15 am -
1 stop15h 25m
Deal found 9/18![Oman Air logo]()
$590
This Oman Air deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/268:05 pm -
1 stop12h 45m
Mon 12/143:00 pm -
1 stop32h 55m
Deal found 9/18![Oman Air logo]()
$592
This Booking.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:25 am -
1 stop24h 25m
Sat 11/77:20 am -
1 stop28h 05m
Deal found 9/16![Oman Air logo]()
$594
This Oman Air deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:50 pm -
1 stop30h 05m
Wed 10/78:15 am -
1 stop15h 25m
Deal found 9/17![Oman Air logo]()
$595
This Oman Air deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:25 am -
1 stop16h 45m
Thu 11/127:20 am -
1 stop16h 35m
Deal found 9/16![Oman Air logo]()
$596
This Oman Air deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:50 pm -
1 stop13h 20m
Mon 10/198:15 am -
1 stop15h 25m
Deal found 9/18![Oman Air logo]()
$597
This Oman Air deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:25 am -
1 stop18h 30m
Tue 10/68:15 am -
1 stop15h 25m
Deal found 9/14![Oman Air logo]()
$598
This Justfly.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:45 pm -
1 stop17h 25m
Tue 10/66:55 am -
1 stop16h 35m
Deal found 9/15![Air India logo]()
$599
This Oman Air deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:50 pm -
1 stop30h 05m
Sat 10/38:15 am -
1 stop15h 25m
Deal found 9/17![Oman Air logo]()
$600
Best flights from Heathrow to ChennaiDiscover carefully curated flight deals from Heathrow to Chennai that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 19, 2026.
Discover carefully curated flight deals from Heathrow to Chennai that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 19, 2026.
This Oman Air deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:25 am -
1 stop18h 30m
Fri 10/238:15 am -
1 stop15h 25m
Deal found 9/14![Oman Air logo]()
$593
This British Airways deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/268:35 am -
1 stop12h 25m
Sun 2/287:35 am -
Nonstop11h 30m
Deal found 9/18![Multiple Airlines logo]()
$726
This British Airways deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/262:10 pm -
Nonstop9h 55m
Sun 2/287:35 am -
Nonstop11h 30m
Deal found 9/17![British Airways logo]()
$765
This SWISS deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/137:30 pm -
3 stops31h 40m
Thu 2/186:00 pm -
2 stops19h 35m
Deal found 9/18![SWISS logo]()
$939
This British Airways deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/38:05 am -
1 stop12h 55m
Wed 12/27:35 am -
Nonstop11h 30m
Deal found 9/18![Multiple Airlines logo]()
$731
This British Airways deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:35 am -
1 stop16h 00m
Tue 11/177:35 am -
Nonstop11h 30m
Deal found 9/15![British Airways logo]()
$902
This British Airways deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/298:35 am -
1 stop12h 25m
Sat 2/207:35 am -
Nonstop11h 30m
Deal found 9/16![Multiple Airlines logo]()
$848
This British Airways deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/182:10 pm -
Nonstop9h 55m
Thu 12/37:35 am -
Nonstop11h 30m
Deal found 9/15![British Airways logo]()
$920
This British Airways deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/313:05 pm -
1 stop15h 15m
Sun 1/317:35 am -
Nonstop11h 30m
Deal found 9/18![British Airways logo]()
$930
This Kuwait Airways deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kuwait Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2010:45 am -
2 stops22h 50m
Sat 2/202:55 am -
1 stop16h 20m
Deal found 9/18![Multiple Airlines logo]()
$962
Last-minute flights from Heathrow to ChennaiDiscover last-minute flight deals from Heathrow to Chennai. Data last updated September 19, 2026 and is based on user searches.
Discover last-minute flight deals from Heathrow to Chennai. Data last updated September 19, 2026 and is based on user searches.
This Oman Air deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:50 pm -
1 stop30h 05m
Sun 10/48:15 am -
1 stop15h 25m
Deal found 9/17![Oman Air logo]()
$589
This Oman Air deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:50 pm -
1 stop30h 05m
Tue 10/208:15 am -
1 stop15h 25m
Deal found 9/18![Oman Air logo]()
$592
This Oman Air deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:50 pm -
1 stop30h 05m
Sat 10/38:15 am -
1 stop15h 25m
Deal found 9/17![Oman Air logo]()
$600
This Oman Air deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:50 pm -
1 stop13h 20m
Tue 10/68:15 am -
1 stop15h 25m
Deal found 9/18![Oman Air logo]()
$590
This Justfly.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:45 pm -
1 stop17h 25m
Tue 10/66:55 am -
1 stop16h 35m
Deal found 9/15![Air India logo]()
$599
This Oman Air deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:50 pm -
1 stop30h 05m
Wed 10/218:15 am -
1 stop15h 25m
Deal found 9/18![Oman Air logo]()
$597
This Oman Air deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:50 pm -
1 stop30h 05m
Sun 10/48:15 am -
1 stop26h 45m
Deal found 9/17![Oman Air logo]()
$595
This Oman Air deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:25 am -
1 stop18h 30m
Thu 10/88:15 am -
1 stop15h 25m
Deal found 9/14![Oman Air logo]()
$598
This Booking.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:25 am -
1 stop24h 25m
Sat 11/77:20 am -
1 stop28h 05m
Deal found 9/16![Oman Air logo]()
$594
One-way flights from Heathrow to ChennaiSearch for one-way flight options from Heathrow to Chennai. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
Search for one-way flight options from Heathrow to Chennai. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:00 am -
3 stops19h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:05 am -
3 stops21h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:50 am -
3 stops25h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:50 am -
3 stops21h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$367
This Super.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:30 pm -
1 stop15h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Air India logo]()
$372
This Super.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1510:00 pm -
1 stop15h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Air India logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/139:55 am -
3 stops28h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:05 am -
3 stops21h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:00 am -
3 stops19h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$379
Find 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 September 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $589 (Oman Air) |
One-way from | $360 (Kiwi.com) |
Popular in | July |
Cheapest in | September |
Average price | $647 |
Good round-trip deal | $795 or less |
Cheapflights Fare Finder
Customize 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 7,457,451 searches. Data last updated September 19, 2026.
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
Cheapest round-trip
LondonChennai
LHR London Heathrow - MAA Chennai
LHRMAA
London Heathrow
Tue 10/13
8:50 pm-2:40 pm
1 stop13h 20m
Chennai
Wed 12/31
12:00 am-7:30 pm
Nonstop0h 00m
$404
LondonChennai
LHR London Heathrow - MAA Chennai
LHRMAA
London Heathrow
Wed 10/14
9:30 am-2:40 am
1 stop12h 40m
Chennai
Wed 12/31
12:00 am-7:30 pm
Nonstop0h 00m
$470
LondonChennai
LHR London Heathrow - MAA Chennai
LHRMAA
London Heathrow
Thu 10/15
6:55 pm-2:40 am
1 stop27h 15m
Chennai
Wed 12/31
12:00 am-7:30 pm
Nonstop0h 00m
$517
LondonChennai
LHR London Heathrow - MAA Chennai
LHRMAA
London Heathrow
Thu 10/15
9:30 am-2:40 pm
1 stop24h 40m
Chennai
Wed 12/31
12:00 am-7:30 pm
Nonstop0h 00m
$563
LondonChennai
LHR London Heathrow - MAA Chennai
LHRMAA
London Heathrow
Sun 10/11
8:25 am-7:25 am
1 stop18h 30m
Chennai
Fri 10/23
8:15 am-7:10 pm
1 stop15h 25m
$593
LondonChennai
LHR London Heathrow - MAA Chennai
LHRMAA
London Heathrow
Thu 11/12
8:45 pm-2:30 am
2 stops24h 15m
Chennai
Wed 12/31
12:00 am-7:30 pm
Nonstop0h 00m
$597
LondonChennai
LHR London Heathrow - MAA Chennai
LHRMAA
London Heathrow
Mon 3/15
7:30 pm-8:40 am
3 stops31h 40m
Chennai
Wed 12/31
12:00 am-7:30 pm
Nonstop0h 00m
$723
LondonChennai
LHR London Heathrow - MAA Chennai
LHRMAA
London Heathrow
Tue 1/26
8:35 am-2:30 am
1 stop12h 25m
Chennai
Sun 2/28
7:35 am-1:35 pm
Nonstop11h 30m
$726
LondonChennai
LHR London Heathrow - MAA Chennai
LHRMAA
London Heathrow
Tue 11/3
8:05 am-2:30 am
1 stop12h 55m
Chennai
Wed 12/2
7:35 am-1:35 pm
Nonstop11h 30m
$731
LondonChennai
LHR London Heathrow - MAA Chennai
LHRMAA
London Heathrow
Wed 3/17
7:30 pm-8:40 am
3 stops31h 40m
Chennai
Wed 12/31
12:00 am-7:30 pm
Nonstop0h 00m
$755
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Heathrow to Chennai
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Chennai in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on London Heathrow Airport-Chennai flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Chennai flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Chennai flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on London Heathrow Airport-Chennai flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Chennai flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
LHR-MAA
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
Prices
Airlines
Delays
More
How far ahead should I book a flight from London Heathrow Airport to Chennai?
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Chennai, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 $647). Flying from London Heathrow Airport to Chennai in July is currently the most expensive (average of $1,038). 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 September 19, 2026.
When flying from London Heathrow Airport to Chennai, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from London to Chennai delayed?
About 18% of weekly flights between London and Chennai have experienced delays in the past year, with the average delay time being 156 minutes.
What is the most punctual flight time for London to Chennai flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Chennai flights?
Over the last year, British Airways have had the lowest number of delays on this route, with just 18% of flights being delayed.
What’s the top layover airport for flights from London Heathrow Airport to Chennai?
Share of 1-stop round-trip flights from London Heathrow Airport to Chennai chosen by Cheapflights users in the past 12 months, using the same layover each way.
Mumbai (BOM) – chosen by Cheapflights users on 31% of 1-stop itineraries from London Heathrow Airport to Chennai on Cheapflights.
What’s the cheapest layover airport for flights from London Heathrow Airport to Chennai?
Average round-trip fare for 1-stop flights from London Heathrow Airport to Chennai, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Manama (BAH) is the most affordable 1-stop option, with an average round-trip price of $590.
What’s the fastest layover option from London Heathrow Airport to Chennai?
Shortest average travel time for 1-stop one-way flights from London Heathrow Airport to Chennai, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Muscat (MCT) have the shortest average one-way travel time for 1-stop routes: 11h 55m.
Which airport typically offers the quickest layover for flights from London Heathrow Airport to Chennai?
Average layover duration for 1-stop one-way flights from London Heathrow Airport to Chennai, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Manama (BAH) offer the fastest connection on this route, with an average layover time of 2h 35m.
The best insider tips for London Heathrow Airport to Chennai flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Chennai trip
Our travel experts
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 September 19, 2026.
Get a feel of what it's like to fly with Emirates,Etihad Airways, andGulf Air from London Heathrow Airport to Chennai by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.4
Food
7.9
Boarding
8.1
Comfort
8.0
Overall
8.1
Entertainment
8.2
Reviews
1 / 20
2.0
MediocreSharyn,Jun 2023
DXB - BOM
Crew
8.4
Food
7.9
Boarding
8.1
Comfort
8.0
Overall
8.1
Entertainment
8.2
Reviews
1 / 20
2.0
MediocreSharyn,Jun 2023
DXB - BOM
Crew
8.4
Food
7.9
Boarding
8.1
Comfort
8.0
Overall
8.1
Entertainment
8.2
Reviews
1 / 20
2.0
MediocreSharyn,Jun 2023
DXB - BOM
Crew
8.4
Food
7.9
Boarding
8.1
Comfort
8.0
Overall
8.1
Entertainment
8.2
Reviews
1 / 20
2.0
MediocreSharyn,Jun 2023
DXB - BOM
Crew
8.4
Food
7.9
Boarding
8.1
Comfort
8.0
Overall
8.1
Entertainment
8.2
Reviews
1 / 20
2.0
MediocreSharyn,Jun 2023
DXB - BOM
Crew
8.4
Food
7.9
Boarding
8.1
Comfort
8.0
Overall
8.1
Entertainment
8.2
Reviews
1 / 20
2.0
MediocreSharyn,Jun 2023
DXB - BOM
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Chennai flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Heathrow
Popular flights
Other flights to Chennai
Explore flights to Chennai departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 19, 2026.
Complete your trip
Complete your trip to Chennai by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Heathrow to Chennai by cabin class
Find flights from Heathrow to Chennai, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Heathrow and Chennai flights
Browse other Heathrow and Chennai flight options. Last updated on September 19, 2026.
Other flights from Heathrow
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on September 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Heathrow to Chennai
Discover the top 5 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 7,457,451 searches. Data last updated September 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$371 | Average$596 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$497 | Average$778 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$622 | Average$693 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$777 | Average$902 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$786 | Average$940 | FlexibilityNo cancel fee | On-time75% |