Cheap flights
Cheap flights from Ireland to London
Track the cheapest Ireland–London fares — currently from €52.
Fares shown in EUR, observed from live searches.
Here's everything you need to book a cheap flight from Ireland to London: the cheapest fares we've tracked, how prices change month to month, and a free alert that watches the route for you.
Ireland to London flight prices by month
The cheapest month to fly Ireland to London is Aug 2026, with fares from €52. Use the table below to find the cheapest time to travel.
| Month | Cheapest fare |
|---|---|
| Jun 2026 | €60 |
| Jul 2026 | €58 |
| Aug 2026Cheapest | €52 |
| Sep 2026 | €59 |
Popular destinations from Ireland
Frequently asked questions
How much is a flight from Ireland to London?
The cheapest Ireland–London fare we've tracked recently is €52 one-way. The lowest prices usually appear in Aug 2026.
What is the cheapest month to fly from Ireland to London?
Aug 2026 is currently the cheapest month to fly from Ireland to London, with fares from €52. See the month-by-month table above for the full year.
How far in advance should I book Ireland to London?
For Ireland–London, booking a few weeks to a few months ahead usually gives the best price. Flexible dates and mid-week departures help you save even more.
Can I set a price alert for Ireland to London?
Yes — Flyozo watches the Ireland–London route for free and emails you the moment the fare drops.
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Prices on this page are observed from live flight searches (40,987 recent fares), not estimates. Last updated Jun 12, 2026. Actual prices change constantly — always confirm on the booking site.