AirHint found the following cheapest return flights from London (LHR) to Ljubljana (LJU) in July 2026 (see full year).

Return flights

02 Jul - 10 Jul	Lufthansa
02 Jul - 04 Jul	Lufthansa
09 Jul - 13 Jul	Lufthansa
05 Jul - 11 Jul	Air Serbia
04 Jul - 11 Jul	Air Serbia
30 Jul - 13 Aug	Lufthansa
30 Jul - 02 Aug	Lufthansa
11 Jul - 17 Jul	Lufthansa
04 Jul - 09 Jul	Lufthansa
26 Jul - 01 Aug	Air Serbia
28 Jul - 10 Aug	Lufthansa
13 Jul - 20 Jul	Lufthansa
13 Jul - 19 Jul	Lufthansa
09 Jul - 15 Jul	Lufthansa
30 Jul - 13 Aug	British Airways	direct
30 Jul - 02 Aug	British Airways	direct
26 Jul - 01 Aug	British Airways	direct
28 Jul - 10 Aug	British Airways	direct

Also check the deals for one-way flights from London to Ljubljana 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 Ljubljana in July from 177€

Return flights