Cheap flights from London Heathrow to Ireland
Return fares from £80 in the next 12 months, with direct flights. Pick a day in the calendar to see the fare.
Search by your dates- Cheapest return
- £80
- Typical return
- £115
- Cheapest one way
- –
- Cheapest month
- January
Price calendar
Cheapest return fare by departure day, 2–14 nights, direct or with one stop. Green days are the cheapest of the month.
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | |||
| 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| 19£160 return, back 22 Oct | 20£122 return, back 22 Oct | 21£133 return, back 30 Oct | 22£162 return, back 30 Oct | 23£158 return, back 30 Oct | 24£163 return, back 27 Oct | 25£174 return, back 30 Oct |
| 26 | 27 | 28 | 29 | 30 | 31 |
Cheapest dates
Sat 30 Jan – Mon 8 Feb · 9 nights
British Airways · directMon 28 Dec – Mon 4 Jan · 7 nights
British Airways · directSat 12 Dec – Wed 16 Dec · 4 nights
British Airways · directThu 28 Jan – Mon 8 Feb · 11 nights
British Airways · directTue 9 Mar – Thu 11 Mar · 2 nights
British Airways · directSat 26 Dec – Mon 4 Jan · 9 nights
British Airways · directWed 9 Dec – Sat 12 Dec · 3 nights
British Airways · directTue 17 Nov – Tue 24 Nov · 7 nights
Aer Lingus · direct
London Heathrow to Ireland: questions
- How much is a flight from London Heathrow to Ireland?
- In the fares we found for the next 12 months, return flights start at £80 and the median is £115 (41 fares, 2–14 nights, 1 adult).
- What is the cheapest month to fly from London Heathrow to Ireland?
- January 2027, from £80 return, of the months we have fares for.
- Are there direct flights from London Heathrow to Ireland?
- Yes: 41 direct fares in our data, flying about 1 h 20 min out.
- Which airlines fly from London Heathrow to Ireland?
- In our fares: Aer Lingus, British Airways.
Ireland from other UK airports
More flights from London Heathrow
Prices are return fares for one adult, found by Aviasales users in the last few days and cached; they can change at any time, and the final price and availability are on Aviasales. Checked bags are extra unless the airline includes them. We may earn a commission when you book through our links; it does not change your price.