AirHint found the following cheapest return flights from London (LON) to Jakarta (CGK) in July 2026 (see full year).

Return flights

01 Jul - 01 Aug	Ryanair
02 Jul - 06 Jul	SKY express
09 Jul - 04 Aug	Saudia
10 Jul - 29 Aug	Saudia
17 Jul - 31 Jul	Wizz Air Malta
23 Jul - 15 Aug	Wizz Air Malta
15 Jul - 01 Aug	Singapore Airlines
20 Jul - 31 Jul	Turkish Airlines
16 Jul - 30 Jul	Turkish Airlines
20 Jul - 30 Jul	Turkish Airlines
16 Jul - 04 Aug	Singapore Airlines
19 Jul - 16 Aug	Turkish Airlines
25 Jul - 16 Aug	Turkish Airlines
25 Jul - 08 Aug	Turkish Airlines
17 Jul - 01 Aug	Singapore Airlines
02 Jul - 23 Jul	Air China
10 Jul - 26 Jul	Singapore Airlines

Also check the deals for one-way flights from London to Jakarta 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 Jakarta in July from $834

Return flights