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

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Aer Lingus Flight 403 Route Deals From $85

The cheapest prices found with in the last 7 days for return flights were $177 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 - Mon, Nov 9
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$177 Roundtrip, found 2 days ago
$177
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Thu, Nov 5 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Nov 9, priced at $177 found 2 days ago
Thu, Nov 5 - Mon, Nov 9
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$206 Roundtrip, found 2 days ago
$206
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Thu, Nov 5 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Nov 9, priced at $206 found 2 days ago
Wed, May 20 - Fri, Jul 17
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$210 Roundtrip, found 4 days ago
$210
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Wed, May 20 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Fri, Jul 17, priced at $210 found 4 days ago
Wed, May 20 - Fri, Jul 17
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$226 Roundtrip, found 4 days ago
$226
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Wed, May 20 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Fri, Jul 17, priced at $226 found 4 days ago
Wed, Oct 7 - Sun, Oct 11
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$233 Roundtrip, found 4 days ago
$233
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Wed, Oct 7 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Oct 11, priced at $233 found 4 days ago
Sat, Dec 26 - Sun, Dec 27
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$338 Roundtrip, found 4 hours ago
$338
Roundtrip
found 4 hours ago
Select Aer Lingus flight, departing Sat, Dec 26 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Dec 27, priced at $338 found 4 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.