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

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Aer Lingus Flight 387 Route Deals From $66

The cheapest prices found with in the last 7 days for return flights were $135 and $66 for one-way flights to Shannon for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 6 - Wed, May 13
LHR
Heathrow
SNN
Shannon
$135 Roundtrip, found 3 days ago
$135
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Wed, May 6 from Heathrow to Shannon, returning Wed, May 13, priced at $135 found 3 days ago
Tue, Apr 21 - Sat, Apr 25
LHR
Heathrow
SNN
Shannon
$151 Roundtrip, found 6 days ago
$151
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Tue, Apr 21 from Heathrow to Shannon, returning Sat, Apr 25, priced at $151 found 6 days ago
Tue, May 5 - Sun, May 10
LHR
Heathrow
SNN
Shannon
$152 Roundtrip, found 3 days ago
$152
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Tue, May 5 from Heathrow to Shannon, returning Sun, May 10, priced at $152 found 3 days ago
Tue, May 12 - Thu, May 14
LHR
Heathrow
SNN
Shannon
$153 Roundtrip, found 1 day ago
$153
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Tue, May 12 from Heathrow to Shannon, returning Thu, May 14, priced at $153 found 1 day ago
Wed, May 6 - Wed, May 13
LHR
Heathrow
SNN
Shannon
$155 Roundtrip, found 3 days ago
$155
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Wed, May 6 from Heathrow to Shannon, returning Wed, May 13, priced at $155 found 3 days ago
Sun, May 17 - Wed, May 20
LHR
Heathrow
SNN
Shannon
$160 Roundtrip, found 5 days ago
$160
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Sun, May 17 from Heathrow to Shannon, returning Wed, May 20, priced at $160 found 5 days ago
Tue, May 12 - Thu, May 14
LHR
Heathrow
SNN
Shannon
$163 Roundtrip, found 1 day ago
$163
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Tue, May 12 from Heathrow to Shannon, returning Thu, May 14, priced at $163 found 1 day ago
Sun, May 17 - Wed, May 20
LHR
Heathrow
SNN
Shannon
$167 Roundtrip, found 5 days ago
$167
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Sun, May 17 from Heathrow to Shannon, returning Wed, May 20, priced at $167 found 5 days ago
Fri, Jun 12 - Sun, Jun 14
LHR
Heathrow
SNN
Shannon
$169 Roundtrip, found 2 days ago
$169
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Fri, Jun 12 from Heathrow to Shannon, returning Sun, Jun 14, priced at $169 found 2 days ago
Fri, May 8 - Sun, May 10
LHR
Heathrow
SNN
Shannon
$170 Roundtrip, found 3 days ago
$170
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Fri, May 8 from Heathrow to Shannon, returning Sun, May 10, priced at $170 found 3 days ago