Cheap flights from the United Kingdom to Chennai from ₹ 21,138

The month of November is another great option to travel to Chennai, with average flight prices from United Kingdom averaging around ₹ 57,335.

On average, the least expensive day to fly to Chennai from United Kingdom is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as ₹ 68,629. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from United Kingdom to Chennai on a Thursday will generally be more expensive and average around ₹ 88,519. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest United Kingdom to Chennai flights are usually those with departure times in the morning. Our users have found flights to Chennai in the morning for as low as ₹ 74,213. Try not to purchase tickets at midday because they tend to be around ₹ 88,330. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Chennai from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Chennai for around ₹ 68,494 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 United Kingdom for as low as ₹ 62,053 on momondo.

There are 2 cabin classes available to choose from on United Kingdom to Chennai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Air India, Etihad Airways, and Qatar Airways are the most popular carriers operating from United Kingdom to Chennai

Air India, British Airways and Etihad Airways are the top three most popular airlines that fly to Chennai from United Kingdom according to our data. Air India is the first choice among our users, with 32% of people opting to fly with this airline when travelling to Chennai. Keep in mind that there are 10 different airlines that fly to Chennai on a routine basis, so you have a few additional options to choose from.

Historically, on average around 23% of flights between United Kingdom and Chennai have experienced a delay on any given week. The average delay length over the past 12 months has been 131 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 23% of their flights experiencing any sort of delay.

2 flights are operational daily from United Kingdom to Chennai as of February 2026. The most popular departure time for this route is 14:00, with 100% of flights per day taking off in the afternoon.

As of February 2026, 16 flights take off from United Kingdom and land in Chennai each week. The most common flight departure day for this route is Fri, with 25% of weekly flights taking off on this day.