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Flights from New Delhi to London

Find the cheapest direct flight options from New Delhi to London over the next three months. Book one-way tickets from £197 and round-trip tickets from £469.

Displayed flight fares from New Delhi to London are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com price insights on flights from New Delhi to London

What is the cheapest month for one-way flights from to London?

The average one way ticket price paid by Trip.com users from to London in each month over the past 12 months.

Based on Trip.com data, the cheapest month to fly from to London is March, with an average price of £168. The most expensive month is usually August, with average prices reaching £332.

£332
£250
£168
£86
    Cheapest
  • £275
    May
  • £256
    Jun
  • £281
    Jul
  • £332
    Aug
  • £241
    Sep
  • £195
    Oct
  • £197
    Nov
  • £186
    Dec
  • £217
    Jan
  • £183
    Feb
  • £168
    Mar
  • £189
    Apr

What is the cheapest month for return flights from to London?

Average price of return flights from to London purchased by Trip.com users by month over the past 12 months

Based on Trip.com's historical data, December is often the cheapest month for fly from to London, with an average price of £581. April is usually the most expensive period, with prices averaging as high as £874.

£874
£728
£581
£435
    Cheapest
  • £625
    May
  • £619
    Jun
  • £590
    Jul
  • £707
    Aug
  • £656
    Sep
  • £583
    Oct
  • £590
    Nov
  • £581
    Dec
  • £661
    Jan
  • £633
    Feb
  • £812
    Mar
  • £874
    Apr

During the Spring bank holiday, which day is cheapest to fly from New Delhi to London?

Data is based on the lowest one-way price from New Delhi to London during Spring bank holiday in the Trip.com database over the past three days.

Spring bank holiday is scheduled for May 25. The lowest flight fares from New Delhi to London are available on May 26, starting from £188.

£317
£253
£188
£124
    Cheapest
  • £317
    21
    May
  • £244
    22
  • £248
    23
  • £230
    24
  • £217
    25
  • £188
    26
  • £232
    27

Flight FAQs

  • Which airlines offer the cheapest flights from New Delhi (DEL) to London (LON)?

    Based on Trip.com data, IndiGo offers one-way fares as low as £173 on Cheapest nonstop routes (e.g. DEL to LTN on Wed, Jul 1), while IndiGo offers Cheapest nonstop round-trips from £358 departing on Thu, Jun 4 and returning on Wed, Jun 10.
  • At the moment, you can catch a direct flight from New Delhi to London with the following airlines, including: Air India IndiGo British Airways Virgin Atlantic Akasa Air Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 10 hours 12 minutes to fly from New Delhi (DEL) to London (LON).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from New Delhi to London is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 21 flight per week flying from New Delhi to London. You can check the weekly schedule for popular airlines on this route below: British Airways: S/M/T/W/T/F/S -- BA142 (02:21) British Airways: S/M/T/W/T/F/S -- BA256 (10:23)
  • To find best deals on flights from New Delhi to London, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Jul 1, with one-way flights priced at just £173.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is IndiGo.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for London travel is around August.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from New Delhi to London is October, when demand for travel is lower.
  • After crunching the numbers on our May flight calendar, it's currently cheapest to fly from New Delhi to London on May 25, 2026 with Air India, with prices starting at £164.
  • You can land at any one of the following hubs in London, with Indira Gandhi International Airport to Heathrow Airport (DEL-LHR) is by far the most common option on this route: London City Airport (LCY) London Gatwick Airport (LGW) Heathrow Airport (LHR) London Luton Airport (LTN) London Southend Airport (SEN) London Stansted Airport (STN).
  • The time difference between London and New Delhi is 5h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Flights Delhi to London

Getting from Delhi to London is no mean feat, and doing it on a budget can be even more of a headache. Trip.com are here to ease some of your worries – enjoy this handy guide to all the ins and outs...

How to Search for Cheap Flights Delhi to London

Your first step in searching for cheap flights Delhi to London should be to Trip.com's airfare page. There you'll find collated all the info you need for flights Delhi to London, in one convenient place.

You'll be able to see a price graph charting the fluctuations in airfare throughout the year, helping you pinpoint the precise times to get the best flights.

You'll also find a rundown of all the various airlines operating the route, as well as which times of the day they fly, and which airports they fly out of. There's a lot of different airports in London, so this information is particularly useful.

With Trip.com, you don't need to mess around on several different websites comparing prices. You'll get all the data you need to make the right decision on flights Delhi to London.

How to Buy Cheap Flights Delhi to London

So let's see what's on offer with Trip.com's flights Delhi to London. The factors affecting the price of the fare are common sense. Some airlines are famed for better service and therefore have correspondingly higher prices. Some airlines are well-known for their ultra-low-budget deals. It's important to know what you're looking for!

Likewise, if you're seeking to travel during summer or winter holidays, you might end up paying a premium for your ticket. But if you're versatile enough to get away during the off season, that's when you'll really pick up some bargains.

When Can I Find Cheapest Flight?

What you'll find with flights Delhi to London is that, for much of the year, they stay around GBP250 to GBP300. The cheapest you'll see is in October, when a ticket can be had for GBP243. On the other hand, you really see a spike at the beginning of January, with fares rising to upwards of GBP400.

Keep an eye on the time you fly out at, too. If you can handle a red-eye flight through the night, there are some deals to be had. Some airlines are operating red-eye flights at 02:30 and 02:45 out of Delhi. Which airlines are those? Keep reading to find out…

Just be careful, however – Delhi can be very smoggy, especially during December and January. So be prepared if you're travelling during these months, as flights can sometimes be cancelled.

About Airport

Of course, the flight itself is only part of the problem. You also need to know about the airports you'll be using. Are they well-connected to public transport networks? How many terminals do they have, and which is the right terminal for you?

These are just some of the questions that Trip.com is here to help you with! Keep reading to find out more.

Airport Providing Direct Flights Delhi to London

On a long-haul flight like this, there's mercifully few choices to confuse you. The only direct routes for flights Delhi to London operate from Indira Gandhi International Airport (DEL). This is the main commercial airport in Delhi, and is responsible for international flights.

Indira Gandhi International has won a number of prizes over the last decade for being one of the world's best airports. So while being in an airport may never be the greatest experience on earth, you can be sure that in Delhi it's the best it can be!

Airports in London

There are six major airports in London – many of which are not actually very close to London at all! But on direct flights Delhi to London, you can rest easy – you'll be flying into the relatively central Heathrow Airport, no matter which airline you choose.

Advantages to Take Flights from Different Airports in London

For flights Delhi to London, you don't need to worry too much about the various advantages of other airports in London. All you need to know is that Heathrow – at least compared to most of the others – is pretty convenient to central London, the buses and tubes, and everything else you need.

And it's not a million miles from London's own centre of Indian culture – Southall! A home away from home for Delhiites, and just 20 mins from the airport on public transport.

How to Get to Airports in Delhi

If you're getting to Delhi Airport by public transport, there are handy metro and bus links. The Delhi Airport Metro Express, or the Orange Line, runs from New Delhi Metro Station to Dwarka Sector, stopping at the airport (Terminal 3) on the way.

If you want to travel by bus, there are regular buses provided by Delhi Transport Corporation from the city to the airport. The journey takes around 50 mins.

Terminal Information of Airports in Delhi

At Indira Gandhi International Airport, there are 3 terminals altogether. T1 is the old airport, formerly known as Palam Airport. Currently it's used for domestic and business flights. T2 was renovated around 10 years ago and provides special flights during Ramadan as well as some domestic carriers.

That means, on your long-haul international flights Delhi to London, it's T3 you'll be looking for. It's the biggest and most modern terminal in Delhi Airport, and is responsible for international flights.

Airport Information in London

Located in west London, Heathrow is London's busiest and biggest airport. It's the second biggest in the world, in fact, in terms of passenger traffic.

It's truly a beast of an airport, boasting 5 terminals. Despite all these terminals, however, it only has two runways – and you know what that means. At popular times of year, and popular times of day, you can expect queues, delays, and general inefficiency.

On direct flights Delhi to London, however, only 2 terminals need concern you. Those are T2 and T3. Which one will you be arriving at? Find out next!

About Airline

A total of 3 airlines operate the route for direct flights Delhi to London. There's Air India, who fly into Heathrow's Terminal 2. Then there's Vistara and Virgin Atlantic, both of whom fly into Terminal 3.

About London

London's attractions are famous around the world: the British Museum, Trafalgar Square, Hyde Park, Big Ben, there's really too many to name. You can spend years exploring this historic city and never see the end of it – so don't tire yourself out too much! Remember you can always just stroll by the River Thames with an ice cream (if the sun's out...)

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.