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

Return flights

16 Apr - 20 Apr	Aer Lingus	direct
30 Apr - 04 May	Aer Lingus	direct
21 Apr - 23 Apr	Aer Lingus	direct
02 Apr - 11 Apr	Aer Lingus	direct
03 Apr - 05 Apr	Aer Lingus	direct
10 Apr - 12 Apr	Aer Lingus	direct
09 Apr - 11 Apr	Aer Lingus	direct
11 Apr - 13 Apr	Aer Lingus	direct
23 Apr - 26 Apr	Aer Lingus	direct
29 Apr - 03 May	Aer Lingus	direct
24 Apr - 26 Apr	Aer Lingus	direct
17 Apr - 19 Apr	Aer Lingus	direct

Also check the deals for one-way flights from London to Cork 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 London to Cork in April from 170€

Return flights