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

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Aer Lingus Flight 403 Route Deals From $62

The cheapest prices found with in the last 7 days for return flights were $125 and $62 for one-way flights to Dublin for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jan 21 - Sat, Jan 23
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$125 Roundtrip, found 1 day ago
$125
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Thu, Jan 21 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sat, Jan 23, priced at $125 found 1 day ago
Thu, Nov 26 - Sun, Nov 29
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$128 Roundtrip, found 2 days ago
$128
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Thu, Nov 26 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Nov 29, priced at $128 found 2 days ago
Sat, Dec 12 - Sun, Dec 13
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$143 Roundtrip, found 6 days ago
$143
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Sat, Dec 12 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Dec 13, priced at $143 found 6 days ago
Sat, Jan 16 - Fri, Jan 22
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$149 Roundtrip, found 1 day ago
$149
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sat, Jan 16 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Fri, Jan 22, priced at $149 found 1 day ago
Thu, Jan 21 - Sat, Jan 23
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$150 Roundtrip, found 1 day ago
$150
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Thu, Jan 21 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sat, Jan 23, priced at $150 found 1 day ago
Thu, Nov 26 - Sun, Nov 29
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$152 Roundtrip, found 2 days ago
$152
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Thu, Nov 26 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Nov 29, priced at $152 found 2 days ago
Thu, Nov 26 - Mon, Nov 30
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$152 Roundtrip, found 1 day ago
$152
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Thu, Nov 26 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Nov 30, priced at $152 found 1 day 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.