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Cheap flights from Kolkata to London Heathrow Airport from £205

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 18/7. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — LHR
28 May — 4 Jun1
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 28 April 2026.

Tue 2/604:10
CCU
-
LHR
1 stop15h 25m
Etihad Airways
Wed 10/621:45
LHR
-
CCU
1 stop24h 45m
Etihad Airways
Deal found 23/4£469
Mon 25/521:30
CCU
-
LHR
1 stop22h 05m
Etihad Airways
Mon 1/609:30
LHR
-
CCU
1 stop13h 00m
Etihad Airways
Deal found 25/4£494
Tue 15/919:15
CCU
-
LHR
2 stops19h 45m
Multiple Airlines
Tue 22/906:30
LHR
-
CCU
2 stops22h 10m
Multiple Airlines
Deal found 28/4£496
Mon 8/621:30
CCU
-
LHR
1 stop22h 05m
Etihad Airways
Mon 15/609:30
LHR
-
CCU
1 stop13h 00m
Etihad Airways
Deal found 23/4£500
Wed 29/721:30
CCU
-
LHR
1 stop19h 45m
Etihad Airways
Tue 8/921:45
LHR
-
CCU
1 stop18h 15m
Etihad Airways
Deal found 27/4£503
Sun 7/604:10
CCU
-
LHR
1 stop19h 05m
Etihad Airways
Fri 12/609:30
LHR
-
CCU
1 stop13h 00m
Etihad Airways
Deal found 26/4£507
Wed 16/921:30
CCU
-
LHR
1 stop25h 45m
Etihad Airways
Mon 21/909:30
LHR
-
CCU
1 stop13h 00m
Etihad Airways
Deal found 28/4£517
Wed 29/721:30
CCU
-
LHR
1 stop19h 45m
Etihad Airways
Thu 10/921:45
LHR
-
CCU
1 stop18h 15m
Etihad Airways
Deal found 27/4£520
Wed 29/721:30
CCU
-
LHR
1 stop14h 00m
Etihad Airways
Fri 11/909:30
LHR
-
CCU
1 stop13h 00m
Etihad Airways
Deal found 27/4£521
Mon 14/922:00
CCU
-
LHR
2 stops25h 10m
Multiple Airlines
Sun 20/906:00
LHR
-
CCU
2 stops23h 15m
Multiple Airlines
Deal found 28/4£523
Tue 28/704:10
CCU
-
LHR
1 stop19h 05m
Etihad Airways
Fri 11/921:45
LHR
-
CCU
1 stop24h 45m
Etihad Airways
Deal found 28/4£532

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 28 April 2026.

Round-trip from

£469

One-way from

£205

Popular in

April

Cheapest in

February

Average price

£707
Etihad Airways
  • Etihad Airways
  • 2/6-10/6
  • 2 total stops
  • 40h 10m total
  • Kolkata to London
Search Deals
18/7
  • 18/7
  • 2 total stops
  • 38h 15m total
  • Kolkata to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 858,174 searches. Data last updated 28 April 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

Wed 16/9

21:30-18:45

1 stop25h 45m

London Heathrow

Mon 21/9

09:30-03:00

1 stop13h 00m

£517

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 28/7

04:10-18:45

1 stop19h 05m

London Heathrow

Mon 7/9

09:30-03:00

1 stop13h 00m

£532

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 15/5

04:10-18:45

1 stop19h 05m

London Heathrow

Sat 13/6

14:45-20:30

1 stop25h 15m

£557

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Thu 21/5

09:50-14:25

1 stop33h 05m

London Heathrow

Thu 28/5

14:25-19:15

1 stop24h 20m

£575

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Mon 15/6

09:50-20:15

1 stop14h 55m

London Heathrow

Wed 17/6

22:15-08:10

1 stop29h 25m

£577
Fastest return journey

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 10/6

09:50-18:40

1 stop13h 20m

London Heathrow

Wed 17/6

14:25-08:10

1 stop13h 15m

£577

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 27/5

09:50-18:40

1 stop13h 20m

London Heathrow

Sun 28/6

09:05-08:10

1 stop18h 35m

£631

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 26/6

04:00-14:10

1 stop14h 40m

London Heathrow

Sat 1/8

18:55-02:30

1 stop27h 05m

£659

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 29/7

04:00-14:10

1 stop14h 40m

London Heathrow

Tue 8/9

21:10-02:30

2 stops24h 50m

£696

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 15/5

04:00-18:55

2 stops19h 25m

London Heathrow

Sat 13/6

21:55-02:30

1 stop24h 05m

£727

Flights are sorted by cheapest return flights first.

Deals found on 24/4

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
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?

To ensure you get the cheapest price possible for a flight from Kolkata to London Heathrow Airport, you should look to book at least 36 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 £485). Flying from Kolkata to London Heathrow Airport in April is currently the most expensive (average of £707). 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?

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 28 April 2026.
Read reviews from past customers who have flown with Emirates,Qatar Airways, andEtihad Airways 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.
Emirates
8.1
Very Good
3,568 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

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
3,568 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

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
3,726 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

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
7.3
Good
1,434 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

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.
IndiGo
6.8
Okay
558 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

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
2,960 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

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?

    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 5 different airlines.

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

    Airlines like Etihad Airways fly from Kolkata to London Heathrow Airport in about 25h 45m. The time it takes to get you to your destination can typically vary by up to . There are 4957 mi between Kolkata and London Heathrow Airport.

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

    According to our current data, Air India (£426), Etihad Airways (£431), and IndiGo (£457) offers the cheapest pricing from Kolkata to London Heathrow Airport. These flights start at 25% 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 Air India, which is currently one of the cheapest options available, starting at £175. IndiGo flights start at £181 while deals on Etihad Airways start at £196 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 £485). Flying from Kolkata to London Heathrow Airport in April is currently the most expensive (average of £707). 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
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Kolkata to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Kolkata to Gatwick flights
Kolkata to Stansted flights
Bagdogra to Heathrow flights

Top 5 airlines flying from Kolkata to Heathrow

Discover the top 5 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 858,174 searches. Data last updated 28 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest£426Average£537FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest£431Average£538FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
IndiGoCheapest£457Average£485FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Qatar AirwaysCheapest£520Average£569FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£530Average£585FlexibilityNo cancel feeOn-time75%
Search Emirates flights

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

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

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

Need flexible booking options for your flight to Heathrow from Kolkata? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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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