Flight Routes from London to Chennai

Trip type

Our cheapest offers for flights from London to Chennai

Here you can compare cheap flights from London (LON) 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
Chennai
Outbound
15/05/26
1 Stopover (BOM)
AI0128, AI2821
15h 45min
Return
-
Air India
£259
London
Chennai
Outbound
25/05/26
1 Stopover (BLR)
AI0132, AI9478
20h 40min
Return
07/06/26
1 Stopover (DEL)
AI2838, AI0111
18h 20min
Air India ?
£344
Best option
London
Chennai
Outbound
25/05/26
1 Stopover (BOM)
AI0130, AI2780
14h 05min
Return
07/06/26
1 Stopover (BOM)
AI0436, AI0129
17h 35min
Air India
£354
London
Chennai
Outbound
25/05/26
1 Stopover (DEL)
AI0112, AI2833
16h 35min
Return
07/06/26
1 Stopover (BOM)
AI2740, AI0129
23h 00min
Air India
£355
London
Chennai
Outbound
25/05/26
1 Stopover (DEL)
AI0112, AI2467
19h 10min
Return
07/06/26
1 Stopover (BOM)
AI0640, AI0129
20h 45min
Air India
£356
London
Chennai
Outbound
25/05/26
1 Stopover (BOM)
AI0128, AI2821
15h 45min
Return
07/06/26
1 Stopover (DEL)
AI2484, AI0111
23h 40min
Air India
£358
London
Chennai
Outbound
25/05/26
1 Stopover (BOM)
AI0130, AI0573
17h 35min
Return
07/06/26
1 Stopover (BOM)
AI0436, AI0129
17h 35min
Air India
£368
London
Chennai
Outbound
25/05/26
1 Stopover (DEL)
AI0112, AI2525
15h 10min
Return
07/06/26
1 Stopover (DEL)
AI0538, AI0111
19h 20min
Air India ?
£390
London
Chennai
Outbound
25/05/26
1 Stopover (BOM)
AI0128, AI2739
18h 05min
Return
07/06/26
1 Stopover (BOM)
AI0436, AI0129
17h 35min
Air India
£418
London
Chennai
Outbound
25/05/26
1 Stopover (DEL)
AI0112, AI2525
15h 10min
Return
07/06/26
1 Stopover (BOM)
AI0436, AI0129
17h 35min
Air India ?
£430
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 to Chennai

Favourite airline: Air India
The majority of passengers on the route London – Chennai prefer to fly with Air India.
Air India
50 %
Gulf Air
25 %
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 GBP
46 %
1 stopover Bahrain
17h 20min, from 910 GBP
31 %
1 stopover Delhi Indira Gandhi
33h 20min, from 806 GBP
15 %

Important flight information

Flight information: London - Chennai

Cheapest outbound flight from 258,90 GBP
Outbound and return from 343,09 GBP
Flight duration min. 09:50
Return flight duration min. 11:15
Distance 8224 km
Flights per week 8
Departure airport Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
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