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

Return flights

05 Apr - 04 May	China Eastern
24 Apr - 03 May	VietJet Air
29 Apr - 05 May	VietJet Air
06 Apr - 05 May	China Eastern
02 Apr - 16 Apr	China Southern
18 Apr - 02 May	VietJet Air
26 Apr - 11 May	AirAsia
20 Apr - 03 May	VietJet Air
28 Apr - 03 May	VietJet Air
29 Apr - 06 May	VietJet Air
01 Apr - 08 Apr	China Southern
29 Apr - 04 May	VietJet Air
11 Apr - 25 Apr	Scoot
14 Apr - 21 Apr	VietJet Air
12 Apr - 12 Apr	Emirates
11 Apr - 11 Apr	Emirates

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

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 April from $683

Return flights