Aer Lingus Flight EI631 Deals & Information (2025/2026)

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Aer Lingus Flight 631 Route Deals From $48

The cheapest prices found with in the last 7 days for return flights were $88 and $48 for one-way flights to Dublin for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 8 - Sun, Oct 12
BRU
Brussels - National
DUB
Dublin
$88 Roundtrip, found 3 days ago
$88
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Wed, Oct 8 from Brussels - National to Dublin, returning Sun, Oct 12, priced at $88 found 3 days ago
Sun, Nov 16 - Thu, Nov 20
BRU
Brussels - National
DUB
Dublin
$88 Roundtrip, found 2 days ago
$88
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Sun, Nov 16 from Brussels - National to Dublin, returning Thu, Nov 20, priced at $88 found 2 days ago
Wed, Nov 12 - Sat, Nov 15
BRU
Brussels - National
DUB
Dublin
$110 Roundtrip, found 3 days ago
$110
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Wed, Nov 12 from Brussels - National to Dublin, returning Sat, Nov 15, priced at $110 found 3 days ago
Thu, Nov 27 - Tue, Dec 2
BRU
Brussels - National
DUB
Dublin
$118 Roundtrip, found 4 days ago
$118
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Thu, Nov 27 from Brussels - National to Dublin, returning Tue, Dec 2, priced at $118 found 4 days ago
Sat, Jan 3 - Mon, Jan 5
BRU
Brussels - National
DUB
Dublin
$124 Roundtrip, just found
$124
Roundtrip
just found
Select Aer Lingus flight, departing Sat, Jan 3 from Brussels - National to Dublin, returning Mon, Jan 5, priced at $124 just found
Wed, Oct 8 - Sun, Oct 12
BRU
Brussels - National
DUB
Dublin
$126 Roundtrip, found 3 days ago
$126
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Wed, Oct 8 from Brussels - National to Dublin, returning Sun, Oct 12, priced at $126 found 3 days ago
Fri, Oct 24 - Tue, Oct 28
BRU
Brussels - National
DUB
Dublin
$133 Roundtrip, found 4 days ago
$133
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Fri, Oct 24 from Brussels - National to Dublin, returning Tue, Oct 28, priced at $133 found 4 days ago
Sun, Nov 16 - Fri, Nov 21
BRU
Brussels - National
DUB
Dublin
$137 Roundtrip, found 2 days ago
$137
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Sun, Nov 16 from Brussels - National to Dublin, returning Fri, Nov 21, priced at $137 found 2 days ago
Sat, Nov 15 - Mon, Nov 17
BRU
Brussels - National
DUB
Dublin
$139 Roundtrip, found 1 day ago
$139
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sat, Nov 15 from Brussels - National to Dublin, returning Mon, Nov 17, priced at $139 found 1 day ago
Sat, Dec 6 - Sun, Dec 7
BRU
Brussels - National
DUB
Dublin
$142 Roundtrip, found 1 day ago
$142
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sat, Dec 6 from Brussels - National to Dublin, returning Sun, Dec 7, priced at $142 found 1 day ago