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Cheap flights from Kolkata to London from ₹ 22,424

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kolkata to London departing on 17/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Air India Logo
02:25 - 12:05CCU-LHR
14h 10m1 stop
Air India Logo
21:05 - 21:35LHR-CCU
20h 00m1 stop
₹ 48,065Air India
Find Deal
Wed, 10 Sep - Thu, 18 Sep
Etihad Airways Logo
21:05 - 18:25CCU-LHR
26h 50m1 stop
Etihad Airways Logo
13:55 - 20:00LHR-CCU
24h 35m1 stop
₹ 48,760Etihad Airways
Find Deal
Mon, 1 Dec - Sun, 18 Jan
Air India Logo
00:55 - 12:05CCU-LHR
15h 40m1 stop
Air India Logo
13:00 - 20:10LHR-CCU
25h 40m1 stop
₹ 49,108Air India
Find Deal
Wed, 1 Oct - Thu, 30 Oct
Air India Logo
07:50 - 20:20CCU-LHR
17h 00m1 stop
Air India Logo
21:05 - 19:15LHR-CCU
17h 40m1 stop
₹ 49,195Air India
Find Deal
Fri, 12 Sep - Fri, 19 Sep
Etihad Airways Logo
03:35 - 06:45CCU-LHR
32h 40m1 stop
Etihad Airways Logo
19:20 - 20:00LHR-CCU
19h 10m1 stop
₹ 50,672Etihad Airways
Find Deal
Fri, 28 Nov - Sat, 17 Jan
Air France Logo
19:05 - 10:30CCU-LHR
19h 55m2 stops
Air France Logo
06:15 - 05:30LHR-CCU
18h 45m2 stops
₹ 58,408Air France
Find Deal
Fri, 12 Sep - Fri, 19 Sep
KLM Logo
19:05 - 10:45CCU-LHR
20h 10m2 stops
KLM Logo
08:40 - 08:25LHR-CCU
19h 15m2 stops
₹ 58,495KLM
Find Deal
Thu, 11 Sep - Thu, 18 Sep
Qatar Airways Logo
03:50 - 14:05CCU-LHR
14h 45m1 stop
Qatar Airways Logo
14:15 - 01:55LHR-CCU
30h 10m1 stop
₹ 59,972Qatar Airways
Find Deal
Sun, 14 Sep - Sun, 23 Nov
Qatar Airways Logo
03:50 - 18:00CCU-LHR
18h 40m1 stop
Qatar Airways Logo
14:15 - 01:55LHR-CCU
30h 10m1 stop
₹ 60,059Qatar Airways
Find Deal
Sun, 14 Sep - Sun, 23 Nov
KLM Logo
19:05 - 10:45CCU-LHR
20h 10m2 stops
KLM Logo
06:30 - 07:10LHR-CCU
19h 10m2 stops
₹ 61,624KLM
Find Deal
Fri, 17 Oct - Sun, 26 Oct

KLM flights from Kolkata to London Heathrow Airport

Our best KLM deals on Kolkata to London Heathrow Airport flight tickets
KLM
11 Sept
CCU19:05Kolkata Netaji S. Chandra
20h 10m
2 stops
LHR10:45London Heathrow
18 Sept
LHR08:40London Heathrow
19h 15m
2 stops
CCU08:25Kolkata Netaji S. Chandra
₹ 58,495
Find similar
KLM
17 Oct
CCU19:05Kolkata Netaji S. Chandra
20h 10m
2 stops
LHR10:45London Heathrow
26 Oct
LHR06:30London Heathrow
19h 10m
2 stops
CCU07:10Kolkata Netaji S. Chandra
₹ 61,624
Find similar
KLM
19 Oct
CCU19:05Kolkata Netaji S. Chandra
20h 10m
2 stops
LHR10:45London Heathrow
26 Oct
LHR06:30London Heathrow
19h 10m
2 stops
CCU07:10Kolkata Netaji S. Chandra
₹ 64,579
Find similar

Etihad Airways flights from Kolkata to London Heathrow Airport

Our best Etihad Airways deals on Kolkata to London Heathrow Airport flight tickets
Etihad Airways
1 Dec
CCU21:05Kolkata Netaji S. Chandra
26h 50m
1 stop
LHR18:25London Heathrow
18 Jan
LHR13:55London Heathrow
24h 35m
1 stop
CCU20:00Kolkata Netaji S. Chandra
₹ 48,760
Find similar
Etihad Airways
28 Nov
CCU03:35Kolkata Netaji S. Chandra
32h 40m
1 stop
LHR06:45London Heathrow
17 Jan
LHR19:20London Heathrow
19h 10m
1 stop
CCU20:00Kolkata Netaji S. Chandra
₹ 50,672
Find similar
Etihad Airways
28 Nov
CCU03:35Kolkata Netaji S. Chandra
32h 40m
1 stop
LHR06:45London Heathrow
20 Jan
LHR09:00London Heathrow
12h 10m
1 stop
CCU02:40Kolkata Netaji S. Chandra
₹ 50,759
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Kolkata to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 59,053 searches. Data last updated 30 July 2025.
Use the filters below to find and compare flights from Kolkata to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 10/9

02:25-12:05

1 stop14h 10m

London Heathrow

Thu 18/9

21:05-21:35

1 stop20h 00m

₹ 48,065

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Mon 1/12

21:05-18:25

1 stop26h 50m

London Heathrow

Sun 18/1

13:55-20:00

1 stop24h 35m

₹ 48,760

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 1/10

00:55-12:05

1 stop15h 40m

London Heathrow

Thu 30/10

13:00-20:10

1 stop25h 40m

₹ 49,108

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 12/9

07:50-20:20

1 stop17h 00m

London Heathrow

Fri 19/9

21:05-19:15

1 stop17h 40m

₹ 49,195

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 28/11

03:35-06:45

1 stop32h 40m

London Heathrow

Sat 17/1

19:20-20:00

1 stop19h 10m

₹ 50,672

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 12/9

19:05-10:30

2 stops19h 55m

London Heathrow

Fri 19/9

06:15-05:30

2 stops18h 45m

₹ 58,408

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Thu 11/9

19:05-10:45

2 stops20h 10m

London Heathrow

Thu 18/9

08:40-08:25

2 stops19h 15m

₹ 58,495

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sun 14/9

03:50-14:05

1 stop14h 45m

London Heathrow

Sun 23/11

14:15-01:55

1 stop30h 10m

₹ 59,972

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sun 14/9

03:50-18:00

1 stop18h 40m

London Heathrow

Sun 23/11

14:15-01:55

1 stop30h 10m

₹ 60,059

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 17/10

19:05-10:45

2 stops20h 10m

London Heathrow

Sun 26/10

06:30-07:10

2 stops19h 10m

₹ 61,624

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 cheapest month to fly to London Heathrow Airport?

The cheapest month to fly to London Heathrow Airport from Kolkata is in March. Flight prices, which tend to average around ₹ 59,364, are often lower during this time because this is during the off-season. If you are unable to visit London Heathrow Airport during the month of March, then departing from Kolkata during the month November is also very affordable. Most momondo users find prices during this month for around ₹ 64,579.

What is the cheapest day to depart on your flight to London Heathrow Airport?

The cheapest day to depart on your flight to London Heathrow Airport is on a Tuesday when prices can be found for as low as ₹ 69,310. This is often the case because there is less demand to fly during this day of the week. Flights from Kolkata to London Heathrow Airport on a Sunday will generally be more expensive and average around ₹ 75,211. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

In the afternoon is the cheapest time of day to fly from Kolkata to London Heathrow Airport when you can find flight prices for as low as ₹ 66,206. Flying to London Heathrow Airport in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is in the morning when prices are around ₹ 74,308.

How far in advance should I book a flight 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 ₹ 68,649 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 ₹ 65,187 on momondo.

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

As of July 2025, prices for Kolkata to London Heathrow Airport flights are approximately 34% 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

₹ 22,424

Fastest flight time

13h 35m

Direct flights

None
The best one-way flight to London Heathrow Airport from Kolkata in the past 72 hours is ₹ 22,424. The best return flight deal from Kolkata to London Heathrow Airport found on momondo in the last 72 hours is ₹ 48,065.
The fastest flight from Kolkata to London Heathrow Airport takes 13h 35m
There are no direct flights from Kolkata to London Heathrow Airport. Popular non-direct route for this connection is Kolkata Netaji S. Chandra Airport - London Heathrow Airport.
Search flight deals

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

    The distance between Kolkata Netaji S. Chandra and London Heathrow is about 7980.4 km. 13h 35m is a normal flight duration for this route.

  • 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 were last updated today.

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • 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
Etihad AirwaysPriceFrom ₹ 51,927Free CancellationRating
7.4
1,230 reviews
Search Etihad Airways flights
Air IndiaPriceFrom ₹ 53,558Free CancellationRating
5.5
2,927 reviews
Search Air India flights
Qatar AirwaysPriceFrom ₹ 56,515Free CancellationRating
7.4
3,607 reviews
Search Qatar Airways flights
EmiratesPriceFrom ₹ 64,834Free CancellationRating
8.1
3,299 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Kolkata.

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?

Of course. momondo tracks the price of Kolkata to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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