Cheapest one-way flights from London to Kathmandu in September from $281

AirHint found the following cheapest one-way flights from London (LHR) to Kathmandu (KTM) in September 2025 (see full year).

One-Way flights

06 Sep British Airways
07 Sep British Airways
05 Sep British Airways
04 Sep British Airways
29 Sep British Airways
02 Sep Scandinavian Airlines
19 Sep British Airways
22 Sep British Airways
17 Sep Turkish Airlines
01 Sep British Airways

Also check the deals for return flights from London to Kathmandu 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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