Cheapest return flights from Kolkata to London in January from $645

AirHint found the following cheapest return flights from Kolkata (CCU) to London (STN) in January 2026 (see full year).

Return flights

22 Jan - 27 Jan Air India
12 Jan - 18 Jan Air India
23 Jan - 28 Jan Emirates
23 Jan - 26 Jan Emirates
08 Jan - 15 Jan IndiGo
25 Jan - 01 Feb Emirates
12 Jan - 19 Jan Emirates
12 Jan - 04 Feb Emirates
13 Jan - 04 Feb Emirates
11 Jan - 19 Jan Emirates
09 Jan - 23 Jan Emirates

Also check the deals for one-way flights from Kolkata to London in January.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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