Cheapest one-way flights from London to Hanoi in May from 394€

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

One-Way flights

05 May Aegean Airlines
04 May Etihad Airways
06 May Etihad Airways
13 May Etihad Airways
24 May Oman Air
21 May Oman Air
29 May British Airways
08 May China Airlines
06 May Vietnam Airlines direct
13 May Vietnam Airlines direct

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

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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