Cheap flights from Kolkata to London Heathrow Airport from £228

CCU — LHR
11 Dec — 18 Dec1
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

Fri 11/1221:00 -
1 stop20h 35m
Fri 25/1219:20 -
1 stop19h 05m
Deal found 11/11£488
Wed 16/1221:00 -
1 stop20h 35m
Thu 31/1219:20 -
1 stop19h 05m
Deal found 11/11£495
Thu 24/1203:20 -
1 stop14h 15m
Fri 1/119:20 -
1 stop19h 05m
Deal found 10/11£545
Mon 21/1221:00 -
1 stop26h 40m
Tue 5/113:55 -
1 stop24h 30m
Deal found 6/11£557
Mon 9/1121:00 -
2 stops25h 05m
Tue 24/1108:55 -
2 stops29h 30m
Deal found 6/11£560
Wed 23/1221:00 -
1 stop20h 35m
Thu 31/1219:20 -
1 stop19h 05m
Deal found 9/11£566
Sun 22/1121:00 -
1 stop23h 00m
Wed 25/1113:55 -
1 stop31h 00m
Deal found 8/11£578

Find flight deals from Kolkata to Heathrow

Round-trip from

£488

One-way from

£228

Popular in

July

Cheapest in

February

Average price

£637
Etihad Airways
  • Etihad Airways
  • 11/12-25/12
  • 2 total stops
  • 39h 40m total
  • Kolkata to London
Etihad Airways
  • Etihad Airways
  • 29/1-31/12
  • 1 total stop
  • 20h 35m total
  • Kolkata to London
Highest demand for flights based on searches. 6% potential increase in price (£31 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
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 Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Fri 4/12

21:00-12:05

1 stop20h 35m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£242
Fastest return journey

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Sat 14/11

03:25-13:25

1 stop15h 30m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£296

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Wed 30/12

01:45-09:10

3 stops36h 55m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£318

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Tue 15/12

21:00-08:05

2 stops16h 35m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£321

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Fri 11/12

18:55-17:00

2 stops27h 35m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£356

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Tue 2/2

19:05-14:55

2 stops25h 20m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£373

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Thu 4/2

23:00-16:20

2 stops22h 50m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£377

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Mon 16/11

22:25-22:30

2 stops29h 35m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£403

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Fri 25/12

22:25-16:20

2 stops23h 25m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£415

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

£467

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 19 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?

To ensure you get the cheapest price possible for a flight from Kolkata to London Heathrow Airport, you should look to book at least 11 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 £492). Flying from Kolkata to London Heathrow Airport in July is currently the most expensive (average of £648). 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 below average for this route at the moment.

Kolkata to London Heathrow Airport flights typically cost between £577 and £910 in December.
The cheapest return price found within the last 5 days was £488 on Etihad Airways (11 Dec–25 Dec).

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown with Emirates,Etihad Airways, andIndiGo from Kolkata to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Entertainment

8.2

Overall

8.1

Comfort

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

Boarding

8.2

Entertainment

8.2

Overall

8.1

Comfort

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

Boarding

8.2

Entertainment

8.2

Overall

8.1

Comfort

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

Boarding

8.2

Entertainment

8.2

Overall

8.1

Comfort

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

Boarding

8.2

Entertainment

8.2

Overall

8.1

Comfort

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?

    If you book a flight to London Heathrow from Kolkata, you will be flying from Netaji S. Chandra, which is the city’s only airport. Kolkata Netaji S. Chandra (CCU) is located 8.3 mi from the center of Kolkata. There are 0 flights from Netaji S. Chandra to London Heathrow per day from 4 different airlines.

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

    Airlines like Etihad Airways and SWISS fly from Kolkata to London Heathrow Airport in about 21h 30m. The time it takes to get you to your destination can typically vary by up to 5h 10m. There are 4957 mi between Kolkata and London Heathrow Airport. This flight may include one or multiple stops.

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

    According to our current data, Etihad Airways (£447), Air India (£451), and IndiGo (£462) offers the cheapest pricing from Kolkata to London Heathrow Airport. These flights start at 22% lower than the current average price 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 £154. Etihad Airways flights start at £172 while deals on Air India start at £177 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 £492). Flying from Kolkata to London Heathrow Airport in July is currently the most expensive (average of £648). 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
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Milton Keynes
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Hayes
Folkestone
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Croydon
Barnet
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Southall
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Enfield
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Harrow
Watford

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Kolkata to Heathrow

Top 4 airlines flying from Kolkata to Heathrow

AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£447Average£539FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air IndiaCheapest£451Average£624FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
IndiGoCheapest£462Average£492FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
EmiratesCheapest£544Average£611FlexibilityNo cancel feeOn-time75%
Search Emirates flights

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