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

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Aer Lingus Flight 403 Route Deals From $61

The cheapest prices found with in the last 7 days for return flights were $97 and $61 for one-way flights to Dublin for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Mar 31 - Tue, Apr 14
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$97 Roundtrip, found 5 days ago
$97
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Tue, Mar 31 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Tue, Apr 14, priced at $97 found 5 days ago
Tue, Mar 31 - Tue, Apr 14
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$129 Roundtrip, found 5 days ago
$129
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Tue, Mar 31 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Tue, Apr 14, priced at $129 found 5 days ago
Tue, Mar 31 - Tue, Apr 14
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$145 Roundtrip, found 5 days ago
$145
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Tue, Mar 31 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Tue, Apr 14, priced at $145 found 5 days ago
Wed, Apr 8 - Sun, Apr 12
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$164 Roundtrip, found 6 days ago
$164
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Wed, Apr 8 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Apr 12, priced at $164 found 6 days ago
Thu, Apr 16 - Sat, Apr 18
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$165 Roundtrip, found 16 hours ago
$165
Roundtrip
found 16 hours ago
Select Aer Lingus flight, departing Thu, Apr 16 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sat, Apr 18, priced at $165 found 16 hours ago
Tue, Apr 21 - Fri, Apr 24
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$165 Roundtrip, found 3 days ago
$165
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Tue, Apr 21 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Fri, Apr 24, priced at $165 found 3 days ago
Tue, Apr 21 - Fri, Apr 24
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$184 Roundtrip, found 3 days ago
$184
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Tue, Apr 21 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Fri, Apr 24, priced at $184 found 3 days ago
Sun, Apr 26 - Tue, May 5
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$195 Roundtrip, found 1 day ago
$195
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Apr 26 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Tue, May 5, priced at $195 found 1 day ago
Sat, May 2 - Tue, May 5
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$206 Roundtrip, found 3 days ago
$206
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Sat, May 2 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Tue, May 5, priced at $206 found 3 days ago
Sat, Apr 25 - Sun, May 10
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$213 Roundtrip, found 20 hours ago
$213
Roundtrip
found 20 hours ago
Select Aer Lingus flight, departing Sat, Apr 25 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, May 10, priced at $213 found 20 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.