AirHint found the following cheapest return flights from London (LHR) to Hanoi (HAN) in June 2026 (see full year).

Return flights

02 Jun - 19 Jun	Air China
01 Jun - 15 Jun	Air China
15 Jun - 21 Jun	Air China
03 Jun - 10 Jun	Air China
04 Jun - 14 Jun	Air China
01 Jun - 14 Jun	Air China
04 Jun - 17 Jun	Air China
16 Jun - 23 Jun	Air China
17 Jun - 24 Jun	Air China
14 Jun - 22 Jun	Air China
13 Jun - 04 Jul	Air China
18 Jun - 03 Jul	Air China
24 Jun - 13 Jul	Etihad Airways
24 Jun - 09 Jul	Etihad Airways
22 Jun - 04 Jul	Etihad Airways
16 Jun - 02 Jul	Etihad Airways
24 Jun - 11 Jul	Etihad Airways
21 Jun - 06 Jul	Oman Air
28 Jun - 06 Jul	Oman Air
26 Jun - 06 Jul	Oman Air

Also check the deals for one-way flights from London to Hanoi in June.

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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Cheapest return flights from London to Hanoi in June from 541€

Return flights