Cheapest one-way flights from London to Hanoi in October from $435

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

One-Way flights

20 Oct Shenzhen Airlines
01 Oct Shenzhen Airlines
26 Oct Shenzhen Airlines
27 Oct Shenzhen Airlines
22 Oct Shenzhen Airlines
30 Oct China Southern
21 Oct Air China
04 Oct Air China
03 Oct Air China
05 Oct Air China

Also check the deals for return flights from London to Hanoi in October.

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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