Cheapest one-way flights from London to Dublin in September from 84€

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

One-Way flights

22 Sep British Airways direct
07 Sep British Airways direct
24 Sep British Airways direct
25 Sep British Airways direct
15 Sep British Airways direct
11 Sep British Airways direct
14 Sep British Airways direct
10 Sep British Airways direct
27 Sep British Airways direct
19 Sep KLM

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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