AirHint found the following cheapest return flights from Kolkata (CCU) to London (LGW) in January 2026 (see full year).
Return flights
| 20 Jan - 24 Jan | IndiGo | ||
| 05 Jan - 12 Jan | IndiGo | ||
| 12 Jan - 26 Jan | Emirates | ||
| 09 Jan - 23 Jan | Emirates | ||
| 05 Jan - 21 Jan | Emirates | ||
| 02 Jan - 18 Jan | Qatar Airways |
Also check the deals for one-way flights from Kolkata to London in January.
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