₹ 26,637 Find Cheap Flights from London to Chennai – Compare and Save

Provided you are not carrying too much luggage, you can travel from Chennai Airport like the locals and take the public commuter train. Tirusalam Station is a 3min walk from the terminal and offers a wide variety of connections, including to Chennai Beach for about ₹ 10 (£0.10). Buses also stop outside the airport, including the 1B and 18A buses into Chennai. For those with larger luggage, you may wish to instead take a rickshaw or taxi.

Depending on which terminal you are flying from at Heathrow Airport (LHR), you can find a large range of shopping opportunities in the departure lounge while you wait for your flight. Shops such as Boots and Harrods can be found throughout the airport. You can find designer brands like Burberry and Gucci in Terminals 2, 3, 4 and 5. Great Britain gifts are in Terminals 3, 4 and 5, and there is a M.A.C counter in Terminal 3.

If you are looking for something to eat after your long flight from London to Chennai, you can find a number of outlets in the arrivals area of the international terminal in Chennai Airport. Nalaas Aappakadai can provide a range of cuisines, including Chettinadu, Tandoor, Kerala and Chinese. Maggi has several varieties of Maggi noodles, and there are several coffee shops serving hot drinks.

Those flying out of Gatwick Airport can relax at one of the numerous passenger lounges in the North and South Terminal. The No1 Lounges are equipped for business or pleasure and have a range of facilities, including a sports lounge and access to the premium security lane. You can book access to the lounge in advance on the airport website for £32.

Among airlines operating London to Chennai flights:

• British Airways: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only British Airways operates flights between London and Chennai.

Flights from London to Chennai may depart from several airports in London area, including London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN). Flights usually arrive at Chennai (MAA).

Here are some options for this route, based on selected ticket types and cabin classes:

• British Airways: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Three cabin classes are available on flights from London to Chennai:

• Economy class
• Premium Economy Class
• Business Class

On this route, stopover flights are cheaper than direct options on average. Stopover fares average ₹ 65,311 return via Manama Bahrain Intl (BAH), compared with ₹ 85,079 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge ₹ 8,720–₹ 9,546 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

One-stop flights from London to Chennai most commonly connect through:

• Abu Dhabi Zayed Intl (AUH) – 30% of one-stop connections
• Manama Bahrain Intl (BAH) – 18% of one-stop connections
• Dubai Intl (DXB) – 15% of one-stop connections
• Doha Hamad Intl (DOH) – 14% of one-stop connections

Abu Dhabi Zayed Intl (AUH) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 12% on the London to Chennai route. Wednesday is the cheapest departure day at ₹ 69,696 return on average, while Saturday is the most expensive at ₹ 78,861, a difference of ₹ 9,165. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the London to Chennai route, 18% of flights were delayed in the past 3 months, with delays averaging 2 hours 36 minutes.

Afternoon is the busiest departure period on London to Chennai flights, with 100% leaving in that window. Morning departures account for 0%, Evening flights for 0%, and Night flights for 0%.

These are the earliest and latest flight times available from London to Chennai:

• Earliest: departs at 12:40 and lands at 22:47
• Latest: departs at 14:10 and lands at 00:17.

The flight takes about 10h 07m.

Last-minute fares on this route (booked within 2 weeks of departure) run 4% above the route average of ₹ 71,793. Book 4 weeks before departure for the lowest fares.

A direct flight from London to Chennai takes 10h 07m, covering 13,206 km.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

One-way fares from London to Chennai are currently lower than usual. Average one-way flight prices are about ₹ 35,325, which is 18% below the typical average for this route.

British Airways is the only airline operating London to Chennai flights. 82% of its flights are on time.

Afternoon flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Frankfurt am Main (FRA) gives the shortest average 1-stop total travel time of 13h 27m, compared to 13h 50m via Dubai Intl (DXB) and 13h 55m via Doha Hamad Intl (DOH).

Chennai is 4 hours ahead of London (India Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

Return flights from London to Chennai range from ₹ 60,948 to ₹ 90,491, with an average of ₹ 71,793 over the past 12 months. Anything below ₹ 60,948 counts as a good deal.