Cheap flights from Kolkata to London

Demand on this long-haul route tends to peak during school holidays and around major festivals in both India and Britain, which can affect availability and timing. June stands out as the cheapest month to travel based on current pricing data, while October through July all show available fares for comparison. Weekday departures often provide more flexibility than weekend flights, and booking ahead of holiday periods gives you better choices across airlines.

Every carrier on this route requires at least one connection since no nonstop service exists between Kolkata and London. Etihad Airways and Qatar Airways typically route through their Middle Eastern hubs, adding transit time but offering integrated baggage handling. Emirates follows a similar pattern from Dubai, while British Airways connects via Heathrow for passengers coming from India. Low-cost options like Akasa Air, Indigo and Spicejet Ltd may offer cheaper base fares but require you to manage connections yourself if tickets are separate.

Getting into London depends heavily on which airport your flight lands at, since each destination offers different transport links. Heathrow provides the most comprehensive rail and coach connections including express services to central stations. Gatwick has a dedicated train service running every few minutes, while Stansted relies primarily on coaches for transfers. London City sits closest to the centre with quick train access, though it receives fewer flights. Luton requires a shuttle bus connection before reaching railway services.

Currency

GBP (£)

Power sockets

Type G · 230 V

Language

English

Emergency number

112, 999

Calling code

+44

Internet domain

.uk

Population of London

8.8 M (2021)

Time zone

UTC+00 (Europe/London)

Country facts: Wikidata

• Verify which visa or entry requirements apply to UK immigration before you travel from India
• Check baggage allowances carefully since low-cost carriers charge separately for checked items
• Confirm whether your tickets cover the full journey through connecting airports on one booking
• Review departure times at Subhas Chandra Bose to allow enough ground time before check-in
• Consider how school holidays in both countries affect peak pricing on this route