Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from London to Chennai from £149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Chennai departing on 17/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from London to Chennai

Cheap return flights

 Logo
09:55 - 08:30LTN-MAA
18h 05m2 stops
 Logo
05:05 - 02:45MAA-LTN
26h 10m2 stops
Sat, 30 Aug - Sun, 21 Sep
 Logo
06:15 - 08:30LTN-MAA
21h 45m2 stops
 Logo
20:10 - 22:45MAA-LTN
31h 05m2 stops
Wed, 10 Sep - Thu, 18 Sep
Air India Logo
22:10 - 15:20LHR-MAA
12h 40m1 stop
Air India Logo
06:55 - 20:20MAA-LHR
17h 55m1 stop
£387Air India
Find Deal
Mon, 1 Sep - Tue, 30 Sep
Air India Logo
22:10 - 15:20LHR-MAA
12h 40m1 stop
Air India Logo
06:55 - 20:20MAA-LHR
17h 55m1 stop
£388Air India
Find Deal
Thu, 7 Aug - Wed, 13 Aug
Gulf Air Logo
11:25 - 05:10LGW-MAA
13h 15m1 stop
Gulf Air Logo
06:00 - 06:55MAA-LGW
29h 25m1 stop
£393Gulf Air
Find Deal
Wed, 10 Sep - Thu, 18 Sep
Gulf Air Logo
11:25 - 05:10LGW-MAA
13h 15m1 stop
Gulf Air Logo
06:00 - 06:55MAA-LGW
29h 25m1 stop
£399Gulf Air
Find Deal
Sun, 14 Sep - Thu, 25 Sep
Qatar Airways Logo
09:00 - 09:10LGW-MAA
19h 40m1 stop
Qatar Airways Logo
21:50 - 13:25MAA-LGW
20h 05m1 stop
£408Qatar Airways
Find Deal
Mon, 1 Sep - Wed, 8 Oct
Qatar Airways Logo
09:00 - 02:50LGW-MAA
13h 20m1 stop
Qatar Airways Logo
04:20 - 13:25MAA-LGW
13h 35m1 stop
£457Qatar Airways
Find Deal
Mon, 8 Sep - Thu, 18 Sep
Emirates Logo
14:55 - 08:05STN-MAA
12h 40m1 stop
Emirates Logo
04:00 - 12:55MAA-STN
13h 25m1 stop
£477Emirates
Find Deal
Mon, 8 Sep - Thu, 18 Sep
Emirates Logo
14:55 - 08:05STN-MAA
12h 40m1 stop
Emirates Logo
04:00 - 12:55MAA-STN
13h 25m1 stop
£478Emirates
Find Deal
Sun, 14 Sep - Thu, 25 Sep

Air India flights from London to Chennai

Our best Air India deals on London to Chennai flight tickets
Air India
1 Sept
LHR22:10London Heathrow
12h 40m
1 stop
MAA15:20Chennai
30 Sept
MAA06:55Chennai
17h 55m
1 stop
LHR20:20London Heathrow
Air India
7 Aug
LHR22:10London Heathrow
12h 40m
1 stop
MAA15:20Chennai
13 Aug
MAA06:55Chennai
17h 55m
1 stop
LHR20:20London Heathrow
Air India
7 Aug
LHR22:10London Heathrow
12h 40m
1 stop
MAA15:20Chennai
18 Aug
MAA08:55Chennai
14h 35m
1 stop
LHR19:00London Heathrow

Gulf Air flights from London to Chennai

Our best Gulf Air deals on London to Chennai flight tickets
Gulf Air
10 Sept
LGW11:25London Gatwick
13h 15m
1 stop
MAA05:10Chennai
18 Sept
MAA06:00Chennai
29h 25m
1 stop
LGW06:55London Gatwick
Gulf Air
14 Sept
LGW11:25London Gatwick
13h 15m
1 stop
MAA05:10Chennai
25 Sept
MAA06:00Chennai
29h 25m
1 stop
LGW06:55London Gatwick
Gulf Air
31 Aug
LGW11:25London Gatwick
13h 15m
1 stop
MAA05:10Chennai
30 Sept
MAA06:00Chennai
29h 25m
1 stop
LGW06:55London Gatwick

See travel insights to Chennai from

How to get the cheapest flight ticket from London to Chennai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Chennai?

What is the cheapest month to fly to Chennai?

The month of September is, on average, the cheapest month to fly to Chennai from London, with most prices found around £465. If you aren’t able to travel during the month of September, then book flights to Chennai from London during May instead. Flights to Chennai in May, while not as cheap as those in September, still average around £474.

What is the cheapest day to depart on your flight to Chennai?

The cheapest day to depart on your flight to Chennai is on a Tuesday when prices can be found for as low as £595. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around £641. These prices are subject to change though, so be sure to set up a Price Alert for flights to Chennai.

What is the cheapest time of day to depart on your flight to Chennai?

Flying to Chennai from London in the evening is the least expensive time of day to depart. momondo users have found prices as low as £520 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Chennai is in the morning when prices are around £646.

What is the cheapest London to Chennai flight route?

Fly from London Heathrow to Chennai for the best London - Chennai flight prices

How far in advance should I book a flight to Chennai?

You are more likely to see cheaper flights to Chennai from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Chennai for around £562 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chennai from London for as low as £503 on momondo.

What cabin class options are available on London to Chennai flights?

There are 3 cabin classes available to choose from on London to Chennai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London to Chennai flight prices changed over time?

As of July 2025, prices for London to Chennai flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from London to Chennai

Are you open to changing your travel dates? Check out the ideal times to fly from London to Chennai according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Chennai (LON to MAA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Chennai

Best price found

£149

Fastest flight time

11h 50m

Direct flights

Every day

Airports in Chennai

1 airport
The best one-way flight to Chennai from London in the past 72 hours is £149. The best return flight deal from London to Chennai found on momondo in the last 72 hours is £370.
The fastest flight from London to Chennai takes 11h 50m
Direct flights go from London to Chennai every day.
There is 1 airport near Chennai: Chennai (MAA)

  • How far is London to Chennai by plane?

    The straight-line distance from London to Chennai is 5098.4 mi. Flights usually cover this in 11h 50m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London to Chennai Airport?

    Prices for flights from London to Chennai Airport were last updated today.

  • How many operators does momondo search for flights from London to Chennai Airport?

  • How old do you have to be to fly from London to Chennai Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Chennai Airport.

  • What documentation or ID do you need to fly to Chennai Airport?

    The necessary travel and health documents for your Chennai Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London to Chennai?

  • What is the most popular airline from London to Chennai?


Best airlines flying from London to Chennai

Compare and see reviews for airlines that fly from London to Chennai with momondo
Airline
Rating
Free Cancellation
Price
SAUDIAPriceFrom £336Free CancellationRating
7.4
619 reviews
Search SAUDIA flights
Gulf AirPriceFrom £349Free CancellationRating
7.1
200 reviews
Search Gulf Air flights
Air IndiaPriceFrom £370Free CancellationRating
5.5
2,926 reviews
Search Air India flights
Kuwait AirwaysPriceFrom £400Free CancellationRating
7.1
303 reviews
Search Kuwait Airways flights
Qatar AirwaysPriceFrom £405Free CancellationRating
7.4
3,588 reviews
Search Qatar Airways flights
Etihad AirwaysPriceFrom £405Free CancellationRating
7.4
1,220 reviews
Search Etihad Airways flights
Oman AirPriceFrom £440Free CancellationRating
8.3
92 reviews
Search Oman Air flights
British AirwaysPriceFrom £443Free CancellationRating
6.6
7,093 reviews
Search British Airways flights
LufthansaPriceFrom £465Free CancellationRating
6.8
7,207 reviews
Search Lufthansa flights
Virgin AtlanticPriceFrom £487Free CancellationRating
7.4
654 reviews
Search Virgin Atlantic flights

Travelling to a place near Chennai?

Book flights to Chennai if you plan to visit one of these locations
Mahabalipuram
Vellore

Why use momondo?

Why should I use momondo to find a flight deal from London to Chennai?

It is quick and easy to find London to Chennai flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chennai that suits you.

Can I find flights from London to Chennai with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Chennai flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Chennai?

momondo provides multiple filters to help you find the best flight to Chennai from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Chennai right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Chennai flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


An easier way to manage your Chennai trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 9/7
Wed 16/7

Find better results for your trip to India