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Cheap flights from Kolkata to London from ₹ 24,808

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 26/1. 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

Enter your travel dates to find the best prices.
Air India Logo
23:00 - 11:05
CCU
-
LHR
17h 35m1 stop
Air India Logo
20:30 - 16:50
LHR
-
CCU
14h 50m1 stop
₹ 53,147Air India
Wed, 21 Jan - Mon, 16 Feb
Air India Logo
07:05 - 11:05
CCU
-
LHR
33h 30m1 stop
Air India Logo
21:05 - 08:25
LHR
-
CCU
29h 50m1 stop
₹ 54,324Air India
Tue, 20 Jan - Sun, 25 Jan
Etihad Airways Logo
20:55 - 18:10
CCU
-
LHR
26h 45m1 stop
Etihad Airways Logo
21:45 - 02:50
LHR
-
CCU
24h 35m1 stop
₹ 54,505Etihad Airways
Wed, 18 Mar - Wed, 29 Apr
Etihad Airways Logo
03:35 - 14:30
CCU
-
LHR
16h 25m1 stop
Etihad Airways Logo
14:45 - 20:20
LHR
-
CCU
25h 05m1 stop
₹ 54,686Etihad Airways
Thu, 12 Mar - Tue, 21 Apr
Air India Logo
22:00 - 07:30
CCU
-
LHR
14h 00m1 stop
Air India Logo
14:00 - 08:40
LHR
-
CCU
14h 10m1 stop
₹ 55,682Air India
Wed, 20 May - Thu, 4 Jun
Air India Logo
22:00 - 07:30
CCU
-
LHR
14h 00m1 stop
Air India Logo
14:00 - 08:40
LHR
-
CCU
14h 10m1 stop
₹ 56,045Air India
Wed, 20 May - Thu, 4 Jun
Etihad Airways Logo
20:55 - 14:30
CCU
-
LHR
23h 05m1 stop
Etihad Airways Logo
19:20 - 20:00
LHR
-
CCU
19h 10m1 stop
₹ 56,226Etihad Airways
Tue, 27 Jan - Tue, 3 Feb
Air India Logo
23:00 - 11:05
CCU
-
LHR
17h 35m1 stop
Air India Logo
08:45 - 04:15
LHR
-
CCU
14h 00m1 stop
₹ 57,131Air India
Tue, 27 Jan - Tue, 3 Feb
Etihad Airways Logo
20:55 - 06:40
CCU
-
LHR
15h 15m1 stop
Etihad Airways Logo
20:55 - 20:00
LHR
-
CCU
17h 35m1 stop
₹ 57,403Etihad Airways
Tue, 20 Jan - Sun, 25 Jan
IndiGo Logo
06:10 - 19:20
CCU
-
LHR
18h 40m1 stop
IndiGo Logo
21:30 - 17:40
LHR
-
CCU
14h 40m1 stop
₹ 58,670IndiGo
Wed, 14 Jan - Sun, 18 Jan

Air India flights from Kolkata to London Heathrow Airport

Our best Air India deals on Kolkata to London Heathrow Airport flight tickets
Air India
21 Jan
CCU23:00Kolkata Netaji S. Chandra
17h 35m
1 stop
LHR11:05London Heathrow
16 Feb
LHR20:30London Heathrow
14h 50m
1 stop
CCU16:50Kolkata Netaji S. Chandra
₹ 53,147
Find similar
Air India
20 Jan
CCU07:05Kolkata Netaji S. Chandra
33h 30m
1 stop
LHR11:05London Heathrow
25 Jan
LHR21:05London Heathrow
29h 50m
1 stop
CCU08:25Kolkata Netaji S. Chandra
₹ 54,324
Find similar
Air India
20 May
CCU22:00Kolkata Netaji S. Chandra
14h 00m
1 stop
LHR07:30London Heathrow
4 Jun
LHR14:00London Heathrow
14h 10m
1 stop
CCU08:40Kolkata Netaji S. Chandra
₹ 55,682
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
18 Mar
CCU20:55Kolkata Netaji S. Chandra
26h 45m
1 stop
LHR18:10London Heathrow
29 Apr
LHR21:45London Heathrow
24h 35m
1 stop
CCU02:50Kolkata Netaji S. Chandra
₹ 54,505
Find similar
Etihad Airways
12 Mar
CCU03:35Kolkata Netaji S. Chandra
16h 25m
1 stop
LHR14:30London Heathrow
21 Apr
LHR14:45London Heathrow
25h 05m
1 stop
CCU20:20Kolkata Netaji S. Chandra
₹ 54,686
Find similar
Etihad Airways
27 Jan
CCU20:55Kolkata Netaji S. Chandra
23h 05m
1 stop
LHR14:30London Heathrow
3 Feb
LHR19:20London Heathrow
19h 10m
1 stop
CCU20:00Kolkata Netaji S. Chandra
₹ 56,226
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 14 December 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 21/1

23:00-11:05

1 stop17h 35m

London Heathrow

Mon 16/2

20:30-16:50

1 stop14h 50m

₹ 53,147

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 20/1

07:05-11:05

1 stop33h 30m

London Heathrow

Sun 25/1

21:05-08:25

1 stop29h 50m

₹ 54,324

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 18/3

20:55-18:10

1 stop26h 45m

London Heathrow

Wed 29/4

21:45-02:50

1 stop24h 35m

₹ 54,505

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Thu 12/3

03:35-14:30

1 stop16h 25m

London Heathrow

Tue 21/4

14:45-20:20

1 stop25h 05m

₹ 54,686

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 20/5

22:00-07:30

1 stop14h 00m

London Heathrow

Thu 4/6

14:00-08:40

1 stop14h 10m

₹ 55,682

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 20/5

22:00-07:30

1 stop14h 00m

London Heathrow

Thu 4/6

14:00-08:40

1 stop14h 10m

₹ 56,045

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 27/1

20:55-14:30

1 stop23h 05m

London Heathrow

Tue 3/2

19:20-20:00

1 stop19h 10m

₹ 56,226

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 27/1

23:00-11:05

1 stop17h 35m

London Heathrow

Tue 3/2

08:45-04:15

1 stop14h 00m

₹ 57,131

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 20/1

20:55-06:40

1 stop15h 15m

London Heathrow

Sun 25/1

20:55-20:00

1 stop17h 35m

₹ 57,403

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 14/1

06:10-19:20

1 stop18h 40m

London Heathrow

Sun 18/1

21:30-17:40

1 stop14h 40m

₹ 58,670

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 ₹ 63,107, 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 ₹ 66,185.

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 ₹ 72,200. 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 ₹ 78,347. 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 ₹ 68,967. 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 ₹ 77,407.

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 ₹ 70,606 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 ₹ 68,268 on momondo.

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

As of December 2025, prices for Kolkata to London Heathrow Airport flights are approximately 22% 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

Fastest flight time

15h 00m

Direct flights

None
The fastest flight from Kolkata to London Heathrow Airport takes 15h 00m
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

  • 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. 15h 00m 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 ₹ 54,092Free CancellationRating
7.4
1,331 reviews
Search Etihad Airways flights
Air IndiaPriceFrom ₹ 54,562Free CancellationRating
5.5
2,947 reviews
Search Air India flights
EmiratesPriceFrom ₹ 59,807Free CancellationRating
8.1
3,438 reviews
Search Emirates flights
Qatar AirwaysPriceFrom ₹ 63,478Free CancellationRating
7.4
3,679 reviews
Search Qatar Airways 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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