Cheapest one-way flights from London to Dublin in September from 51€

AirHint found the following cheapest one-way flights from London (LHR) to Dublin (DUB) in September 2026 (see full year).

One-Way flights

03 Sep British Airways direct
15 Sep British Airways direct
22 Sep British Airways direct
28 Sep British Airways direct
21 Sep British Airways direct
04 Sep British Airways direct

Also check the deals for return flights from London to Dublin in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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