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Cheap flights from Kolkata to London from ₹ 21,715

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — LON
19 Feb — 26 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kolkata to London

Discover tips and strategies to find the most affordable flight options for your journey from Kolkata (CCU) to London (LON). 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 20 January 2026.

Round-trip from

₹ 52,698

One-way from

₹ 21,715

Popular in

April

Cheapest in

May

Average price

₹ 69,870
4/3-11/3
  • 4/3-11/3
  • 4 total stops
  • 46h 40m total
  • Kolkata to London
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4/2
  • 4/2
  • 2 total stops
  • 35h 25m total
  • Kolkata to London
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 0% potential price decrease (₹ 21,471 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find flight deals from Kolkata to London

Enter your travel dates to find the best prices.

Cheapest flights from Kolkata to London
Explore the most affordable flight options available from Kolkata to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 January 2026.

Wed 4/323:00
CCU
-
LHR
1 stop17h 35m
Multiple Airlines
Wed 11/320:50
LHR
-
CCU
3 stops29h 05m
Multiple Airlines
Deal found 18/1₹ 52,698
Thu 5/321:40
CCU
-
STN
3 stops32h 10m
Multiple Airlines
Thu 12/308:45
STN
-
CCU
2 stops17h 30m
Multiple Airlines
Deal found 19/1₹ 53,788
Wed 4/320:55
CCU
-
LHR
1 stop23h 05m
Etihad Airways
Wed 11/320:55
LHR
-
CCU
1 stop24h 15m
Etihad Airways
Deal found 18/1₹ 54,424
Sun 25/101:40
CCU
-
STN
3 stops40h 55m
Multiple Airlines
Thu 5/212:45
STN
-
CCU
3 stops25h 45m
Multiple Airlines
Deal found 19/1₹ 55,151
Mon 2/203:35
CCU
-
LHR
1 stop16h 25m
Etihad Airways
Tue 10/220:55
LHR
-
CCU
1 stop17h 35m
Etihad Airways
Deal found 19/1₹ 55,514
Sat 24/101:40
CCU
-
STN
3 stops40h 10m
Multiple Airlines
Thu 5/212:45
STN
-
CCU
3 stops25h 45m
Multiple Airlines
Deal found 19/1₹ 55,605
Thu 5/309:30
CCU
-
LHR
1 stop15h 20m
IndiGo
Thu 12/316:30
LHR
-
CCU
1 stop14h 40m
IndiGo
Deal found 19/1₹ 56,150
Tue 17/217:30
CCU
-
LHR
2 stops20h 05m
Multiple Airlines
Tue 24/207:40
LHR
-
CCU
2 stops19h 30m
Multiple Airlines
Deal found 20/1₹ 58,149
Thu 21/508:30
CCU
-
LHR
1 stop15h 00m
Air India
Wed 3/620:35
LHR
-
CCU
1 stop14h 10m
Air India
Deal found 19/1₹ 58,604
Mon 9/320:55
CCU
-
LHR
1 stop15h 15m
Etihad Airways
Thu 16/420:50
LHR
-
CCU
1 stop19h 00m
Etihad Airways
Deal found 18/1₹ 58,694
Mon 9/203:35
CCU
-
LHR
1 stop20h 05m
Etihad Airways
Sat 9/521:45
LHR
-
CCU
1 stop18h 15m
Etihad Airways
Deal found 20/1₹ 58,967
Sat 7/203:35
CCU
-
LHR
1 stop20h 05m
Etihad Airways
Mon 4/509:30
LHR
-
CCU
1 stop12h 50m
Etihad Airways
Deal found 19/1₹ 59,149

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kolkata to London 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 20 January 2026.
Use the filters below to find and compare flights from Kolkata to London that are best for you.

Fly from

Kolkata

Fly to

London

Route

Depart

Return

Price

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Wed 4/3

23:00-11:05

1 stop17h 35m

London Heathrow

Wed 11/3

20:50-07:25

3 stops29h 05m

₹ 52,698

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Tue 17/2

17:30-08:05

2 stops20h 05m

London Heathrow

Tue 24/2

07:40-08:40

2 stops19h 30m

₹ 58,240

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Mon 9/2

03:35-18:10

1 stop20h 05m

London Heathrow

Sat 9/5

21:45-20:30

1 stop18h 15m

₹ 58,967

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Mon 9/2

03:35-14:30

1 stop16h 25m

London Heathrow

Thu 7/5

09:30-03:00

1 stop13h 00m

₹ 58,967

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 13/2

03:35-06:40

1 stop32h 35m

London Heathrow

Tue 5/5

20:50-20:30

1 stop19h 10m

₹ 58,967

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sat 7/2

03:35-06:40

1 stop32h 35m

London Heathrow

Fri 8/5

20:50-03:00

1 stop25h 40m

₹ 58,967

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 22/5

03:45-07:00

1 stop31h 45m

London Heathrow

Thu 4/6

20:50-20:20

1 stop19h 00m

₹ 58,967

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sat 7/2

03:35-06:40

1 stop32h 35m

London Heathrow

Mon 4/5

09:30-03:00

1 stop13h 00m

₹ 58,967

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 22/5

03:45-07:00

1 stop31h 45m

London Heathrow

Sat 6/6

21:45-20:20

1 stop18h 05m

₹ 58,967

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sat 7/2

03:35-18:10

1 stop20h 05m

London Heathrow

Sun 3/5

09:30-20:30

1 stop30h 30m

₹ 58,967

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 60 results
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Best time to book a flight from Kolkata to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

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

To ensure you get the cheapest price possible for a flight from Kolkata to London, you should look to book at least 14 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?

Currently, June is the cheapest month in which you can book a flight from Kolkata to London (average of ₹ 46,519). Flying from Kolkata to London in January is currently the most expensive (average of ₹ 65,963). 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.

What’s the top stopover airport for flights from Kolkata to London?

Share of one-stop return flights from Kolkata to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Dubai (DXB) – chosen by Cheapflights users on 41% of one-stop itineraries from Kolkata to London on Cheapflights.

What’s the cheapest stopover airport for flights from Kolkata to London?

Average return fare for one-stop flights from Kolkata to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Abu Dhabi (AUH) is the most affordable one-stop option, with an average return flight price of ₹ 51,149.

What’s the fastest stopover option from Kolkata to London?

Shortest average travel time for one-stop one-way flights from Kolkata to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via New Delhi (DEL) have the shortest average one-way travel time for one-stop routes: 13h 35m.

Which airport typically offers the quickest stopover for flights from Kolkata to London?

Average stopover duration for one-stop one-way flights from Kolkata to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Dubai (DXB) offer the fastest connection on this route, with an average stopover time of 1h 27m.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 20 January 2026.
Get a feel of what it's like to fly with Emirates, Qatar Airways, andEtihad Airways from Kolkata to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,484 reviews
Check prices

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Comfort

8.0

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
3,484 reviews
Emirates
8.1
Very Good
3,484 reviews
Check prices

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Comfort

8.0

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.
Qatar Airways
7.4
Good
3,720 reviews
Emirates
8.1
Very Good
3,484 reviews
Check prices

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Comfort

8.0

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
1,373 reviews
Emirates
8.1
Very Good
3,484 reviews
Check prices

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Comfort

8.0

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
2,977 reviews
Emirates
8.1
Very Good
3,484 reviews
Check prices

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Comfort

8.0

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 London. 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?

    Kolkata Netaji S. Chandra (CCU) is the airport you will fly out of if you book a flight from Kolkata to London. You should not have trouble finding flights to London from Netaji S. Chandra; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Kolkata airport to London. It is only a 13.4 km journey to Netaji S. Chandra (CCU) from Kolkata’s city centre.

  • How long is the flight from Kolkata to London?

    Airlines like Etihad Airways, SWISS, and Qatar Airways fly from Kolkata to London in about 13h 55m. The time it takes to get you to your destination can typically vary by up to 6h 50m. Airlines will cover a distance of 7968 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    According to our current data, Etihad Airways (₹ 53,943), Air India (₹ 54,753), and Emirates (₹ 57,812) offers the cheapest pricing from Kolkata to London. These flights start at 20% lower than the current average price 3 months from now.

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

    The cheapet airlines for a one-way flight from Kolkata to London are IndiGo (₹ 21,016), Etihad Airways (₹ 21,474), and Air India (₹ 22,220).

  • What are the most popular routes from Kolkata to London?

    The most popular route from Kolkata to London is Kolkata Netaji S. Chandra - London Heathrow. You may also consider Kolkata Netaji S. Chandra - London Gatwick or Kolkata Netaji S. Chandra - London City.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kolkata to London 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?

    Currently, June is the cheapest month in which you can book a flight from Kolkata to London (average of ₹ 46,519). Flying from Kolkata to London in January is currently the most expensive (average of ₹ 65,963). 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?

Book flights to London if you plan to visit one of these locations
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Browse thousands of different options on Cheapflights for your next trip

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Fly from Kolkata to London on these airlines

Choose from the following airlines for your flight from Kolkata to London. Flights are based on user searches made on Cheapflights and were last updated on 20 January 2026.
Emirates flights from Kolkata Netaji S. Chandra to London
Air India flights from Kolkata Netaji S. Chandra to London

Top 4 airlines flying from Kolkata to London

Discover the top 4 airlines that operate flights from Kolkata to London. 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 20 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest₹ 53,943Average₹ 67,468FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air IndiaCheapest₹ 54,753Average₹ 71,154FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
EmiratesCheapest₹ 57,812Average₹ 76,519FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qatar AirwaysCheapest₹ 63,211Average₹ 70,530FlexibilityNo cancel feeOn-time68%
Search Qatar 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 Kolkata to London?

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 London from Kolkata today with Cheapflights!

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

Cheapflights helps you find that perfect flight to London from Kolkata by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to London 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 London become cheaper?

Of course! You can now track prices for flights from Kolkata to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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