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Cheap flights from Kolkata to London from £226

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kolkata to London

Cheap return flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
03:50 - 07:00CCU  Kolkata Netaji S. Chandra-LHR London Heathrow
31h 40m1 stop Abu Dhabi Zayed Intl
Etihad Airways Logo
09:30 - 02:55LHR  London Heathrow-CCU Kolkata Netaji S. Chandra
12h 55m1 stop Abu Dhabi Zayed Intl
£420Etihad Airways
Mon, 28 Sep - Mon, 5 Oct
Etihad Airways Logo
03:50 - 15:05CCU  Kolkata Netaji S. Chandra-LHR London Heathrow
15h 45m1 stop Abu Dhabi Zayed Intl
Etihad Airways Logo
09:30 - 02:55LHR  London Heathrow-CCU Kolkata Netaji S. Chandra
12h 55m1 stop Abu Dhabi Zayed Intl
£432Etihad Airways
Mon, 28 Sep - Mon, 5 Oct
Air India Logo
09:55 - 07:30CCU  Kolkata Netaji S. Chandra-LHR London Heathrow
26h 05m1 stop New Delhi Indira Gandhi Intl
Air India Logo
21:05 - 19:40LHR  London Heathrow-CCU Kolkata Netaji S. Chandra
18h 05m1 stop Mumbai Chhatrapati Shivaji Intl
£451Air India
Sat, 10 Oct - Sat, 24 Oct
Air India Logo
18:50 - 20:20CCU  Kolkata Netaji S. Chandra-LHR London Heathrow
30h 00m1 stop Bengaluru Intl
Air India Logo
20:30 - 19:40LHR  London Heathrow-CCU Kolkata Netaji S. Chandra
17h 40m1 stop Mumbai Chhatrapati Shivaji Intl
£473Air India
Thu, 24 Sep - Mon, 26 Oct
IndiGo Logo
21:00 - 18:10CCU  Kolkata Netaji S. Chandra-LHR London Heathrow
25h 40m1 stop New Delhi Indira Gandhi Intl
IndiGo Logo
20:10 - 05:30LHR  London Heathrow-CCU Kolkata Netaji S. Chandra
28h 50m1 stop Mumbai Chhatrapati Shivaji Intl
£495IndiGo
Sun, 4 Oct - Sun, 11 Oct
IndiGo Logo
05:20 - 18:10CCU  Kolkata Netaji S. Chandra-LHR London Heathrow
17h 20m1 stop New Delhi Indira Gandhi Intl
IndiGo Logo
20:10 - 20:50LHR  London Heathrow-CCU Kolkata Netaji S. Chandra
20h 10m1 stop Mumbai Chhatrapati Shivaji Intl
£502IndiGo
Thu, 24 Sep - Thu, 24 Sep
Multiple Airlines Logo
05:20 - 18:10CCU  Kolkata Netaji S. Chandra-LHR London Heathrow
17h 20m1 stop New Delhi Indira Gandhi Intl
Multiple Airlines Logo
22:15 - 05:30LHR  London Heathrow-CCU Kolkata Netaji S. Chandra
26h 45m2 stops Athens Eleftherios V. Mumbai Chhatrapati Shivaji Intl
£509Multiple Airlines
Fri, 9 Oct - Tue, 20 Oct
Multiple Airlines Logo
06:25 - 17:45CCU  Kolkata Netaji S. Chandra-LHR London Heathrow
15h 50m1 stop Mumbai Chhatrapati Shivaji Intl
Multiple Airlines Logo
22:15 - 12:50LHR  London Heathrow-CCU Kolkata Netaji S. Chandra
33h 05m2 stops Athens Eleftherios V. Mumbai Chhatrapati Shivaji Intl
£519Multiple Airlines
Thu, 15 Oct - Tue, 27 Oct
Emirates Logo
09:50 - 20:15CCU  Kolkata Netaji S. Chandra-LHR London Heathrow
14h 55m1 stop Dubai Intl
Emirates Logo
19:00 - 07:40LHR  London Heathrow-CCU Kolkata Netaji S. Chandra
31h 10m1 stop Dubai Intl
£583Emirates
Thu, 22 Oct - Thu, 29 Oct
Emirates Logo
09:50 - 16:10CCU  Kolkata Netaji S. Chandra-LHR London Heathrow
34h 50m1 stop Dubai Intl
Emirates Logo
20:20 - 07:40LHR  London Heathrow-CCU Kolkata Netaji S. Chandra
29h 50m1 stop Dubai Intl
£588Emirates
Fri, 23 Oct - Fri, 30 Oct

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Air India flights from Kolkata to London Heathrow Airport

Our best Air India deals on Kolkata to London Heathrow Airport flight tickets
Air India
10 Oct
CCU09:55Kolkata Netaji S. Chandra
26h 05m
1 stop
LHR07:30London Heathrow
24 Oct
LHR21:05London Heathrow
18h 05m
1 stop
CCU19:40Kolkata Netaji S. Chandra
£451
Air India
30 Sept
CCU11:15Kolkata Netaji S. Chandra
37h 35m
1 stop
LHR20:20London Heathrow
31 Oct
LHR20:30London Heathrow
29h 40m
1 stop
CCU07:40Kolkata Netaji S. Chandra
£477
Air India
18 Oct
CCU15:10Kolkata Netaji S. Chandra
23h 35m
1 stop
LHR10:15London Heathrow
30 Oct
LHR08:45London Heathrow
21h 30m
1 stop
CCU11:45Kolkata Netaji S. Chandra
£502

IndiGo flights from Kolkata to London Heathrow Airport

Our best IndiGo deals on Kolkata to London Heathrow Airport flight tickets
IndiGo
26 Sept
CCU17:30Kolkata Netaji S. Chandra
29h 10m
1 stop
LHR18:10London Heathrow
8 Oct
LHR20:15London Heathrow
17h 30m
1 stop
CCU18:15Kolkata Netaji S. Chandra
£488
IndiGo
4 Oct
CCU21:00Kolkata Netaji S. Chandra
25h 40m
1 stop
LHR18:10London Heathrow
11 Oct
LHR20:10London Heathrow
28h 50m
1 stop
CCU05:30Kolkata Netaji S. Chandra
£495
IndiGo
24 Sept
CCU05:20Kolkata Netaji S. Chandra
17h 20m
1 stop
LHR18:10London Heathrow
24 Sept
LHR20:10London Heathrow
20h 10m
1 stop
CCU20:50Kolkata Netaji S. Chandra
£502

momondo Fare Finder

 
Use the filters below to find and compare flights from Kolkata to London Heathrow Airport that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest return flight

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Mon 28/9

03:50-07:00

1 stop31h 40m

London Heathrow

Mon 5/10

09:30-02:55

1 stop12h 55m

£420
Fastest return journey

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Mon 28/9

03:50-15:05

1 stop15h 45m

London Heathrow

Mon 5/10

09:30-02:55

1 stop12h 55m

£432

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Sat 10/10

09:55-07:30

1 stop26h 05m

London Heathrow

Sat 24/10

21:05-19:40

1 stop18h 05m

£451

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Thu 24/9

18:50-20:20

1 stop30h 00m

London Heathrow

Mon 26/10

20:30-19:40

1 stop17h 40m

£473

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Sun 4/10

21:00-18:10

1 stop25h 40m

London Heathrow

Sun 11/10

20:10-05:30

1 stop28h 50m

£495

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Thu 24/9

05:20-18:10

1 stop17h 20m

London Heathrow

Thu 24/9

20:10-20:50

1 stop20h 10m

£502

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Fri 9/10

05:20-18:10

1 stop17h 20m

London Heathrow

Tue 20/10

22:15-05:30

2 stops26h 45m

£509

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Thu 15/10

06:25-17:45

1 stop15h 50m

London Heathrow

Tue 27/10

22:15-12:50

2 stops33h 05m

£519

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Thu 22/10

09:50-20:15

1 stop14h 55m

London Heathrow

Thu 29/10

19:00-07:40

1 stop31h 10m

£583

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Fri 23/10

09:50-16:10

1 stop34h 50m

London Heathrow

Fri 30/10

20:20-07:40

1 stop29h 50m

£588

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Kolkata to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Kolkata and London Heathrow Airport?

Prices are currently low for flights on this route.

Typical prices usually range from £481 to £660.
The lowest price recently found on this route was £420.

What is the cheapest month to fly to London Heathrow Airport?

In general, February is the cheapest month to fly from Kolkata to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £483. The month of December is another great option to travel to London Heathrow Airport, with average flight prices from Kolkata averaging around £487.

How far in advance should I book a flight from Kolkata to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Kolkata when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £571 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 Kolkata for as low as £459 on momondo.

How have Kolkata to London Heathrow Airport flight prices changed over time?

As of September 2026, prices for Kolkata to London Heathrow Airport flights are approximately 35% cheaper when compared to flights at the same time last year.

When to book flights from Kolkata to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Kolkata to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Kolkata to London Heathrow Airport (CCU to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kolkata to London Heathrow Airport

Best price found

£226

Fastest flight time

13h 20m

Direct flights

None
The best one-way flight to London Heathrow Airport from Kolkata in the past 72 hours is £226. The best return flight deal from Kolkata to London Heathrow Airport found on momondo in the last 72 hours is £420.
The fastest flight from Kolkata to London Heathrow Airport takes 13h 20m
There are no direct flights from Kolkata to London Heathrow Airport. There are no popular flight routes from Kolkata to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Kolkata to London Heathrow Airport

  • How far is Kolkata Netaji S. Chandra to London Heathrow by plane?

    There are 4958.8 mi between Kolkata Netaji S. Chandra and London Heathrow. In terms of flight time, this usually takes a little over 13h 20m.

  • When did momondo last update prices for flights from Kolkata Netaji S. Chandra Airport to London Heathrow Airport?

    Prices for flights from Kolkata Netaji S. Chandra Airport to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Kolkata Netaji S. Chandra Airport to London Heathrow Airport?

  • How old do you have to be to fly from Kolkata Netaji S. Chandra Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kolkata Netaji S. Chandra Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Kolkata to London Heathrow Airport?

Best airlines flying from Kolkata to London Heathrow Airport

Compare and see reviews for airlines that fly from Kolkata to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Air IndiaPriceFrom £426Free CancellationRating
5.5
2,926 reviews
Search Air India flights
Etihad AirwaysPriceFrom £443Free CancellationRating
7.3
1,535 reviews
Search Etihad Airways flights
IndiGoPriceFrom £458Free CancellationRating
6.8
581 reviews
Search IndiGo flights
EmiratesPriceFrom £530Free CancellationRating
8.1
3,657 reviews
Search Emirates flights

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Why use momondo?

Why should I use momondo to find a flight deal from Kolkata to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kolkata to London. momondo saves you time and could save you money on your trip.

Can I find flights from Kolkata to London with flexible booking policies on momondo?

Flights from Kolkata to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Kolkata to London?

momondo provides multiple filters to help you find the best flight to London from Kolkata. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Kolkata to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Kolkata to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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