Find flights
When to book
Airlines
FAQs

Cheap flights from Kolkata to London from ₹ 21,562

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — LON
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap 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 10 March 2026.

Fri 22/515:15
CCU
-
LHR
1 stop33h 35m
Air India
Tue 2/613:15
LHR
-
CCU
1 stop16h 00m
Air India
Deal found 6/3₹ 54,826
Fri 3/404:10
CCU
-
LHR
1 stop31h 20m
Etihad Airways
Fri 10/421:45
LHR
-
CCU
1 stop24h 45m
Etihad Airways
Deal found 5/3₹ 56,392
Wed 20/522:05
CCU
-
LHR
1 stop26h 45m
Air India
Thu 4/613:50
LHR
-
CCU
1 stop25h 35m
Air India
Deal found 6/3₹ 56,669
Fri 3/404:10
CCU
-
LHR
1 stop19h 05m
Etihad Airways
Thu 16/409:30
LHR
-
CCU
1 stop30h 30m
Etihad Airways
Deal found 9/3₹ 56,853
Tue 28/404:10
CCU
-
LHR
1 stop19h 05m
Etihad Airways
Mon 18/509:30
LHR
-
CCU
1 stop13h 00m
Etihad Airways
Deal found 7/3₹ 57,037
Fri 24/722:00
CCU
-
LHR
2 stops23h 10m
Multiple Airlines
Thu 17/906:00
LHR
-
CCU
2 stops17h 45m
Multiple Airlines
Deal found 5/3₹ 57,130
Fri 22/504:10
CCU
-
LHR
1 stop15h 25m
Etihad Airways
Tue 2/614:45
LHR
-
CCU
1 stop25h 15m
Etihad Airways
Deal found 9/3₹ 57,590
Mon 23/320:45
CCU
-
LHR
1 stop26h 10m
IndiGo
Fri 17/419:50
LHR
-
CCU
1 stop34h 25m
IndiGo
Deal found 5/3₹ 57,682
Tue 21/404:10
CCU
-
LHR
1 stop19h 05m
Etihad Airways
Tue 28/420:45
LHR
-
CCU
1 stop19h 15m
Etihad Airways
Deal found 7/3₹ 57,775
Fri 1/505:20
CCU
-
LHR
1 stop16h 55m
IndiGo
Wed 13/520:10
LHR
-
CCU
1 stop17h 35m
IndiGo
Deal found 8/3₹ 57,867
Wed 25/309:15
CCU
-
STN
1 stop32h 20m
Emirates
Mon 6/421:05
STN
-
CCU
1 stop30h 35m
Emirates
Deal found 9/3₹ 64,870
Wed 11/303:25
CCU
-
LGW
1 stop32h 00m
Multiple Airlines
Thu 9/406:00
LGW
-
CCU
2 stops31h 30m
Multiple Airlines
Deal found 8/3₹ 65,054

Find 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 10 March 2026.

Round-trip from

₹ 54,826

One-way from

₹ 21,562

Popular in

April

Cheapest in

February

Average price

₹ 68,003
Air India
  • Air India
  • 22/5-2/6
  • 2 total stops
  • 49h 35m total
  • Kolkata to London
Search Deals
IndiGo
  • IndiGo
  • 9/5
  • 1 total stop
  • 16h 55m total
  • Kolkata to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (₹ 139,997 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (₹ 52,493 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 10 March 2026.
Use the filters below to find and compare flights from Kolkata to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 1/5

04:10-18:45

1 stop19h 05m

London Heathrow

Tue 5/5

21:45-20:30

1 stop18h 15m

₹ 59,617

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Sun 29/3

04:10-14:05

1 stop15h 25m

London Heathrow

Thu 9/4

09:30-03:00

1 stop13h 00m

₹ 61,645

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Fri 27/3

03:35-06:00

1 stop31h 55m

London Heathrow

Tue 7/4

21:45-20:30

1 stop18h 15m

₹ 65,791

KolkataLondon

CCU - STN

CCUSTN

Kolkata Netaji S. Chandra

Thu 26/3

09:15-17:55

1 stop14h 10m

London Stansted

Wed 8/4

14:55-08:10

1 stop12h 45m

₹ 66,620

KolkataLondon

CCU - STN

CCUSTN

Kolkata Netaji S. Chandra

Fri 24/4

20:55-18:45

1 stop26h 20m

London Stansted

Fri 1/5

21:05-08:10

1 stop30h 35m

₹ 66,989

KolkataLondon

CCU - LGW

CCULGW

Kolkata Netaji S. Chandra

Thu 7/5

09:50-21:30

1 stop16h 10m

London Gatwick

Mon 11/5

10:05-08:10

1 stop17h 35m

₹ 67,358

KolkataLondon

CCU - STN

CCUSTN

Kolkata Netaji S. Chandra

Wed 10/6

09:50-12:55

1 stop31h 35m

London Stansted

Sun 14/6

14:55-08:10

1 stop12h 45m

₹ 68,555

KolkataLondon

CCU - LGW

CCULGW

Kolkata Netaji S. Chandra

Thu 21/5

09:50-21:30

1 stop16h 10m

London Gatwick

Sun 31/5

14:35-08:10

1 stop13h 05m

₹ 69,477

KolkataLondon

CCU - STN

CCUSTN

Kolkata Netaji S. Chandra

Mon 20/4

21:15-12:55

2 stops20h 10m

London Stansted

Mon 27/4

06:20-12:30

2 stops25h 40m

₹ 70,306

KolkataLondon

CCU - LHR

CCULHR

Kolkata Netaji S. Chandra

Thu 7/5

09:50-20:15

1 stop14h 55m

London Heathrow

Mon 11/5

20:40-08:10

1 stop31h 00m

₹ 70,490

Flights are sorted by cheapest return flights first.

Deals found on 5/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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 6 March 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, November is the cheapest month in which you can book a flight from Kolkata to London (average of ₹ 53,167). Flying from Kolkata to London in April is currently the most expensive (average of ₹ 67,450). 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 ₹ 51,873.

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 Dubai (DXB) have the shortest average one-way travel time for one-stop routes: 13h 30m.

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 30m.

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 10 March 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
3,540 reviews
Check prices

Entertainment

8.2

Crew

8.3

Comfort

8.0

Overall

8.1

Boarding

8.1

Food

7.9

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
3,540 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Entertainment

8.2

Crew

8.3

Comfort

8.0

Overall

8.1

Boarding

8.1

Food

7.9

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
3,744 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Entertainment

8.2

Crew

8.3

Comfort

8.0

Overall

8.1

Boarding

8.1

Food

7.9

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
7.4
Good
1,425 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Entertainment

8.2

Crew

8.3

Comfort

8.0

Overall

8.1

Boarding

8.1

Food

7.9

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
2,969 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Entertainment

8.2

Crew

8.3

Comfort

8.0

Overall

8.1

Boarding

8.1

Food

7.9

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, Emirates, and SWISS fly from Kolkata to London in about 14h 10m. The time it takes to get you to your destination can typically vary by up to 4h 55m. Airlines will cover a distance of 7921 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 (₹ 54,707), Emirates (₹ 58,631), and Air India (₹ 59,450) offers the cheapest pricing from Kolkata to London. These flights start at 19% 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 Etihad Airways (₹ 19,825), IndiGo (₹ 21,314), and Air India (₹ 22,207).

  • 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 Stansted.

  • 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, November is the cheapest month in which you can book a flight from Kolkata to London (average of ₹ 53,167). Flying from Kolkata to London in April is currently the most expensive (average of ₹ 67,450). 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
Hounslow
Redhill
Dagenham
Hayes
Sutton
Hatfield
Milton Keynes
Ilford
Crawley
Gatwick
Southall
Wembley
Kingston upon Thames

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.

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 10 March 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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest₹ 54,707Average₹ 68,422FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
EmiratesCheapest₹ 58,631Average₹ 78,439FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Air IndiaCheapest₹ 59,450Average₹ 73,425FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Qatar AirwaysCheapest₹ 65,396Average₹ 71,332FlexibilityNo 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.

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.