AirHint found the following cheapest return flights from Adelaide (ADL) to London (LHR) in April 2026 (see full year).

Return flights

21 Apr - 21 May	Singapore Airlines
23 Apr - 07 May	Singapore Airlines
20 Apr - 05 May	Singapore Airlines
21 Apr - 17 May	Singapore Airlines
17 Apr - 13 May	Singapore Airlines
17 Apr - 12 May	Singapore Airlines
18 Apr - 25 Apr	Virgin Australia
16 Apr - 13 May	Singapore Airlines
14 Apr - 28 Apr	Singapore Airlines
05 Apr - 07 May	Singapore Airlines
04 Apr - 07 May	Singapore Airlines
11 Apr - 18 Apr	Jetstar
02 Apr - 14 Apr	Indonesia AirAsia
10 Apr - 24 Apr	Jetstar
04 Apr - 21 Apr	Qatar Airways
03 Apr - 23 Apr	Qatar Airways
04 Apr - 24 Apr	Qatar Airways
11 Apr - 20 Apr	Qatar Airways
10 Apr - 20 Apr	Qatar Airways

Also check the deals for one-way flights from Adelaide to London in April.

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 Adelaide to London in April from 1062€

Return flights