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

Return flights

17 Jun - 08 Jul	Air China
18 Jun - 09 Jul	Air China
07 Jun - 17 Jun	Air China
03 Jun - 17 Jun	Air China
02 Jun - 16 Jun	Air China
04 Jun - 17 Jun	Air China
04 Jun - 18 Jun	Air China
10 Jun - 21 Jun	Air China
11 Jun - 22 Jun	Air China
03 Jun - 15 Jun	Air China
04 Jun - 16 Jun	Air China
28 Jun - 06 Jul	Air China
30 Jun - 08 Jul	Air China
22 Jun - 27 Jul	Air China
28 Jun - 30 Jul	China Southern

Also check the deals for one-way flights from Hanoi to London 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 Hanoi to London in June from $688

Return flights