Find flights
When to book
Airlines
FAQs

Cheap flights from Kolkata to London Heathrow Airport from £221

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — LHR
14 Jun — 21 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 15 May 2026.

Mon 6/721:30
CCU
-
LHR
1 stop25h 45m
Etihad Airways
Wed 2/914:45
LHR
-
CCU
1 stop31h 45m
Etihad Airways
Deal found 13/5£474
Tue 2/604:10
CCU
-
LHR
1 stop15h 25m
Etihad Airways
Sat 13/621:45
LHR
-
CCU
1 stop18h 15m
Etihad Airways
Deal found 12/5£476
Fri 11/921:30
CCU
-
LHR
1 stop25h 45m
Etihad Airways
Sat 26/909:30
LHR
-
CCU
1 stop30h 30m
Etihad Airways
Deal found 13/5£477
Tue 2/604:10
CCU
-
LHR
1 stop15h 25m
Etihad Airways
Tue 9/621:45
LHR
-
CCU
1 stop18h 15m
Etihad Airways
Deal found 14/5£478
Fri 5/604:10
CCU
-
LHR
1 stop15h 25m
Etihad Airways
Wed 10/620:45
LHR
-
CCU
1 stop25h 45m
Etihad Airways
Deal found 12/5£479
Tue 26/504:10
CCU
-
LHR
1 stop19h 05m
Etihad Airways
Thu 4/614:45
LHR
-
CCU
1 stop25h 15m
Etihad Airways
Deal found 11/5£481
Tue 2/604:10
CCU
-
LHR
1 stop19h 05m
Etihad Airways
Fri 13/1113:55
LHR
-
CCU
1 stop24h 35m
Etihad Airways
Deal found 11/5£484
Sun 14/604:10
CCU
-
LHR
1 stop15h 25m
Etihad Airways
Mon 22/609:30
LHR
-
CCU
1 stop13h 00m
Etihad Airways
Deal found 14/5£484
Wed 27/521:30
CCU
-
LHR
1 stop14h 00m
Etihad Airways
Sat 5/909:30
LHR
-
CCU
1 stop13h 00m
Etihad Airways
Deal found 11/5£489
Wed 27/521:30
CCU
-
LHR
1 stop19h 45m
Etihad Airways
Wed 3/614:45
LHR
-
CCU
1 stop31h 45m
Etihad Airways
Deal found 12/5£490
Mon 25/521:30
CCU
-
LHR
1 stop25h 45m
Etihad Airways
Tue 2/620:45
LHR
-
CCU
1 stop19h 15m
Etihad Airways
Deal found 12/5£493

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 May 2026.

Round-trip from

£474

One-way from

£221

Popular in

January

Cheapest in

February

Average price

£563
Etihad Airways
  • Etihad Airways
  • 6/7-2/9
  • 2 total stops
  • 57h 30m total
  • Kolkata to London
Search Deals
28/5
  • 28/5
  • 1 total stop
  • 18h 30m total
  • Kolkata to London
Search Deals
High demand for flights, 5% potential price rise
Search Deals
Cheapest flight prices on average. 0% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 15 May 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
Fastest return journey

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 5/6

21:30-12:45

1 stop19h 45m

London Heathrow

Mon 16/11

08:50-02:40

1 stop12h 20m

£566

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 29/5

04:10-15:05

1 stop15h 25m

London Heathrow

Sun 7/6

14:45-20:30

1 stop25h 15m

£568

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 26/5

04:00-18:00

1 stop18h 30m

London Heathrow

Thu 4/6

20:10-02:30

2 stops25h 50m

£665

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sat 30/5

04:10-15:05

1 stop15h 25m

London Heathrow

Wed 11/11

20:55-02:40

1 stop24h 15m

£688

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 2/6

04:00-18:00

1 stop18h 30m

London Heathrow

Tue 9/6

19:10-02:30

2 stops26h 50m

£693

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 5/6

21:00-13:40

3 stops21h 10m

London Heathrow

Thu 11/6

06:00-04:50

2 stops18h 20m

£702

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 9/6

21:00-13:40

3 stops21h 10m

London Heathrow

Tue 16/6

06:00-04:50

2 stops18h 20m

£702

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 12/6

21:00-16:35

3 stops24h 05m

London Heathrow

Wed 24/6

20:05-04:50

2 stops28h 15m

£705

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sun 28/6

04:00-06:25

1 stop30h 55m

London Heathrow

Sun 5/7

21:10-02:30

2 stops24h 50m

£742

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Thu 3/9

04:00-06:25

1 stop30h 55m

London Heathrow

Thu 10/9

21:10-02:30

2 stops24h 50m

£781

Flights are sorted by cheapest return flights first.

Deals found on 14/5

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 43 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 £487). Flying from Kolkata to London Heathrow Airport in January is currently the most expensive (average of £608). 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 15 May 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
3,572 reviews
Check prices

Boarding

8.1

Crew

8.3

Entertainment

8.2

Comfort

8.0

Food

7.9

Overall

8.1

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
3,572 reviews
Emirates
8.1
Very Good
3,572 reviews
Check prices

Boarding

8.1

Crew

8.3

Entertainment

8.2

Comfort

8.0

Food

7.9

Overall

8.1

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
1,439 reviews
Emirates
8.1
Very Good
3,572 reviews
Check prices

Boarding

8.1

Crew

8.3

Entertainment

8.2

Comfort

8.0

Food

7.9

Overall

8.1

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
559 reviews
Emirates
8.1
Very Good
3,572 reviews
Check prices

Boarding

8.1

Crew

8.3

Entertainment

8.2

Comfort

8.0

Food

7.9

Overall

8.1

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
2,957 reviews
Emirates
8.1
Very Good
3,572 reviews
Check prices

Boarding

8.1

Crew

8.3

Entertainment

8.2

Comfort

8.0

Food

7.9

Overall

8.1

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 4 different airlines.

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

    Airlines like Etihad Airways and Qatar Airways fly from Kolkata to London Heathrow Airport in about 18h 30m. The time it takes to get you to your destination can typically vary by up to 1h 15m. 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 (£428), Etihad Airways (£433), and IndiGo (£460) offers the cheapest pricing from Kolkata to London Heathrow Airport. These flights start at 24% 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 £176. IndiGo flights start at £182 while deals on Etihad Airways start at £207 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 £487). Flying from Kolkata to London Heathrow Airport in January is currently the most expensive (average of £608). 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
Hounslow
Croydon
Wembley
Northampton
Luton
Gatwick
Slough
Ilford
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

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 15 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest£428Average£544FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest£433Average£544FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
IndiGoCheapest£460Average£487FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
EmiratesCheapest£532Average£588FlexibilityNo 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.