Cheap flights from London to Galway

View AU$101 flight on Tue, 16 Sep. 2025Opens in a new window

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Cheap Flights from London (LON) to Galway (SNN)

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.

Aer Lingus
Thu, 4 Sep. - Mon, 8 Sep.
LHR
London
SNN
Shannon
AU$228 Return, found 2 days ago
AU$228
Return
found 2 days ago
Select Aer Lingus flight, departing Thu, 4 Sep. from London to Shannon, returning Mon, 8 Sep., priced at AU$228 found 2 days ago
Aer Lingus
Fri, 19 Sep. - Tue, 30 Sep.
LHR
London
SNN
Shannon
AU$230 Return, found 3 hours ago
AU$230
Return
found 3 hours ago
Select Aer Lingus flight, departing Fri, 19 Sep. from London to Shannon, returning Tue, 30 Sep., priced at AU$230 found 3 hours ago
Aer Lingus
Tue, 12 Aug. - Wed, 27 Aug.
LHR
London
SNN
Shannon
AU$232 Return, found 3 days ago
AU$232
Return
found 3 days ago
Select Aer Lingus flight, departing Tue, 12 Aug. from London to Shannon, returning Wed, 27 Aug., priced at AU$232 found 3 days ago
Aer Lingus
Wed, 6 Aug. - Tue, 19 Aug.
LHR
London
SNN
Shannon
AU$234 Return, just found
AU$234
Return
just found
Select Aer Lingus flight, departing Wed, 6 Aug. from London to Shannon, returning Tue, 19 Aug., priced at AU$234 just found
Aer Lingus
Tue, 12 Aug. - Wed, 27 Aug.
LHR
London
SNN
Shannon
AU$242 Return, found 3 days ago
AU$242
Return
found 3 days ago
Select Aer Lingus flight, departing Tue, 12 Aug. from London to Shannon, returning Wed, 27 Aug., priced at AU$242 found 3 days ago
British Airways
Mon, 11 Aug. - Tue, 16 Sep.
LHR
London
SNN
Shannon
AU$503 Return, just found
AU$503
Return
just found
Select British Airways flight, departing Mon, 11 Aug. from London to Shannon, returning Tue, 16 Sep., priced at AU$503 just found

Find the cheapest month to fly from London (LON) to Shannon (SNN)

March is typically the cheapest month to fly

From AU$83 - AU$249 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.