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Cheap flights from Kolkata to London Heathrow Airport from ₹ 21,562

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — LHR
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kolkata to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Kolkata to Heathrow
Explore the most affordable flight options available from Kolkata to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Fri 22/515:15
CCU
-
LHR
1 stop33h 35m
Air India
Tue 2/613:15
LHR
-
CCU
1 stop16h 00m
Air India
Deal found 6/3₹ 54,826
Fri 3/404:10
CCU
-
LHR
1 stop31h 20m
Etihad Airways
Fri 10/421:45
LHR
-
CCU
1 stop24h 45m
Etihad Airways
Deal found 5/3₹ 56,392
Wed 20/522:05
CCU
-
LHR
1 stop26h 45m
Air India
Thu 4/613:50
LHR
-
CCU
1 stop25h 35m
Air India
Deal found 6/3₹ 56,669
Fri 3/404:10
CCU
-
LHR
1 stop19h 05m
Etihad Airways
Thu 16/409:30
LHR
-
CCU
1 stop30h 30m
Etihad Airways
Deal found 9/3₹ 56,853
Tue 28/404:10
CCU
-
LHR
1 stop19h 05m
Etihad Airways
Mon 18/509:30
LHR
-
CCU
1 stop13h 00m
Etihad Airways
Deal found 7/3₹ 57,037
Fri 24/722:00
CCU
-
LHR
2 stops23h 10m
Multiple Airlines
Thu 17/906:00
LHR
-
CCU
2 stops17h 45m
Multiple Airlines
Deal found 5/3₹ 57,130
Fri 22/504:10
CCU
-
LHR
1 stop15h 25m
Etihad Airways
Tue 2/614:45
LHR
-
CCU
1 stop25h 15m
Etihad Airways
Deal found 9/3₹ 57,590
Mon 23/320:45
CCU
-
LHR
1 stop26h 10m
IndiGo
Fri 17/419:50
LHR
-
CCU
1 stop34h 25m
IndiGo
Deal found 5/3₹ 57,682
Tue 21/404:10
CCU
-
LHR
1 stop19h 05m
Etihad Airways
Tue 28/420:45
LHR
-
CCU
1 stop19h 15m
Etihad Airways
Deal found 7/3₹ 57,775
Fri 1/505:20
CCU
-
LHR
1 stop16h 55m
IndiGo
Wed 13/520:10
LHR
-
CCU
1 stop17h 35m
IndiGo
Deal found 8/3₹ 57,867

Find flight deals from Kolkata to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Kolkata (CCU) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 March 2026.

Round-trip from

₹ 54,826

One-way from

₹ 21,562

Popular in

April

Cheapest in

February

Average price

₹ 67,542
Air India
  • Air India
  • 22/5-2/6
  • 2 total stops
  • 49h 35m total
  • Kolkata to London
Search Deals
IndiGo
  • IndiGo
  • 9/5
  • 1 total stop
  • 16h 55m total
  • Kolkata to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (₹ 309,736 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 117,353 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kolkata to Heathrow 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, Cheapflights users made 454,620 searches. Data last updated 10 March 2026.
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

Cheapest return flight

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 1/5

04:10-18:45

1 stop19h 05m

London Heathrow

Tue 5/5

21:45-20:30

1 stop18h 15m

₹ 59,617

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Thu 7/5

09:50-20:15

1 stop14h 55m

London Heathrow

Mon 11/5

20:40-08:10

1 stop31h 00m

₹ 70,490
Fastest return journey

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 1/5

09:50-20:15

1 stop14h 55m

London Heathrow

Wed 13/5

14:25-08:10

1 stop13h 15m

₹ 75,835

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Thu 21/5

19:00-09:00

2 stops18h 30m

London Heathrow

Sun 31/5

19:45-05:30

2 stops29h 15m

₹ 77,954

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sun 12/4

21:30-07:00

1 stop14h 00m

London Heathrow

Sat 18/4

21:45-20:30

1 stop18h 15m

₹ 90,209

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sat 29/8

22:00-20:40

2 stops27h 10m

London Heathrow

Sun 27/9

06:00-04:15

2 stops17h 45m

₹ 91,039

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sun 7/6

21:00-13:40

3 stops21h 10m

London Heathrow

Sat 13/6

06:00-04:15

2 stops17h 45m

₹ 95,462

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 1/7

04:00-20:25

1 stop20h 55m

London Heathrow

Tue 14/7

21:10-02:30

2 stops24h 50m

₹ 95,922

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 21/4

04:00-06:30

1 stop31h 00m

London Heathrow

Fri 10/7

21:10-02:30

2 stops24h 50m

₹ 98,871

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 20/5

04:00-16:20

2 stops16h 50m

London Heathrow

Thu 4/6

08:05-02:30

1 stop13h 55m

₹ 100,530

Flights are sorted by cheapest return flights first.

Deals found on 5/3

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Kolkata to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kolkata with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kolkata to London Heathrow Airport

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

Use this chart to determine the optimal time to book a return flight from Kolkata to Heathrow. Price data was last updated on 6 March 2026.

The price you pay for your flight from Kolkata to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 17 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Kolkata to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Kolkata to London Heathrow Airport (average of ₹ 53,167). Flying from Kolkata to London Heathrow Airport in April is currently the most expensive (average of ₹ 67,450). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 10 March 2026.
Read through reviews of airlines operating flights from Kolkata to London Heathrow Airport, such as Emirates,Qatar Airways, andEtihad Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,540 reviews
Check prices

Boarding

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Emirates
8.1
Very Good
3,540 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Boarding

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Qatar Airways
7.4
Good
3,744 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Boarding

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Etihad Airways
7.4
Good
1,425 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Boarding

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Air India
5.5
Fair
2,969 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Boarding

8.1

Comfort

8.0

Crew

8.3

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Related info for your journey

Find useful and relevant information for your journey from Kolkata to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kolkata to London Heathrow?

    Located just 13.4 km from the city centre, Kolkata Netaji S. Chandra is the airport most travellers will use when flying to London Heathrow from Kolkata. Booking flights from Netaji S. Chandra (CCU) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 4 different airlines.

  • How long is the flight from Kolkata to London Heathrow Airport?

    Departing from Kolkata to London Heathrow Airport will take you 14h 55m. The distance from Kolkata to London Heathrow Airport is about 7978 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Kolkata to London Heathrow Airport round-trip?

    Cheapflights users have booked flights from Kolkata to London Heathrow Airport return from ₹ 54,707. Other airlines that can offer you cheap pricing are Emirates, from ₹ 58,631, and Air India, from ₹ 59,450. Etihad Airways is priced at 22% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Kolkata to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with Etihad Airways, which is currently one of the cheapest options available, starting at ₹ 19,825. IndiGo flights start at ₹ 21,314 while deals on Air India start at ₹ 22,207 one-way.

  • Can I find deals for flights from Kolkata to Heathrow that include hotel bookings?

    Yes. In addition to deals on Kolkata to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kolkata to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kolkata to Heathrow.

  • Can I find deals for business class flights from Kolkata to Heathrow?

    Yes. Cheapflights offers flight deals from Kolkata to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kolkata to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Kolkata to London Heathrow Airport (average of ₹ 53,167). Flying from Kolkata to London Heathrow Airport in April is currently the most expensive (average of ₹ 67,450). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Redhill
Dagenham
Hayes
Sutton
Hatfield
Milton Keynes
Ilford
Crawley
Gatwick
Southall
Wembley
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

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Fly from Kolkata to Heathrow on these airlines

Choose from the following airlines for your flight from Kolkata to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 10 March 2026.
Air India flights from Kolkata Netaji S. Chandra to London Heathrow
Emirates flights from Kolkata Netaji S. Chandra to London Heathrow

Top 4 airlines flying from Kolkata to Heathrow

Discover the top 4 airlines that operate flights from Kolkata to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest₹ 54,707Average₹ 68,422FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
EmiratesCheapest₹ 58,631Average₹ 75,138FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Air IndiaCheapest₹ 59,450Average₹ 73,425FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Qatar AirwaysCheapest₹ 65,396Average₹ 71,332FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Kolkata to Heathrow?

Deals for Kolkata to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Kolkata to Heathrow?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Kolkata to Heathrow.

Can Cheapflights find flights from Kolkata to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Kolkata shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Kolkata to Heathrow become cheaper?

Not ready to book yet? You can track prices for flights from Kolkata to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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