Cheap flights from Britain to Ireland

Recharge with an unforgettable autumn getaway

Travel until 17 December 2025.

Gaze at magical sunsets in Connemara, crunch fallen leaves on walks through Dublin’s Phoenix Park or get pampered at one of the country’s finest spa hotels. Recharge in Ireland this autumn – book your flights today.

London Heathrow to

London Heathrow to
From	To	Fare Type	Dates	Price
London (LHR)	Dublin (DUB)	Each way / Economy	15 Dec 2025 - 16 Dec 2025	From £58.90 Seen: 6 hrs ago
London (LHR)	Cork (ORK)	Each way / Economy	10 Dec 2025 - 16 Dec 2025	From £60.12 Seen: 5 hrs ago
London (LHR)	Shannon (SNN)	Each way / Economy	25 Nov 2025 - 25 Nov 2025	From £48.55 Seen: 4 hrs ago
London (LHR)	Knock (NOC)	Each way / Economy	11 Dec 2025 - 15 Dec 2025	From £48.95 Seen: 4 hrs ago

*Fares start from prices listed above and are each way, as part of a return trip.

*Terms and Conditions

Fares are each way, as part of a return trip, including taxes and charges. Travel until 17 December 2025. Route operation dates may vary. All prices are subject to terms and conditions and are subject to availability. Limited availability during holidays and special events.

Aer Lingus Limited is registered in Ireland. Company Number 9215. Registered office at Dublin Airport, Dublin, Ireland. Aer Lingus (U.K.) Limited is registered in Northern Ireland. Company number NI 612895. Registered office at Belfast City Airport, Sydenham Bypass, Belfast, Co Antrim BT3 9JH, Northern Ireland.

Manhattan skyline with fictional shamrock island in Upper New York Bay

Great value to North America

Book now for excellent value fares to North America! Plus when you connect via Dublin, you pre-clear U.S. customs and immigration before you board your transatlantic flight.

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