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

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Aer Lingus Flight 403 Route Deals From $85

The cheapest prices found with in the last 7 days for return flights were $180 and $85 for one-way flights to Dublin for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Nov 5 - Wed, Nov 11
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$180 Roundtrip, found 6 days ago
$180
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Thu, Nov 5 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Wed, Nov 11, priced at $180 found 6 days ago
Tue, Mar 2 - Wed, Mar 3
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$188 Roundtrip, found 5 days ago
$188
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Tue, Mar 2 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Wed, Mar 3, priced at $188 found 5 days ago
Thu, Nov 5 - Wed, Nov 11
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$207 Roundtrip, found 6 days ago
$207
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Thu, Nov 5 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Wed, Nov 11, priced at $207 found 6 days ago
Wed, May 20 - Wed, May 27
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$221 Roundtrip, found 20 hours ago
$221
Roundtrip
found 20 hours ago
Select Aer Lingus flight, departing Wed, May 20 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Wed, May 27, priced at $221 found 20 hours ago
Wed, Oct 14 - Sun, Oct 18
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$226 Roundtrip, found 6 days ago
$226
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Wed, Oct 14 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Oct 18, priced at $226 found 6 days ago
Wed, Aug 26 - Mon, Aug 31
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$231 Roundtrip, found 1 day ago
$231
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Wed, Aug 26 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Aug 31, priced at $231 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.