Cheapest one-way flights from London to Hanoi in September from $346

AirHint found the following cheapest one-way flights from London (STN) to Hanoi (HAN) in September 2026 (see full year).

One-Way flights

24 Sep Pegasus Airlines
22 Sep Pegasus Airlines
27 Sep Pegasus Airlines
20 Sep Pegasus Airlines
01 Sep Pegasus Airlines
30 Sep Ryanair
26 Sep Ryanair
19 Sep Ryanair
21 Sep Pegasus Airlines
23 Sep Pegasus Airlines

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

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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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