Cheap flights from Kolkata to London Heathrow Airport from £206

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 15/2. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — LHR
24 Jan — 31 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Kolkata Netaji S. Chandra to London Heathrow are usually found in March or November, booked 17 days in advance, depart on a Friday or Thursday and return on a Monday

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 25 December 2025.

Thu 25/1207:00CCU - LHR
1 stop17h 50mAir India
Thu 1/121:05LHR - CCU
1 stop20h 20mAir India
Deal found 24/12£556
Fri 26/1206:10CCU - LHR
1 stop17h 05mIndiGo
Fri 2/119:50LHR - CCU
1 stop18h 55mIndiGo
Deal found 24/12£595
Thu 25/1209:55CCU - LHR
1 stop14h 55mAir India
Sun 28/1221:05LHR - CCU
1 stop20h 20mAir India
Deal found 23/12£625
Fri 26/1217:30CCU - LHR
2 stops20h 05mSWISS
Fri 2/120:05LHR - CCU
2 stops32h 15mSWISS
Deal found 24/12£685
Thu 25/1211:15CCU - LHR
1 stop36h 00mMultiple Airlines
Sun 28/1207:00LHR - CCU
2 stops31h 30mMultiple Airlines
Deal found 23/12£690
Thu 25/1221:00CCU - LHR
3 stops22h 10mSWISS
Sun 28/1206:00LHR - CCU
2 stops22h 20mSWISS
Deal found 23/12£810
Thu 25/1221:30CCU - LHR
2 stops17h 00mKLM
Thu 1/106:30LHR - CCU
2 stops19h 45mKLM
Deal found 24/12£869
Fri 26/1223:00CCU - LHR
1 stop17h 35mMultiple Airlines
Fri 2/109:30LHR - CCU
2 stops17h 40mMultiple Airlines
Deal found 24/12£942
Wed 24/1203:25CCU - LHR
1 stop14h 20mQatar Airways
Thu 1/110:10LHR - CCU
2 stops34h 15mQatar Airways
Deal found 24/12£1,093

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 25 December 2025.

Round-trip from

£451

One-way from

£206

Popular in

April

Cheapest in

March

Average price

£569
Etihad Airways
  • Etihad Airways
  • 10/6-22/9
  • 2 total stops
  • 43h 50m total
  • Kolkata to London
IndiGo
  • IndiGo
  • 15/2
  • 1 total stop
  • 29h 05m total
  • Kolkata to London
Highest demand for flights based on searches. 0% potential increase in price (£3 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Average for round-trip flights in December 2025

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 25 December 2025.
Use the filters below to find and compare flights from Kolkata to London Heathrow Airport that are best for you.

Fly from

Kolkata

Fly to

Heathrow

Route

Depart

Return

Price

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 20/5

08:30-19:00

1 stop15h 00m

London Heathrow

Thu 4/6

14:00-09:45

1 stop15h 15m

£471

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sun 8/2

08:15-15:45

1 stop37h 00m

London Heathrow

Sun 15/2

21:30-04:35

1 stop25h 35m

£491

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 20/1

06:00-19:30

1 stop19h 00m

London Heathrow

Sun 25/1

21:05-22:55

1 stop20h 20m

£502

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 20/1

20:55-14:30

1 stop23h 05m

London Heathrow

Sun 25/1

08:50-20:00

1 stop29h 40m

£503

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sun 8/2

21:30-13:45

2 stops21h 45m

London Heathrow

Sun 15/2

15:45-20:15

2 stops23h 00m

£515

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sun 22/3

21:30-09:00

2 stops17h 00m

London Heathrow

Sat 22/8

06:30-07:30

2 stops20h 30m

£532

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 17/4

06:20-18:20

1 stop16h 30m

London Heathrow

Tue 1/9

20:20-15:35

1 stop14h 45m

£534

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Thu 29/1

09:15-07:10

1 stop27h 25m

London Heathrow

Sun 1/2

22:00-07:40

1 stop28h 10m

£545

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 30/1

06:10-17:45

1 stop17h 05m

£221

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Mon 2/2

21:30-13:45

2 stops21h 45m

£223

Flights are sorted by cheapest return flights first.

Deals found on 24/12

Showing 1-10 of 20 results
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?

Use this chart to determine the optimal time to book a return flight from Kolkata to Heathrow. Price data was last updated on 19 December 2025.

To ensure you get the cheapest price possible for a flight from Kolkata to London Heathrow Airport, you should look to book at least 17 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, November is the cheapest month in which you can book a flight from Kolkata to London Heathrow Airport (average of £426). Flying from Kolkata to London Heathrow Airport in January is currently the most expensive (average of £537). 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 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 25 December 2025.
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.

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Boarding

8.1

Crew

8.3

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.

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Boarding

8.1

Crew

8.3

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.

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Boarding

8.1

Crew

8.3

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.

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Boarding

8.1

Crew

8.3

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.

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Boarding

8.1

Crew

8.3

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 Air India, IndiGo, and Etihad Airways fly from Kolkata to London Heathrow Airport in about 15h. The time it takes to get you to your destination can typically vary by up to 22h. 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 (£427), Etihad Airways (£435), and Qatar Airways (£533) offers the cheapest pricing from Kolkata to London Heathrow Airport. These flights start at 26% 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 IndiGo, which is currently one of the cheapest options available, starting at £182. Air India flights start at £202 while deals on Etihad Airways start at £206 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, November is the cheapest month in which you can book a flight from Kolkata to London Heathrow Airport (average of £426). Flying from Kolkata to London Heathrow Airport in January is currently the most expensive (average of £537). 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
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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.

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 25 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest£427Average£537FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest£435Average£592FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£533Average£571FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£536Average£590FlexibilityNo cancel feeOn-time75%
Search Emirates flights

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