Cheap Flights from Indira Gandhi International to London Heathrow

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Flight deals from Indira Gandhi International to London Heathrow

Looking for a cheap last-minute deal or the best return flight from Indira Gandhi International to London Heathrow? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Indira Gandhi International to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Indira Gandhi International to London Heathrow flights are currently cheapest in October.

Direct flights from Indira Gandhi International to London Heathrow

Indira Gandhi International to London Heathrow: Alternative routes

Compare routes from Indira Gandhi International to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

New Delhi to London: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 876
Cheapest month to flyOctober
Average flight time9 hrs, 53 mins
Most popular airlineAir India
Average flights per week92

Finding cheap flights from Indira Gandhi International to London Heathrow: Frequently asked questions

The best price we found for a return flight from Indira Gandhi International to London Heathrow is ر.ق.‏ 1,587. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
9 hours and 53 minutes is the average flight time from Indira Gandhi International to London Heathrow.
Air India, American Airlines and British Airways fly direct from Indira Gandhi International to London Heathrow.
As of March 2025, there are 92 flights per week flying from Indira Gandhi International to London Heathrow.
The cheapest month to fly from Indira Gandhi International to London Heathrow is usually March 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Indira Gandhi International Airport to London Heathrow Airport on Friday, 25 July 2025.
Yes – the average flight time is 9 hours and 53 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Lufthansa and Air Canada offer the cheapest flight tickets to London Heathrow.

Travelling from Indira Gandhi International Airport (DEL) to London Heathrow Airport (LHR): what you need to know

  • 9 hours 40 minutes is the average length of a direct flight from Indira Gandhi International Airport to London Heathrow Airport. London is 5 hours 30 minutes behind New Delhi and is in the UTC+0 timezone.

  • For the first departure, catch the 01:35 flight from Indira Gandhi International Airport to London Heathrow Airport. If you'd like to leave later, the latest flight departs at 22:20. With 72 weekly flights from DEL to LHR, you can select the one that's best for you.

  • During popular months such as July, it's a good idea to get to the airport earlier than usual. Arrive two hours before a domestic departure and four hours ahead of international flights when you fly during a high season in general.

  • An easy journey from DEL to LHR is all it takes to reach London, United Kingdom. You'll have a range of airlines that provide direct flights from Indira Gandhi International Airport to London Heathrow Airport, including:

  • If you want a stopover for your flight from Indira Gandhi International Airport to London Heathrow Airport, just uncheck 'Direct flights only' and look at all your options. These are the popular stopovers between DEL and LHR:

    • Franz Josef Strauss Airport

    • Frankfurt Airport

    • Copenhagen Airport

  • Before organising your cheap ticket from DEL to LHR, check whether you need a visa to enter United Kingdom. Travel document and visa requirements can differ and are updated often. For the most up-to-date information, contact the nearest embassy or consulate of the country you're travelling to.

How to find the cheapest flights from Indira Gandhi International Airport (DEL) to London Heathrow Airport (LHR)

  • ر.ق.‏ 876 is currently the lowest price for a one-way ticket from Indira Gandhi International Airport to London Heathrow Airport. A return flight starts at ر.ق.‏ 1,587. These prices can change depending on demand and availability.

  • Get cheap flight tickets from DEL to LHR by booking 2 months ahead. Based on our research, that's the sweet spot for bagging a bargain.

  • Organise your trip for October. That's the cheapest month for flight tickets from Indira Gandhi International Airport to London Heathrow Airport. If you're flexible on when you fly, try out the 'Whole month' tool to see the lowest price across every month.

  • Snapping up a cheap ticket from DEL to LHR is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll get in touch as soon as the price has fallen.

  • Tailor your flights with filters. Pick your arrival and departure times, total journey duration and airlines. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Indira Gandhi International Airport to London Heathrow Airport.

Handy information about Indira Gandhi International Airport (DEL)

Arriving at London Heathrow Airport (LHR)

Getting from London Heathrow Airport (LHR) to central London

  • London Heathrow Airport to central London takes around 57 minutes in a car. It's approximately 31 kilometres away. Find out what options are available, such as cabs, car rentals or ride-sharing.

  • When travelling on public transport, expect a journey time of around 1 hour and 1 minute.

When to fly to London Heathrow Airport (LHR)

  • The quietest month for a flight from Indira Gandhi International Airport to London Heathrow Airport is February, while July is the busiest. Pick the ideal time to go to London based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • The warmest month in London is July, with the temperature ranging between 11 ºC and 26 ºC. Lock in your flights from Indira Gandhi International Airport to London Heathrow Airport in this month if this is the kind of weather you like.

  • January sees average temperatures of between 0 ºC and 9 ºC. Search for cheap flight tickets from DEL to LHR around that time if you want to travel in cooler conditions.

More about London

Complete your London trip with hotels and a car rental

  • After you've secured your cheap ticket to London Heathrow Airport, explore our low prices and exclusive rates for hotels. You can also compare a range of car rental companies in one place to get the best car rental price for your London trip.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.