Aer Lingus Flight 387 Deals & Information (2026/2027)

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Aer Lingus Flight 387 Route Deals From $60

The cheapest prices found with in the last 7 days for return flights were $111 and $60 for one-way flights to Shannon for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 8 - Sat, Sep 12
LHR
Heathrow
SNN
Shannon
$111 Roundtrip, found 6 days ago
$111
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Tue, Sep 8 from Heathrow to Shannon, returning Sat, Sep 12, priced at $111 found 6 days ago
Fri, Aug 28 - Sun, Aug 30
LHR
Heathrow
SNN
Shannon
$114 Roundtrip, found 2 days ago
$114
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Fri, Aug 28 from Heathrow to Shannon, returning Sun, Aug 30, priced at $114 found 2 days ago
Sat, Aug 29 - Mon, Sep 7
LHR
Heathrow
SNN
Shannon
$122 Roundtrip, found 1 day ago
$122
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sat, Aug 29 from Heathrow to Shannon, returning Mon, Sep 7, priced at $122 found 1 day ago
Mon, Aug 17 - Mon, Aug 31
LHR
Heathrow
SNN
Shannon
$133 Roundtrip, found 13 hours ago
$133
Roundtrip
found 13 hours ago
Select Aer Lingus flight, departing Mon, Aug 17 from Heathrow to Shannon, returning Mon, Aug 31, priced at $133 found 13 hours ago
Sun, Sep 13 - Thu, Sep 17
LHR
Heathrow
SNN
Shannon
$135 Roundtrip, found 4 hours ago
$135
Roundtrip
found 4 hours ago
Select Aer Lingus flight, departing Sun, Sep 13 from Heathrow to Shannon, returning Thu, Sep 17, priced at $135 found 4 hours ago
Fri, Sep 4 - Sat, Sep 12
LHR
Heathrow
SNN
Shannon
$136 Roundtrip, found 5 days ago
$136
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Fri, Sep 4 from Heathrow to Shannon, returning Sat, Sep 12, priced at $136 found 5 days ago
Sun, Sep 13 - Thu, Sep 17
LHR
Heathrow
SNN
Shannon
$137 Roundtrip, found 4 hours ago
$137
Roundtrip
found 4 hours ago
Select Aer Lingus flight, departing Sun, Sep 13 from Heathrow to Shannon, returning Thu, Sep 17, priced at $137 found 4 hours ago
Sat, Sep 12 - Mon, Sep 14
LHR
Heathrow
SNN
Shannon
$139 Roundtrip, found 7 hours ago
$139
Roundtrip
found 7 hours ago
Select Aer Lingus flight, departing Sat, Sep 12 from Heathrow to Shannon, returning Mon, Sep 14, priced at $139 found 7 hours ago
Sat, Sep 12 - Mon, Sep 14
LHR
Heathrow
SNN
Shannon
$139 Roundtrip, found 7 hours ago
$139
Roundtrip
found 7 hours ago
Select Aer Lingus flight, departing Sat, Sep 12 from Heathrow to Shannon, returning Mon, Sep 14, priced at $139 found 7 hours ago
Sun, Sep 13 - Thu, Sep 17
LHR
Heathrow
SNN
Shannon
$141 Roundtrip, found 4 hours ago
$141
Roundtrip
found 4 hours ago
Select Aer Lingus flight, departing Sun, Sep 13 from Heathrow to Shannon, returning Thu, Sep 17, priced at $141 found 4 hours ago