Find flights
When to book
Airlines
FAQs

Cheap flights from Kolkata to London Heathrow Airport from £202

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — LHR
23 Aug — 30 Aug1
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 24 July 2026.

Thu 6/806:30
CCU
-
LHR
2 stops32h 15m
Multiple Airlines
Thu 13/822:10
LHR
-
CCU
1 stop36h 00m
Multiple Airlines
Deal found 20/7£542
Fri 21/821:30
CCU
-
LHR
1 stop25h 45m
Multiple Airlines
Sat 7/1116:25
LHR
-
CCU
3 stops22h 45m
Multiple Airlines
Deal found 22/7£543
Tue 4/817:40
CCU
-
LHR
2 stops22h 10m
Multiple Airlines
Sun 13/908:30
LHR
-
CCU
2 stops19h 50m
Multiple Airlines
Deal found 24/7£544
Sat 15/816:55
CCU
-
LHR
2 stops30h 20m
Multiple Airlines
Thu 8/1020:15
LHR
-
CCU
1 stop16h 00m
Multiple Airlines
Deal found 20/7£545
Thu 6/805:20
CCU
-
LHR
1 stop16h 55m
Multiple Airlines
Sun 9/819:00
LHR
-
CCU
2 stops31h 30m
Multiple Airlines
Deal found 23/7£545
Thu 30/720:55
CCU
-
LHR
2 stops20h 20m
Multiple Airlines
Sat 12/914:35
LHR
-
CCU
2 stops25h 25m
Multiple Airlines
Deal found 21/7£547
Mon 7/903:50
CCU
-
LHR
1 stop19h 25m
Etihad Airways
Mon 12/1009:30
LHR
-
CCU
1 stop12h 55m
Etihad Airways
Deal found 23/7£548
Thu 3/903:50
CCU
-
LHR
1 stop13h 25m
Etihad Airways
Sun 13/921:45
LHR
-
CCU
1 stop18h 15m
Etihad Airways
Deal found 23/7£548
Fri 14/803:50
CCU
-
LHR
1 stop15h 45m
Multiple Airlines
Sat 29/820:45
LHR
-
CCU
1 stop17h 20m
Multiple Airlines
Deal found 23/7£549
Wed 23/922:30
CCU
-
LHR
1 stop24h 10m
Multiple Airlines
Sat 3/1009:55
LHR
-
CCU
2 stops30h 05m
Multiple Airlines
Deal found 21/7£553
Wed 23/915:15
CCU
-
LHR
2 stops28h 35m
Multiple Airlines
Fri 25/908:40
LHR
-
CCU
3 stops33h 00m
Multiple Airlines
Deal found 21/7£554

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 24 July 2026.

Round-trip from

£542

One-way from

£202

Popular in

July

Cheapest in

February

Average price

£645
Air India
  • Air India
  • 6/8-13/8
  • 3 total stops
  • 68h 15m total
  • Kolkata to London
Search Deals
Etihad Airways
  • Etihad Airways
  • 7/8
  • 1 total stop
  • 19h 25m 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. 1% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 24 July 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

Tue 4/8

17:40-11:20

2 stops22h 10m

London Heathrow

Sun 13/9

08:30-08:50

2 stops19h 50m

£544

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 11/9

21:00-11:20

2 stops18h 50m

London Heathrow

Wed 23/9

06:00-09:45

2 stops23h 15m

£572

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 9/9

21:00-07:55

2 stops15h 25m

London Heathrow

Fri 18/9

06:00-09:45

2 stops23h 15m

£575
Fastest return journey

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 19/8

17:40-07:55

2 stops18h 45m

London Heathrow

Wed 26/8

06:00-04:50

2 stops18h 20m

£601

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Thu 6/8

21:00-13:40

3 stops21h 10m

London Heathrow

Thu 13/8

20:05-09:45

2 stops33h 10m

£627

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 4/8

04:00-18:00

1 stop18h 30m

London Heathrow

Sun 13/9

21:10-02:30

2 stops24h 50m

£661

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 18/9

21:00-16:35

3 stops24h 05m

London Heathrow

Sat 26/9

18:40-09:45

2 stops34h 35m

£693

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sun 13/9

21:00-13:40

3 stops21h 10m

London Heathrow

Mon 28/9

20:05-04:50

2 stops28h 15m

£695

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Thu 6/8

21:00-13:40

3 stops21h 10m

London Heathrow

Sun 9/8

06:00-09:45

2 stops23h 15m

£738

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 13/10

20:35-14:45

2 stops46h 40m

London Heathrow

Mon 16/11

15:45-16:50

2 stops19h 35m

£742

Flights are sorted by cheapest return flights first.

Deals found on 21/7

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?

To ensure you get the cheapest price possible for a flight from Kolkata to London Heathrow Airport, you should look to book at least 20 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 £490). Flying from Kolkata to London Heathrow Airport in July is currently the most expensive (average of £645). 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 £542 and £693 in August.
The cheapest return price found within the last 5 days was £542 on Multiple Airlines (6 Aug–13 Aug).

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 24 July 2026.
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.
Emirates
8.1
Very Good
3,634 reviews
Check prices

Comfort

8.0

Crew

8.4

Boarding

8.1

Food

7.9

Overall

8.1

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
3,634 reviews
Emirates
8.1
Very Good
3,634 reviews
Check prices

Comfort

8.0

Crew

8.4

Boarding

8.1

Food

7.9

Overall

8.1

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
1,486 reviews
Emirates
8.1
Very Good
3,634 reviews
Check prices

Comfort

8.0

Crew

8.4

Boarding

8.1

Food

7.9

Overall

8.1

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
IndiGo
6.8
Okay
580 reviews
Emirates
8.1
Very Good
3,634 reviews
Check prices

Comfort

8.0

Crew

8.4

Boarding

8.1

Food

7.9

Overall

8.1

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
2,955 reviews
Emirates
8.1
Very Good
3,634 reviews
Check prices

Comfort

8.0

Crew

8.4

Boarding

8.1

Food

7.9

Overall

8.1

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?

    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 SWISS and Qatar Airways fly from Kolkata to London Heathrow Airport in about 15h 25m. The time it takes to get you to your destination can typically vary by up to 3h 05m. 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, Air India (£432), Etihad Airways (£449), and IndiGo (£464) 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 Etihad Airways, which is currently one of the cheapest options available, starting at £173. Air India flights start at £178 while deals on IndiGo start at £184 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 £490). Flying from Kolkata to London Heathrow Airport in July is currently the most expensive (average of £645). 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
Milton Keynes
Luton
Wembley
Gatwick
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 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 858,174 searches. Data last updated 24 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest£432Average£610FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest£449Average£542FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
IndiGoCheapest£464Average£492FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
EmiratesCheapest£538Average£593FlexibilityNo 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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Kolkata today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Kolkata.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.