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Cheap flights from Britain to Ireland
The Aer Lingus Sale! Up to 30% off
Travel: 01 October 2025 until 25 March 2026. Book by: 16 September 2025
Welcome aboard the Aer Lingus Sale! Fasten your seatbelts and get ready to save up to 30% on flights to Ireland. From the cobbled streets of Dublin to Wild Atlantic Way sunsets, you’ll be landing in no time!
Flights from Britain to Ireland
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Edinburgh (EDI) | Dublin (DUB) | Each way / Economy | 20 Oct 2025 - 23 Oct 2025 | From £33.97 Seen: 5 hrs ago | |
| Birmingham (BHX) | Dublin (DUB) | Each way / Economy | 10 Oct 2025 - 14 Oct 2025 | From £25.80 Seen: 23 hrs ago | |
| Manchester (MAN) | Dublin (DUB) | Each way / Economy | 10 Oct 2025 - 13 Oct 2025 | From £29.32 Seen: 22 hrs ago | |
| Glasgow (GLA) | Dublin (DUB) | Each way / Economy | 9 Oct 2025 - 20 Oct 2025 | From £30.91 Seen: 5 hrs ago | |
| Glasgow (GLA) | Cork (ORK) | Each way / Economy | 4 Dec 2025 - 8 Dec 2025 | From £31.80 Seen: 1 hour ago | |
| Isle of Man (IOM) | Dublin (DUB) | Each way / Economy | 8 Oct 2025 - 14 Oct 2025 | From £36.05 Seen: 3 hrs ago | |
| Newcastle upon Tyne (NCL) | Dublin (DUB) | Each way / Economy | 5 Oct 2025 - 6 Oct 2025 | From £38.80 Seen: 6 hrs ago | |
| Leeds (LBA) | Dublin (DUB) | Each way / Economy | 2 Oct 2025 - 7 Oct 2025 | From £35.78 Seen: 11 hrs ago | |
| Bristol (BRS) | Dublin (DUB) | Each way / Economy | 24 Oct 2025 - 27 Oct 2025 | From £36.25 Seen: 5 hrs ago | |
| Bristol (BRS) | Cork (ORK) | Each way / Economy | 13 Oct 2025 - 17 Oct 2025 | From £36.52 Seen: 23 hrs ago | |
| Newquay (NQY) | Dublin (DUB) | Each way / Economy | 7 Oct 2025 - 13 Oct 2025 | From £35.70 Seen: 21 hrs ago | |
| Exeter (EXT) | Dublin (DUB) | One way / Economy | Depart: 23 Oct 2025 | From £48.16 Seen: 5 hrs ago | |
| Aberdeen (ABZ) | Dublin (DUB) | Each way / Economy | 16 Oct 2025 - 21 Oct 2025 | From £35.19 Seen: 10 hrs ago | |
| Liverpool (LPL) | Dublin (DUB) | Each way / Economy | 7 Oct 2025 - 9 Oct 2025 | From £32.18 Seen: 21 hrs ago | |
| Southampton (SOU) | Dublin (DUB) | Each way / Economy | 1 Oct 2025 - 7 Oct 2025 | From £37.91 Seen: 11 hrs ago |
*Fares start from prices listed above and are each way, as part of a return trip.
London Heathrow to
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| London (LHR) | Dublin (DUB) | Each way / Economy | 23 Oct 2025 - 30 Oct 2025 | From £47.40 Seen: 19 hrs ago | |
| London (LHR) | Cork (ORK) | Each way / Economy | 14 Oct 2025 - 25 Oct 2025 | From £40.98 Seen: 1 hour ago | |
| London (LHR) | Shannon (SNN) | Each way / Economy | 20 Oct 2025 - 22 Oct 2025 | From £40.67 Seen: 4 hrs ago | |
| London (LHR) | Knock (NOC) | Each way / Economy | 1 Oct 2025 - 15 Oct 2025 | From £41.51 Seen: 5 hrs ago |
*Fares start from prices listed above and are each way, as part of a return trip.
Flights from Britain to Belfast City
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Birmingham (BHX) | Belfast (BHD) | One way / Economy | Depart: 13 Nov 2025 | From £40.12 Seen: 11 hrs ago | |
| Leeds (LBA) | Belfast (BHD) | One way / Economy | Depart: 2 Dec 2025 | From £46.08 Seen: 19 hrs ago | |
| Manchester (MAN) | Belfast (BHD) | Each way / Economy | 26 Nov 2025 - 27 Nov 2025 | From £44.19 Seen: 8 hrs ago | |
| Edinburgh (EDI) | Belfast (BHD) | One way / Economy | Depart: 10 Nov 2025 | From £37.58 Seen: 10 hrs ago | |
| Southampton (SOU) | Belfast (BHD) | Each way / Economy | 13 Dec 2025 - 16 Dec 2025 | From £40.72 Seen: 21 hrs ago | |
| Cardiff (CWL) | Belfast (BHD) | One way / Economy | Depart: 21 Oct 2025 | From £42.75 Seen: 22 hrs ago | |
| Glasgow (GLA) | Belfast (BHD) | One way / Economy | Depart: 8 Nov 2025 | From £33.53 Seen: 10 hrs ago | |
| East Midlands (EMA) | Belfast (BHD) | Each way / Economy | 7 Oct 2025 - 9 Oct 2025 | From £35.49 Seen: 6 hrs ago | |
| Exeter (EXT) | Belfast (BHD) | One way / Economy | Depart: 4 Oct 2025 | From £35.49 Seen: 30 minutes ago |
*Fares start from prices listed above and are each way, as part of a return trip.
*Terms and Conditions
Discount applies to fares only and when the fare is £0, there is no discount. Travel on Emerald Airlines operated flights between 12 September 2025 and 25 March 2026. Travel on Aer Lingus operated flights between 01 October 2025 and 25 March 2026. Book by 16 September 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.
 
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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