Flights from London Heathrow to Chennai

Trip type

Our cheapest offers for flights from London Heathrow to Chennai

Here you can compare cheap flights from London Heathrow (LHR) to Chennai (MAA) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Chennai. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London Heathrow
Chennai
Outbound
22/03/26
1 Stopover (BOM)
AI0128, AI2821
13h 45min
Return
-
Air India
£323
London Heathrow
Chennai
Outbound
31/01/26
1 Stopover (DEL)
AI2018, AI2835
20h 05min
Return
03/02/26
1 Stopover (DEL)
AI2838, AI0111
19h 20min
Air India ?
£428
Best option
London Heathrow
Chennai
Outbound
31/01/26
1 Stopover (DEL)
AI0162, AI2885
14h 40min
Return
03/02/26
1 Stopover (DEL)
AI2526, AI2015
16h 10min
Air India
£451
London Heathrow
Chennai
Outbound
31/01/26
1 Stopover (AUH)
EY0064, EY0342
12h 45min
Return
03/02/26
1 Stopover (AUH)
EY0343, EY0063
31h 35min
Etihad Airways ?
£441
London Heathrow
Chennai
Outbound
31/01/26
1 Stopover (DEL)
AI0162, AI2885
14h 40min
Return
03/02/26
1 Stopover (DEL)
AI2886, AI2017
16h 45min
Air India
£452
London Heathrow
Chennai
Outbound
31/01/26
1 Stopover (AUH)
EY0064, EY0342
12h 45min
Return
03/02/26
1 Stopover (AUH)
EY0343, EY0065
34h 00min
Etihad Airways ?
£462
London Heathrow
Chennai
Outbound
20/03/26
1 Stopover (AUH)
EY0064, EY1016
19h 45min
Return
17/04/26
1 Stopover (BAH)
GF0069, GF0007
29h 25min
Etihad Airways
£482
London Heathrow
Chennai
Outbound
20/03/26
2 Stopovers (AMS, BOM)
BA0430, 6E0022, 6E5107
20h 10min
Return
17/04/26
1 Stopover (BAH)
GF0069, GF0003
13h 50min
British Airways, IndiGo Airlines
£493
London Heathrow
Chennai
Outbound
20/03/26
1 Stopover (AUH)
EY0064, EY1016
19h 45min
Return
17/04/26
1 Stopover (BAH)
GF0069, GF0003
13h 50min
Etihad Airways
£495
London Heathrow
Chennai
Outbound
31/01/26
1 Stopover (AUH)
EY0064, EY1016
19h 15min
Return
03/02/26
1 Stopover (AUH)
EY0343, EY0063
31h 35min
Etihad Airways ?
£506
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London Heathrow to Chennai

Favourite airline: Air India
77 % of travellers choose to book flights on this route with Air India, Gulf Air and Lufthansa.
Air India
47 %
Gulf Air
24 %
Lufthansa
6 %
Favourite connection: via Mumbai
The most popular flights on this route are via Mumbai and are booked by 46 % of all travellers.
Route
bookings
1 stopover Mumbai (Bombay)
15h 25min, from £ 768
46 %
1 stopover Bahrain
17h 20min, from £ 910
31 %
1 stopover Delhi Indira Gandhi
33h 20min, from £ 806
15 %

Important flight information

Flight information: London Heathrow - Chennai

Cheapest outbound flight from £ 322,70
Outbound and return from £ 427,59
Flight duration min. 09:50
Return flight duration min. 11:15
Distance 8245 km
Flights per week 8
Departure airport Airport London Heathrow (LHR)
Arrival airport Airport Chennai (Madras) (MAA)
Destination country Flights to India
Alternative routes to India
Alternative flights to Chennai
Flight destinations with a similar price