Cheap flights from New Delhi to London from $247

The cheapest month to fly to London from New Delhi is in October. Flight prices, which tend to average around $643, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from New Delhi averaging around $650.

The cheapest day to depart from New Delhi to London is on a Sunday. Travelers who choose to depart for London on a Sunday will often find tickets for as low as $989. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,044. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

Flying to London from New Delhi at noon is the least expensive time of day to depart. momondo users have found prices as low as $703 when looking at flights departing at noon. Flights to London are more costly in the evening, with an average ticket price of $1,023. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from New Delhi Indira Gandhi Intl to London Heathrow for the best New Delhi Indira Gandhi Intl - London flight prices

You are more likely to see cheaper flights to London from New Delhi when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $757 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from New Delhi for as low as $658 on momondo.

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

Kuwait Airways, Emirates, and Turkish Airlines are the most popular carriers operating from New Delhi Indira Gandhi Intl to London

Air India, British Airways and Virgin Atlantic are the top three most popular airlines that fly to London from New Delhi according to our data. Air India is the first choice among our users, with 43% of people opting to fly with this airline when traveling to London. Keep in mind that there are 6 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Historically, on average around 29% of flights between New Delhi and London have experienced a delay on any given week. The average delay length over the past 12 months has been 153 minutes.

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

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

According to our data, Virgin Atlantic have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

Abu Dhabi (AUH) was the most common stop: 56% of momondo users choosing 1-stop flights on this route connected there.

Flights via Helsinki (HEL) offer the lowest average round-trip price of $503.

Flights connecting via Zurich (ZRH) have the shortest average one-way travel time: 11h 20m.

Helsinki (HEL) has the shortest average layover time for this route: 1h 08m.

The number of flights available between New Delhi and London is 18 per day as of February 2026. The most frequent departure time is 1:00AM, with 49% of daily flights leaving in the morning.

As of February 2026, there are 132 flights per week flying from New Delhi to London. The most common day of the week flights depart is Thu, with 16% of flights taking off on this day.