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Cheap flights from Kolkata to London Heathrow Airport from ₹ 24,730

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — LHR
14 Sep — 21 Sep1
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 15 August 2026.

Sat 7/1109:55 -
1 stop31h 05m
Sun 15/1120:55 -
1 stop24h 00m
Deal found 13/8₹ 66,839
Fri 25/922:00 -
2 stops25h 15m
Fri 2/1014:45 -
3 stops22h 15m
Deal found 11/8₹ 67,125
Sun 27/921:30 -
1 stop14h 00m
Thu 8/1014:45 -
1 stop31h 40m
Deal found 14/8₹ 67,602
Mon 9/1103:20 -
1 stop32h 50m
Fri 13/1119:20 -
1 stop25h 35m
Deal found 13/8₹ 68,080
Mon 14/906:55 -
1 stop17h 05m
Mon 21/906:50 -
2 stops15h 35m
Deal found 14/8₹ 68,844
Tue 25/807:00 -
1 stop17h 30m
Fri 28/809:45 -
1 stop31h 05m
Deal found 11/8₹ 69,035
Thu 24/922:30 -
1 stop24h 10m
Thu 1/1014:45 -
1 stop25h 15m
Deal found 10/8₹ 69,226
Thu 15/1003:00 -
1 stop19h 40m
Wed 21/1020:15 -
1 stop30h 15m
Deal found 11/8₹ 69,417
Tue 15/906:25 -
1 stop15h 50m
Wed 30/922:15 -
2 stops21h 30m
Deal found 10/8₹ 69,608
Mon 24/819:15 -
1 stop29h 15m
Tue 1/922:10 -
1 stop30h 55m
Deal found 10/8₹ 69,799
Sat 7/1103:20 -
1 stop32h 50m
Thu 12/1113:55 -
1 stop24h 30m
Deal found 13/8₹ 70,276

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 15 August 2026.

Round-trip from

₹ 66,839

One-way from

₹ 24,730

Popular in

July

Cheapest in

February

Average price

₹ 75,337
Etihad Airways
  • Etihad Airways
  • 7/11-15/11
  • 2 total stops
  • 55h 05m total
  • Kolkata to London
Search Deals
IndiGo
  • IndiGo
  • 3/10
  • 1 total stop
  • 24h 10m total
  • Kolkata to London
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (₹ 441,322 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (₹ 64,837 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 15 August 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 Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Mon 9/11

03:20-06:40

1 stop32h 50m

London Heathrow

Tue 17/11

20:55-19:55

1 stop17h 30m

₹ 69,321

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Sat 7/11

03:20-06:40

1 stop32h 50m

London Heathrow

Thu 12/11

13:55-19:55

1 stop24h 30m

₹ 70,276

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Mon 9/11

21:00-06:40

1 stop15h 10m

London Heathrow

Thu 12/11

13:55-19:55

1 stop24h 30m

₹ 73,236

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Tue 29/9

06:25-17:45

1 stop15h 50m

London Heathrow

Tue 6/10

22:05-17:45

2 stops39h 10m

₹ 79,538
Fastest return journey

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Sat 7/11

21:00-06:40

1 stop15h 10m

London Heathrow

Sat 14/11

08:50-02:25

1 stop12h 05m

₹ 80,302

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Mon 12/10

03:40-20:25

1 stop21h 15m

London Heathrow

Mon 9/11

19:45-01:55

2 stops24h 40m

₹ 86,126

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Thu 3/9

16:10-18:10

1 stop30h 30m

London Heathrow

Thu 10/9

20:15-18:15

1 stop17h 30m

₹ 87,558

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Sun 11/10

21:40-10:45

2 stops17h 35m

London Heathrow

Fri 26/2

06:30-08:10

2 stops20h 10m

₹ 87,654

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Fri 18/9

21:00-13:40

3 stops21h 10m

London Heathrow

Fri 25/9

08:40-04:50

2 stops15h 40m

₹ 89,182

KolkataLondon

CCU Kolkata Netaji S. Chandra - LHR London Heathrow

CCULHR

Kolkata Netaji S. Chandra

Wed 16/9

21:00-13:40

3 stops21h 10m

London Heathrow

Tue 22/9

20:05-04:50

2 stops28h 15m

₹ 89,373

Flights are sorted by cheapest return flights first.

Deals found on 13/8

Showing 1-10 of 24 resultsSorted by cheapest first
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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?

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 ₹ 62,446). Flying from Kolkata to London Heathrow Airport in July is currently the most expensive (average of ₹ 82,211). 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 ₹ 68,844 and ₹ 86,031 in November.
The cheapest return price found within the last 5 days was ₹ 66,839 on Multiple Airlines (7 Nov–15 Nov).

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 15 August 2026.
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
3,655 reviews
Check prices

Comfort

8.0

Overall

8.1

Crew

8.4

Boarding

8.2

Food

7.9

Entertainment

8.2

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
3,655 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Comfort

8.0

Overall

8.1

Crew

8.4

Boarding

8.2

Food

7.9

Entertainment

8.2

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
1,505 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Comfort

8.0

Overall

8.1

Crew

8.4

Boarding

8.2

Food

7.9

Entertainment

8.2

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
2,947 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Comfort

8.0

Overall

8.1

Crew

8.4

Boarding

8.2

Food

7.9

Entertainment

8.2

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

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 3 different airlines.

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

    Departing from Kolkata to London Heathrow Airport will take you 32h 50m. The distance from Kolkata to London Heathrow Airport is about 7978 km.

  • 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 ₹ 57,540. Other airlines that can offer you cheap pricing are Etihad Airways, from ₹ 59,123, and Emirates, from ₹ 71,677. Air India is priced at 23% 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 ₹ 22,086. Air India flights start at ₹ 22,837 while deals on Etihad Airways start at ₹ 26,883 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 ₹ 62,446). Flying from Kolkata to London Heathrow Airport in July is currently the most expensive (average of ₹ 82,211). 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
Ilford
Ramsgate
Hounslow
Kingston upon Thames
Wembley

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 15 August 2026.
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

Discover the top 3 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 15 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest₹ 57,540Average₹ 74,971FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest₹ 59,123Average₹ 71,811FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
EmiratesCheapest₹ 71,677Average₹ 78,625FlexibilityNo cancel feeOn-time75%
Search Emirates 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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