Aer Lingus Flight 403 Deals & Information (2026/2027)

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Aer Lingus Flight 403 Route Deals From $58

The cheapest prices found with in the last 7 days for return flights were $96 and $58 for one-way flights to Dublin for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 15 - Mon, Oct 19
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$96 Roundtrip, found 3 days ago
$96
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Thu, Oct 15 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Oct 19, priced at $96 found 3 days ago
Fri, Nov 20 - Sun, Nov 22
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$110 Roundtrip, found 2 days ago
$110
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Fri, Nov 20 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Nov 22, priced at $110 found 2 days ago
Thu, Nov 26 - Sun, Nov 29
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$110 Roundtrip, found 5 days ago
$110
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Thu, Nov 26 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Nov 29, priced at $110 found 5 days ago
Fri, Nov 20 - Sun, Nov 22
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$114 Roundtrip, found 2 days ago
$114
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Fri, Nov 20 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Nov 22, priced at $114 found 2 days ago
Tue, Dec 1 - Fri, Dec 4
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$121 Roundtrip, found 6 days ago
$121
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Tue, Dec 1 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Fri, Dec 4, priced at $121 found 6 days ago
Fri, Dec 4 - Sun, Dec 6
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$129 Roundtrip, found 2 days ago
$129
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Fri, Dec 4 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Dec 6, priced at $129 found 2 days ago
Sat, Nov 21 - Mon, Nov 30
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$139 Roundtrip, found 3 days ago
$139
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Sat, Nov 21 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Nov 30, priced at $139 found 3 days ago
Wed, Oct 14 - Tue, Oct 20
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$141 Roundtrip, found 5 days ago
$141
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Wed, Oct 14 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Tue, Oct 20, priced at $141 found 5 days ago
Fri, Nov 6 - Fri, Nov 13
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$142 Roundtrip, found 1 day ago
$142
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Fri, Nov 6 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Fri, Nov 13, priced at $142 found 1 day ago
Fri, Oct 9 - Fri, Oct 30
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$144 Roundtrip, found 7 hours ago
$144
Roundtrip
found 7 hours ago
Select Aer Lingus flight, departing Fri, Oct 9 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Fri, Oct 30, priced at $144 found 7 hours ago

Frequently asked questions

What route does flight number EI403 take?
You'll arrive into DUB from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) if you're traveling on flight number EI403. You'll be in the air for 3 hours and 20 minutes on this trip. What's more, the service conveniently travels direct.
What terminal does EI403 fly out of?
Flight number EI403 runs between Rome Airport (FCO-Fiumicino - Leonardo da Vinci Intl.) and DUB, and travelers taking this flight normally take off from Terminal 3.
What kind of plane is on flight number EI403?
The Airbus A320 is the aircraft type that's generally used for flight number EI403. This flight typically takes off from Fiumicino Airport and lands at Dublin Airport (DUB).
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your EI403 flight with Travelocity, please visit our Customer Service Portal.