Heathrow (LHR) to Dublin (DUB).
| Departure | Return | Price |
|---|---|---|
| 05/27/2026 | 06/01/2026 | $44 |
| 05/27/2026 | 06/02/2026 | $44 |
| 05/27/2026 | 06/03/2026 | $44 |
| 05/27/2026 | 06/04/2026 | $44 |
| 05/27/2026 | 06/05/2026 | $44 |
| 05/26/2026 | 06/02/2026 | $45 |
| 05/26/2026 | 06/03/2026 | $45 |
| 05/26/2026 | 06/04/2026 | $45 |
| 05/28/2026 | 06/02/2026 | $45 |
| 05/28/2026 | 06/03/2026 | $45 |
Based on current fares, June is the cheapest month to fly from London to Dublin, with average fares around $49 round trip (as low as $46).
August tends to be more expensive, averaging $74.
See the full month-by-month and day-of-week price analysis
Best Time to Fly LHR → DUBDeparture date prices (economy, round trip). Green = cheap, red = expensive.
The cheapest month to fly from London to Dublin is June, with average round-trip fares around $49. Fares in June start as low as $46. The most expensive month is August, averaging $74.
A nonstop flight from London to Dublin takes approximately 1h 30m.
The cheapest flight from London to Dublin currently starts at $44 round trip in economy class.
The average round-trip flight price from London to Dublin is $66 in economy class.
The distance is 279 miles (449 km). with a nonstop flight time of about 1h 30m. The lowest fare currently available is $44 departing in May. The average round-trip fare is $66.
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