AirHint found the following cheapest one-way flights from Kolkata (CCU) to London (LTN) in April 2026 (see full year).
One-Way flights
| 30 Apr | IndiGo | ||
| 21 Apr | Emirates | ||
| 18 Apr | IndiGo | ||
| 24 Apr | Akasa Air | ||
| 15 Apr | IndiGo | ||
| 25 Apr | Air India | ||
| 16 Apr | IndiGo | ||
| 26 Apr | Etihad Airways | ||
| 19 Apr | Etihad Airways | ||
| 02 Apr | IndiGo |
Also check the deals for return flights from Kolkata to London in April.
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