Cheapest one-way flights from Kolkata to London in September from $305

AirHint found the following cheapest one-way flights from Kolkata (CCU) to London (LGW) in September 2025 (see full year).

One-Way flights

10 Sep Qatar Airways
11 Sep Qatar Airways
22 Sep Qatar Airways
17 Sep Qatar Airways
19 Sep Qatar Airways
29 Sep Qatar Airways
12 Sep Qatar Airways
09 Sep Qatar Airways
20 Sep Qatar Airways
25 Sep IndiGo

Also check the deals for return flights from Kolkata to London in September.

Skyscanner

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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