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Cheap flights from London Heathrow Airport to Kolkata from £284

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 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CCU
22 Feb — 1 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Kolkata

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Kolkata
Explore the most affordable flight options available from Heathrow to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 January 2026.

Wed 27/520:35
LHR
-
CCU
1 stop14h 10m
Air India
Thu 18/608:30
CCU
-
LHR
1 stop15h 00m
Air India
Deal found 21/1£485
Fri 6/306:35
LHR
-
CCU
2 stops23h 05m
Multiple Airlines
Sat 21/316:30
CCU
-
LHR
1 stop32h 20m
Multiple Airlines
Deal found 20/1£487
Thu 19/306:30
LHR
-
CCU
2 stops22h 05m
KLM
Sun 22/322:10
CCU
-
LHR
2 stops18h 05m
KLM
Deal found 21/1£489
Mon 2/321:30
LHR
-
CCU
1 stop14h 40m
IndiGo
Fri 6/305:30
CCU
-
LHR
1 stop16h 10m
IndiGo
Deal found 21/1£491
Thu 26/216:30
LHR
-
CCU
1 stop14h 40m
Multiple Airlines
Wed 18/323:00
CCU
-
LHR
1 stop17h 35m
Multiple Airlines
Deal found 22/1£493
Tue 3/319:35
LHR
-
CCU
1 stop16h 05m
IndiGo
Wed 18/309:30
CCU
-
LHR
1 stop15h 20m
IndiGo
Deal found 21/1£494
Wed 4/321:30
LHR
-
CCU
1 stop14h 40m
Multiple Airlines
Mon 16/323:00
CCU
-
LHR
1 stop17h 35m
Multiple Airlines
Deal found 21/1£495
Wed 4/206:35
LHR
-
CCU
2 stops29h 35m
Multiple Airlines
Fri 13/203:35
CCU
-
LHR
1 stop16h 25m
Multiple Airlines
Deal found 22/1£497
Tue 24/220:30
LHR
-
CCU
1 stop22h 35m
Air India
Thu 5/318:55
CCU
-
LHR
1 stop30h 05m
Air India
Deal found 22/1£498
Mon 2/321:30
LHR
-
CCU
1 stop14h 40m
IndiGo
Sun 15/309:30
CCU
-
LHR
1 stop15h 20m
IndiGo
Deal found 21/1£499
Tue 3/320:50
LHR
-
CCU
2 stops23h 35m
Multiple Airlines
Tue 17/323:00
CCU
-
LHR
1 stop17h 35m
Multiple Airlines
Deal found 22/1£500
Mon 2/320:50
LHR
-
CCU
2 stops23h 35m
Multiple Airlines
Tue 17/323:00
CCU
-
LHR
1 stop17h 35m
Multiple Airlines
Deal found 22/1£502

Find flight deals from Heathrow to Kolkata

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Kolkata (CCU). 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 23 January 2026.

Round-trip from

£485

One-way from

£284

Popular in

December

Cheapest in

May

Average price

£554
Air India
  • Air India
  • 18/6-6/7
  • 2 total stops
  • 29h 00m total
  • London to Kolkata
Search Deals
IndiGo
  • IndiGo
  • 18/3
  • 1 total stop
  • 19h 50m total
  • London to Kolkata
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Kolkata 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 23 January 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Kolkata that are best for you.

Fly from

Heathrow

Fly to

Kolkata

Route

Depart

Return

Price

LondonKolkata

LHR - CCU

LHRCCU

London Heathrow

Fri 12/6

22:20-21:30

1 stop18h 40m

Kolkata Netaji S. Chandra

Fri 3/7

07:05-19:30

1 stop16h 55m

£502

LondonKolkata

LHR - CCU

LHRCCU

London Heathrow

Thu 12/2

06:30-10:05

2 stops22h 05m

Kolkata Netaji S. Chandra

Wed 4/3

21:30-10:45

2 stops18h 45m

£504

LondonKolkata

LHR - CCU

LHRCCU

London Heathrow

Thu 5/2

20:55-20:00

1 stop17h 35m

Kolkata Netaji S. Chandra

Sun 8/3

20:55-06:40

1 stop15h 15m

£528

LondonKolkata

LHR - CCU

LHRCCU

London Heathrow

Mon 2/2

08:50-02:40

1 stop12h 20m

Kolkata Netaji S. Chandra

Sat 7/2

03:35-14:30

1 stop16h 25m

£529

LondonKolkata

LHR - CCU

LHRCCU

London Heathrow

Thu 2/4

13:50-09:50

1 stop15h 30m

Kolkata Netaji S. Chandra

Wed 22/4

22:05-20:20

1 stop26h 45m

£552

LondonKolkata

LHR - CCU

LHRCCU

London Heathrow

Tue 3/2

15:50-18:50

1 stop21h 30m

Kolkata Netaji S. Chandra

Wed 18/2

09:15-07:10

1 stop27h 25m

£598

LondonKolkata

LHR - CCU

LHRCCU

London Heathrow

Mon 2/3

20:20-07:40

1 stop29h 50m

Kolkata Netaji S. Chandra

Thu 5/3

09:15-11:40

1 stop31h 55m

£600

LondonKolkata

LHR - CCU

LHRCCU

London Heathrow

Thu 5/2

08:50-02:40

1 stop12h 20m

Kolkata Netaji S. Chandra

Fri 27/2

03:35-18:10

1 stop20h 05m

£605

LondonKolkata

LHR - CCU

LHRCCU

London Heathrow

Tue 10/2

13:55-20:00

1 stop24h 35m

Kolkata Netaji S. Chandra

Mon 16/2

03:35-18:10

1 stop20h 05m

£609

LondonKolkata

LHR - CCU

LHRCCU

London Heathrow

Sat 28/3

06:40-10:45

2 stops22h 35m

Kolkata Netaji S. Chandra

Wed 15/4

19:00-20:25

2 stops29h 55m

£615

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 22 results
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2
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Best time to book a flight from Heathrow to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from Heathrow 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 London Heathrow Airport to Kolkata

How far ahead should I book a flight from London Heathrow Airport to Kolkata?

Use this chart to determine the optimal time to book a return flight from Heathrow to Kolkata. Price data was last updated on 16 January 2026.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Kolkata, you should look to book at least 21 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 London Heathrow Airport to Kolkata?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Kolkata (average of £361). Flying from London Heathrow Airport to Kolkata in December is currently the most expensive (average of £541). 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.

Reviews of airlines servicing Kolkata

Get insights into the airlines that provide service to Kolkata. 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 Kolkata. Reviews last updated 23 January 2026.
Check out reviews from past customers who have flown with Emirates, Qatar Airways, andEtihad Airways from London Heathrow Airport to Kolkata to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,486 reviews
Check prices

Crew

8.3

Food

7.9

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
Emirates
8.1
Very Good
3,486 reviews
Emirates
8.1
Very Good
3,486 reviews
Check prices

Crew

8.3

Food

7.9

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
Qatar Airways
7.4
Good
3,720 reviews
Emirates
8.1
Very Good
3,486 reviews
Check prices

Crew

8.3

Food

7.9

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
Etihad Airways
7.3
Good
1,374 reviews
Emirates
8.1
Very Good
3,486 reviews
Check prices

Crew

8.3

Food

7.9

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
IndiGo
6.8
Okay
527 reviews
Emirates
8.1
Very Good
3,486 reviews
Check prices

Crew

8.3

Food

7.9

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
Air India
5.5
Fair
2,977 reviews
Emirates
8.1
Very Good
3,486 reviews
Check prices

Crew

8.3

Food

7.9

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Kolkata. 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 into for flights to Kolkata from London Heathrow?

    Kolkata Netaji S. Chandra (CCU), located 8.3 mi from the city center, is the airport you fly into when you book flights from London Heathrow to Kolkata. 8 airlines have flights to Netaji S. Chandra from London Heathrow on a regular basis. Booking flights from London Heathrow to Kolkata Netaji S. Chandra should not be difficult; the airport handles an average of 0 inbound flights from London Heathrow per day.

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

    Airlines like Air India and Etihad Airways fly from London Heathrow Airport to Kolkata in about 17h 35m. The time it takes to get you to your destination can typically vary by up to 1h 05m. London Heathrow Airport and Kolkata are separated by a distance of 4957 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    According to our current data, Air India (£402), KLM (£410), and Etihad Airways (£425) offers the cheapest pricing from London Heathrow Airport to Kolkata. Air India is priced at 32% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from London Heathrow Airport to Kolkata one-way?

    £227 is the cheapest one-way deal found within the past few days, from Air India. You may also be able to find cheap deals on Qatar Airways and Etihad Airways, with prices starting from £272 and £279, respectively.

  • Where are the most common stopover locations when flying from London Heathrow Airport to Kolkata?

    Of the flights from London Heathrow Airport to Kolkata that have stopovers, most of them stop in New Delhi. Mumbai is the second most popular location for stopovers on flights from London Heathrow Airport to Kolkata.

  • What are some popular things to do or see while on a stopover in New Delhi?

    The majority of New Delhi visitors spend their time at Karol Bagh, Lajpat Nagar Central Market, and Gurudwara Bangla Sahib. Travelers on a layover in New Delhi can visit Karol Bagh, Lajpat Nagar Central Market, and Gurudwara Bangla Sahib, by traveling 8.7 mi, 8.7 mi, and 8.2 mi, respectively after landing at New Delhi Indira Gandhi Intl. Those landing in New Delhi looking to spend some time exploring during their stopover can hire a car for about £33 per day.

  • Where are the least popular stopover locations for London Heathrow Airport to Kolkata flights?

    London Heathrow Airport to Kolkata flights that have stopovers will least frequently stop in Doha. Abu Dhabi follows Doha in terms of the least common stopover location on London Heathrow Airport to Kolkata flights.

  • Can I find deals for flights from Heathrow to Kolkata that include hotel bookings?

    Yes. In addition to deals on Heathrow to Kolkata flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Kolkata?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Kolkata.

  • Can I find deals for business class flights from Heathrow to Kolkata?

    Yes. Cheapflights offers flight deals from Heathrow to Kolkata 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 London Heathrow Airport to Kolkata?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Kolkata (average of £361). Flying from London Heathrow Airport to Kolkata in December is currently the most expensive (average of £541). 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

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Fly from Heathrow to Kolkata on these airlines

Choose from the following airlines for your flight from Heathrow to Kolkata. Flights are based on user searches made on Cheapflights and were last updated on 23 January 2026.
Air India flights from London Heathrow to Kolkata Netaji S. Chandra
Etihad Airways flights from London Heathrow to Kolkata Netaji S. Chandra
Qatar Airways flights from London Heathrow to Kolkata Netaji S. Chandra

Top 8 airlines flying from Heathrow to Kolkata

Discover the top 8 airlines that operate flights from Heathrow to Kolkata. 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 23 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest£402Average£557FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
KLMCheapest£410Average£471FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£425Average£559FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
IndiGoCheapest£443Average£594FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Qatar AirwaysCheapest£490Average£601FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£533Average£643FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Virgin AtlanticCheapest£566Average£783FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£576Average£961FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Heathrow to Kolkata?

Cheapflights helps you search for flights from Heathrow to Kolkata via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Kolkata for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Kolkata, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Kolkata become cheaper?

Yes! Start tracking prices for Heathrow to Kolkata flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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