AirHint found the following cheapest return flights from Penang (PEN) to London (LHR) in July 2025 (see full year).

Return flights

08 Jul - 11 Jul	Batik Air Malaysia
05 Jul - 10 Jul	Batik Air Malaysia
12 Jul - 25 Jul	AirAsia
13 Jul - 03 Aug	Etihad Airways
02 Jul - 09 Jul	Malaysia Airlines
17 Jul - 07 Aug	Singapore Airlines
15 Jul - 20 Jul	China Southern
13 Jul - 23 Jul	China Southern

Also check the deals for one-way flights from Penang to London 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 Penang to London in July from $854

Return flights