Aer Lingus Flight FR631 Deals & Information (2025/2026)

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Aer Lingus Flight 631 Route Deals From $47

The cheapest prices found with in the last 7 days for return flights were $88 and $47 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 5 days ago
$88
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Wed, Oct 8 from Brussels - National to Dublin, returning Sun, Oct 12, priced at $88 found 5 days ago
Mon, Nov 24 - Sun, Nov 30
BRU
Brussels - National
DUB
Dublin
$88 Roundtrip, found 2 days ago
$88
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Mon, Nov 24 from Brussels - National to Dublin, returning Sun, Nov 30, priced at $88 found 2 days ago
Thu, Dec 11 - Sun, Dec 14
BRU
Brussels - National
DUB
Dublin
$110 Roundtrip, found 1 day ago
$110
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Thu, Dec 11 from Brussels - National to Dublin, returning Sun, Dec 14, priced at $110 found 1 day ago
Mon, Nov 24 - Sun, Nov 30
BRU
Brussels - National
DUB
Dublin
$110 Roundtrip, found 2 days ago
$110
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Mon, Nov 24 from Brussels - National to Dublin, returning Sun, Nov 30, priced at $110 found 2 days ago
Mon, Oct 13 - Fri, Oct 17
BRU
Brussels - National
DUB
Dublin
$112 Roundtrip, found 7 hours ago
$112
Roundtrip
found 7 hours ago
Select Aer Lingus flight, departing Mon, Oct 13 from Brussels - National to Dublin, returning Fri, Oct 17, priced at $112 found 7 hours ago
Thu, Dec 11 - Sun, Dec 14
BRU
Brussels - National
DUB
Dublin
$132 Roundtrip, found 1 day ago
$132
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Thu, Dec 11 from Brussels - National to Dublin, returning Sun, Dec 14, priced at $132 found 1 day ago
Thu, Oct 23 - Thu, Oct 30
BRU
Brussels - National
DUB
Dublin
$133 Roundtrip, found 1 day ago
$133
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Thu, Oct 23 from Brussels - National to Dublin, returning Thu, Oct 30, priced at $133 found 1 day ago
Sun, Nov 16 - Fri, Nov 21
BRU
Brussels - National
DUB
Dublin
$137 Roundtrip, found 5 days ago
$137
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Sun, Nov 16 from Brussels - National to Dublin, returning Fri, Nov 21, priced at $137 found 5 days ago
Sat, Nov 15 - Mon, Nov 17
BRU
Brussels - National
DUB
Dublin
$139 Roundtrip, found 3 days ago
$139
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Sat, Nov 15 from Brussels - National to Dublin, returning Mon, Nov 17, priced at $139 found 3 days ago
Sat, Dec 6 - Sun, Dec 7
BRU
Brussels - National
DUB
Dublin
$142 Roundtrip, found 4 days ago
$142
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Sat, Dec 6 from Brussels - National to Dublin, returning Sun, Dec 7, priced at $142 found 4 days ago