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Cheap flights from Kolkata to London Heathrow Airport from ₹ 29,581

CCU — LHR
21 Nov — 28 Nov1
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

Mon 26/1021:00 -
1 stop15h 10m
Tue 10/1120:55 -
1 stop17h 30m
Deal found 19/10₹ 62,942
Mon 19/1021:30 -
1 stop14h 00m
Mon 2/1108:40 -
1 stop12h 15m
Deal found 18/10₹ 64,454
Fri 6/1117:00 -
2 stops28h 30m
Fri 20/1106:40 -
2 stops22h 05m
Deal found 21/10₹ 65,683
Thu 5/1103:20 -
1 stop16h 40m
Fri 20/1119:20 -
1 stop25h 35m
Deal found 21/10₹ 67,100
Sun 25/1021:00 -
1 stop26h 30m
Sun 1/1119:20 -
1 stop19h 05m
Deal found 20/10₹ 67,668
Sun 25/1001:45 -
3 stops22h 35m
Tue 10/1107:05 -
3 stops21h 50m
Deal found 19/10₹ 68,046
Fri 25/1221:00 -
1 stop26h 40m
Fri 1/119:20 -
1 stop25h 35m
Deal found 17/10₹ 68,235
Mon 30/1103:20 -
1 stop14h 15m
Tue 8/1219:20 -
1 stop19h 05m
Deal found 17/10₹ 68,518

Find flight deals from Kolkata to Heathrow

Round-trip from

₹ 65,683

One-way from

₹ 29,581

Popular in

July

Cheapest in

February

Average price

₹ 65,210
6/11-20/11
  • 6/11-20/11
  • 4 total stops
  • 50h 35m total
  • Kolkata to London
Search Deals
Etihad Airways
  • Etihad Airways
  • 1/2-31/12
  • 1 total stop
  • 15h 10m total
  • Kolkata to London
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (₹ 577,497 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 80,466 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

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

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Fly to

Route

Depart

Return

Price

Cheapest return flight

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Sun 31/1

21:00-12:05

1 stop20h 35m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

₹ 31,566
Fastest return journey

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Mon 1/2

03:20-12:05

1 stop14h 15m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

₹ 31,566

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Wed 3/2

21:00-18:10

1 stop26h 40m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

₹ 31,566

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Wed 30/12

05:55-11:30

1 stop35h 05m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

₹ 36,007

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Mon 26/10

18:55-09:00

2 stops19h 35m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

₹ 37,709

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Mon 7/12

21:00-10:25

2 stops18h 55m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

₹ 43,568

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Sun 31/1

22:25-14:55

2 stops22h 00m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

₹ 47,348

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Tue 1/12

15:50-17:00

2 stops30h 40m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

₹ 49,239

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Thu 3/12

15:50-20:40

2 stops34h 20m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

₹ 49,333

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Mon 1/2

21:00-16:40

3 stops25h 10m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

₹ 56,988

Flights are sorted by cheapest return flights first.

Deals found on 17/10

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

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?

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 20 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, February is the cheapest month in which you can book a flight from Kolkata to London Heathrow Airport (average of ₹ 62,375). Flying from Kolkata to London Heathrow Airport in July is currently the most expensive (average of ₹ 82,033). 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.

How much does it cost for a return flight from Kolkata to London Heathrow Airport?

Airfare is typical for this route at the moment.

Kolkata to London Heathrow Airport flights typically cost between ₹ 57,035 and ₹ 74,000 in November.
The cheapest return price found within the last 5 days was ₹ 65,683 on Multiple Airlines (6 Nov–20 Nov).

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Kolkata to London Heathrow Airport, such as Emirates,Etihad Airways, andAir India. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,687 reviews
Check prices

Entertainment

8.2

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.4

Food

7.9

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Emirates
8.1
Very Good
3,687 reviews
Emirates
8.1
Very Good
3,687 reviews
Check prices

Entertainment

8.2

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.4

Food

7.9

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Etihad Airways
7.3
Good
1,551 reviews
Emirates
8.1
Very Good
3,687 reviews
Check prices

Entertainment

8.2

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.4

Food

7.9

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Air India
5.5
Fair
2,912 reviews
Emirates
8.1
Very Good
3,687 reviews
Check prices

Entertainment

8.2

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.4

Food

7.9

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative

Related info for your journey

  • 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 3 different airlines.

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

    Departing from Kolkata to London Heathrow Airport will take you 19h 45m. 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 ₹ 56,952. Other airlines that can offer you cheap pricing are Etihad Airways, from ₹ 57,149, and Emirates, from ₹ 70,944. Air India is priced at 21% 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 IndiGo, which is currently one of the cheapest options available, starting at ₹ 22,450. Air India flights start at ₹ 22,603 while deals on Etihad Airways start at ₹ 27,249 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, February is the cheapest month in which you can book a flight from Kolkata to London Heathrow Airport (average of ₹ 62,375). Flying from Kolkata to London Heathrow Airport in July is currently the most expensive (average of ₹ 82,033). 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
Hayes
Bedford
Hatfield
Milton Keynes
Swindon
Ramsgate
Hounslow
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Fly from Kolkata to Heathrow on these airlines

Air India flights from Kolkata Netaji S. Chandra to London Heathrow
Emirates flights from Kolkata Netaji S. Chandra to London Heathrow

Top 3 airlines flying from Kolkata to Heathrow

AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest₹ 56,952Average₹ 74,205FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest₹ 57,149Average₹ 69,285FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
EmiratesCheapest₹ 70,944Average₹ 77,821FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

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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