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

Return flights

01 Jul - 13 Jul	British Airways
01 Jul - 06 Jul	British Airways
01 Jul - 11 Jul	British Airways
02 Jul - 14 Jul	SWISS
13 Jul - 12 Aug	Lufthansa
20 Jul - 30 Aug	ITA Airways
29 Jul - 17 Aug	British Airways
29 Jul - 26 Aug	British Airways
02 Jul - 12 Jul	British Airways
15 Jul - 27 Jul	Air Dolomiti
29 Jul - 12 Aug	Lufthansa
29 Jul - 10 Aug	British Airways
15 Jul - 29 Jul	Condor
06 Jul - 04 Aug	Lufthansa
06 Jul - 06 Aug	Lufthansa
21 Jul - 03 Aug	Air Dolomiti
16 Jul - 03 Aug	Condor
17 Jul - 24 Jul	Lufthansa
12 Jul - 26 Jul	KLM
05 Jul - 15 Jul	SWISS

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

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 London to Hanoi in July from 1139€

Return flights