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

Return flights

31 May - 07 Jun	Air China
17 May - 24 May	Air China
03 May - 06 May	Air China
05 May - 08 May	Air China
02 May - 18 May	Emirates
16 May - 23 May	Air China

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

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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Hanoi to London in May from $741

Return flights