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Flights from London to Kolkata

London to Kolkata Flight Overview

The distance between London and Kolkata is approximately 7,960.83km. According to Trip.com data, travel demand is highest in July. August is generally the cheapest month to book.

Cheapest one-way
£273
Air India Air India LON-CCU 15h 5m · 1 stop Tue, Sep 22
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Cheapest return
£482
IndiGo IndiGo LON-CCU 34h · 2 stops Wed, Sep 9 - Wed, Sep 16
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Recommended airlines
Air India Air India Cheapest · From £273 Etihad Airways Etihad Airways Most booked
Best time to book
November
Cheapest
July
Peak season for travel
Route details
7,960.83km
Flight distance

Find the cheapest flight options from London to Kolkata over the next three months. Book one-way tickets from £273 and round-trip tickets from £482.

      • LHR 20:15
        34h
        1 stop
        CCU 10:45
        London - Kolkata | Wed, Sep 9 | IndiGo
        CCU 16:15
        30h
        1 stop
        LHR 17:45
        Kolkata - London | Wed, Sep 16 | IndiGo
        £482 £562
        14% off
        14% off
        £562 £482
      • LHR 20:15
        25h
        1 stop
        CCU 01:45
        London - Kolkata | Mon, Sep 14 | IndiGo
        CCU 12:00
        34h 40m
        1 stop
        LHR 18:10
        Kolkata - London | Sun, Sep 20 | IndiGo
        £484 £562
        14% off
        14% off
        £562 £484
      • LHR 20:05
        31h 40m
        1 stop
        CCU 08:15
        London - Kolkata | Sat, Aug 15 | IndiGo
        CCU 06:00
        32h 45m
        1 stop
        LHR 10:15
        Kolkata - London | Tue, Aug 18 | Air India
        £486 £562
        14% off
        14% off
        £562 £486
      • LHR 20:15
        19h 30m
        1 stop
        CCU 20:15
        London - Kolkata | Sun, Sep 13 | IndiGo
        CCU 10:15
        36h 25m
        1 stop
        LHR 18:10
        Kolkata - London | Sun, Sep 20 | IndiGo
        £489
        13% off
        £562 £489
      • LHR 20:15
        35h 45m
        1 stop
        CCU 12:30
        London - Kolkata | Mon, Sep 21 | IndiGo
        CCU 14:00
        32h 40m
        1 stop
        LHR 18:10
        Kolkata - London | Thu, Sep 24 | IndiGo
        £489
        13% off
        £562 £489
      • LGW 09:00
        13h
        1 stop
        CCU 02:30
        London - Kolkata | Wed, Sep 2 | Qatar Airways
        CCU 04:00
        14h 40m
        1 stop
        LHR 14:10
        Kolkata - London | Wed, Sep 9 | Qatar Airways
        £491
        13% off
        £562 £491
      • LHR 09:30
        12h 55m
        1 stop
        CCU 02:55
        London - Kolkata | Thu, Sep 10 | Etihad Airways
        CCU 03:50
        31h 40m
        1 stop
        LHR 07:00
        Kolkata - London | Tue, Sep 15 | Etihad Airways
        £492
        12% off
        £562 £492
      • LHR 13:15
        16h 5m
        1 stop
        CCU 09:50
        London - Kolkata | Mon, Sep 14 | Air India
        CCU 22:05
        26h 45m
        1 stop
        LHR 20:20
        Kolkata - London | Mon, Sep 21 | Air India
        £493
        12% off
        £562 £493
      • LHR 20:45
        19h 15m
        1 stop
        CCU 20:30
        London - Kolkata | Sat, Sep 26 | Etihad Airways
        CCU 21:30
        19h 45m
        1 stop
        LHR 12:45
        Kolkata - London | Fri, Oct 2 | Etihad Airways
        £494
        12% off
        £562 £494
      • LHR 09:30
        30h 30m
        1 stop
        CCU 20:30
        London - Kolkata | Thu, Sep 17 | Etihad Airways
        CCU 21:30
        25h 45m
        1 stop
        LHR 18:45
        Kolkata - London | Wed, Sep 23 | Etihad Airways
        £494
        12% off
        £562 £494
      • LON 13:00
        17h 25m
        1 stop
        CCU 14:00
        London - Kolkata | Mon, Aug 10 | Normal Airline
        CCU 15:00
        6h
        Direct
        LON 16:00
        Kolkata - London | Wed, Aug 12 | Normal Airline
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      • LHR 13:15
        15h 5m
        1 stop
        CCU 08:50
        London - Kolkata | Tue, Sep 22 | Air India
        £273 £339
        19% off
        19% off
        £339 £273
      • LHR 09:30
        30h 30m
        1 stop
        CCU 20:30
        London - Kolkata | Sat, Sep 12 | Etihad Airways
        £294 £339
        13% off
        13% off
        £339 £294
      • LHR 21:45
        18h 15m
        1 stop
        CCU 20:30
        London - Kolkata | Tue, Sep 29 | Etihad Airways
        £295 £339
        13% off
        13% off
        £339 £295
      • LHR 14:45
        31h 40m
        1 stop
        CCU 02:55
        London - Kolkata | Fri, Sep 25 | Etihad Airways
        £298
        12% off
        £339 £298
      • LHR 20:45
        25h 40m
        1 stop
        CCU 02:55
        London - Kolkata | Fri, Sep 4 | Etihad Airways
        £298
        12% off
        £339 £298
      • LHR 09:30
        12h 55m
        1 stop
        CCU 02:55
        London - Kolkata | Mon, Aug 24 | Etihad Airways
        £298
        12% off
        £339 £298
      • LHR 09:30
        30h 30m
        1 stop
        CCU 20:30
        London - Kolkata | Tue, Aug 25 | Etihad Airways
        £298
        12% off
        £339 £298
      • LHR 21:45
        24h 40m
        1 stop
        CCU 02:55
        London - Kolkata | Wed, Sep 2 | Etihad Airways
        £298
        12% off
        £339 £298
      • LHR 09:30
        30h 30m
        1 stop
        CCU 20:30
        London - Kolkata | Tue, Sep 15 | Etihad Airways
        £298
        12% off
        £339 £298
      • LHR 09:30
        12h 55m
        1 stop
        CCU 02:55
        London - Kolkata | Mon, Sep 28 | Etihad Airways
        £298
        12% off
        £339 £298
      • LON 13:00
        17h 25m
        1 stop
        CCU 14:00
        London - Kolkata | Mon, Aug 10 | Normal Airline
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Airlines operating flights from London to Kolkata

Choose from 9 airlines flying from London to Kolkata, including Etihad Airways, Air India and Qatar Airways. Air India currently offers the cheapest ticket on this route.
Etihad Airways logo Etihad Airways
Air India logo Air India
Qatar Airways logo Qatar Airways
IndiGo logo IndiGo
Emirates logo Emirates
Virgin Atlantic logo Virgin Atlantic
British Airways logo British Airways
Swiss Airlines logo Swiss Airlines
Aer Lingus logo Aer Lingus
Airlines are determined based on actual purchased flight tickets from London to Kolkata according to previous 12 months data from Trip.com.

Trip.com price insights on flights from London to Kolkata

What is the cheapest month for one-way flights from London to Kolkata?

The average one way ticket price paid by Trip.com users from London to Kolkata in each month over the past 12 months.

Based on Trip.com data, the cheapest month to fly from London to Kolkata is November, with an average price of £311. The most expensive month is usually December, with average prices reaching £557.

£557
£434
£311
£188
    Cheapest
  • £353
    Aug
  • £337
    Sep
  • £378
    Oct
  • £311
    Nov
  • £557
    Dec
  • £379
    Jan
  • £377
    Feb
  • £447
    Mar
  • £415
    Apr
  • £374
    May
  • £342
    Jun
  • £480
    Jul

What is the cheapest month for return flights from London to Kolkata?

Average price of return flights from London to Kolkata purchased by Trip.com users by month over the past 12 months

Based on Trip.com's historical data, June is often the cheapest month for fly from London to Kolkata, with an average price of £534. December is usually the most expensive period, with prices averaging as high as £1,065.

£1,065
£800
£534
£269
    Cheapest
  • £755
    Aug
  • £584
    Sep
  • £657
    Oct
  • £623
    Nov
  • £1,065
    Dec
  • £600
    Jan
  • £596
    Feb
  • £649
    Mar
  • £607
    Apr
  • £606
    May
  • £534
    Jun
  • £719
    Jul

During the Summer bank holiday, which day is cheapest to fly from London to Kolkata?

Data is based on the lowest one-way price from London to Kolkata during Summer bank holiday in the Trip.com database over the past three days.

Summer bank holiday is scheduled for Aug 31. The lowest flight fares from London to Kolkata are available on Aug 29, starting from £297.

£315
£306
£297
£288
  • £315
    28
    Aug
  • £297
    29
  • £302
    30
  • £299
    31
  • £314
    1
    Sep
  • £314
    2

Flight FAQs

  • Which airlines offer the cheapest flights from London (LON) to Kolkata (CCU)?

    Based on Trip.com data, Air India offers one-way fares as low as £273 on Cheapest nonstop routes (e.g. LHR to CCU on Tue, Sep 22), while IndiGo offers Cheapest nonstop round-trips from £482 departing on Wed, Sep 9 and returning on Wed, Sep 16.
  • At the moment, you can catch a direct flight from London to Kolkata with the following airlines, including: IndiGo Virgin Atlantic Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from London to Kolkata is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from London to Kolkata, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Sep 22, with one-way flights priced at just £273.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air India.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Kolkata travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from London to Kolkata is August, when demand for travel is lower.
  • After crunching the numbers on our August flight calendar, it's currently cheapest to fly from London to Kolkata on August 11, 2026 with IndiGo, with prices starting at £512.
  • You can land at any one of the following hubs in Kolkata, with Heathrow Airport to Netaji Subhash Chandra Bose International Airport (LHR-CCU) is by far the most common option on this route: Netaji Subhash Chandra Bose International Airport (CCU).
  • The time difference between Kolkata and London is 5h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from London to Kolkata is £556. Fares vary by travel date, airline and availability.
  • Enter London and Kolkata, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.
  • IndiGo and Wizz Air UKare the most popular budget airlines flying from London to Kolkata. Check baggage, seat and payment fees before comparing the final price.

Flights to Kolkata from London

If you’re looking to book cheap flights from London to Kolkata, Trip.com has you covered. Many people travel from London to Kolkata for the city’s world-famous sights, delicious Indian cuisine and unrivalled shopping scene. A convenient destination, you can fly from London to Kolkata in just over 8 hours, making it the perfect place for a short city break, or even a gateway to explore the rest of India. With prices starting from just £198, there’s never been a better time to book tickets from London to Kolkata and experience all that this incredible city has to offer.

How to find a cheap flights from London to Kolkata

Finding cheap flights from London to Kolkata is easy with our money-saving tips. You can secure the best deals by booking in advance, flying on a weekday rather than a weekend, going incognito when browsing for flights, and choosing to fly with better-priced budget airlines.

Airlines that fly from London to Kolkata

A few airlines offer direct flights from London to Kolkata, including British Airways, Air India

Flight time from London to Kolkata

Flight from London to Kolkata takes around 8 hours in average.

Departure from a London Airport to Kolkata

Flights from London Heathrow Airprot to Kolkata You can get a tube direct from the city centre to the airport. It takes approximately 45 minutes on the Piccadilly Line with prices starting from £5.50, or 30 minutes on the Elizabeth Line for £12.80. You can also get the Heathrow Express from London Paddington in 15 minutes from £5.50, or a 35-minute coach from London Victoria from £6.Flights from London Gatwick Airport to Kolkata The Gatwick Express offers a non-stop train from London Victoria in just 30 minutes for £19.90. Southern and Thameslink also offer trains, with prices starting from £11.30. You can also get a coach from London Victoria to Gatwick from £10 which takes 1.5-2 hours.Flights from London Stansted Airport to Kolkata The Stansted Express takes 50 minutes from London Liverpool street with prices from £9.90. You can also get the Airport Bus Express from here too, which takes around 1 hour and costs £12.Flights from London Luton Airport to Kolkata The Luton Airport Express from London St Pancras takes 32 minutes with tickets from £10, or from just £5, you can get a 1.5 hour National Express Coach from London Victoria.Flights from London City Airport to Kolkata You can get the DLR to London City Airport from Bank in around 20 minutes, with prices starting from just £3.

More Flight Itineraries

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.