Cheapest return flights from London to Hanoi in March from $847

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

Return flights

05 Mar - 12 Mar SWISS
11 Mar - 22 Apr British Airways
04 Mar - 13 Mar British Airways
04 Mar - 11 Mar British Airways
06 Mar - 16 Mar British Airways
04 Mar - 10 Mar British Airways
03 Mar - 17 Mar British Airways
05 Mar - 18 Mar British Airways
11 Mar - 23 Mar British Airways
13 Mar - 23 Mar British Airways
11 Mar - 17 Mar British Airways
17 Mar - 01 Apr British Airways
11 Mar - 15 Apr British Airways
25 Mar - 01 Apr Lufthansa
23 Mar - 15 Apr British Airways
25 Mar - 15 Apr British Airways
31 Mar - 08 Apr Lufthansa
23 Mar - 07 Apr KLM
31 Mar - 15 Apr British Airways
30 Mar - 22 Apr British Airways

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

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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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