Cheapest one-way flights from London to Hanoi in September from $415

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

One-Way flights

27 Sep Shenzhen Airlines
07 Sep Shenzhen Airlines
20 Sep Shenzhen Airlines
10 Sep Shenzhen Airlines
03 Sep Shenzhen Airlines
21 Sep Shenzhen Airlines
01 Sep China Southern
14 Sep Shenzhen Airlines
15 Sep Shenzhen Airlines
08 Sep Shenzhen Airlines

Also check the deals for return flights from London to Hanoi 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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