Cheap flights from New Delhi to London from £187

In general, December is the cheapest month to fly from New Delhi to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £522. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from New Delhi averaging around £534.

On average, the least expensive day to fly to London Heathrow Airport from New Delhi is on a Friday. momondo users have found tickets for Friday departures for as low as £594. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £628.

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from New Delhi to London Heathrow Airport in the afternoon for as low as £586. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £626 on average. Flights to London Heathrow Airport from New Delhi in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to London Heathrow Airport from New Delhi when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £591 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from New Delhi for as low as £504 on momondo.

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

No. A direct flight is the cheapest option for a flight between New Delhi to London Heathrow Airport.

As of October 2026, prices for New Delhi to London Heathrow Airport flights are approximately 11% cheaper when compared to flights at the same time last year.

Qatar Airways, Emirates, and SWISS are the most popular carriers operating from New Delhi Indira Gandhi Intl to London Heathrow

Air India, British Airways and Virgin Atlantic are the top three most popular airlines that fly to London Heathrow Airport from New Delhi according to our data. Air India is the first choice among our users, with 38% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 15 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 25% 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 145 minutes.

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

Tuesday 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 7% of their flights experiencing any sort of delay.

Abu Dhabi (AUH) was the most common stop: 30% of momondo users choosing one-stop flights on this route connected there.

Flights via Helsinki (HEL) offer the lowest average return price of £469.

Flights connecting via Paris (CDG) have the shortest average one-way travel time: 11h 35m.

Paris (CDG) has the shortest average stopover time for this route: 1h 38m.

As of October 2026, there are 20 flights per day flying from New Delhi to London Heathrow Airport. The most common time of day flights depart is 10:00, with 53% of flights taking off in the morning.

As of October 2026, there are 140 flights per week flying from New Delhi to London Heathrow Airport. The most common day of the week flights depart is Thu, with 16% of flights taking off on this day.