Cheap flights from London to County Dublin

View AU$143 flight on Tue, 21 Oct. 2025Opens in a new window

Popular airlines from London to County Dublin

  • British Airways

    British Airways

  • Aer Lingus

    Aer Lingus

  • SAS

    SAS

  • Swiss International Air Lines

    Swiss International Air Lines

  • KLM

    KLM

  • Lufthansa

    Lufthansa

  • Air France

    Air France

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Cheap Flights from London (LON) to County Dublin (DUB)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, 1 Jan. - Wed, 7 Jan.
LHR
London
DUB
Dublin
AU$205 Return, found 18 hours ago
AU$205
Return
found 18 hours ago
Select British Airways flight, departing Thu, 1 Jan. from London to Dublin, returning Wed, 7 Jan., priced at AU$205 found 18 hours ago
Aer Lingus
Wed, 12 Nov. - Mon, 9 Feb.
LCY
London
DUB
Dublin
AU$251 Return, found 2 days ago
AU$251
Return
found 2 days ago
Select Aer Lingus flight, departing Wed, 12 Nov. from London to Dublin, returning Mon, 9 Feb., priced at AU$251 found 2 days ago
Scandinavian Airlines
Fri, 21 Nov. - Thu, 11 Dec.
LHR
London
DUB
Dublin
AU$299 Return, found 5 days ago
AU$299
Return
found 5 days ago
Select Scandinavian Airlines flight, departing Fri, 21 Nov. from London to Dublin, returning Thu, 11 Dec., priced at AU$299 found 5 days ago
Swiss International Air Lines
Thu, 30 Apr. - Sun, 10 May
LHR
London
DUB
Dublin
AU$350 Return, found 3 days ago
AU$350
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Thu, 30 Apr. from London to Dublin, returning Sun, 10 May, priced at AU$350 found 3 days ago
Lufthansa
Sat, 15 Nov. - Sun, 16 Nov.
LHR
London
DUB
Dublin
AU$371 Return, found 18 hours ago
AU$371
Return
found 18 hours ago
Select Lufthansa flight, departing Sat, 15 Nov. from London to Dublin, returning Sun, 16 Nov., priced at AU$371 found 18 hours ago
KLM
Fri, 7 Nov. - Mon, 10 Nov.
LHR
London
DUB
Dublin
AU$406 Return, found 6 days ago
AU$406
Return
found 6 days ago
Select KLM flight, departing Fri, 7 Nov. from London to Dublin, returning Mon, 10 Nov., priced at AU$406 found 6 days ago

Find the cheapest month to fly from London (LON) to Dublin (DUB)

May is typically the cheapest month to fly

From AU$77 - AU$242 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.