Cheapest return flights from London to Hanoi in April from $702

Best time to book flights for London (LHR) to Hanoi (HAN) flights at AirHint

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

Return flights

15 Apr - 27 Apr Air China
07 Apr - 16 Apr Air China
12 Apr - 19 Apr Air China
07 Apr - 21 Apr Air China
20 Apr - 27 Apr Singapore Airlines
06 Apr - 22 Apr Singapore Airlines
08 Apr - 20 Apr Singapore Airlines
08 Apr - 22 Apr Singapore Airlines
13 Apr - 29 Apr Singapore Airlines
15 Apr - 22 Apr Singapore Airlines
26 Apr - 13 May Qatar Airways
26 Apr - 10 May Qatar Airways
20 Apr - 03 May Qatar Airways
18 Apr - 10 May China Airlines
13 Apr - 01 May Qatar Airways

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

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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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